SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

Cheap Flights from San Francisco to Washington (SFO - IAD)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
Choose Sites to Compare vs. KAYAK

Best fares from SFO to IAD (Found by others)

Sun Mon Tue Wed Thu Fri Sat
  1 $526 2 $472 3 $472 4 $472 5 $509 6 $472
7 $472 8 $449 9 $339 10 $339 11 $449 12 $449 13 $458
14 $389 15 $339 16 $339 17 $369 18 $376 19 $374 20 $389
21 $389 22 $386 23 $339 24 $339 25 $369 26 $369 27 $389
28 $391 29 $389 30 $377        
KAYAK searches hundreds of sites to find the best rate for your next flight from San Francisco to Washington. Get the best flight deal for your Washington trip!
Here's how it works. Search KAYAK for a flight ticket from San Francisco to Washington. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Direct flights SFO to IAD on United
Flight # Depart SFO Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
1044 6:00 am 2:22 pm Sep 24 - Oct 8
1277 6:00 am 2:22 pm Sep 10 - Sep 17
1601 6:00 am 2:22 pm Sep 8 - Sep 16
1605 6:00 am 2:22 pm Sep 11 - Sep 18
1605 6:00 am 2:22 pm Oct 2 - Oct 9
1605 6:00 am 2:22 pm Sep 22 - Sep 29
1718 6:00 am 2:22 pm Sep 25 - Sep 25
1718 6:00 am 2:22 pm Sep 12 - Sep 19
1194 7:45 am 4:10 pm Sep 29 - Sep 29
1291 7:45 am 4:10 pm Sep 25 - Sep 25
1435 7:45 am 4:10 pm Oct 2 - Oct 2
1605 7:45 am 4:10 pm Sep 27 - Oct 4
1605 7:45 am 4:10 pm Sep 20 - Sep 20
408 7:45 am 4:04 pm Sep 21 - Sep 28
408 7:45 am 4:04 pm Sep 30 - Oct 8
1073 7:50 am 4:05 pm Sep 12 - Sep 19
1138 7:50 am 4:05 pm Sep 3 - Sep 3
1199 7:50 am 4:05 pm Sep 5 - Sep 5
1230 7:50 am 4:05 pm Sep 7 - Sep 14
1598 7:50 am 4:05 pm Sep 11 - Sep 11
1605 7:50 am 4:05 pm Sep 4 - Sep 4
1636 7:50 am 4:05 pm Sep 8 - Sep 16
1685 7:50 am 4:05 pm Sep 6 - Sep 13
1708 7:50 am 4:05 pm Sep 10 - Sep 17
1708 7:50 am 4:05 pm Sep 18 - Sep 18
1044 8:35 am 4:46 pm Sep 28 - Oct 5
1044 8:35 am 4:46 pm Oct 4 - Oct 4
1076 8:35 am 4:46 pm Sep 22 - Sep 22
1124 8:35 am 4:46 pm Sep 27 - Sep 27
1218 8:35 am 4:46 pm Sep 20 - Sep 20
1435 8:35 am 4:46 pm Sep 24 - Oct 1
1435 8:35 am 4:46 pm Sep 25 - Sep 25
1495 8:35 am 4:46 pm Sep 21 - Sep 21
408 8:35 am 4:40 pm Oct 2 - Oct 2
516 8:35 am 4:40 pm Oct 3 - Oct 10
516 8:35 am 4:40 pm Sep 23 - Sep 30
1014 9:20 am 5:30 pm Sep 10 - Sep 17
1435 9:20 am 5:30 pm Sep 19 - Sep 19
1435 9:20 am 5:30 pm Sep 18 - Sep 18
1435 9:20 am 5:30 pm Sep 12 - Sep 12
1458 9:20 am 5:30 pm Sep 5 - Sep 5
1581 9:20 am 5:30 pm Sep 4 - Sep 4
1679 9:20 am 5:30 pm Sep 8 - Sep 15
1708 9:20 am 5:30 pm Sep 11 - Sep 11
1708 9:20 am 5:30 pm Sep 3 - Sep 3
402 9:20 am 5:25 pm Sep 6 - Sep 16
1099 10:05 am 6:18 pm Sep 8 - Sep 15
1123 10:05 am 6:18 pm Sep 9 - Sep 9
1123 10:05 am 6:18 pm Sep 16 - Sep 16
1144 10:05 am 6:18 pm Sep 7 - Sep 14
1291 10:05 am 6:18 pm Sep 17 - Sep 17
1291 10:05 am 6:18 pm Sep 10 - Sep 10
1572 10:05 am 6:18 pm Sep 4 - Sep 4
1601 10:05 am 6:18 pm Sep 19 - Sep 19
1601 10:05 am 6:18 pm Sep 11 - Sep 18
1601 10:05 am 6:18 pm Sep 12 - Sep 12
1708 10:05 am 6:18 pm Sep 5 - Sep 5
400 10:12 am 6:23 pm Sep 20 - Sep 20
1601 10:18 am 6:31 pm Sep 25 - Sep 25
1601 10:18 am 6:31 pm Sep 23 - Sep 23
1601 10:18 am 6:31 pm Sep 22 - Sep 22
1601 10:18 am 6:31 pm Sep 30 - Oct 3
1601 10:18 am 6:31 pm Sep 29 - Sep 29
1636 10:18 am 6:31 pm Oct 2 - Oct 2
400 10:18 am 6:29 pm Sep 27 - Sep 27
667 10:18 am 6:26 pm Sep 26 - Sep 26
1601 10:21 am 6:34 pm Oct 1 - Oct 22
1601 10:21 am 6:34 pm Sep 24 - Sep 24
667 10:21 am 6:32 pm Sep 21 - Sep 28
1291 10:55 am 7:12 pm Sep 5 - Sep 5
1025 11:00 am 7:16 pm Sep 27 - Sep 27
1026 11:00 am 7:16 pm Sep 25 - Sep 25
1089 11:00 am 7:16 pm Sep 26 - Sep 26
1189 11:00 am 7:16 pm Sep 30 - Sep 30
1255 11:00 am 7:16 pm Oct 3 - Oct 3
1424 11:00 am 7:16 pm Oct 4 - Oct 4
1689 11:00 am 7:16 pm Sep 20 - Sep 20
462 11:00 am 7:14 pm Oct 1 - Oct 6
462 11:00 am 7:14 pm Oct 2 - Oct 7
667 11:00 am 7:14 pm Sep 22 - Sep 29
719 11:00 am 7:14 pm Sep 24 - Sep 24
719 11:00 am 7:14 pm Sep 23 - Sep 23
1025 11:04 am 7:21 pm Sep 9 - Sep 16
1044 11:04 am 7:21 pm Sep 8 - Sep 8
1047 11:04 am 7:21 pm Sep 18 - Sep 18
1275 11:04 am 7:21 pm Sep 3 - Sep 3
1424 11:04 am 7:21 pm Sep 4 - Sep 4
1435 11:04 am 7:21 pm Sep 15 - Sep 15
1534 11:04 am 7:21 pm Sep 11 - Sep 11
492 11:04 am 7:16 pm Sep 7 - Sep 14
500 11:04 am 7:19 pm Sep 10 - Sep 10
500 11:04 am 7:19 pm Sep 17 - Sep 17
1106 11:05 am 7:22 pm Sep 12 - Sep 12
1211 11:05 am 7:22 pm Sep 19 - Sep 19
1644 11:05 am 7:22 pm Sep 6 - Sep 6
1644 11:05 am 7:22 pm Sep 13 - Sep 13
462 11:05 am 7:19 pm Sep 28 - Sep 28
462 11:07 am 7:18 pm Sep 21 - Sep 21
1026 12:55 pm 8:57 pm Sep 28 - Sep 28
1076 12:55 pm 8:57 pm Sep 11 - Sep 11
1141 12:55 pm 8:57 pm Sep 3 - Sep 3
1141 12:55 pm 9:03 pm Sep 20 - Sep 20
1275 12:55 pm 8:57 pm Sep 17 - Sep 17
1275 12:55 pm 9:03 pm Sep 10 - Sep 10
1291 12:55 pm 8:57 pm Sep 7 - Sep 14
1495 12:55 pm 8:57 pm Sep 8 - Sep 15
1495 12:55 pm 8:57 pm Sep 12 - Sep 19
1508 12:55 pm 8:57 pm Sep 6 - Sep 6
1534 12:55 pm 8:57 pm Sep 22 - Sep 29
1534 12:55 pm 8:57 pm Sep 18 - Sep 18
1534 12:55 pm 8:57 pm Sep 24 - Sep 24
1534 12:55 pm 9:03 pm Oct 1 - Oct 8
1534 12:55 pm 8:57 pm Oct 2 - Oct 10
1534 12:55 pm 8:57 pm Sep 23 - Sep 30
1598 12:55 pm 8:57 pm Sep 9 - Sep 16
1598 12:55 pm 8:57 pm Sep 5 - Sep 5
1605 12:55 pm 8:57 pm Sep 21 - Sep 21
1622 12:55 pm 8:57 pm Sep 13 - Sep 13
1708 12:55 pm 8:57 pm Sep 4 - Sep 4
751 12:55 pm 8:57 pm Sep 27 - Oct 4
1484 2:55 pm 11:11 pm Sep 17 - Sep 17
486 2:55 pm 11:09 pm Sep 10 - Sep 10
486 2:55 pm 11:09 pm Sep 9 - Sep 19
486 2:55 pm 11:09 pm Sep 1 - Sep 8
1044 3:00 pm 11:16 pm Sep 13 - Sep 13
1582 3:00 pm 11:16 pm Sep 6 - Sep 6
1582 3:01 pm 11:17 pm Sep 14 - Sep 14
1582 3:01 pm 11:17 pm Sep 7 - Sep 7
486 3:12 pm 11:26 pm Sep 22 - Oct 17
400 4:30 pm 12:46 am Sep 28 - Oct 5
1233 4:31 pm 12:49 am Sep 21 - Sep 21
517 5:29 pm 1:45 am Oct 3 - Oct 24
517 5:29 pm 1:45 am Sep 22 - Oct 2
1138 5:30 pm 1:47 am Sep 4 - Sep 4
1484 5:30 pm 1:47 am Sep 19 - Sep 19
1484 5:30 pm 1:47 am Sep 18 - Sep 18
1484 5:30 pm 1:47 am Sep 8 - Sep 15
517 5:30 pm 1:45 am Sep 11 - Sep 11
462 9:29 pm 5:23 am Sep 12 - Sep 12
1044 10:15 pm 6:26 am Sep 20 - Sep 20
1211 10:15 pm 6:26 am Sep 27 - Sep 27
1219 10:15 pm 6:26 am Oct 4 - Oct 4
1435 10:15 pm 6:26 am Sep 16 - Sep 16
633 10:15 pm 6:20 am Sep 3 - Sep 5
633 10:15 pm 6:20 am Sep 4 - Sep 11
633 10:15 pm 6:20 am Sep 21 - Oct 24
633 10:15 pm 6:20 am Sep 12 - Sep 19
633 10:26 pm 6:31 am Sep 7 - Sep 14
633 10:35 pm 6:43 am Sep 6 - Sep 13
1044 10:52 pm 7:05 am Sep 4 - Sep 4
1044 10:52 pm 7:05 am Sep 5 - Sep 5
1044 10:52 pm 7:05 am Sep 9 - Sep 16
1044 10:52 pm 7:05 am Sep 11 - Sep 11
1044 10:52 pm 7:05 am Sep 18 - Sep 18
1708 10:52 pm 7:05 am Sep 12 - Sep 19
1708 10:52 pm 7:05 am Sep 8 - Sep 8
1728 10:52 pm 7:08 am Sep 24 - Oct 1
355 10:52 pm 7:06 am Sep 22 - Sep 30
355 10:52 pm 7:03 am Sep 28 - Oct 5
355 10:52 pm 7:06 am Oct 2 - Oct 9
355 10:52 pm 7:03 am Sep 21 - Sep 21
1728 10:55 pm 7:11 am Sep 26 - Sep 26
1749 10:55 pm 7:08 am Sep 7 - Sep 7
1749 10:55 pm 7:08 am Sep 14 - Sep 14
1644 10:58 pm 7:11 am Sep 17 - Sep 17
1644 11:00 pm 7:13 am Sep 10 - Sep 10
1263 11:57 pm 8:13 am Sep 28 - Sep 28