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Cheap flights from San Francisco to Boston from ₹ 13,814

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BOS
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Boston Logan Intl are usually found in January or September, booked 72 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from San Francisco to Boston

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Boston
Explore the most affordable flight options available from San Francisco to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Tue 2/621:31
SFO
-
BOS
Nonstop5h 44m
JetBlue
Sat 6/614:40
BOS
-
SFO
Nonstop6h 40m
JetBlue
Deal found 16/4₹ 27,536
Sat 23/506:00
SFO
-
BOS
Nonstop5h 41m
JetBlue
Sat 30/508:15
BOS
-
SFO
Nonstop6h 43m
JetBlue
Deal found 16/4₹ 27,629
Tue 14/716:24
SFO
-
BOS
1 stop10h 16m
Alaska Airlines
Wed 15/708:28
BOS
-
SFO
1 stop9h 46m
Alaska Airlines
Deal found 13/4₹ 27,907
Mon 1/618:58
SFO
-
BOS
1 stop8h 22m
Alaska Airlines
Tue 9/608:05
BOS
-
SFO
1 stop11h 56m
Alaska Airlines
Deal found 17/4₹ 27,999
Tue 2/623:59
SFO
-
BOS
Nonstop5h 41m
JetBlue
Fri 19/620:55
BOS
-
SFO
Nonstop6h 36m
JetBlue
Deal found 17/4₹ 28,463
Wed 26/814:50
SFO
-
BOS
Nonstop5h 51m
Delta
Wed 2/906:30
BOS
-
SFO
1 stop14h 20m
Delta
Deal found 13/4₹ 28,741
Tue 9/623:05
SFO
-
BOS
Nonstop5h 56m
United Airlines
Tue 16/607:28
BOS
-
SFO
Nonstop6h 27m
United Airlines
Deal found 15/4₹ 28,834
Tue 5/510:17
SFO
-
BOS
Nonstop5h 50m
United Airlines
Tue 12/507:35
BOS
-
SFO
Nonstop6h 45m
United Airlines
Deal found 14/4₹ 29,019
Tue 2/616:44
SFO
-
BOS
1 stop10h 00m
Alaska Airlines
Wed 3/608:05
BOS
-
SFO
1 stop11h 56m
Alaska Airlines
Deal found 16/4₹ 29,112
Mon 10/814:50
SFO
-
BOS
Nonstop5h 51m
Delta
Fri 14/820:55
BOS
-
SFO
Nonstop7h 01m
Delta
Deal found 13/4₹ 29,390
Sat 15/820:58
SFO
-
BOS
Nonstop5h 52m
United Airlines
Sat 22/806:00
BOS
-
SFO
Nonstop6h 30m
United Airlines
Deal found 16/4₹ 29,483
Sat 30/518:58
SFO
-
BOS
1 stop8h 22m
Alaska Airlines
Tue 9/608:05
BOS
-
SFO
1 stop11h 56m
Alaska Airlines
Deal found 16/4₹ 29,668

Find flight deals from San Francisco to Boston

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Boston (BOS). 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 18 April 2026.

Round-trip from

₹ 27,536

One-way from

₹ 13,814

Popular in

December

Cheapest in

January

Average price

₹ 41,443

Good round-trip deal

₹ 69,237 or less

Good one-way deal

₹ 18,858 or less
JetBlue
  • JetBlue
  • 2/6-6/6
  • Nonstop
  • 12h 24m total
  • San Francisco to Boston
Search Deals
Delta
  • Delta
  • 18/8
  • Nonstop
  • 5h 51m total
  • San Francisco to Boston
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 51,928 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from San Francisco to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from San Francisco to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Boston 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 18 April 2026.
Use the filters below to find and compare flights from San Francisco to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Mon 11/5

15:20-00:08

Nonstop5h 48m

Boston Logan Intl

Wed 13/5

06:20-10:05

Nonstop6h 45m

₹ 29,854

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Sat 11/7

22:38-09:39

1 stop8h 01m

Boston Logan Intl

Fri 17/7

06:00-09:27

Nonstop6h 27m

₹ 31,244

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 8/5

15:20-00:08

Nonstop5h 48m

Boston Logan Intl

Sun 10/5

09:00-12:37

Nonstop6h 37m

₹ 32,172

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 7/5

07:05-16:01

Nonstop5h 56m

Boston Logan Intl

Fri 26/6

07:20-10:59

Nonstop6h 39m

₹ 32,635

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 4/6

06:16-05:44

1 stop20h 28m

Boston Logan Intl

Sun 7/6

18:40-09:33

1 stop17h 53m

₹ 37,549
Fastest return journey

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Sat 9/5

13:00-21:50

Nonstop5h 50m

Boston Logan Intl

Tue 19/5

20:59-00:32

Nonstop6h 33m

₹ 37,734

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Sun 3/5

06:20-17:04

1 stop7h 44m

Boston Logan Intl

Sat 4/7

07:20-10:59

Nonstop6h 39m

₹ 40,052

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Sat 9/5

10:17-19:07

Nonstop5h 50m

Boston Logan Intl

Sat 16/5

06:00-09:43

Nonstop6h 43m

₹ 40,701

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 1/5

22:30-07:25

Nonstop5h 55m

Boston Logan Intl

Fri 3/7

05:55-13:10

1 stop10h 15m

₹ 42,370

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 22/5

23:59-08:40

Nonstop5h 41m

Boston Logan Intl

Mon 25/5

08:15-11:58

Nonstop6h 43m

₹ 44,224

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from San Francisco to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston 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 Boston

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

Use this chart to determine the optimal time to book a return flight from San Francisco to Boston. Price data was last updated on 10 April 2026.

The price you pay for your flight from San Francisco to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from San Francisco to Boston (average of ₹ 31,244). Flying from San Francisco to Boston in December is currently the most expensive (average of ₹ 43,297). 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 BOS?

Find hourly flight availability from San Francisco to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 April 2026.

A simple way to save on the total cost of your ticket is to fly from San Francisco to Boston in the evening. If you’re flexible enough to do this you can expect to save up to 71% on your trip compared to booking a flight at midday.

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

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated 18 April 2026.
Check out reviews from past customers who have flown with JetBlue from San Francisco to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,945 reviews
Check prices

Crew

7.9

Overall

7.2

Comfort

7.5

Food

6.6

Boarding

7.3

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
JetBlue
7.2
Good
2,945 reviews
JetBlue
7.2
Good
2,945 reviews
Check prices

Crew

7.9

Overall

7.2

Comfort

7.5

Food

6.6

Boarding

7.3

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

Related info for your journey

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

    You will need to book a flight from San Francisco to Boston Logan Intl if you want to fly from San Francisco to Boston. At least 1 airline has flights from San Francisco (SFO) to Logan Intl (BOS) on a regular basis. There are 33 flights to Boston from the San Francisco airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SFO to BOS to be around 5h 51m.

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

    The San Francisco to Boston Logan Intl flight path was viewed by 7 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 Boston?

    A quick flight from San Francisco to Boston can take about 5h 48m. JetBlue provides one of the quickest options available for as low as ₹ 29,854. The distance from San Francisco to Boston is about 4339 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at ₹ 24,484, JetBlue will fly you from San Francisco to Boston and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. JetBlue is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Boston on time: EL AL (100%), Etihad Airways (100%), Scandinavian Airlines (98%).

  • What are the cheapest flights from San Francisco to Boston?

    The cheapest flight price from San Francisco to Boston is ₹ 16,077. On average you can expect to pay ₹ 51,928. The most popular route, (San Francisco - Boston Logan Intl), can usually be booked for ₹ 34,397.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Boston (average of ₹ 31,244). Flying from San Francisco to Boston in December is currently the most expensive (average of ₹ 43,297). 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?

Book flights to Boston if you plan to visit one of these locations
Revere
Cambridge
Waltham

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Other flights to Boston

Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 April 2026.
Boston to San Francisco flights
Boston to Los Angeles flights
Boston to Chicago O'Hare Intl Airport flights

Top airline flying from San Francisco to Boston

Discover the top airline that operate flights from San Francisco to Boston. 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 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest₹ 24,484Average₹ 39,214FlexibilityNo cancel feeOn-time62%
Search JetBlue 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 Boston?

Cheapflights helps you search for flights from San Francisco to Boston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from San Francisco.

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

Yes, we can. To see specific flights from San Francisco to Boston 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 Boston become cheaper?

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

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