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Cheap flights from Boston to San Francisco from ₹ 9,982

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SFO
13 Feb — 20 Feb1
1 adult

The best prices from Boston Logan Intl to San Francisco are usually found in September or February, booked 56 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap flight deals from Boston to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to San Francisco (SFO). 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 8 February 2025.

Round-trip from

₹ 17,250

One-way from

₹ 9,982

Popular in

June

Cheapest in

September

Average price

₹ 27,407
JetBlue
  • JetBlue
  • 24/2-3/3
  • Nonstop
  • 12h 15m total
  • Boston to San Francisco
Alaska Airlines
  • Alaska Airlines
  • 13/3
  • 1 total stop
  • 15h 53m total
  • Boston to San Francisco
Highest demand for flights based on searches. 9% potential increase in price (₹ 283,023 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (₹ 59,957 potential savings vs. average return price).
Average for round-trip flights in February 2025

Find flight deals from Boston to San Francisco

Cheapest flights from Boston to San Francisco
Explore the most affordable flight options available from Boston to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2025.

Mon 24/220:10BOS - SFO
Nonstop6h 45mJetBlue
Mon 3/323:20SFO - BOS
Nonstop5h 30mJetBlue
Deal found 7/2₹ 17,250
Thu 3/419:59BOS - SFO
Nonstop6h 58mAlaska Airlines
Mon 7/407:44SFO - BOS
Nonstop5h 43mAlaska Airlines
Deal found 7/2₹ 17,688
Thu 27/211:00BOS - SFO
Nonstop6h 55mUnited Airlines
Mon 3/319:30SFO - BOS
1 stop8h 50mUnited Airlines
Deal found 7/2₹ 17,775
Sun 30/307:50BOS - SFO
Nonstop7h 00mDelta
Wed 16/407:05SFO - BOS
Nonstop5h 35mDelta
Deal found 7/2₹ 21,190
Mon 28/413:15BOS - SFO
1 stop8h 55mSouthwest
Wed 7/515:45SFO - BOS
2 stops16h 20mSouthwest
Deal found 7/2₹ 24,780
Sat 26/711:34BOS - SFO
1 stop14h 16mSun Country Air
Tue 19/818:25SFO - BOS
1 stop13h 19mSun Country Air
Deal found 8/2₹ 31,960

Find flights from Boston to San Francisco within your budget

Customise your flight search to find flights from Boston to San Francisco 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 8 February 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 24/2

17:50-21:56

Nonstop7h 06m

San Francisco

Mon 3/3

13:15-21:54

Nonstop5h 39m

₹ 17,250

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Tue 1/4

06:00-09:39

Nonstop6h 39m

San Francisco

Tue 1/4

13:10-00:17

1 stop8h 07m

₹ 17,600

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 3/4

19:59-23:57

Nonstop6h 58m

San Francisco

Mon 7/4

07:44-16:27

Nonstop5h 43m

₹ 17,688

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 27/2

11:00-14:55

Nonstop6h 55m

San Francisco

Mon 3/3

19:30-07:20

1 stop8h 50m

₹ 17,775

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Mon 28/4

13:15-19:10

1 stop8h 55m

San Francisco

Wed 7/5

15:45-11:05

2 stops16h 20m

₹ 24,780

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 26/7

11:34-22:50

1 stop14h 16m

San Francisco

Tue 19/8

18:25-10:44

1 stop13h 19m

₹ 31,960

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Thu 13/3

19:59-08:52

1 stop15h 53m

₹ 9,982

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 7/3

06:00-09:55

Nonstop6h 55m

₹ 10,332

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Fri 9/5

20:00-23:59

Nonstop6h 59m

₹ 10,858

BostonSan Francisco

BOS - SFO

BOSSFO

Boston Logan Intl

Sat 19/4

05:55-11:28

1 stop8h 33m

₹ 12,259

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 12 results
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2

Best time to book a flight from Boston to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Boston 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.

Travel insights for flights from Boston to San Francisco

Get recent, data-driven insights about flights from Boston to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Boston to San Francisco. Price data was last updated on 31 January 2025.

The best time to book flights from Boston to San Francisco is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Boston to San Francisco (average of ₹ 991). Flying from Boston to San Francisco in July is currently the most expensive (average of ₹ 1,443). 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 BOS to SFO?

Find hourly flight availability from Boston to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 February 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to San Francisco at midday. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the morning.

Weekly flight availability from Boston to San Francisco

Explore weekly flight availability from Boston to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 8 February 2025.

The most flights from BOS to SFO are scheduled on a Thursday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 8 February 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Boston to San Francisco. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very Good

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.7

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Boston to San Francisco. 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 Boston to San Francisco?

    If you wish to fly to San Francisco from Boston, then you need to book flights from Boston Logan Intl to San Francisco. There are 24 flights from Logan Intl (BOS) to San Francisco (SFO) per day to choose from. Flights to San Francisco from Logan Intl are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 6h 45m is how long a nonstop flight from Boston to San Francisco typically takes.

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

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

    JetBlue, at ₹ 17,250, was found to be the cheapest airline from Boston to San Francisco.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. JetBlue is currently priced 45% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as ₹ 9,982. However, be on the lookout for offers from JetBlue and Delta, as they are both options that can get you from Boston to San Francisco for a low price.

  • What are the most reliable airlines from Boston to San Francisco?

    Consider Korean Air (100%), WestJet (91%) or EL AL (90%) when booking your flight. These represent the most reliable airlines when flying from Boston to San Francisco.

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

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

  • How can I find direct flights from Boston to San Francisco?

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

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

    Yes. Cheapflights offers flight deals from Boston to San Francisco 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 Boston to San Francisco?

    Currently, October is the cheapest month in which you can book a flight from Boston to San Francisco (average of ₹ 991). Flying from Boston to San Francisco in July is currently the most expensive (average of ₹ 1,443). 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

Travelling to a place near Boston?

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