Find Deals on Flights from Boston Logan International to San Francisco (BOS - SFO)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Boston Logan International to San Francisco

(Round-trip)
Depart: Fri Nov 11 2016 Return: Sun Nov 20 2016 Trip spans 10 days
Sun Country Air
Sun Country Air
BOS
SFO
12h 54m
1 stop
SFO
BOS
13h 44m
1 stop
Depart: Wed Oct 12 2016 Return: Wed Oct 19 2016 Trip spans 8 days
American Airlines
American Airlines
BOS
SFO
9h 38m
1 stop
SFO
BOS
8h 26m
1 stop
Depart: Wed Nov 2 2016 Return: Sun Nov 6 2016 Trip spans 5 days
Major Airline
Major Airline
BOS
SFO
19h 35m
1 stop
SFO
BOS
23h 25m
1 stop
Depart: Wed Jan 11 2017 Return: Tue Jan 17 2017 Trip spans 7 days
Virgin America
Virgin America
BOS
SFO
6h 25m
nonstop
SFO
BOS
5h 25m
nonstop
Depart: Wed Jan 18 2017 Return: Wed Feb 15 2017 Trip spans 29 days
JetBlue
JetBlue
BOS
SFO
6h 57m
nonstop
SFO
BOS
5h 33m
nonstop
Depart: Tue Mar 7 2017 Return: Tue Mar 28 2017 Trip spans 21 days
Delta
Delta
BOS
SFO
10h 58m
1 stop
SFO
BOS
8h 12m
1 stop
Depart: Fri Nov 25 2016 Return: Tue Nov 29 2016 Trip spans 5 days
United
United
BOS
SFO
6h 53m
nonstop
SFO
BOS
5h 32m
nonstop
Depart: Tue Oct 18 2016 Return: Fri Nov 4 2016 Trip spans 18 days
Sun Country Air
Sun Country Air
BOS
SFO
8h 08m
1 stop
SFO
BOS
7h 14m
1 stop
Depart: Tue Dec 13 2016 Return: Tue Dec 20 2016 Trip spans 8 days
Major Airline
Major Airline
BOS
SFO
6h 45m
nonstop
SFO
BOS
5h 29m
nonstop
Depart: Sat Jan 14 2017 Return: Wed Jan 18 2017 Trip spans 5 days
Virgin America
Virgin America
BOS
SFO
6h 40m
nonstop
SFO
BOS
5h 30m
nonstop
Depart: Sat Oct 22 2016 Return: Fri Oct 28 2016 Trip spans 7 days
Sun Country Air
Sun Country Air
BOS
SFO
8h 08m
1 stop
SFO
BOS
7h 14m
1 stop
Depart: Thu Oct 20 2016 Return: Tue Oct 25 2016 Trip spans 6 days
American Airlines
American Airlines
BOS
SFO
8h 59m
1 stop
SFO
BOS
8h 41m
1 stop
Depart: Sat Jan 28 2017 Return: Tue Jan 31 2017 Trip spans 4 days
Virgin America
Virgin America
BOS
SFO
6h 25m
nonstop
SFO
BOS
5h 35m
nonstop
Depart: Wed Oct 26 2016 Return: Thu Nov 3 2016 Trip spans 9 days
Sun Country Air
Sun Country Air
BOS
SFO
8h 03m
1 stop
SFO
BOS
7h 14m
1 stop
Depart: Thu Jan 5 2017 Return: Mon Jan 9 2017 Trip spans 5 days
Delta
Delta
BOS
SFO
11h 16m
1 stop
SFO
BOS
9h 55m
1 stop
Depart: Fri Dec 16 2016 Return: Mon Jan 2 2017 Trip spans 18 days
Major Airline
Major Airline
BOS
SFO
6h 45m
nonstop
SFO
BOS
5h 30m
nonstop
Depart: Wed Nov 2 2016 Return: Wed Nov 9 2016 Trip spans 8 days
Sun Country Air
Sun Country Air
BOS
SFO
8h 14m
1 stop
SFO
BOS
7h 14m
1 stop
Depart: Wed Feb 15 2017 Return: Mon Feb 27 2017 Trip spans 13 days
Virgin America
Virgin America
BOS
SFO
6h 25m
nonstop
SFO
BOS
5h 30m
nonstop
Depart: Wed Mar 8 2017 Return: Mon Mar 13 2017 Trip spans 5 days
Major Airline
Major Airline
BOS
SFO
6h 44m
nonstop
SFO
BOS
5h 40m
nonstop
Depart: Thu Dec 1 2016 Return: Fri Dec 2 2016 Trip spans 2 days
Sun Country Air
Sun Country Air
BOS
SFO
8h 14m
1 stop
SFO
BOS
7h 14m
1 stop
Direct flights BOS to SFO on United
Flight # Depart BOS Arrive SFO Sun Mon Tue Wed Thu Fri Sat Valid Between
433 6:00 am 9:38 am Oct 24 - Oct 27
433 6:00 am 9:53 am Oct 30 - Oct 30
433 6:00 am 9:53 am Oct 31 - Nov 3
433 6:00 am 9:38 am Oct 21 - Oct 28
433 6:00 am 9:38 am Oct 6 - Oct 6
433 6:00 am 9:38 am Oct 12 - Oct 26
433 6:00 am 9:38 am Oct 16 - Oct 20
433 6:00 am 9:38 am Oct 7 - Oct 14
433 6:00 am 9:38 am Oct 11 - Oct 25
433 6:00 am 9:47 am Nov 5 - Nov 5
433 6:00 am 9:53 am Nov 4 - Nov 4
433 6:00 am 9:38 am Oct 8 - Oct 29
433 6:00 am 9:53 am Nov 6 - Nov 6
433 6:00 am 9:38 am Oct 9 - Oct 9
471 6:30 am 10:02 am Oct 6 - Oct 6
1649 6:55 am 10:38 am Oct 23 - Oct 23
1649 6:55 am 10:38 am Oct 9 - Oct 16
1649 7:00 am 10:43 am Oct 7 - Oct 14
1649 7:00 am 10:43 am Oct 15 - Oct 15
1649 7:00 am 10:43 am Oct 17 - Oct 25
1649 7:00 am 10:37 am Oct 6 - Oct 6
1649 7:00 am 10:43 am Oct 20 - Oct 20
1649 7:00 am 10:56 am Nov 6 - Nov 6
1649 7:00 am 10:43 am Oct 27 - Oct 27
1649 7:00 am 10:43 am Oct 28 - Oct 29
1649 7:15 am 11:11 am Oct 30 - Oct 30
1649 7:35 am 11:24 am Oct 31 - Nov 4
1649 7:35 am 11:24 am Nov 1 - Nov 3
1649 7:35 am 11:31 am Nov 5 - Nov 5
207 7:57 am 11:42 am Oct 21 - Oct 21
207 7:57 am 11:42 am Oct 28 - Oct 28
207 7:57 am 11:42 am Oct 9 - Oct 9
207 7:57 am 11:42 am Oct 6 - Oct 12
207 7:57 am 11:42 am Oct 11 - Oct 25
207 7:57 am 11:42 am Oct 16 - Oct 16
207 7:57 am 11:42 am Oct 23 - Oct 23
207 7:57 am 11:42 am Oct 7 - Oct 14
207 7:57 am 11:42 am Oct 13 - Oct 27
207 8:05 am 11:50 am Oct 15 - Oct 15
207 8:05 am 11:44 am Oct 29 - Oct 29
207 8:05 am 11:44 am Oct 8 - Oct 8
207 8:05 am 11:44 am Oct 22 - Oct 22
809 8:40 am 12:12 pm Oct 31 - Oct 31
809 8:40 am 12:12 pm Oct 30 - Oct 30
809 8:40 am 12:12 pm Nov 2 - Nov 2
809 8:40 am 12:12 pm Nov 4 - Nov 4
809 8:40 am 12:12 pm Nov 3 - Nov 3
809 8:40 am 12:12 pm Nov 6 - Nov 6
809 8:40 am 12:20 pm Nov 5 - Nov 5
809 8:40 am 12:12 pm Nov 1 - Nov 1
809 9:00 am 12:19 pm Oct 18 - Oct 26
809 9:00 am 12:19 pm Oct 14 - Oct 17
809 9:00 am 12:19 pm Oct 12 - Oct 12
809 9:00 am 12:19 pm Oct 23 - Oct 23
809 9:00 am 12:19 pm Oct 11 - Oct 11
809 9:00 am 12:19 pm Oct 20 - Oct 28
809 9:00 am 12:19 pm Oct 6 - Oct 13
809 9:00 am 12:19 pm Oct 7 - Oct 10
809 9:00 am 12:19 pm Oct 9 - Oct 16
477 10:45 am 2:35 pm Nov 2 - Nov 2
477 10:45 am 2:35 pm Oct 30 - Nov 5
477 10:45 am 2:35 pm Nov 6 - Nov 15
477 10:55 am 2:29 pm Oct 26 - Oct 27
477 10:55 am 2:29 pm Oct 23 - Oct 29
477 10:55 am 2:29 pm Oct 15 - Oct 22
477 10:55 am 2:29 pm Oct 14 - Oct 21
477 10:55 am 2:29 pm Oct 6 - Oct 13
1572 4:00 pm 7:29 pm Oct 6 - Oct 17
1572 4:00 pm 7:29 pm Oct 19 - Oct 28
1572 4:00 pm 7:29 pm Oct 18 - Oct 25
1572 4:05 pm 7:48 pm Nov 6 - Nov 12
1572 4:05 pm 7:48 pm Oct 30 - Nov 5
576 6:15 pm 9:48 pm Nov 5 - Nov 5
576 6:15 pm 9:41 pm Nov 6 - Nov 23
576 6:15 pm 9:41 pm Oct 30 - Nov 4
576 6:25 pm 9:42 pm Oct 22 - Oct 22
576 6:25 pm 9:42 pm Oct 29 - Oct 29
576 6:25 pm 9:59 pm Oct 8 - Oct 8
576 6:30 pm 9:40 pm Oct 6 - Oct 28
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Boston
$285
Destination

San Francisco
$285
Airlines Airline reviews

224 travelers who booked a flight from Boston to San Francisco rated their chosen airlines with an average of 7.3.

Overall
7.4
Boarding
7.8
Crew
8.1
Comfort
7.1
Food
6.1
Entertainment
6.8