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Cheap Flights from Washington to Seattle (IAD - SEA)

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.

Best fares from IAD to SEA (Found by others)

Sun Mon Tue Wed Thu Fri Sat
          1 $606 2 $595
3 $606 4 $426 5 $485 6 $557 7 $585 8 $545 9 $578
10 $627 11 $571 12 $455 13 $472 14 $558 15 $476 16 $466
17 $527 18 $447 19 $340 20 $472 21 $411 22 $377 23 $354
24 $431 25 $470 26 $350 27 $417 28 $405 29 $534 30 $387
31 $449            
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Direct flights IAD to SEA on United
Flight # Depart IAD Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
1285 8:05 am 10:55 am Aug 5 - Aug 12
1285 8:05 am 10:55 am Aug 6 - Aug 13
659 8:05 am 10:53 am Aug 1 - Aug 18
1298 8:09 am 10:47 am Aug 19 - Aug 26
1634 8:13 am 11:03 am Aug 17 - Aug 17
1634 8:13 am 11:03 am Aug 10 - Aug 10
1292 8:15 am 10:53 am Sep 3 - Sep 3
1292 8:15 am 10:53 am Sep 4 - Sep 4
1292 8:15 am 10:53 am Aug 28 - Aug 28
1298 8:15 am 10:53 am Aug 24 - Aug 24
1298 8:15 am 10:53 am Aug 21 - Aug 25
1298 8:15 am 10:53 am Aug 23 - Aug 23
1298 8:15 am 10:53 am Sep 1 - Sep 1
1298 8:15 am 10:53 am Aug 22 - Aug 22
1298 8:15 am 10:53 am Aug 29 - Aug 29
1298 8:15 am 10:53 am Aug 30 - Aug 30
1298 8:15 am 10:53 am Sep 2 - Sep 2
1422 8:15 am 10:53 am Aug 27 - Aug 27
1422 8:15 am 10:53 am Aug 20 - Aug 20
659 8:15 am 11:03 am Aug 2 - Aug 16
659 8:15 am 10:51 am Aug 31 - Aug 31
326 12:20 pm 2:53 pm Aug 23 - Aug 30
357 12:20 pm 2:56 pm Aug 24 - Aug 24
357 12:20 pm 2:56 pm Aug 31 - Aug 31
357 12:20 pm 2:56 pm Sep 1 - Sep 1
1298 12:24 pm 3:02 pm Sep 4 - Sep 4
1298 12:24 pm 3:02 pm Sep 3 - Sep 17
1298 12:24 pm 3:02 pm Aug 20 - Aug 27
1532 12:24 pm 3:02 pm Aug 29 - Aug 29
1532 12:24 pm 3:02 pm Aug 21 - Aug 28
1747 12:24 pm 3:02 pm Sep 2 - Sep 2
1747 12:24 pm 3:02 pm Aug 22 - Aug 22
1747 12:24 pm 3:02 pm Aug 26 - Aug 26
1747 12:25 pm 3:03 pm Aug 19 - Aug 19
1192 2:55 pm 5:40 pm Aug 6 - Aug 6
1192 2:55 pm 5:40 pm Aug 13 - Aug 13
1285 2:55 pm 5:40 pm Aug 3 - Aug 17
1298 2:55 pm 5:40 pm Aug 5 - Aug 12
1298 2:55 pm 5:40 pm Aug 4 - Aug 18
1298 2:55 pm 5:40 pm Jul 31 - Aug 7
1298 2:55 pm 5:40 pm Aug 8 - Aug 15
250 2:55 pm 5:38 pm Aug 14 - Aug 14
357 2:55 pm 5:35 pm Aug 2 - Aug 16
250 5:38 pm 8:13 pm Aug 30 - Aug 30
326 5:38 pm 8:13 pm Sep 3 - Sep 3
326 5:38 pm 8:13 pm Aug 29 - Sep 8
326 5:38 pm 8:13 pm Aug 24 - Sep 14
326 5:38 pm 8:13 pm Aug 20 - Aug 27
357 5:38 pm 8:13 pm Aug 19 - Aug 19
659 5:38 pm 8:13 pm Aug 28 - Aug 28
822 5:38 pm 8:13 pm Aug 23 - Aug 23
326 5:43 pm 8:24 pm Aug 3 - Aug 17
822 5:43 pm 8:24 pm Aug 1 - Aug 18