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Cheap flights from San Francisco to Boston from ₹ 15,145

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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BOS
11 Aug — 18 Aug1
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 Monday or Tuesday and return on a Tuesday

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 12 July 2026.

Tue 1/907:13
SFO
-
BOS
1 stop13h 38m
Delta
Sat 5/917:05
BOS
-
SFO
Nonstop6h 46m
Delta
Deal found 10/7₹ 28,575
Mon 24/817:16
SFO
-
BOS
1 stop9h 33m
Alaska Airlines
Tue 25/808:00
BOS
-
SFO
1 stop10h 59m
Alaska Airlines
Deal found 8/7₹ 28,671
Tue 25/821:44
SFO
-
BOS
Nonstop5h 44m
JetBlue
Wed 26/810:00
BOS
-
SFO
Nonstop6h 33m
JetBlue
Deal found 7/7₹ 28,766
Tue 22/923:59
SFO
-
BOS
1 stop7h 47m
JetBlue
Mon 5/1021:35
BOS
-
SFO
Nonstop6h 28m
JetBlue
Deal found 7/7₹ 28,861
Fri 28/812:30
SFO
-
BOS
1 stop8h 55m
Southwest
Mon 31/814:15
BOS
-
SFO
2 stops10h 40m
Southwest
Deal found 8/7₹ 28,956
Mon 27/723:05
SFO
-
BOS
Nonstop5h 56m
United Airlines
Wed 29/707:28
BOS
-
SFO
Nonstop6h 27m
United Airlines
Deal found 8/7₹ 29,052
Wed 19/814:05
SFO
-
BOS
1 stop8h 06m
United Airlines
Wed 26/811:34
BOS
-
SFO
Nonstop6h 23m
United Airlines
Deal found 10/7₹ 29,147
Mon 24/817:16
SFO
-
BOS
1 stop9h 33m
Alaska Airlines
Wed 26/808:00
BOS
-
SFO
1 stop9h 45m
Alaska Airlines
Deal found 7/7₹ 29,242
Tue 25/806:00
SFO
-
BOS
Nonstop5h 41m
JetBlue
Thu 27/816:30
BOS
-
SFO
1 stop11h 08m
JetBlue
Deal found 7/7₹ 29,337
Wed 26/823:05
SFO
-
BOS
2 stops12h 50m
Southwest
Sat 29/812:10
BOS
-
SFO
2 stops11h 25m
Southwest
Deal found 8/7₹ 29,433
Sat 19/909:25
SFO
-
BOS
1 stop7h 25m
Southwest
Fri 25/907:30
BOS
-
SFO
2 stops10h 10m
Southwest
Deal found 10/7₹ 29,528
Tue 11/809:30
SFO
-
BOS
1 stop11h 21m
Delta
Wed 19/817:05
BOS
-
SFO
Nonstop6h 46m
Delta
Deal found 9/7₹ 29,623

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 12 July 2026.

Round-trip from

₹ 28,575

One-way from

₹ 15,145

Popular in

June

Cheapest in

January

Average price

₹ 46,006

Good one-way deal

₹ 30,804 or less
Delta
  • Delta
  • 1/9-5/9
  • 1 total stop
  • 20h 24m total
  • San Francisco to Boston
Search Deals
United Airlines
  • United Airlines
  • 28/8
  • 1 total stop
  • 7h 44m total
  • San Francisco to Boston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 554,149 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 68,031 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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 12 July 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

Thu 27/8

15:00-23:41

Nonstop5h 41m

Boston Logan Intl

Sun 30/8

07:35-11:09

Nonstop6h 34m

₹ 29,242

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Sat 5/9

21:48-06:30

Nonstop5h 42m

Boston Logan Intl

Sun 13/9

07:35-11:04

Nonstop6h 29m

₹ 31,147

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 26/8

23:05-14:55

2 stops12h 50m

Boston Logan Intl

Sun 30/8

05:55-13:30

1 stop10h 35m

₹ 31,623

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 26/8

15:00-23:41

Nonstop5h 41m

Boston Logan Intl

Sun 30/8

07:35-11:09

Nonstop6h 34m

₹ 31,623

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Sun 9/8

16:15-01:11

Nonstop5h 56m

Boston Logan Intl

Fri 14/8

07:45-11:15

Nonstop6h 30m

₹ 32,100

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 27/8

19:10-09:00

2 stops10h 50m

Boston Logan Intl

Sun 30/8

05:55-13:30

1 stop10h 35m

₹ 33,052

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Thu 1/10

20:00-08:55

2 stops9h 55m

Boston Logan Intl

Sun 4/10

05:00-10:15

1 stop8h 15m

₹ 33,243
Fastest return journey

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Mon 3/8

15:18-23:59

Nonstop5h 41m

Boston Logan Intl

Tue 11/8

06:35-10:05

Nonstop6h 30m

₹ 33,528

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Fri 11/9

12:10-21:02

Nonstop5h 52m

Boston Logan Intl

Mon 14/9

19:23-00:59

1 stop8h 36m

₹ 34,005

San FranciscoBoston

SFO - BOS

SFOBOS

San Francisco

Wed 29/7

15:00-23:41

Nonstop5h 41m

Boston Logan Intl

Mon 3/8

20:55-00:33

Nonstop6h 38m

₹ 34,005

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 24 resultsSorted by cheapest first
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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?

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 71 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 ₹ 31,814). Flying from San Francisco to Boston in June is currently the most expensive (average of ₹ 47,721). 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 12 July 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 80% 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 12 July 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
7.1
Good
3,010 reviews
Check prices

Boarding

7.3

Food

6.6

Overall

7.1

Crew

7.9

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.
JetBlue
7.1
Good
3,010 reviews
JetBlue
7.1
Good
3,010 reviews
Check prices

Boarding

7.3

Food

6.6

Overall

7.1

Crew

7.9

Entertainment

7.2

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.

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 44 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 41m.

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

    The San Francisco to Boston Logan Intl flight path was viewed by 4 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 41m. Delta provides one of the quickest options available for as low as ₹ 29,242. 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 ₹ 25,154, 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 36% 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: Scandinavian Airlines (89%), Virgin Australia (81%), Air New Zealand (81%).

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

    The cheapest flight price from San Francisco to Boston is ₹ 29,565. On average you can expect to pay ₹ 36,996. The most popular route, (San Francisco - Boston Logan Intl), can usually be booked for ₹ 25,718.

  • 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 ₹ 31,814). Flying from San Francisco to Boston in June is currently the most expensive (average of ₹ 47,721). 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

Browse thousands of different options on Cheapflights for your next trip

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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 12 July 2026.
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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 12 July 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest₹ 25,154Average₹ 32,861FlexibilityNo 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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