Cheap Flights from Boston, MA to San Francisco, CA from $125

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On Cheapflightsplus.com you will find 17 direct and 206 connecting flights from Boston to San Francisco. You can compare airfare deals from 7 airlines and multiple travel sites from $125, 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: $125 (one-way), $214 (round-trip).

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Best Flights from Boston to San Francisco Today

Take a look at the list of non stop flights and flights with layovers from Boston to San Francisco with the lowest price of $125. The fastest direct flight takes 6h 28m and the fastest connecting – 8h 17m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $125 Find flight	20:23 Boston Logan	23:52 San Francisco San Francisco	6h 29m	Hawaiian Airlines	HA4827
from $129 Find flight	20:23 Boston Logan	23:52 San Francisco San Francisco	6h 29m	Alaska Airlines	AS356
from $151 Find flight	20:12 Boston Logan	23:44 San Francisco San Francisco	6h 32m	Hawaiian Airlines	HA4788
from $155 Find flight	20:12 Boston Logan	23:44 San Francisco San Francisco	6h 32m	Alaska Airlines	AS360
from $176 Find flight	13:48 Boston Logan	17:17 San Francisco San Francisco	6h 29m	United Airlines	UA1074
from $201 Find flight	07:30 Boston Logan	11:07 San Francisco San Francisco	6h 37m	Hawaiian Airlines	HA4826
from $206 Find flight	07:30 Boston Logan	11:07 San Francisco San Francisco	6h 37m	Alaska Airlines	AS308
from $138 Find flight	11:55 Boston Logan	22:35 San Francisco San Francisco	13h 40m layover 5h 27m - Dallas	Frontier Airlines	F93601 F93999
from $143 Find flight	17:45 Boston Logan	23:50 San Francisco San Francisco	9h 5m layover 1h 11m - San Diego	Hawaiian Airlines	HA4821 HA6588
from $151 Find flight	08:01 Boston Logan	14:01 San Francisco San Francisco	9h 0m layover 1h 0m - San Diego	Alaska Airlines	AS260 AS1457
from $153 Find flight	17:45 Boston Logan	23:50 San Francisco San Francisco	9h 5m layover 1h 11m - San Diego	Alaska Airlines	AS389 AS3343
from $153 Find flight	17:37 Boston Logan	23:44 San Francisco San Francisco	9h 7m layover 1h 0m - Portland	Hawaiian Airlines	HA6255 HA6330
from $153 Find flight	17:08 Boston Logan	23:59 San Francisco San Francisco	9h 51m layover 1h 59m - San Diego	Alaska Airlines	AS389 AS3006
from $153 Find flight	16:00 Boston Logan	23:59 San Francisco San Francisco	10h 59m layover 2h 25m - Seattle	Hawaiian Airlines	HA4792 HA6897
from $201 Find flight	12:50 Boston Logan	22:53+1 день San Francisco San Francisco	37h 3m layover 19h 52m - Knoxville 8h 26m - Minneapolis	Allegiant Air	G41426 G43064 SY397
from $218 Find flight	11:25 Boston Logan	17:03+1 день San Francisco San Francisco	32h 38m layover 22h 43m - Baltimore 1h 42m - Minneapolis	Spirit Airlines	NK935 SY194 SY395

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 12, 2025

Flight Schedule Boston (Massachusetts) to San Francisco (California)

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	Flight Details	Flight Duration	Price
06:00 — 09:28	06:00 — 09:28 UA2441 United Airlines Boston — San Francisco	6h 28m	Find flight from$178
07:30 — 11:07	07:30 — 11:07 HA4826 Hawaiian Airlines Boston — San Francisco	6h 37m	Find flight from$201
07:30 — 11:07	07:30 — 11:07 AS308 Alaska Airlines Boston — San Francisco	6h 37m	Find flight from$206
08:15 — 11:46	08:15 — 11:46 UA1008 United Airlines Boston — San Francisco	6h 31m	Find flight from$176
10:30 — 14:01	10:30 — 14:01 UA2279 United Airlines Boston — San Francisco	6h 31m	Find flight from$176
10:30 — 14:01	10:30 — 14:01 UA366 United Airlines Boston — San Francisco	6h 31m	Find flight from$178
10:32 — 14:03	10:32 — 14:03 UA1482 United Airlines Boston — San Francisco	6h 31m	Find flight from$190
13:48 — 17:17	13:48 — 17:17 UA1074 United Airlines Boston — San Francisco	6h 29m	Find flight from$176
14:00 — 17:29	14:00 — 17:29 UA390 United Airlines Boston — San Francisco	6h 29m	Find flight from$178
16:20 — 19:49	16:20 — 19:49 UA733 United Airlines Boston — San Francisco	6h 29m	Find flight from$176
18:18 — 21:50	18:18 — 21:50 UA2400 United Airlines Boston — San Francisco	6h 32m	Find flight from$176
20:12 — 23:44	20:12 — 23:44 HA4788 Hawaiian Airlines Boston — San Francisco	6h 32m	Find flight from$151
20:12 — 23:44	20:12 — 23:44 AS360 Alaska Airlines Boston — San Francisco	6h 32m	Find flight from$155
20:19 — 23:59	20:19 — 23:59 HA4812 Hawaiian Airlines Boston — San Francisco	6h 40m	Find flight from$154
20:19 — 23:59	20:19 — 23:59 AS355 Alaska Airlines Boston — San Francisco	6h 40m	Find flight from$159
20:23 — 23:52	20:23 — 23:52 HA4827 Hawaiian Airlines Boston — San Francisco	6h 29m	Find flight from$125
20:23 — 23:52	20:23 — 23:52 AS356 Alaska Airlines Boston — San Francisco	6h 29m	Find flight from$129
05:30 — 11:04	05:30 — 07:04 UA1734 United Airlines Boston — Washington D.C. 1h 15m stop 08:45 — 11:30 UA1702 United Airlines Washington D.C. — San Francisco	8h 34m including layover	Find flight from$187
06:10 — 11:29	06:00 — 07:58 UA1414 United Airlines Boston — Chicago 42m stop 09:00 — 11:39 UA1387 United Airlines Chicago — San Francisco	8h 19m including layover	Find flight from$182
07:44 — 15:33	07:44 — 09:39 UA1909 United Airlines Boston — Chicago 3h 7m stop 12:46 — 15:33 UA1878 United Airlines Chicago — San Francisco	10h 49m including layover	Find flight from$182
07:45 — 13:40	07:44 — 09:39 UA1909 United Airlines Boston — Chicago 1h 10m stop 10:53 — 13:40 UA343 United Airlines Chicago — San Francisco	8h 55m including layover	Find flight from$182
08:01 — 14:01	08:01 — 11:18 AS260 Alaska Airlines Boston — San Diego 1h stop 12:18 — 14:01 AS1457 Alaska Airlines San Diego — San Francisco	9h including layover	Find flight from$151
09:20 — 18:09	09:00 — 12:09 HA4824 Hawaiian Airlines Boston — Seattle 3h 25m stop 15:48 — 17:58 HA6904 Hawaiian Airlines Seattle — San Francisco	11h 49m including layover	Find flight from$153
09:30 — 17:47	09:30 — 11:10 UA530 United Airlines Boston — Washington D.C. 3h 50m stop 15:00 — 17:47 UA2862 United Airlines Washington D.C. — San Francisco	11h 17m including layover	Find flight from$182
11:41 — 22:51	11:41 — 13:54 SY252 Sun Country Airlines Boston — Minneapolis 6h 54m stop 20:45 — 22:58 SY397 Sun Country Airlines Minneapolis — San Francisco	14h 10m including layover	Find flight from$177
11:55 — 22:35	12:01 — 15:24 F93601 Frontier Airlines Boston — Dallas 5h 27m stop 20:36 — 22:43 F93999 Frontier Airlines Dallas — San Francisco	13h 40m including layover	Find flight from$138
12:30 — 19:03	12:30 — 14:20 UA1732 United Airlines Boston — Chicago 2h 10m stop 16:30 — 19:03 UA448 United Airlines Chicago — San Francisco	9h 33m including layover	Find flight from$190
12:45 — 18:28	12:30 — 14:20 UA1732 United Airlines Boston — Chicago 1h 12m stop 15:47 — 18:28 UA1168 United Airlines Chicago — San Francisco	8h 43m including layover	Find flight from$188
13:35 — 18:59	13:35 — 14:56 UA2454 United Airlines Boston — Newark 59m stop 15:55 — 18:59 UA2328 United Airlines Newark — San Francisco	8h 24m including layover	Find flight from$190
14:40 — 19:57	14:34 — 16:18 UA721 United Airlines Boston — Washington D.C. 57m stop 17:53 — 20:30 UA1757 United Airlines Washington D.C. — San Francisco	8h 17m including layover	Find flight from$190
15:18 — 21:23	15:15 — 17:05 UA1989 United Airlines Boston — Chicago 1h 30m stop 18:35 — 21:23 UA2179 United Airlines Chicago — San Francisco	9h 5m including layover	Find flight from$190
15:30 — 20:54	15:25 — 18:09 UA2297 United Airlines Boston — Denver 1h 4m stop 19:30 — 21:17 UA2681 United Airlines Denver — San Francisco	8h 24m including layover	Find flight from$188
16:00 — 23:59	16:00 — 19:15 HA4792 Hawaiian Airlines Boston — Seattle 2h 25m stop 21:40 — 23:59 HA6897 Hawaiian Airlines Seattle — San Francisco	10h 59m including layover	Find flight from$153
16:00 — 22:18	16:00 — 19:15 AS393 Alaska Airlines Boston — Seattle 45m stop 20:00 — 22:18 AS1050 Alaska Airlines Seattle — San Francisco	9h 18m including layover	Find flight from$161
17:08 — 23:59	16:49 — 20:12 HA4821 Hawaiian Airlines Boston — San Diego 1h 59m stop 22:15 — 23:53 HA6543 Hawaiian Airlines San Diego — San Francisco	9h 51m including layover	Find flight from$143
17:45 — 23:50	17:45 — 21:00 HA4821 Hawaiian Airlines Boston — San Diego 1h 11m stop 22:11 — 23:50 HA6588 Hawaiian Airlines San Diego — San Francisco	9h 5m including layover	Find flight from$143
18:15 — 23:56	18:03 — 20:00 UA1015 United Airlines Boston — Chicago 1h stop 21:09 — 23:59 UA2106 United Airlines Chicago — San Francisco	8h 41m including layover	Find flight from$188

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on July 12, 2025

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 05:25 to 20:34 from 4 Boston airports and arrive 05:25 to 20:34 to 3 San Francisco airports. Average flight time is 6h 31m.

The fastest flight 6h 28m
Average flight time 6h 31m
The earliest flight 05:25
The latest flight 20:34
Distance 2698 ml

The cheapest months to travel to San Francisco are july (from 106 $), september (from 125 $), august (from 126 $).

The most expensive months are december (from 196 $), october (from 151 $), may (from 139 $).

What is the lowest airfare Boston to San Francisco?

The cheapest plane ticket found by our users is $125. This airfare is for economy class on one-way HA4827 flight by Hawaiian Airlines for September 27, 2025 which leaves Logan in Boston at 20:23 am and arrives at San Francisco San Francisco at 23:52.

Economy class

$125

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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 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by United Airlines - 111 departures per week at the price of from $ 176 . And the most expensive tickets are offered by United Airlines airline - from $ 777.

Direct flights

There are 17 nonstop flights on the route. The fastest direct flight is UA2441 by United Airlines takes 6h 28m and the cheapest is HA4827 by Hawaiian Airlines for $125.

UA - United Airlines

from $176

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AS - Alaska Airlines

from $129

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HA - Hawaiian Airlines

from $125

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Connecting Flights

There are 206 flights with layovers on the route. The fastest connecting flight is UA721 by United Airlines takes 8h 17m and the cheapest is HA4827 by Hawaiian Airlines for $138.

UA - United Airlines

from $182

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AS - Alaska Airlines

from $151

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F9 - Frontier Airlines

from $138

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SY - Sun Country Airlines

from $177

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HA - Hawaiian Airlines

from $143

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G4 - Allegiant Air

from $201

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NK - Spirit Airlines

from $218

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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 $125
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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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Airplanes

There are flights to San Francisco from Boston by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Boston

You may also consider searching for discounted plane tickets to some other popular places from Boston within United States.

Boston — New York

from $57

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Boston — Orlando

from $67

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Boston — Chicago

from $59

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Boston — Miami

from $56

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Boston — Washington D.C.

from $64

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Boston — Denver

from $65

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Boston — Nashville

from $71

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Boston — Tampa

from $63

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Boston — Las Vegas

from $63

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Boston — Seattle

from $60

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Top International Destinations from Boston

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Boston — London

from $76

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Boston — Paris

from $76

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Boston — Toronto

from $54

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Boston — Dublin

from $54

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Boston — Aruba

from $69

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Boston — Rome

from $77

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Boston — Cancun

from $78

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Boston — Lisbon

from $66

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Boston — Montreal

from $77

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Boston — Barcelona

from $67

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How to book a plane 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.
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