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Cheap flights from Boston to San Francisco from ₹ 10,054

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JetBlue flights from Boston to San Francisco

Our best JetBlue deals on Boston to San Francisco flight tickets
JetBlue
30 Aug
BOS17:05Boston Logan Intl
9h 38m
1 stop
SFO23:43San Francisco
6 Sept
SFO22:00San Francisco
5h 39m
BOS06:39Boston Logan Intl
₹ 23,082
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JetBlue
30 Aug
BOS14:40Boston Logan Intl
12h 03m
1 stop
SFO23:43San Francisco
6 Sept
SFO22:00San Francisco
5h 39m
BOS06:39Boston Logan Intl
₹ 23,169
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JetBlue
27 Sept
BOS20:10Boston Logan Intl
6h 49m
SFO23:59San Francisco
11 Oct
SFO06:00San Francisco
12h 00m
1 stop
BOS21:00Boston Logan Intl
₹ 23,256
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Alaska Airlines flights from Boston to San Francisco

Our best Alaska Airlines deals on Boston to San Francisco flight tickets
Alaska Airlines
30 Aug
BOS20:23Boston Logan Intl
6h 29m
SFO23:52San Francisco
6 Sept
SFO06:10San Francisco
5h 50m
BOS15:00Boston Logan Intl
₹ 20,634
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Alaska Airlines
14 Oct
BOS08:01Boston Logan Intl
9h 00m
1 stop
SFO14:01San Francisco
14 Oct
SFO17:16San Francisco
11h 37m
1 stop
BOS07:53Boston Logan Intl
₹ 21,945
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Alaska Airlines
21 Oct
BOS08:01Boston Logan Intl
9h 00m
1 stop
SFO14:01San Francisco
29 Oct
SFO07:00San Francisco
7h 55m
1 stop
BOS17:55Boston Logan Intl
₹ 22,382
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Boston to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

In general, September is the cheapest month to fly from Boston to San Francisco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 27,191. If you aren’t able to travel to San Francisco during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of ₹ 28,939.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Boston to San Francisco is on a Saturday. Travellers who choose to depart for San Francisco on a Saturday will often find tickets for as low as ₹ 24,618. The most expensive day to fly to San Francisco is Friday, with ticket prices averaging around ₹ 56,389.

What is the cheapest time of day to depart on your flight to San Francisco?

The cheapest time of day to fly to San Francisco is in the evening when flights can be purchased for as low as ₹ 22,643. Flights in the afternoon are often more expensive, with an average ticket price of ₹ 49,101.

What is the cheapest Boston Logan Intl to San Francisco flight route?

Fly from Boston Logan Intl to San Francisco for the best Boston Logan Intl - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around ₹ 31,191 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Boston for as low as ₹ 28,415 on momondo.

What cabin class options are available on Boston Logan Intl to San Francisco flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to San Francisco flight prices changed over time?

As of July 2025, prices for Boston to San Francisco flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from Boston to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

  • How far is Boston Logan Intl to San Francisco by plane?

    There are 4329.4 km between Boston Logan Intl and San Francisco. Typically, this will take 6h 29m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to San Francisco Airport?

    Prices for flights from Boston Logan Intl Airport to San Francisco Airport refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to San Francisco Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to San Francisco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to San Francisco?

  • What is the most popular airline from Boston to San Francisco?

Best airlines flying from Boston to San Francisco

Compare and see reviews for airlines that fly from Boston to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom ₹ 10,358Free CancellationRating
8.0
7,980 reviews
Search Delta flights
United AirlinesPriceFrom ₹ 14,389Free CancellationRating
7.4
8,896 reviews
Search United Airlines flights
JetBluePriceFrom ₹ 17,189Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights

  • Delta Flights From Boston to San Francisco

    Delta flies from Boston to San Francisco around 7 times per week, with 7,980 momondo users rating the airline 8.0/10. The cheapest Delta deal from Boston to San Francisco in the last 72 hours was ₹ 118 (round-trip), much lower than the average airfare cost of ₹ 282 for Delta flights on this route.

  • United Airlines Flights From Boston to San Francisco

    United Airlines is also a popular choice for this route. United Airlines flight deals for Boston to San Francisco start from as low as ₹ 165 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around ₹ 359. United Airlines operates 28 flights to San Francisco from Boston in an average week. Users have rated it 7.4/10 across 8,896 reviews.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Menlo Park
Santa Clara
Palo Alto
San Mateo
South San Francisco
Roseville
Gilroy
Bodega Bay
Sunnyvale
Rancho Cordova
Daly City
Belmont
Cupertino
Fremont
Calistoga

Why use momondo?

Why should I use momondo to find a flight deal from Boston to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Boston.

Can I find flights from Boston to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from Boston with this policy.

How can momondo help me find flights from Boston to San Francisco?

momondo helps you find the best flight between Boston and San Francisco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to San Francisco right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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