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Cheap flights from Boston to San Francisco from ₹ 7,963

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to San Francisco departing on 21/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Boston to San Francisco.
Frontier Logo
12:52 - 22:22BOS-SFO
12h 30m1 stop
Frontier Logo
21:59 - 00:44SFO-BOS
23h 45m1 stop
₹ 19,009Frontier
Find Deal
Fri, 16 May - Mon, 19 May
JetBlue Logo
15:50 - 19:34BOS-SFO
6h 44mdirect
JetBlue Logo
20:44 - 05:25SFO-BOS
5h 41mdirect
₹ 20,294JetBlue
Find Deal
Wed, 28 May - Sat, 31 May
Delta Logo
20:30 - 00:16BOS-SFO
6h 46mdirect
Delta Logo
13:00 - 21:47SFO-BOS
5h 47mdirect
₹ 21,236Delta
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Fri, 30 May - Tue, 3 Jun
Delta Logo
07:55 - 11:40BOS-SFO
6h 45mdirect
Delta Logo
21:52 - 06:40SFO-BOS
5h 48mdirect
₹ 21,664Delta
Find Deal
Wed, 7 May - Fri, 9 May
Alaska Airlines Logo
06:00 - 12:39BOS-SFO
9h 39m1 stop
Alaska Airlines Logo
07:24 - 07:40SFO-BOS
21h 16m1 stop
₹ 21,921Alaska Airlines
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Sat, 24 May - Wed, 28 May
Alaska Airlines Logo
16:49 - 23:53BOS-SFO
10h 04m1 stop
Alaska Airlines Logo
20:47 - 05:40SFO-BOS
5h 53mdirect
₹ 22,092Alaska Airlines
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Thu, 29 May - Tue, 3 Jun
United Airlines Logo
06:05 - 09:45BOS-SFO
6h 40mdirect
United Airlines Logo
00:10 - 10:38SFO-BOS
7h 28m1 stop
₹ 22,520United Airlines
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Wed, 7 May - Thu, 8 May
United Airlines Logo
17:00 - 20:44BOS-SFO
6h 44mdirect
United Airlines Logo
00:10 - 10:38SFO-BOS
7h 28m1 stop
₹ 23,548United Airlines
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Sat, 10 May - Fri, 16 May
Hawaiian Airlines Logo
17:45 - 23:50BOS-SFO
9h 05m1 stop
Hawaiian Airlines Logo
21:28 - 06:10SFO-BOS
5h 42mdirect
₹ 24,318Hawaiian Airlines
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Fri, 13 Jun - Mon, 16 Jun
Hawaiian Airlines Logo
19:47 - 23:34BOS-SFO
6h 47mdirect
Hawaiian Airlines Logo
07:35 - 16:15SFO-BOS
5h 40mdirect
₹ 26,288Hawaiian Airlines
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Wed, 30 Apr - Mon, 5 May

Southwest flights from Boston to San Francisco

Our best Southwest deals on Boston to San Francisco flight tickets
Southwest
6 Jun
BOS06:10Boston Logan Intl
12h 35m
1 stop
SFO15:45San Francisco
13 Jun
SFO22:45San Francisco
12h 45m
1 stop
BOS14:30Boston Logan Intl
₹ 31,169
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Southwest
10 May
BOS17:15Boston Logan Intl
8h 05m
1 stop
SFO22:20San Francisco
15 May
SFO11:25San Francisco
8h 50m
1 stop
BOS23:15Boston Logan Intl
₹ 31,340
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Southwest
29 Apr
BOS15:00Boston Logan Intl
10h 15m
2 stops
SFO22:15San Francisco
7 May
SFO15:45San Francisco
14h 00m
2 stops
BOS08:45Boston Logan Intl
₹ 31,511
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American Airlines flights from Boston to San Francisco

Our best American Airlines deals on Boston to San Francisco flight tickets
American Airlines
9 May
BOS19:47Boston Logan Intl
6h 47m
SFO23:34San Francisco
15 May
SFO22:20San Francisco
9h 24m
1 stop
BOS10:44Boston Logan Intl
₹ 33,823
Find similar
American Airlines
10 May
BOS19:47Boston Logan Intl
6h 47m
SFO23:34San Francisco
15 May
SFO22:20San Francisco
9h 24m
1 stop
BOS10:44Boston Logan Intl
₹ 34,337
Find similar
American Airlines
29 Apr
BOS16:16Boston Logan Intl
9h 20m
1 stop
SFO22:36San Francisco
2 May
SFO22:48San Francisco
9h 07m
1 stop
BOS10:55Boston Logan Intl
₹ 41,615
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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 ₹ 26,630. 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 ₹ 28,343.

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 ₹ 24,110. The most expensive day to fly to San Francisco is Friday, with ticket prices averaging around ₹ 41,321.

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 at midday when flights can be purchased for as low as ₹ 0. Flights in the morning are often more expensive, with an average ticket price of ₹ 34,407.

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 23 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around ₹ 30,862 when searching 23 weeks out.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 ₹ 27,829 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 April 2025, prices for Boston to San Francisco flights are approximately 12% 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

Cheap Boston to San Francisco (BOS to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to San Francisco

Best price found

₹ 7,963

Fastest flight time

6h 28m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Boston in the past 72 hours is ₹ 7,963. The best return flight deal from Boston to San Francisco found on momondo in the last 72 hours is ₹ 19,009.
The fastest flight from Boston to San Francisco takes 6h 28m
Direct flights go from Boston to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • 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 28m 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 ₹ 10,027Free CancellationRating
8.0
7,916 reviews
Search Delta flights
Alaska AirlinesPriceFrom ₹ 10,834Free CancellationRating
8.0
9,882 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom ₹ 14,520Free CancellationRating
7.4
8,665 reviews
Search United Airlines flights
JetBluePriceFrom ₹ 16,834Free CancellationRating
7.3
2,926 reviews
Search JetBlue flights
  • Delta Flights From Boston to San Francisco

    Delta flies from Boston to San Francisco around 9 times per week, with 7,916 momondo users rating the airline 8.0/10. The cheapest Delta deal from Boston to San Francisco in the last 72 hours was ₹ 117 (round-trip), much lower than the average airfare cost of ₹ 267 for Delta flights on this route.

  • Alaska Airlines Flights From Boston to San Francisco

    Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for Boston to San Francisco start from as low as ₹ 127 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around ₹ 429. Alaska Airlines operates 2 flights to San Francisco from Boston in an average week. Users have rated it 8.0/10 across 9,882 reviews.


Travelling to a place near San Francisco?

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