What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for San Francisco to Seattle flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

How often are flights from San Francisco to Seattle delayed?

About 18% of weekly flights between San Francisco and Seattle have experienced delays in the past year, with the average delay time being 134 minutes.

Which airline has the best punctuality record on San Francisco to Seattle flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

How popular is this San Francisco to Seattle flight route?

The San Francisco to Seattle/Tacoma Intl flight path was viewed by 9 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from San Francisco to Seattle?

There are many flights that can get you from San Francisco to Seattle in 2h 17m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. There are 1093 km between San Francisco and Seattle. Most flights are nonstop.

What is the cheapest airline to fly from San Francisco to Seattle round-trip?

Cheapflights users have booked flights from San Francisco to Seattle return from ₹ 10,646. Alaska Airlines is priced at 61% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from San Francisco to Seattle one-way?

One-way options have recently been found by users for as low as ₹ 5,535 on Delta. Other airlines that offer cheap prices include Alaska Airlines from ₹ 10,057 and United Airlines from ₹ 11,202 one-way.

Weekly flight availability from San Francisco to Seattle

The most flights from SFO to SEA are scheduled on a Thursday (91 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the cheapest flights from San Francisco to Seattle?

Looking for the cheapest flight from San Francisco to Seattle? While on average our users pay ₹ 30,512, our data indicates the cheapest price to be ₹ 18,682. The most popular route (San Francisco - Seattle/Tacoma Intl), is priced around ₹ 17,881.

What are the most reliable airlines from San Francisco to Seattle?

Before booking your flight to Seattle from San Francisco, have a look at the most reliable airlines to get you to your destination on time: Aeromexico (97%), Air China (91%), Copa Airlines( 85%).

What airports do I use to fly from San Francisco to Seattle?

If you book a flight from San Francisco to Seattle, you will be flying from San Francisco to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from San Francisco (SFO) take 2h 18m for a nonstop flight. There are 49 flights from San Francisco to Seattle per day from 1 airline.

Can I find deals for flights from San Francisco to Seattle that include hotel bookings?

Yes. In addition to deals on San Francisco to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from San Francisco to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Seattle.

Can I find deals for business class flights from San Francisco to Seattle?

Yes. Cheapflights offers flight deals from San Francisco to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

₹ 7,474+ Cheap Flights from San Francisco to Seattle

Cheapflights Tip: The best prices from San Francisco to Seattle/Tacoma Intl are usually found in February or January, booked 51 days in advance, depart on a Friday or Monday and return on a Thursday

Cheap flight deals from San Francisco to Seattle

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from San Francisco to Seattle
Explore the most affordable flight options available from San Francisco to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Mon 9/1107:25 -

Nonstop2h 15m

Thu 19/1109:05 -

Nonstop2h 19m

Deal found 23/10₹ 12,961

Mon 9/1117:30 -

1 stop7h 50m

Thu 19/1105:15 -

2 stops6h 30m

Deal found 23/10₹ 15,327

Thu 12/1107:25 -

Nonstop2h 15m

Sun 15/1107:00 -

Nonstop2h 19m

Deal found 23/10₹ 15,421

Wed 11/1108:20 -

2 stops11h 20m

Sat 21/1120:15 -

1 stop11h 35m

Deal found 23/10₹ 15,894

Thu 12/1106:08 -

Nonstop2h 14m

Thu 12/1111:43 -

Nonstop2h 27m

Deal found 22/10₹ 17,408

Sat 14/1110:39 -

Nonstop2h 17m

Sun 15/1107:18 -

Nonstop2h 23m

Deal found 21/10₹ 17,881

Thu 12/1106:17 -

Nonstop2h 18m

Sun 15/1107:20 -

Nonstop2h 23m

Deal found 21/10₹ 17,976

Wed 11/1112:13 -

Nonstop2h 15m

Sat 14/1115:48 -

Nonstop2h 13m

Deal found 20/10₹ 18,638

Thu 24/1206:10 -

Nonstop2h 23m

Sat 26/1219:52 -

Nonstop2h 16m

Deal found 20/10₹ 18,733

Mon 9/1106:08 -

Nonstop2h 14m

Thu 19/1119:33 -

Nonstop2h 10m

Deal found 20/10₹ 18,922

Sat 5/1210:45 -

Nonstop2h 19m

Sat 5/1215:58 -

Nonstop2h 14m

Deal found 19/10₹ 19,111

Find flight deals from San Francisco to Seattle

Round-trip from	₹ 12,961
One-way from	₹ 8,136
Popular in	July
Cheapest in	February
Average price	₹ 25,544
Good round-trip deal	₹ 26,767 or less
Good one-way deal	₹ 25,942 or less

United Airlines
7/1-12/1
Nonstop
4h 36m total
San Francisco to Seattle

Search Deals

Frontier
14/11-31/12
1 total stop
9h 10m total
San Francisco to Seattle

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (₹ 286,402 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (₹ 43,215 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

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Price to beat on a round-trip flight from San Francisco to Seattle/Tacoma Intl.

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Price to beat on a one-way flight from San Francisco to Seattle/Tacoma Intl.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Fri 11/12

06:00-08:16

Nonstop2h 16m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 8,988

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Mon 4/1

18:30-20:50

Nonstop2h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 8,988

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Sun 6/12

07:00-09:16

Nonstop2h 16m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 8,988

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Sat 14/11

12:13-14:28

Nonstop2h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 8,988

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Tue 10/11

10:38-12:57

Nonstop2h 19m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 9,745

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Tue 1/12

06:00-08:18

Nonstop2h 18m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 9,745

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Wed 13/1

09:25-11:43

Nonstop2h 18m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 9,745

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Wed 25/11

06:17-08:35

Nonstop2h 18m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 9,839

Fastest return journey

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Sat 12/12

17:50-20:04

Nonstop2h 14m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 9,839

San FranciscoSeattle

SFO San Francisco - SEA Seattle/Tacoma Intl

SFOSEA

San Francisco

Tue 29/12

06:10-08:33

Nonstop2h 23m

Seattle/Tacoma Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 9,839

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from San Francisco to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from San Francisco with our price prediction graph.

SFO-SEA

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Seattle

Prices

Airlines

Delays

How far ahead should I book a flight from San Francisco to Seattle?

To ensure you get the cheapest price possible for a flight from San Francisco to Seattle, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Francisco to Seattle?

Currently, February is the cheapest month in which you can book a flight from San Francisco to Seattle (average of ₹ 20,057). Flying from San Francisco to Seattle in July is currently the most expensive (average of ₹ 32,640). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to SEA?

When flying from San Francisco to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 60% versus a flight in the afternoon.

How much does it cost for a return flight from San Francisco to Seattle?

Airfare is below average for this route at the moment.

San Francisco to Seattle flights typically cost between ₹ 19,064 and ₹ 38,695 in November.
The cheapest return price found within the last 5 days was ₹ 12,961 on United Airlines (9 Nov–19 Nov).

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with Alaska Airlines from San Francisco to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

13,111 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Alaska Airlines

7.9

Good

13,111 reviews

Alaska Airlines

7.9

Good

13,111 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

What airports do I use to fly from San Francisco to Seattle?
If you book a flight from San Francisco to Seattle, you will be flying from San Francisco to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from San Francisco (SFO) take 2h 18m for a nonstop flight. There are 49 flights from San Francisco to Seattle per day from 1 airline.
How popular is this San Francisco to Seattle flight route?
The San Francisco to Seattle/Tacoma Intl flight path was viewed by 9 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from San Francisco to Seattle?
There are many flights that can get you from San Francisco to Seattle in 2h 17m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. There are 1093 km between San Francisco and Seattle. Most flights are nonstop.
What is the cheapest airline to fly from San Francisco to Seattle round-trip?
Cheapflights users have booked flights from San Francisco to Seattle return from ₹ 10,646. Alaska Airlines is priced at 61% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from San Francisco to Seattle one-way?
One-way options have recently been found by users for as low as ₹ 5,535 on Delta. Other airlines that offer cheap prices include Alaska Airlines from ₹ 10,057 and United Airlines from ₹ 11,202 one-way.
What are the most reliable airlines from San Francisco to Seattle?
Before booking your flight to Seattle from San Francisco, have a look at the most reliable airlines to get you to your destination on time: Aeromexico (97%), Air China (91%), Copa Airlines( 85%).
What are the cheapest flights from San Francisco to Seattle?
Looking for the cheapest flight from San Francisco to Seattle? While on average our users pay ₹ 30,512, our data indicates the cheapest price to be ₹ 18,682. The most popular route (San Francisco - Seattle/Tacoma Intl), is priced around ₹ 17,881.
Can I find deals for flights from San Francisco to Seattle that include hotel bookings?
Yes. In addition to deals on San Francisco to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Francisco to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Seattle.
Can I find deals for business class flights from San Francisco to Seattle?
Yes. Cheapflights offers flight deals from San Francisco to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Francisco to Seattle?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Seattle (average of ₹ 20,057). Flying from San Francisco to Seattle in July is currently the most expensive (average of ₹ 32,640). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

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Other flights from San Francisco

Popular flights

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Alternative routes for San Francisco to Seattle

San Francisco to Portland flights

Los Angeles to Seattle flights

San Jose to Seattle flights

Top airline flying from San Francisco to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest₹ 10,646	Average₹ 25,795	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from San Francisco to Seattle?

Deals for San Francisco to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Seattle?

Cheapflights helps you find that perfect flight to Seattle from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco to Seattle with no change fees?

Yes, we can. To see specific flights from San Francisco to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Francisco to Seattle become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from San Francisco today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from San Francisco to Seattle from ₹ 7,474

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to Seattle

Cheapest flights from San Francisco to SeattleExplore the most affordable flight options available from San Francisco to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Explore the most affordable flight options available from San Francisco to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Best flights from San Francisco to SeattleDiscover carefully curated flight deals from San Francisco to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Discover carefully curated flight deals from San Francisco to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Direct flights from San Francisco to SeattleExplore direct flight options from San Francisco to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 October 2026.

Explore direct flight options from San Francisco to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 October 2026.

Last-minute flights from San Francisco to SeattleDiscover last-minute flight deals from San Francisco to Seattle. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from San Francisco to Seattle. Data last updated 23 October 2026 and is based on user searches.

One-way flights from San Francisco to SeattleSearch for one-way flight options from San Francisco to Seattle. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

Search for one-way flight options from San Francisco to Seattle. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

Find flight deals from San Francisco to Seattle

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Popular in

Cheapest in

Average price

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Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Seattle that are best for you.

Best time to book a flight from San Francisco to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from San Francisco with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from San Francisco to Seattle?

To ensure you get the cheapest price possible for a flight from San Francisco to Seattle, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Francisco to Seattle?

What is the cheapest time of day to fly from SFO to SEA?

When flying from San Francisco to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 60% versus a flight in the afternoon.

How much does it cost for a return flight from San Francisco to Seattle?

Airfare is below average for this route at the moment.

San Francisco to Seattle flights typically cost between ₹ 19,064 and ₹ 38,695 in November.The cheapest return price found within the last 5 days was ₹ 12,961 on United Airlines (9 Nov–19 Nov).

Weekly flight availability from San Francisco to Seattle

The most flights from SFO to SEA are scheduled on a Thursday (91 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

How often are flights from San Francisco to Seattle delayed?

About 18% of weekly flights between San Francisco and Seattle have experienced delays in the past year, with the average delay time being 134 minutes.

What is the most punctual flight time for San Francisco to Seattle flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San Francisco to Seattle flights?

Over the past year, United Airlines have had the lowest number of delays on this route, with just 16% of flights being delayed.

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with Alaska Airlines from San Francisco to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airports do I use to fly from San Francisco to Seattle?

How popular is this San Francisco to Seattle flight route?

How long is the flight from San Francisco to Seattle?

What is the cheapest airline to fly from San Francisco to Seattle round-trip?

What are the cheapest airlines to fly from San Francisco to Seattle one-way?

What are the most reliable airlines from San Francisco to Seattle?

What are the cheapest flights from San Francisco to Seattle?

Can I find deals for flights from San Francisco to Seattle that include hotel bookings?

How can I find direct flights from San Francisco to Seattle?

Can I find deals for business class flights from San Francisco to Seattle?

What is the cheapest month to book a flight from San Francisco to Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from San Francisco to Seattle by cabin class

Find flights from San Francisco to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

San Francisco and Seattle flights

Browse other San Francisco and Seattle flight options. Last updated on 23 October 2026.

Other flights from San Francisco

Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 23 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Seattle

Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 23 October 2026.

Top airline flying from San Francisco to Seattle

Fly with Cheapflights

How does Cheapflights help users find flights from San Francisco to Seattle?

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Seattle?

Cheapest flights from San Francisco to Seattle
Explore the most affordable flight options available from San Francisco to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Best flights from San Francisco to Seattle
Discover carefully curated flight deals from San Francisco to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Direct flights from San Francisco to Seattle
Explore direct flight options from San Francisco to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 October 2026.

Last-minute flights from San Francisco to Seattle
Discover last-minute flight deals from San Francisco to Seattle. Data last updated 23 October 2026 and is based on user searches.

One-way flights from San Francisco to Seattle
Search for one-way flight options from San Francisco to Seattle. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

San Francisco to Seattle flights typically cost between ₹ 19,064 and ₹ 38,695 in November.
The cheapest return price found within the last 5 days was ₹ 12,961 on United Airlines (9 Nov–19 Nov).