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Cheap Flights from Seattle to Washington (SEA - IAD)

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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 SEA to IAD (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1 $443 2 $408 3 $339
4 $395 5 $339 6 $339 7 $348 8 $422 9 $374 10 $352
11 $451 12 $339 13 $339 14 $443 15 $443 16 $443 17 $342
18 $397 19 $443 20 $339 21 $384 22 $483 23 $441 24 $403
25 $461 26 $367 27 $339 28 $339 29 $339 30 $384 31 $368
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Direct flights SEA to IAD on United
Flight # Depart SEA Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
419 7:53 am 3:51 pm Apr 27 - Apr 29
419 7:53 am 3:51 pm May 2 - May 5
511 7:53 am 3:51 pm May 1 - May 3
511 7:53 am 3:51 pm Apr 24 - Apr 30
939 7:53 am 3:51 pm Apr 26 - Apr 26
1163 8:00 am 4:04 pm May 24 - May 24
1179 8:00 am 4:04 pm May 11 - May 11
1179 8:00 am 4:04 pm May 18 - May 18
1247 8:00 am 4:04 pm May 17 - May 17
1448 8:00 am 4:04 pm May 21 - May 21
1448 8:00 am 4:04 pm May 7 - May 7
511 8:00 am 3:58 pm May 14 - May 20
511 8:00 am 3:58 pm May 6 - May 13
511 8:00 am 3:58 pm May 25 - May 31
511 8:00 am 3:58 pm May 22 - May 30
511 8:00 am 3:58 pm May 8 - May 8
1206 1:03 pm 9:00 pm Apr 16 - Apr 30
1639 1:03 pm 9:00 pm Apr 28 - Apr 28
1639 1:03 pm 9:00 pm May 1 - May 1
1639 1:03 pm 9:00 pm Apr 18 - May 2
1639 1:03 pm 9:00 pm Apr 24 - Apr 29
1639 1:03 pm 9:00 pm Apr 26 - May 3
817 1:03 pm 8:55 pm May 5 - May 5
589 1:04 pm 8:56 pm Apr 27 - Apr 27
817 1:04 pm 8:56 pm May 4 - May 4
260 1:05 pm 9:05 pm May 6 - May 30
260 1:05 pm 9:05 pm May 7 - May 28
260 1:05 pm 9:02 pm May 10 - May 31
260 1:07 pm 9:07 pm May 11 - May 25
1480 10:10 pm 6:08 am Apr 25 - May 2
1081 10:20 pm 6:18 am May 7 - May 7
1136 10:20 pm 6:18 am May 20 - May 20
1136 10:20 pm 6:18 am May 25 - May 25
1246 10:20 pm 6:18 am May 6 - May 6
1247 10:20 pm 6:18 am May 10 - May 10
1271 10:20 pm 6:18 am May 13 - May 13
1278 10:20 pm 6:18 am May 11 - May 18
1639 10:20 pm 6:18 am May 17 - May 17
1639 10:20 pm 6:18 am May 24 - May 24
1645 10:20 pm 6:18 am May 15 - May 15
262 10:20 pm 6:18 am May 14 - Jun 4
262 10:20 pm 6:13 am May 16 - Jun 2
262 10:20 pm 6:13 am May 8 - May 12