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Cheap flights from San Francisco to Seattle from ₹ 6,673

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SEA
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from San Francisco to Seattle/Tacoma Intl are usually found in January or February, booked 64 days in advance, depart on a Tuesday or Friday and return on a Thursday

Cheap flight deals from San Francisco to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 October 2025.

Round-trip from

₹ 11,590

One-way from

₹ 6,673

Popular in

October

Cheapest in

January

Average price

₹ 25,200

Good round-trip deal

₹ 22,740 or less

Good one-way deal

₹ 10,019 or less
Delta
  • Delta
  • 14/12-18/12
  • Nonstop
  • 4h 43m total
  • San Francisco to Seattle
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Southwest
  • Southwest
  • 18/11
  • 1 total stop
  • 8h 50m total
  • San Francisco to Seattle
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Highest demand for flights based on searches. 7% potential increase in price (₹ 148,983 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (₹ 29,524 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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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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Find flight deals from San Francisco to Seattle

Enter your travel dates to find the best prices.

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 27 October 2025.

Sun 14/1213:58SFO - SEA
Nonstop2h 23mDelta
Thu 18/1213:37SEA - SFO
Nonstop2h 20mDelta
Deal found 27/10₹ 11,590
Thu 18/1208:00SFO - SEA
Nonstop1h 50mAlaska Airlines
Wed 31/1213:30SEA - SFO
Nonstop2h 16mAlaska Airlines
Deal found 26/10₹ 12,029
Mon 17/1113:11SFO - SEA
1 stop3h 39mAlaska Airlines
Mon 17/1120:25SEA - SFO
Nonstop2h 16mAlaska Airlines
Deal found 26/10₹ 12,381
Fri 12/1220:31SFO - SEA
Nonstop2h 18mAlaska Airlines
Wed 21/115:35SEA - SFO
1 stop4h 15mAlaska Airlines
Deal found 27/10₹ 12,468
Tue 18/1115:01SFO - SEA
1 stop6h 46mAlaska Airlines
Mon 24/1120:24SEA - SFO
Nonstop2h 17mAlaska Airlines
Deal found 27/10₹ 12,907
Fri 5/1205:00SFO - SEA
1 stop7h 05mSouthwest
Sun 7/1205:35SEA - SFO
1 stop8h 30mSouthwest
Deal found 27/10₹ 13,259
Tue 2/1214:05SFO - SEA
1 stop8h 50mSouthwest
Thu 4/1205:15SEA - SFO
1 stop6h 15mSouthwest
Deal found 25/10₹ 13,522
Thu 4/1212:45SFO - SEA
2 stops7h 00mSouthwest
Sun 7/1205:35SEA - SFO
1 stop8h 30mSouthwest
Deal found 26/10₹ 13,698
Fri 19/1205:45SFO - SEA
Nonstop2h 21mDelta
Sat 20/1222:15SEA - SFO
Nonstop2h 17mDelta
Deal found 26/10₹ 13,785
Thu 4/1212:45SFO - SEA
2 stops7h 00mSouthwest
Thu 22/106:05SEA - SFO
2 stops8h 15mSouthwest
Deal found 24/10₹ 14,137
Fri 12/1215:45SFO - SEA
1 stop8h 20mSouthwest
Mon 15/1208:10SEA - SFO
2 stops12h 00mSouthwest
Deal found 26/10₹ 14,224

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 27 October 2025.
Use the filters below to find and compare flights from San Francisco to Seattle that are best for you.

Fly from

San Francisco

Fly to

Seattle

Route

Depart

Return

Price

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Thu 18/12

05:45-08:06

Nonstop2h 21m

Seattle/Tacoma Intl

Thu 1/1

07:10-09:33

Nonstop2h 23m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Fri 23/1

07:00-09:18

Nonstop2h 18m

Seattle/Tacoma Intl

Sun 25/1

08:25-12:24

1 stop3h 59m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Thu 18/12

08:00-09:50

Nonstop1h 50m

Seattle/Tacoma Intl

Sun 21/12

07:09-09:33

Nonstop2h 24m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Sun 16/11

06:00-08:23

Nonstop2h 23m

Seattle/Tacoma Intl

Sun 23/11

13:37-15:57

Nonstop2h 20m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Fri 30/1

14:58-18:46

1 stop3h 48m

Seattle/Tacoma Intl

Mon 2/2

11:43-14:02

Nonstop2h 19m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Thu 4/12

08:00-14:39

1 stop6h 39m

Seattle/Tacoma Intl

Sun 7/12

21:39-23:59

Nonstop2h 20m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Fri 27/2

08:00-11:38

1 stop3h 38m

Seattle/Tacoma Intl

Mon 2/3

21:25-23:43

Nonstop2h 18m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Tue 3/3

11:30-15:39

1 stop4h 09m

Seattle/Tacoma Intl

Wed 4/3

13:40-15:52

Nonstop2h 12m

₹ 12,029

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Tue 18/11

15:01-21:47

1 stop6h 46m

Seattle/Tacoma Intl

Mon 24/11

20:24-22:41

Nonstop2h 17m

₹ 12,907

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Thu 20/11

13:11-16:50

1 stop3h 39m

Seattle/Tacoma Intl

Mon 24/11

21:30-23:49

Nonstop2h 19m

₹ 12,907

Flights are sorted by cheapest return flights first.

Deals found on 25/10

Showing 1-10 of 24 results
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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.
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

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Seattle. Price data was last updated on 24 October 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Seattle, you should look to book at least 58 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, January is the cheapest month in which you can book a flight from San Francisco to Seattle (average of ₹ 7,200). Flying from San Francisco to Seattle in May is currently the most expensive (average of ₹ 12,029). 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?

Find hourly flight availability from San Francisco to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 October 2025.

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 33% versus a flight in the morning.

What is the cheapest day to fly from San Francisco to Seattle?

Use this chart to determine the cheapest time to fly return from San Francisco to Seattle. Price data was last updated on 26 October 2025.

Travellers seeking maximum savings on their San Francisco to Seattle flight should consider departing on Monday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 27 October 2025.
Get a feel of what it's like to fly with Alaska Airlines and Delta 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
8.0
Very Good
11,193 reviews
Check prices

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very Good
11,193 reviews
Alaska Airlines
8.0
Very Good
11,193 reviews
Check prices

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
7,996 reviews
Alaska Airlines
8.0
Very Good
11,193 reviews
Check prices

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 62 flights from San Francisco to Seattle per day from 2 airlines.

  • How popular is this San Francisco to Seattle flight route?

    The San Francisco to Seattle/Tacoma Intl flight path was viewed by 32 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 18m. Fly via Delta or Alaska Airlines to get the fastest option. There are 1093 km between San Francisco and Seattle. Most flights are nonstop.

  • What are the cheapest airlines flying from San Francisco to Seattle round-trip?

    Cheapflights users have booked flights from San Francisco to Seattle return from ₹ 11,502. Another airline that can offer you cheap pricing is Delta. Alaska Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • 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: WestJet (94%), Scandinavian Airlines (88%), Asiana Airlines( 87%).

  • 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 ₹ 163,284, our data indicates the cheapest price to be ₹ 7,502. The most popular route (San Francisco - Seattle/Tacoma Intl), is priced around ₹ 23,444.

  • 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, January is the cheapest month in which you can book a flight from San Francisco to Seattle (average of ₹ 7,200). Flying from San Francisco to Seattle in May is currently the most expensive (average of ₹ 12,029). 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

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Alternative routes for San Francisco to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Portland flights
Los Angeles to Seattle flights
San Jose to Seattle flights

Top 2 airlines flying from San Francisco to Seattle

Discover the top 2 airlines that operate flights from San Francisco to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest₹ 11,502Average₹ 24,251FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest₹ 12,905Average₹ 26,514FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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