Find Cheap Flights from San Francisco to Washington (SFO - WAS)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
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 San Francisco to Washington

(Round-trip)
Depart: Mon Oct 23 2017 Return: Fri Oct 27 2017 Trip spans 5 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Tue Oct 24 2017 Return: Fri Oct 27 2017 Trip spans 4 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Mon Oct 23 2017 Return: Fri Oct 27 2017 Trip spans 5 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Thu Oct 26 2017 Return: Tue Oct 31 2017 Trip spans 6 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Tue Oct 24 2017 Return: Tue Oct 31 2017 Trip spans 8 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Wed Oct 25 2017 Return: Fri Oct 27 2017 Trip spans 3 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Tue Dec 5 2017 Return: Tue Dec 12 2017 Trip spans 8 days
Frontier
Frontier
SFO
DCA
14h 30m
1 stop
DCA
SFO
13h 49m
1 stop
Depart: Wed Oct 25 2017 Return: Tue Oct 31 2017 Trip spans 7 days
Frontier
Frontier
SFO
IAD
15h 42m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Mon Oct 30 2017 Return: Tue Oct 31 2017 Trip spans 2 days
Frontier
Frontier
SFO
IAD
15h 42m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Tue Oct 31 2017 Return: Tue Nov 14 2017 Trip spans 15 days
Frontier
Frontier
SFO
DCA
24h 05m
1 stop
DCA
SFO
19h 59m
1 stop
Depart: Tue Dec 12 2017 Return: Wed Dec 13 2017 Trip spans 2 days
Frontier
Frontier
SFO
DCA
14h 29m
1 stop
DCA
SFO
8h 50m
1 stop
Depart: Thu Oct 26 2017 Return: Mon Oct 30 2017 Trip spans 5 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
29h 20m
1 stop
Depart: Tue Oct 24 2017 Return: Sat Oct 28 2017 Trip spans 5 days
Frontier
Frontier
SFO
IAD
25h 22m
1 stop
IAD
SFO
29h 05m
1 stop
Depart: Wed Oct 25 2017 Return: Tue Nov 14 2017 Trip spans 21 days
Frontier
Frontier
SFO
DCA
8h 29m
1 stop
DCA
SFO
24h 44m
1 stop
Depart: Sun Oct 29 2017 Return: Tue Oct 31 2017 Trip spans 3 days
Frontier
Frontier
SFO
DCA
8h 29m
1 stop
DCA
SFO
8h 30m
1 stop
Depart: Tue Oct 31 2017 Return: Mon Nov 13 2017 Trip spans 14 days
Frontier
Frontier
SFO
DCA
17h 55m
1 stop
DCA
SFO
19h 45m
1 stop
Depart: Wed Nov 1 2017 Return: Tue Nov 14 2017 Trip spans 14 days
Frontier
Frontier
SFO
DCA
8h 25m
1 stop
DCA
SFO
19h 59m
1 stop
Depart: Fri Nov 3 2017 Return: Tue Nov 14 2017 Trip spans 12 days
Frontier
Frontier
SFO
DCA
22h 51m
1 stop
DCA
SFO
24h 44m
1 stop
Depart: Sat Nov 4 2017 Return: Tue Nov 14 2017 Trip spans 11 days
Frontier
Frontier
SFO
DCA
8h 21m
1 stop
DCA
SFO
24h 44m
1 stop
Depart: Tue Dec 5 2017 Return: Wed Dec 6 2017 Trip spans 2 days
Frontier
Frontier
SFO
DCA
14h 30m
1 stop
DCA
SFO
8h 45m
1 stop
Direct flights SFO to WAS on United
Flight # Depart SFO Arrive DCA Sun Mon Tue Wed Thu Fri Sat Valid Between
2046 12:55 pm 9:00 pm Oct 15 - Oct 28
2046 1:08 pm 8:59 pm Nov 11 - Nov 18
2046 1:09 pm 9:00 pm Oct 29 - Nov 4
2046 1:09 pm 8:59 pm Oct 30 - Oct 30
2046 1:09 pm 9:00 pm Nov 5 - Nov 22
2046 1:09 pm 9:00 pm Nov 24 - Nov 26
2046 1:09 pm 9:05 pm Nov 27 - Dec 19
Flight # Depart SFO Arrive BWI Sun Mon Tue Wed Thu Fri Sat Valid Between
2063 9:25 am 5:42 pm Nov 11 - Nov 18
2063 9:30 am 5:47 pm Nov 20 - Nov 20
2063 9:30 am 5:45 pm Nov 5 - Nov 19
2063 9:30 am 5:47 pm Nov 2 - Nov 2
2063 9:30 am 5:45 pm Nov 1 - Nov 3
2063 9:32 am 5:49 pm Oct 30 - Oct 30
2063 9:32 am 5:47 pm Oct 29 - Oct 31
1210 9:34 am 5:47 pm Oct 19 - Oct 27
2063 9:34 am 5:47 pm Nov 4 - Nov 4
2063 9:40 am 5:55 pm Nov 26 - Nov 26
2063 9:41 am 5:56 pm Nov 6 - Nov 17
2063 9:41 am 5:56 pm Nov 21 - Nov 29
1153 9:10 pm 5:27 am Oct 29 - Oct 29
1153 9:20 pm 5:37 am Nov 7 - Nov 14
1153 9:30 pm 5:47 am Nov 25 - Nov 25
1153 9:31 pm 5:46 am Nov 2 - Nov 2
1153 9:33 pm 5:50 am Nov 20 - Nov 20
1153 9:34 pm 5:51 am Nov 3 - Nov 3
1153 9:35 pm 5:52 am Nov 26 - Nov 27
1153 9:35 pm 5:50 am Oct 30 - Oct 30
1153 9:35 pm 5:50 am Nov 22 - Nov 22
1153 9:35 pm 5:52 am Nov 16 - Nov 21
1153 9:35 pm 5:50 am Nov 12 - Nov 19
1153 9:35 pm 5:50 am Nov 5 - Nov 9
1153 9:35 pm 5:50 am Nov 13 - Nov 15
1153 9:39 pm 5:54 am Oct 31 - Oct 31
1153 9:40 pm 5:57 am Nov 17 - Nov 17
1153 9:40 pm 5:55 am Nov 10 - Nov 10
1153 9:50 pm 6:05 am Nov 1 - Nov 1
1153 10:30 pm 6:45 am Nov 24 - Nov 24
1153 11:00 pm 7:20 am Oct 24 - Oct 27
1153 11:00 pm 7:18 am Oct 28 - Oct 28
Flight # Depart SFO Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
408 7:25 am 3:33 pm Nov 26 - Nov 27
408 7:25 am 3:33 pm Nov 1 - Nov 1
408 7:25 am 3:33 pm Nov 2 - Nov 3
408 7:25 am 3:33 pm Nov 4 - Nov 4
408 7:25 am 3:33 pm Nov 5 - Nov 20
408 7:25 am 3:33 pm Nov 7 - Nov 21
408 7:25 am 3:33 pm Nov 8 - Nov 22
408 7:25 am 3:33 pm Nov 11 - Nov 18
408 7:25 am 3:33 pm Nov 23 - Nov 23
408 7:25 am 3:33 pm Nov 24 - Nov 24
408 7:25 am 3:33 pm Nov 25 - Dec 2
408 7:30 am 3:49 pm Oct 27 - Oct 27
408 7:30 am 3:49 pm Oct 28 - Oct 28
408 7:35 am 3:43 pm Oct 29 - Oct 29
408 7:35 am 3:43 pm Oct 30 - Oct 30
408 7:35 am 3:43 pm Oct 31 - Oct 31
784 8:21 am 4:29 pm Nov 25 - Nov 25
784 8:30 am 4:21 pm Oct 31 - Oct 31
784 8:30 am 4:19 pm Nov 7 - Nov 14
784 8:30 am 4:19 pm Nov 21 - Nov 21
400 9:00 am 5:08 pm Oct 29 - Oct 29
400 9:00 am 5:08 pm Oct 30 - Oct 30
400 9:00 am 5:08 pm Oct 31 - Oct 31
400 9:02 am 5:10 pm Nov 4 - Nov 4
400 9:02 am 5:10 pm Nov 5 - Nov 19
400 9:02 am 5:10 pm Nov 10 - Nov 10
400 9:02 am 5:10 pm Nov 2 - Nov 3
400 9:02 am 5:10 pm Nov 11 - Nov 11
400 9:02 am 5:10 pm Nov 20 - Nov 27
400 9:02 am 5:10 pm Nov 22 - Nov 22
400 9:02 am 5:10 pm Nov 23 - Nov 23
400 9:10 am 5:18 pm Nov 7 - Nov 7
400 9:15 am 5:23 pm Nov 1 - Nov 1
400 9:15 am 5:25 pm Nov 14 - Nov 14
400 9:15 am 5:25 pm Nov 17 - Nov 17
400 9:15 am 5:25 pm Nov 26 - Nov 26
400 9:25 am 5:33 pm Nov 8 - Nov 15
400 9:30 am 5:36 pm Nov 18 - Nov 18
516 9:30 am 5:38 pm Nov 25 - Nov 25
516 9:35 am 5:43 pm Nov 5 - Nov 5
516 9:40 am 5:46 pm Nov 12 - Nov 12
516 9:40 am 5:48 pm Nov 19 - Nov 19
516 9:50 am 5:58 pm Nov 13 - Nov 13
516 9:51 am 5:59 pm Nov 27 - Nov 27
516 9:53 am 5:59 pm Oct 29 - Oct 29
516 9:53 am 6:01 pm Oct 30 - Nov 3
516 9:53 am 6:01 pm Oct 31 - Nov 1
516 9:53 am 6:01 pm Nov 6 - Nov 10
516 9:53 am 6:01 pm Nov 14 - Nov 22
516 9:53 am 6:01 pm Nov 24 - Nov 24
516 9:59 am 6:12 pm Oct 27 - Oct 27
516 9:59 am 6:10 pm Oct 28 - Oct 28
309 10:50 am 6:48 pm Oct 27 - Oct 27
309 10:50 am 6:48 pm Oct 28 - Oct 28
309 11:10 am 7:18 pm Oct 29 - Nov 3
309 11:10 am 7:18 pm Nov 5 - Nov 20
309 11:10 am 7:18 pm Nov 22 - Dec 3
309 11:20 am 7:28 pm Nov 4 - Nov 4
309 11:20 am 7:28 pm Nov 11 - Nov 25
309 11:20 am 7:28 pm Nov 27 - Dec 2
309 11:30 am 7:38 pm Nov 21 - Nov 28
753 12:15 pm 8:31 pm Oct 21 - Oct 28
753 12:15 pm 8:31 pm Oct 26 - Oct 27
727 1:00 pm 9:06 pm Nov 6 - Nov 20
727 1:00 pm 9:06 pm Nov 21 - Nov 27
727 1:00 pm 9:06 pm Nov 26 - Dec 19
727 1:00 pm 9:06 pm Oct 29 - Nov 4
727 1:00 pm 9:06 pm Oct 30 - Nov 3
727 1:00 pm 9:06 pm Nov 5 - Nov 19
1550 3:00 pm 11:05 pm Oct 14 - Oct 28
1550 3:08 pm 11:13 pm Oct 16 - Oct 27
1550 3:35 pm 11:36 pm Oct 30 - Oct 30
1550 3:35 pm 11:36 pm Oct 31 - Oct 31
295 3:35 pm 11:36 pm Nov 1 - Nov 3
295 3:35 pm 11:36 pm Nov 6 - Nov 17
295 3:35 pm 11:36 pm Nov 21 - Nov 27
295 3:35 pm 11:36 pm Nov 25 - Nov 25
295 3:45 pm 11:46 pm Nov 5 - Nov 5
295 3:45 pm 11:46 pm Nov 19 - Nov 19
1477 4:45 pm 12:45 am Oct 29 - Oct 29
1477 4:45 pm 12:45 am Oct 30 - Oct 30
1477 4:45 pm 12:45 am Nov 5 - Nov 5
1477 4:45 pm 12:45 am Nov 6 - Nov 13
1477 4:45 pm 12:45 am Nov 12 - Nov 12
1477 4:45 pm 12:45 am Nov 19 - Nov 19
1477 4:45 pm 12:45 am Nov 26 - Nov 27
1849 4:45 pm 12:45 am Nov 25 - Nov 25
1409 4:50 pm 12:56 am Oct 27 - Oct 27
1675 5:02 pm 1:00 am Nov 26 - Nov 26
1675 5:30 pm 1:30 am Oct 29 - Oct 29
1675 5:30 pm 1:30 am Nov 12 - Nov 12
1677 9:25 pm 5:27 am Oct 26 - Oct 27
697 9:35 pm 5:36 am Nov 19 - Nov 19
697 9:35 pm 5:36 am Nov 12 - Nov 12
697 10:11 pm 6:12 am Nov 2 - Nov 2
697 10:20 pm 6:21 am Nov 27 - Nov 27
697 10:20 pm 6:21 am Nov 7 - Nov 14
697 10:25 pm 6:26 am Nov 15 - Nov 15
697 10:25 pm 6:26 am Nov 16 - Nov 17
697 10:25 pm 6:26 am Nov 18 - Nov 18
697 10:25 pm 6:26 am Nov 20 - Nov 20
697 10:25 pm 6:26 am Nov 22 - Nov 22
697 10:25 pm 6:26 am Nov 23 - Nov 23
697 10:25 pm 6:26 am Nov 25 - Nov 25
697 10:25 pm 6:26 am Nov 26 - Nov 26
697 10:25 pm 6:26 am Oct 30 - Oct 30
697 10:25 pm 6:26 am Nov 1 - Nov 1
697 10:25 pm 6:26 am Nov 3 - Nov 3
697 10:25 pm 5:26 am Nov 4 - Nov 4
697 10:25 pm 6:26 am Nov 6 - Nov 6
697 10:25 pm 6:26 am Nov 8 - Nov 8
697 10:25 pm 6:26 am Nov 9 - Nov 9
697 10:25 pm 6:26 am Nov 10 - Nov 11
697 10:25 pm 6:26 am Nov 13 - Nov 13
697 10:35 pm 6:36 am Nov 21 - Nov 21
697 10:35 pm 6:34 am Nov 24 - Nov 24
697 10:35 pm 6:34 am Nov 5 - Nov 5
697 10:39 pm 6:40 am Oct 29 - Oct 29
1532 10:55 pm 7:01 am Oct 27 - Oct 27
1532 10:55 pm 7:01 am Oct 28 - Oct 28
1532 11:14 pm 7:14 am Nov 15 - Nov 15
1532 11:24 pm 7:24 am Nov 13 - Nov 13
1532 11:24 pm 7:24 am Nov 14 - Nov 14
1532 11:24 pm 7:24 am Nov 6 - Nov 7
1532 11:24 pm 7:24 am Nov 8 - Nov 8
1532 11:24 pm 7:24 am Oct 30 - Oct 30
1532 11:24 pm 7:24 am Nov 1 - Nov 1
1532 11:26 pm 7:26 am Nov 5 - Nov 5
1547 11:26 pm 7:26 am Nov 25 - Nov 25
1532 11:35 pm 7:35 am Nov 3 - Nov 3
1532 11:35 pm 7:35 am Nov 16 - Nov 21
1532 11:35 pm 7:35 am Nov 20 - Nov 20
1532 11:35 pm 7:35 am Nov 22 - Nov 22
1532 11:35 pm 7:33 am Nov 23 - Nov 23
1532 11:35 pm 7:35 am Nov 26 - Nov 29
1532 11:35 pm 7:35 am Nov 27 - Nov 27
1532 11:35 pm 7:35 am Nov 9 - Nov 9
1532 11:35 pm 7:35 am Nov 10 - Nov 10
1532 11:35 pm 7:35 am Oct 31 - Oct 31
1532 11:35 pm 7:35 am Nov 2 - Nov 2
1547 11:35 pm 6:35 am Nov 4 - Nov 4
1547 11:35 pm 7:35 am Nov 11 - Nov 18
1532 11:36 pm 7:34 am Nov 12 - Nov 12
1532 11:36 pm 7:34 am Nov 19 - Nov 19
1532 11:36 pm 7:34 am Oct 29 - Oct 29
697 11:43 pm 7:48 am Oct 27 - Oct 27
* 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,
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Airports
Origin

San Francisco
$193
Destination

Washington
only $193
only $204
Airlines