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Cheap Flights from Washington to Seattle (IAD - SEA)

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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.
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Best fares from IAD to SEA (Found by others)

Sun Mon Tue Wed Thu Fri Sat
      1 $353 2 $353 3 $350 4 $297
5 $303 6 $306 7 $297 8 $297 9 $394 10 $394 11 $400
12 $394 13 $404 14 $396 15 $297 16 $303 17 $303 18 $303
19 $469 20 $300 21 $400 22 $303 23 $303 24 $303 25 $303
26 $400 27 $394 28 $297 29 $303 30 $303 31 $300  
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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
1046 8:05 am 10:48 am Oct 18 - Oct 18
1532 8:05 am 11:06 am Oct 28 - Oct 28
1422 8:08 am 10:51 am Oct 5 - Oct 5
1532 8:08 am 11:09 am Oct 26 - Oct 26
282 8:08 am 10:49 am Oct 2 - Oct 11
282 8:08 am 10:49 am Sep 20 - Oct 1
282 8:08 am 10:49 am Oct 12 - Oct 24
1087 8:13 am 11:14 am Oct 29 - Oct 29
282 8:14 am 11:13 am Oct 27 - Oct 31
1532 12:28 pm 3:27 pm Oct 27 - Oct 27
326 12:30 pm 3:11 pm Oct 14 - Oct 14
326 12:30 pm 3:11 pm Sep 23 - Oct 7
326 12:30 pm 3:11 pm Oct 21 - Oct 21
326 12:30 pm 3:11 pm Oct 5 - Oct 5
357 12:30 pm 3:11 pm Oct 1 - Oct 22
357 12:30 pm 3:11 pm Oct 12 - Oct 19
712 12:30 pm 3:11 pm Sep 22 - Sep 29
712 12:30 pm 3:11 pm Oct 2 - Oct 24
1173 12:33 pm 3:32 pm Oct 29 - Oct 29
357 12:33 pm 3:25 pm Oct 28 - Oct 31
1167 5:38 pm 8:20 pm Oct 21 - Oct 21
1167 5:38 pm 8:20 pm Sep 23 - Oct 14
1400 5:38 pm 8:20 pm Oct 12 - Oct 12
1495 5:38 pm 8:20 pm Oct 16 - Oct 16
1733 5:38 pm 8:20 pm Oct 19 - Oct 19
1733 5:38 pm 8:20 pm Oct 5 - Oct 5
326 5:38 pm 8:20 pm Oct 20 - Oct 20
326 5:38 pm 8:20 pm Sep 29 - Sep 29
326 5:40 pm 8:15 pm Oct 3 - Oct 6
326 5:40 pm 8:15 pm Oct 23 - Oct 23
326 5:40 pm 8:15 pm Oct 17 - Oct 24
326 5:40 pm 8:15 pm Oct 9 - Oct 13
822 5:40 pm 8:15 pm Oct 2 - Oct 2
1429 5:41 pm 8:23 pm Oct 1 - Oct 1
1429 5:41 pm 8:23 pm Oct 8 - Oct 15
1429 5:41 pm 8:23 pm Oct 22 - Oct 22
822 5:42 pm 8:44 pm Oct 29 - Oct 29
1532 5:43 pm 8:25 pm Sep 27 - Oct 11
1532 5:43 pm 8:25 pm Oct 18 - Oct 18
1532 5:43 pm 8:25 pm Oct 25 - Oct 25
1285 5:48 pm 8:50 pm Oct 28 - Oct 28
326 5:48 pm 8:43 pm Oct 30 - Oct 30
1265 5:49 pm 8:51 pm Oct 26 - Oct 26
1495 5:50 pm 8:52 pm Oct 27 - Oct 27