Cheap Flights from San Francisco, CA to Boston, MA from $89

On Cheapflightsplus.com you will find 17 direct and 536 connecting flights from San Francisco to Boston. You can compare airfare deals from 12 airlines and multiple travel sites from $89, book and save on cheap plane tickets and last minute offers. Also check out SFO-BOS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Francisco to Boston 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: $89 (one-way), $153 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from San Francisco to Boston. 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
07:15 — 15:50
07:15 — 15:50 UA2647 United Airlines
San Francisco — Boston
5h 35m
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from$117
07:30 — 16:10
07:30 — 16:10 DL400 Delta Air Lines Inc.
San Francisco — Boston
5h 40m
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from$213
07:40 — 16:20
07:40 — 16:20 AA7518 American Airlines
San Francisco — Boston
5h 40m
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from$274
07:55 — 16:25
07:55 — 16:25 B6434 JetBlue
San Francisco — Boston
5h 30m
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from$207
08:20 — 16:51
08:20 — 16:51 AS356 Alaska Airlines
San Francisco — Boston
5h 31m
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from$125
10:45 — 19:22
10:45 — 19:22 UA2259 United Airlines
San Francisco — Boston
5h 37m
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from$176
12:00 — 20:32
12:00 — 20:32 B6534 JetBlue
San Francisco — Boston
5h 32m
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from$207
13:15 — 21:52
13:15 — 21:52 UA2851 United Airlines
San Francisco — Boston
5h 37m
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from$195
13:15 — 21:54
13:15 — 21:54 DL977 Delta Air Lines Inc.
San Francisco — Boston
5h 39m
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from$213
13:30 — 22:08
13:30 — 22:08 UA354 United Airlines
San Francisco — Boston
5h 38m
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from$175
14:39 — 23:09
14:39 — 23:09 B61734 JetBlue
San Francisco — Boston
5h 30m
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from$109
20:15 — 04:53
+1 day
20:15 — 04:53 UA2488 United Airlines
San Francisco — Boston
5h 38m
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from$175
20:25 — 05:03
+1 day
20:25 — 05:03 UA2124 United Airlines
San Francisco — Boston
5h 38m
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from$117
20:25 — 05:02
+1 day
20:25 — 05:02 UA1230 United Airlines
San Francisco — Boston
5h 37m
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from$311
22:32 — 07:02
+1 day
22:32 — 07:02 B6734 JetBlue
San Francisco — Boston
5h 30m
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from$109
23:20 — 07:57
+1 day
23:20 — 07:57 UA1665 United Airlines
San Francisco — Boston
5h 37m
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from$176
23:25 — 08:03
+1 day
23:25 — 08:03 UA2495 United Airlines
San Francisco — Boston
5h 38m
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from$117
06:00 — 16:55
06:00 — 07:36 AS3310 Alaska Airlines
San Francisco — San Diego
44m stop
09:20 — 17:59 AS390 Alaska Airlines
San Diego — Boston
7h 55m
including layover
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from$146
06:00 — 18:36
06:00 — 14:29 B6816 JetBlue
San Francisco — New York
2h 41m stop
17:10 — 18:36 B61418 JetBlue
New York — Boston
9h 36m
including layover
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from$152
07:00 — 18:54
07:00 — 08:49 AS1187 Alaska Airlines
San Francisco — Portland
1h 44m stop
10:33 — 18:54 AS358 Alaska Airlines
Portland — Boston
8h 54m
including layover
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from$127
08:20 — 23:59
08:00 — 10:15 AS1123 Alaska Airlines
San Francisco — Seattle
5h 10m stop
15:40 — 23:59 AS460 Alaska Airlines
Seattle — Boston
12h 39m
including layover
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from$164
11:48 — 22:44
11:48 — 20:00 AA1802 American Airlines
San Francisco — Philadelphia
1h 20m stop
21:20 — 22:44 AA2775 American Airlines
Philadelphia — Boston
7h 56m
including layover
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from$172
12:18 — 23:52
12:18 — 15:18 AA2899 American Airlines
San Francisco — Phoenix
1h 50m stop
17:08 — 23:52 AA567 American Airlines
Phoenix — Boston
8h 34m
including layover
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from$174
13:10 — 23:59
13:10 — 21:11 UA1849 United Airlines
San Francisco — Washington D.C.
1h 11m stop
22:22 — 23:59 UA755 United Airlines
Washington D.C. — Boston
7h 49m
including layover
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from$181
16:06 — 07:56
+1 day
16:06 — 17:48 F93020 Frontier Airlines
San Francisco — Las Vegas
6h 11m stop
23:59 — 07:56 B6778 JetBlue
Las Vegas — Boston
12h 50m
including layover
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from$167
18:18 — 10:41
+1 day
17:50 — 23:28 SY396 Sun Country Airlines
San Francisco — Minneapolis
6h 58m stop
06:47 — 10:34 SY251 Sun Country Airlines
Minneapolis — Boston
13h 23m
including layover
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from$146
18:40 — 05:51
+1 day
18:40 — 22:17 UA373 United Airlines
San Francisco — Denver
1h 42m stop
23:59 — 05:51 UA2610 United Airlines
Denver — Boston
8h 11m
including layover
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from$181
19:29 — 05:51
+1 day
19:29 — 23:06 UA589 United Airlines
San Francisco — Denver
53m stop
23:59 — 05:51 UA2610 United Airlines
Denver — Boston
7h 22m
including layover
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from$181
19:47 — 17:41
+1 day
19:47 — 21:24 AS3300 Alaska Airlines
San Francisco — San Diego
11h 37m stop
09:01 — 17:41 AS390 Alaska Airlines
San Diego — Boston
18h 54m
including layover
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from$200
20:34 — 08:47
+1 day
20:34 — 05:00 B62416 JetBlue
San Francisco — New York
2h 29m stop
07:29 — 08:47 B6218 JetBlue
New York — Boston
9h 13m
including layover
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from$164
21:30 — 10:11
+1 day
21:30 — 05:43 UA396 United Airlines
San Francisco — Newark
2h 57m stop
08:55 — 10:11 UA2274 United Airlines
Newark — Boston
9h 41m
including layover
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from$205
21:49 — 09:29
+1 day
21:49 — 05:25 F91448 Frontier Airlines
San Francisco — Atlanta
1h 35m stop
07:00 — 09:29 F93086 Frontier Airlines
Atlanta — Boston
8h 40m
including layover
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from$89
22:39 — 10:38
+1 day
22:39 — 07:15 AA276 American Airlines
San Francisco — New York
1h 45m stop
09:00 — 10:38 AA4708 American Airlines
New York — Boston
8h 59m
including layover
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from$174
23:50 — 10:20
+1 day
23:50 — 06:04 AA3100 American Airlines
San Francisco — Chicago
56m stop
07:00 — 10:20 AA3703 American Airlines
Chicago — Boston
7h 30m
including layover
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from$172
10:19 — 23:43
10:19 — 15:50 AA500 American Airlines
San Francisco — Dallas
1h 7m stop
16:57 — 21:29 AA578 American Airlines
Dallas — New York
1h stop
22:29 — 23:43 AA4659 American Airlines
New York — Boston
10h 24m
including layover
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from$174
16:06 — 09:59
+1 day
16:06 — 17:48 F93020 Frontier Airlines
San Francisco — Las Vegas
3h 47m stop
21:35 — 05:04 NK1853 Spirit Airlines
Las Vegas — Orlando
1h 53m stop
06:57 — 09:59 NK2068 Spirit Airlines
Orlando — Boston
14h 53m
including layover
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from$127
17:00 — 09:59
+1 day
17:00 — 18:36 AS702 Alaska Airlines
San Francisco — Las Vegas
2h 59m stop
21:35 — 05:04 NK1853 Spirit Airlines
Las Vegas — Orlando
1h 53m stop
06:57 — 09:59 NK2068 Spirit Airlines
Orlando — Boston
13h 59m
including layover
Find flight
from$204
*Departure and arrival times - local. Updated on April 1, 2025

Flight Information

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

Distance between San Francisco and Boston is 4341 miles. Time difference between the cities is 3h. Airplanes depart 00:25 to 23:59 from 3 San Francisco airports and arrive 00:25 to 23:59 to 4 Boston airports. Average flight time is 5h 37m.

  • The fastest flight 5h 30m
  • Average flight time 5h 37m
  • The earliest flight 00:25
  • The latest flight 23:59
  • Distance 2698 ml

The cheapest months to travel to Boston are november (from 89 $), december (from 125 $), january (from 146 $).

The most expensive months are february (from 179 $), january (from 146 $), december (from 125 $).

What is the lowest airfare San Francisco to Boston?

The cheapest plane ticket found by our users is $89. This airfare is for economy class on one-way F91448 flight by Frontier Airlines for November 13, 2024 which leaves San Francisco in San Francisco at 21:49 am and arrives at Boston Logan at 09:29.

Economy class
$89
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Business class
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First class
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Popular Airlines on the Route

The flight San Francisco — Boston is served by 12 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by JetBlue - 30 departures per week at the price of from $ 109 . And the most expensive tickets are offered by SWISS International Air Lines airline - from $ 6589.

Direct flights

There are 17 nonstop flights on the route. The fastest direct flight is B61734 by JetBlue takes 5h 30m and the cheapest is F91448 by Frontier Airlines for $109.

  • from $109
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  • from $117
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  • AA - American Airlines
    from $274
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  • AS - Alaska Airlines
    from $125
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  • DL - Delta Air Lines Inc.
    from $213
    Find
See more direct flights

Connecting Flights

There are 536 flights with layovers on the route. The fastest connecting flight is DL335 by Delta Air Lines Inc. takes 7h 3m and the cheapest is F91448 by Frontier Airlines for $89.

  • from $152
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  • from $181
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  • AA - American Airlines
    from $172
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  • AS - Alaska Airlines
    from $127
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  • F9 - Frontier Airlines
    from $89
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  • SY - Sun Country Airlines
    from $146
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  • TK - Turkish Airlines
    from $2130
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  • DL - Delta Air Lines Inc.
    from $238
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  • CM - Compania Panamena de Aviacion
    from $2127
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  • WS - WestJet
    from $390
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  • TP - TAP Portugal
    from $772
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  • LX - SWISS International Air Lines
    from $1633
    Find
See more connecting flights

Airports

You can fly from San Francisco to Boston from 3 airports (San Francisco, Embarkadero, China Basin Heliport).

San Francisco airports

  • San Francisco-SFO
    from $89
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  • Embarkadero-EMB
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  • China Basin Heliport-JCC
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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
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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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