Cheap Flights from Boston, MA to San Francisco, CA from $71

On Cheapflightsplus.com you will find 21 direct and 189 connecting flights from Boston to San Francisco. You can compare airfare deals from 8 airlines and multiple travel sites from $63, book and save on cheap plane tickets and last minute offers. Also check out BOS-SFO flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Boston to San Francisco Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $71 (one-way), $122 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Boston to San Francisco. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:15 — 09:42
06:15 — 09:42 UA433 United Airlines
Boston — San Francisco
6h 27m
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from$82
07:20 — 11:25
07:20 — 11:25 DL1261 Delta Air Lines Inc.
Boston — San Francisco
7h 5m
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from$103
08:00 — 11:25
08:00 — 11:25 UA1007 United Airlines
Boston — San Francisco
6h 25m
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from$82
09:50 — 13:28
09:50 — 13:28 B6933 JetBlue
Boston — San Francisco
6h 38m
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from$83
10:45 — 14:01
10:45 — 14:01 UA477 United Airlines
Boston — San Francisco
6h 16m
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from$82
11:44 — 15:25
11:44 — 15:25 B61333 JetBlue
Boston — San Francisco
6h 41m
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from$83
14:00 — 17:25
14:00 — 17:25 UA316 United Airlines
Boston — San Francisco
6h 25m
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from$82
16:10 — 19:30
16:10 — 19:30 UA1519 United Airlines
Boston — San Francisco
6h 20m
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from$82
17:00 — 20:31
17:00 — 20:31 UA575 United Airlines
Boston — San Francisco
6h 31m
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from$82
18:30 — 22:16
18:30 — 22:16 AS1359 Alaska Airlines
Boston — San Francisco
6h 46m
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from$66
20:30 — 23:54
20:30 — 23:54 UA1163 United Airlines
Boston — San Francisco
6h 24m
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from$82
05:00 — 11:52
05:00 — 07:24 AA1765 American Airlines
Boston — Charlotte
2h 6m stop
09:30 — 11:52 AA2913 American Airlines
Charlotte — San Francisco
9h 52m
including layover
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from$66
06:00 — 11:52
06:00 — 08:26 AA359 American Airlines
Boston — Charlotte
1h 4m stop
09:30 — 11:52 AA2913 American Airlines
Charlotte — San Francisco
8h 52m
including layover
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from$66
07:35 — 13:42
07:35 — 10:03 AA1092 American Airlines
Boston — Charlotte
1h 17m stop
11:20 — 13:42 AA670 American Airlines
Charlotte — San Francisco
9h 7m
including layover
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from$66
08:00 — 12:58
08:00 — 09:41 AA2262 American Airlines
Boston — Chicago
44m stop
10:25 — 12:58 AA2907 American Airlines
Chicago — San Francisco
7h 58m
including layover
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from$67
09:40 — 16:54
09:40 — 12:00 AA653 American Airlines
Boston — Charlotte
2h 35m stop
14:35 — 16:54 AA2061 American Airlines
Charlotte — San Francisco
10h 14m
including layover
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from$66
10:00 — 15:55
10:00 — 13:42 AA2229 American Airlines
Boston — Phoenix
1h 13m stop
14:55 — 15:55 AA2915 American Airlines
Phoenix — San Francisco
8h 55m
including layover
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from$67
11:01 — 18:55
11:01 — 13:25 AA817 American Airlines
Boston — Charlotte
3h 5m stop
16:30 — 18:55 AA1079 American Airlines
Charlotte — San Francisco
10h 54m
including layover
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from$66
12:48 — 19:06
12:48 — 15:10 AA1902 American Airlines
Boston — Charlotte
1h 24m stop
16:34 — 19:06 AA1659 American Airlines
Charlotte — San Francisco
9h 18m
including layover
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from$66
13:07 — 18:55
13:07 — 15:36 AA2387 American Airlines
Boston — Charlotte
54m stop
16:30 — 18:55 AA1079 American Airlines
Charlotte — San Francisco
8h 48m
including layover
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from$66
15:10 — 21:09
15:10 — 18:20 AA1199 American Airlines
Boston — Los Angeles
1h 40m stop
20:00 — 21:09 AA3159 American Airlines
Los Angeles — San Francisco
8h 59m
including layover
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from$67
16:40 — 22:57
16:40 — 19:00 AA1453 American Airlines
Boston — Charlotte
1h 25m stop
20:25 — 22:57 AA1729 American Airlines
Charlotte — San Francisco
9h 17m
including layover
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from$66
17:15 — 09:43
+1 day
17:15 — 20:16 NK641 Spirit Airlines
Boston — Las Vegas
11h 44m stop
08:00 — 09:43 F92079 Frontier Airlines
Las Vegas — San Francisco
19h 28m
including layover
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from$63
18:15 — 23:59
18:15 — 20:00 AA809 American Airlines
Boston — Philadelphia
55m stop
20:55 — 23:59 AA1045 American Airlines
Philadelphia — San Francisco
8h 44m
including layover
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from$67
14:34 — 22:29
14:34 — 16:55 AA1320 American Airlines
Boston — Charlotte
56m stop
17:51 — 19:31 AA1816 American Airlines
Charlotte — Dallas
1h 14m stop
20:45 — 22:29 AA2500 American Airlines
Dallas — San Francisco
10h 55m
including layover
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from$65
*Departure and arrival times - local. Updated on September 18, 2021

Flight Information

Below we will explain in detail what the flights cost on the destination from Boston to San Francisco depends on and how to choose the most interesting flight option for you.

Distance between Boston and San Francisco is 4341 miles. Time difference between the cities is 3h. Airplanes depart 05:00 to 23:30 from 4 Boston airports and arrive 05:00 to 23:30 to 3 San Francisco airports . Average flight time is 6h 38m.

  • The fastest flight 6h 16m
  • Average flight time 6h 38m
  • The earliest flight 05:00
  • The latest flight 23:30
  • Distance 2698 ml

The cheapest months to travel to San Francisco are october (from 63 $), november (from 66 $).

What is the lowest airfare Boston to San Francisco?

The cheapest plane ticket found by our users is $63. This airfare is for economy class on one-way NK641 flight by Spirit Airlines for October 7, 2020 which leaves Logan in Boston at 17:15 am and arrives at San Francisco San Francisco at 09:43.

Economy class
$63
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Business class
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First class
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Popular Airlines on the Route

The flight Boston — San Francisco is served by 8 regular airlines and 4 low-cost airlines . Most of the flights on this route are operated by American Airlines - 91 departures per week at the price of from $ 65 . And the most expensive tickets are offered by JetBlue airline - from $ 855.

Direct flights

There are 21 nonstop flights on the route. The fastest direct flight is UA477 by United Airlines takes 6h 16m and the cheapest is NK641 by Spirit Airlines for $66.

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Connecting Flights

There are 189 flights with layovers on the route. The fastest connecting flight is DL1296 by Delta Air Lines Inc. takes 7h 39m and the cheapest is NK641 by Spirit Airlines for $63.

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Airports

You can fly from Boston to San Francisco from 4 airports (Boston City Heliport, Boston RT128 Rail, Boston South Rail, Logan).

Boston airports

  • Boston City Heliport-JBC
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  • Boston RT128 Rail-ZRU
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  • Boston South Rail-ZTO
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  • Logan-BOS
    from $63
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San Francisco airports

  • San Francisco-SFO
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  • Embarkadero-EMB
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  • China Basin Heliport-JCC
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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