Cheap Flights from Seattle to Washington (SEA - IAD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
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

Sun Mon Tue Wed Thu Fri Sat
  1 $391 2 $444 3 $332 4 $450 5 $332 6 $400
7 $332 8 $332 9 $350 10 $350 11 $400 12 $450 13 $462
14 $529 15 $477 16 $500 17 $561 18 $601 19 $705 20 $822
21 $695 22 $723 23 $676 24 $536 25 $506 26 $581 27 $621
28 $574 29 $560 30 $571 31 $561      

Best fares found by others...

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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
1556 6:00 am 1:54 pm Dec 20 - Dec 20
1597 6:00 am 1:54 pm Dec 27 - Dec 27
1632 6:00 am 1:54 pm Jan 3 - Jan 3
1254 6:10 am 2:04 pm Dec 30 - Dec 30
1480 6:10 am 2:04 pm Dec 29 - Jan 5
1480 6:10 am 2:04 pm Jan 2 - Jan 2
1556 6:10 am 2:04 pm Dec 25 - Dec 25
1573 6:10 am 2:04 pm Dec 28 - Dec 28
1602 6:10 am 2:04 pm Dec 24 - Dec 24
1602 6:10 am 2:04 pm Dec 19 - Dec 19
1602 6:10 am 2:04 pm Dec 26 - Dec 26
1632 6:10 am 2:04 pm Jan 1 - Jan 1
1743 6:10 am 2:04 pm Dec 18 - Dec 18
1743 6:10 am 2:04 pm Dec 23 - Dec 23
207 6:10 am 2:02 pm Dec 22 - Dec 22
511 6:10 am 2:02 pm Dec 21 - Dec 21
511 6:10 am 2:02 pm Jan 4 - Jan 4
778 6:10 am 2:02 pm Dec 31 - Dec 31
1140 7:04 am 2:55 pm Dec 14 - Dec 14
1140 7:04 am 2:55 pm Dec 6 - Dec 6
1602 7:04 am 2:55 pm Dec 4 - Dec 15
1602 7:04 am 2:55 pm Dec 9 - Dec 16
1602 7:04 am 2:55 pm Dec 10 - Dec 17
1743 7:04 am 2:55 pm Dec 7 - Dec 13
1405 1:06 pm 9:02 pm Jan 3 - Jan 3
262 1:06 pm 9:00 pm Dec 27 - Dec 27
539 1:06 pm 9:00 pm Dec 20 - Dec 20
1636 1:10 pm 9:02 pm Dec 16 - Dec 16
1636 1:10 pm 9:02 pm Dec 10 - Dec 17
1636 1:10 pm 9:02 pm Dec 15 - Dec 15
1636 1:10 pm 9:02 pm Dec 9 - Dec 9
1590 1:15 pm 9:11 pm Dec 26 - Dec 26
1636 1:15 pm 9:07 pm Dec 5 - Dec 5
1636 1:15 pm 9:07 pm Dec 8 - Dec 8
1636 1:15 pm 9:07 pm Dec 4 - Dec 11
260 1:15 pm 9:09 pm Jan 2 - Jan 5
260 1:15 pm 9:09 pm Dec 22 - Dec 29
260 1:15 pm 9:09 pm Dec 18 - Dec 19
260 1:15 pm 9:09 pm Dec 23 - Jan 1
1743 11:16 pm 7:00 am Dec 14 - Dec 14
1743 11:16 pm 7:00 am Dec 16 - Dec 16
1743 11:16 pm 7:00 am Dec 9 - Dec 9
262 11:16 pm 6:55 am Dec 17 - Dec 17
262 11:16 pm 7:00 am Dec 10 - Dec 10
262 11:16 pm 6:55 am Dec 7 - Dec 12
262 11:16 pm 6:55 am Dec 11 - Dec 15
262 11:16 pm 6:55 am Dec 3 - Dec 8
1412 11:32 pm 7:20 am Dec 31 - Dec 31
1743 11:32 pm 7:20 am Dec 24 - Dec 24
1740 11:37 pm 7:25 am Jan 3 - Jan 3
1743 11:37 pm 7:25 am Dec 21 - Dec 21
1743 11:37 pm 7:25 am Dec 28 - Jan 4
1058 11:38 pm 7:26 am Dec 23 - Dec 23
1100 11:38 pm 7:26 am Dec 29 - Jan 5
1117 11:38 pm 7:26 am Dec 30 - Dec 30
1151 11:38 pm 7:26 am Dec 18 - Dec 18
1246 11:38 pm 7:26 am Dec 27 - Dec 27
1458 11:38 pm 7:26 am Dec 20 - Dec 20
1533 11:38 pm 7:26 am Dec 19 - Dec 19
1533 11:38 pm 7:26 am Dec 22 - Dec 22
1717 11:38 pm 7:26 am Jan 2 - Jan 2
1743 11:38 pm 7:26 am Dec 26 - Dec 26
1743 11:38 pm 7:26 am Jan 1 - Jan 1
1743 11:38 pm 7:26 am Dec 25 - Dec 25