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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Book cheap flights from San Francisco to Washington

(Round-trip)
Depart: Fri Sep 22 2017 Return: Tue Oct 24 2017 Trip spans 33 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Sat Sep 30 2017 Return: Wed Oct 4 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SFO
IAD
12h 51m
1 stop
IAD
SFO
5h 55m
nonstop
Depart: Tue Sep 26 2017 Return: Tue Oct 24 2017 Trip spans 29 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Wed Sep 27 2017 Return: Tue Oct 24 2017 Trip spans 28 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Thu Sep 28 2017 Return: Tue Oct 24 2017 Trip spans 27 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Fri Sep 29 2017 Return: Tue Oct 24 2017 Trip spans 26 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Sat Sep 30 2017 Return: Tue Oct 31 2017 Trip spans 32 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Tue Oct 3 2017 Return: Tue Oct 10 2017 Trip spans 8 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Wed Oct 4 2017 Return: Tue Oct 10 2017 Trip spans 7 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Wed Oct 18 2017 Return: Tue Oct 24 2017 Trip spans 7 days
Frontier
Frontier
SFO
IAD
15h 42m
1 stop
IAD
SFO
16h 55m
1 stop
Depart: Fri Oct 20 2017 Return: Tue Oct 24 2017 Trip spans 5 days
Frontier
Frontier
SFO
IAD
15h 42m
1 stop
IAD
SFO
16h 55m
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: 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: Fri Sep 22 2017 Return: Wed Sep 27 2017 Trip spans 6 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
20h 50m
1 stop
Depart: Thu Sep 28 2017 Return: Tue Oct 3 2017 Trip spans 6 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
18h 14m
1 stop
Depart: Fri Sep 29 2017 Return: Tue Oct 3 2017 Trip spans 5 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
18h 14m
1 stop
Depart: Sat Sep 30 2017 Return: Mon Oct 30 2017 Trip spans 31 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
23h 47m
1 stop
Depart: Tue Oct 3 2017 Return: Tue Oct 31 2017 Trip spans 29 days
Frontier
Frontier
SFO
IAD
16h 52m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Wed Oct 4 2017 Return: Tue Oct 31 2017 Trip spans 28 days
Frontier
Frontier
SFO
IAD
12h 51m
1 stop
IAD
SFO
16h 49m
1 stop
Depart: Fri Oct 20 2017 Return: Tue Oct 31 2017 Trip spans 12 days
Frontier
Frontier
SFO
IAD
15h 42m
1 stop
IAD
SFO
16h 49m
1 stop
Direct flights SFO to WAS on United
Flight # Depart SFO Arrive DCA Sun Mon Tue Wed Thu Fri Sat Valid Between
2046 12:50 pm 8:55 pm Sep 9 - Sep 30
2046 12:55 pm 8:59 pm Oct 14 - Oct 14
2046 12:55 pm 9:00 pm Oct 21 - Oct 28
2046 12:55 pm 9:00 pm Oct 9 - Oct 20
2046 12:55 pm 8:59 pm Oct 2 - Oct 2
2046 12:55 pm 9:00 pm Oct 1 - Oct 8
2046 1:15 pm 9:20 pm Sep 15 - Sep 29
Flight # Depart SFO Arrive BWI Sun Mon Tue Wed Thu Fri Sat Valid Between
1210 9:10 am 5:25 pm Sep 24 - Oct 1
1210 9:10 am 5:23 pm Sep 25 - Oct 4
1210 9:15 am 5:28 pm Oct 17 - Oct 24
1210 9:15 am 5:28 pm Oct 5 - Oct 10
897 9:15 am 5:30 pm Oct 8 - Oct 22
1210 9:34 am 5:47 pm Oct 9 - Oct 27
1210 9:40 am 5:53 pm Oct 6 - Oct 6
1153 11:00 pm 7:20 am Sep 27 - Oct 3
1153 11:00 pm 7:18 am Oct 18 - Oct 28
1153 11:00 pm 7:20 am Oct 16 - Oct 27
1153 11:00 pm 7:18 am Oct 7 - Oct 15
1153 11:00 pm 7:20 am Oct 5 - Oct 5
1153 11:00 pm 7:16 am Oct 4 - Oct 6
1153 11:00 pm 7:18 am Sep 23 - Oct 1
1153 11:00 pm 7:20 am Sep 19 - Sep 26
Flight # Depart SFO Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
408 7:30 am 3:31 pm Sep 7 - Oct 4
408 7:30 am 3:49 pm Sep 19 - Oct 3
408 7:30 am 3:30 pm Oct 5 - Oct 12
408 7:30 am 3:49 pm Oct 10 - Oct 24
408 7:30 am 3:30 pm Oct 13 - Oct 26
408 7:30 am 3:49 pm Oct 27 - Oct 27
408 8:40 am 4:59 pm Oct 6 - Oct 6
516 9:28 am 5:41 pm Oct 11 - Oct 25
516 9:30 am 5:43 pm Oct 5 - Oct 5
516 9:47 am 6:00 pm Oct 8 - Oct 15
516 9:51 am 6:04 pm Sep 7 - Oct 4
516 9:53 am 6:06 pm Oct 24 - Oct 24
516 9:59 am 6:10 pm Oct 7 - Oct 21
516 9:59 am 6:12 pm Oct 9 - Oct 20
516 9:59 am 6:12 pm Oct 23 - Oct 23
516 9:59 am 6:12 pm Oct 26 - Oct 27
516 10:00 am 6:13 pm Oct 1 - Oct 1
516 10:00 am 6:13 pm Sep 9 - Sep 30
516 10:10 am 6:23 pm Oct 22 - Oct 22
309 10:45 am 7:01 pm Oct 22 - Oct 22
309 10:50 am 6:48 pm Oct 27 - Oct 27
309 11:00 am 7:16 pm Oct 6 - Oct 10
309 11:00 am 7:14 pm Oct 7 - Oct 21
309 11:00 am 7:16 pm Oct 9 - Oct 13
309 11:00 am 7:16 pm Oct 11 - Oct 18
309 11:00 am 7:16 pm Oct 15 - Oct 20
309 11:00 am 7:16 pm Oct 16 - Oct 23
309 11:00 am 7:16 pm Oct 17 - Oct 24
309 11:00 am 7:16 pm Oct 25 - Oct 25
309 11:00 am 7:16 pm Oct 26 - Oct 26
309 11:10 am 7:26 pm Sep 26 - Oct 3
309 11:10 am 7:26 pm Sep 27 - Sep 27
309 11:10 am 7:26 pm Sep 28 - Sep 28
309 11:10 am 7:26 pm Oct 2 - Oct 2
309 11:15 am 7:29 pm Oct 4 - Oct 4
309 11:20 am 7:36 pm Sep 23 - Sep 30
309 11:20 am 7:36 pm Oct 1 - Oct 1
753 12:15 pm 8:31 pm Oct 22 - Oct 22
753 12:15 pm 8:31 pm Oct 25 - Oct 25
753 12:15 pm 8:31 pm Oct 7 - Oct 7
753 12:15 pm 8:31 pm Oct 9 - Oct 9
753 12:15 pm 8:31 pm Oct 8 - Oct 15
753 12:15 pm 8:31 pm Oct 10 - Oct 10
753 12:15 pm 8:31 pm Oct 11 - Oct 11
753 12:15 pm 8:31 pm Oct 16 - Oct 23
753 12:15 pm 8:31 pm Oct 14 - Oct 14
753 12:15 pm 8:31 pm Oct 12 - Oct 13
753 12:15 pm 8:31 pm Oct 17 - Oct 24
753 12:15 pm 8:31 pm Oct 21 - Oct 28
753 12:15 pm 8:31 pm Oct 26 - Oct 27
753 12:15 pm 8:31 pm Oct 19 - Oct 19
753 12:15 pm 8:31 pm Oct 6 - Oct 6
753 12:15 pm 8:31 pm Oct 5 - Oct 5
753 1:10 pm 9:11 pm Sep 19 - Oct 3
753 1:10 pm 9:11 pm Sep 22 - Sep 29
753 1:10 pm 9:11 pm Sep 24 - Oct 1
753 1:10 pm 9:11 pm Sep 23 - Sep 30
753 1:10 pm 9:11 pm Sep 25 - Oct 2
753 1:10 pm 9:11 pm Sep 27 - Sep 28
753 1:10 pm 9:11 pm Oct 4 - Oct 4
486 2:58 pm 11:03 pm Oct 11 - Oct 25
486 3:00 pm 11:05 pm Oct 7 - Oct 28
486 3:08 pm 11:13 pm Sep 6 - Sep 27
486 3:08 pm 11:11 pm Sep 23 - Sep 30
486 3:08 pm 11:13 pm Sep 29 - Oct 9
486 3:08 pm 11:13 pm Oct 12 - Oct 27
486 3:18 pm 11:23 pm Sep 12 - Oct 24
486 3:40 pm 11:44 pm Sep 28 - Sep 28
486 3:45 pm 11:50 pm Oct 1 - Oct 1
486 3:45 pm 11:48 pm Oct 8 - Oct 8
486 3:45 pm 11:44 pm Oct 15 - Oct 15
486 3:45 pm 11:48 pm Oct 22 - Oct 22
1409 4:39 pm 12:45 am Oct 5 - Oct 5
1409 4:50 pm 12:56 am Oct 6 - Oct 27
1409 4:50 pm 12:54 am Oct 8 - Oct 22
517 4:50 pm 12:56 am Sep 14 - Sep 29
517 4:50 pm 12:56 am Sep 25 - Oct 2
517 4:50 pm 12:56 am Oct 1 - Oct 4
1677 9:25 pm 5:27 am Sep 21 - Sep 26
1677 9:25 pm 5:27 am Sep 29 - Oct 3
1677 9:25 pm 5:27 am Oct 4 - Oct 4
1677 9:25 pm 5:27 am Oct 5 - Oct 12
1677 9:25 pm 5:27 am Oct 6 - Oct 6
1677 9:25 pm 5:27 am Oct 9 - Oct 9
1677 9:25 pm 5:27 am Oct 13 - Oct 13
1677 9:25 pm 5:27 am Oct 16 - Oct 16
1677 9:25 pm 5:27 am Oct 17 - Oct 17
1677 9:25 pm 5:27 am Oct 18 - Oct 23
1677 9:25 pm 5:27 am Oct 24 - Oct 24
1677 9:25 pm 5:27 am Oct 25 - Oct 25
1677 9:25 pm 5:27 am Oct 26 - Oct 27
1677 9:30 pm 5:32 am Oct 8 - Oct 8
1677 9:30 pm 5:32 am Oct 15 - Oct 22
1677 9:40 pm 5:42 am Sep 27 - Sep 28
1532 10:55 pm 7:01 am Sep 9 - Oct 7
1532 10:55 pm 7:01 am Oct 4 - Oct 4
1532 10:55 pm 7:01 am Oct 5 - Oct 10
1532 10:55 pm 7:01 am Oct 6 - Oct 11
1532 10:55 pm 7:01 am Oct 8 - Oct 15
1532 10:55 pm 7:01 am Oct 12 - Oct 12
1532 10:55 pm 7:01 am Oct 13 - Oct 18
1532 10:55 pm 7:01 am Oct 14 - Oct 14
1532 10:55 pm 7:01 am Oct 17 - Oct 17
1532 10:55 pm 7:01 am Oct 19 - Oct 24
1532 10:55 pm 7:01 am Oct 20 - Oct 20
1532 10:55 pm 7:01 am Oct 21 - Oct 21
1532 10:55 pm 7:01 am Oct 22 - Oct 26
1532 10:55 pm 7:01 am Sep 21 - Sep 26
1532 10:55 pm 7:01 am Sep 27 - Sep 27
1532 10:55 pm 7:01 am Sep 28 - Sep 28
1532 10:55 pm 7:01 am Sep 29 - Oct 2
1532 10:55 pm 7:01 am Oct 1 - Oct 1
1532 10:55 pm 7:01 am Oct 3 - Oct 3
1532 10:55 pm 7:01 am Oct 25 - Oct 25
1532 10:55 pm 7:01 am Oct 27 - Oct 27
1532 11:22 pm 7:22 am Oct 9 - Oct 9
1532 11:22 pm 7:22 am Oct 16 - Oct 16
1532 11:22 pm 7:22 am Oct 23 - Oct 23
697 11:43 pm 7:48 am Oct 5 - Oct 10
697 11:43 pm 7:48 am Oct 6 - Oct 11
697 11:43 pm 7:48 am Oct 8 - Oct 8
697 11:43 pm 7:48 am Oct 9 - Oct 16
697 11:43 pm 7:48 am Oct 12 - Oct 12
697 11:43 pm 7:48 am Oct 13 - Oct 18
697 11:43 pm 7:48 am Oct 15 - Oct 15
697 11:43 pm 7:48 am Oct 17 - Oct 24
697 11:43 pm 7:48 am Oct 19 - Oct 19
697 11:43 pm 7:48 am Oct 20 - Oct 20
697 11:43 pm 7:48 am Oct 23 - Oct 23
697 11:43 pm 7:48 am Oct 25 - Oct 25
697 11:43 pm 7:48 am Oct 26 - Oct 26
697 11:43 pm 7:48 am Oct 27 - Oct 27
697 11:47 pm 7:48 am Oct 22 - Oct 22
697 11:50 pm 7:55 am Oct 4 - Oct 4
697 11:50 pm 7:55 am Sep 21 - Sep 26
697 11:50 pm 7:55 am Sep 22 - Sep 27
697 11:50 pm 7:55 am Sep 28 - Sep 28
697 11:50 pm 7:55 am Oct 1 - Oct 1
697 11:50 pm 7:55 am Oct 2 - Oct 2
697 11:50 pm 7:55 am Oct 3 - Oct 3
697 11:51 pm 7:56 am Sep 29 - Sep 29
* 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

San Francisco
$238
Destination

Washington
$238
Airlines