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Cheap Flights from Washington to St Louis (IAD - STL)

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1 adult
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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 STL (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1 $329 2 $435 3 $332
4 $329 5 $329 6 $329 7 $304 8 $304 9 $411 10 $304
11 $411 12 $304 13 $304 14 $304 15 $357 16 $335 17 $304
18 $335 19 $304 20 $304 21 $304 22 $335 23 $382 24 $304
25 $335 26 $335 27 $323 28 $304 29 $315 30 $339 31 $304
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Direct flights IAD to STL on United
Flight # Depart IAD Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
3420 8:05 am 9:18 am May 25 - May 25
3650 8:05 am 9:14 am May 11 - May 18
3650 8:05 am 9:14 am Jun 1 - Jun 1
3420 8:07 am 9:20 am May 26 - May 28
3420 8:07 am 9:20 am May 27 - May 27
3420 8:07 am 9:20 am May 6 - May 13
3420 8:07 am 9:20 am May 7 - May 21
3420 8:07 am 9:20 am May 20 - May 20
3420 8:07 am 9:20 am May 24 - May 31
3650 8:07 am 9:16 am May 8 - May 23
3650 8:07 am 9:16 am May 29 - Jun 2
3420 8:10 am 9:23 am May 4 - May 4
3420 8:10 am 9:23 am May 5 - May 5
3420 8:10 am 9:23 am Apr 19 - May 3
3420 8:10 am 9:23 am May 1 - May 2
3420 8:11 am 9:24 am May 10 - May 17
3357 12:25 pm 1:38 pm May 26 - May 29
3357 12:25 pm 1:38 pm Jun 1 - Jun 2
3357 12:25 pm 1:38 pm May 18 - May 18
3357 12:25 pm 1:38 pm May 16 - May 23
3357 12:25 pm 1:38 pm May 30 - May 30
3357 12:25 pm 1:38 pm May 7 - May 12
3357 12:25 pm 1:38 pm May 6 - May 13
3357 12:25 pm 1:38 pm May 14 - May 22
3357 12:25 pm 1:38 pm May 10 - May 31
3357 12:30 pm 1:43 pm Apr 19 - May 3
3357 12:50 pm 2:03 pm Apr 20 - May 5
3404 3:55 pm 5:08 pm May 26 - May 26
3420 3:55 pm 5:08 pm May 11 - May 18
3420 3:55 pm 5:08 pm May 9 - May 30
3420 3:55 pm 5:08 pm May 29 - May 29
3420 3:55 pm 5:08 pm May 8 - May 22
3420 3:55 pm 5:08 pm Jun 1 - Jun 1
3427 3:55 pm 5:08 pm May 25 - May 25
3434 4:00 pm 5:10 pm Apr 24 - May 5
3434 4:02 pm 5:12 pm Apr 20 - May 4
3434 5:00 pm 6:22 pm Apr 19 - May 3
3650 5:00 pm 6:18 pm Apr 20 - May 5
3434 5:05 pm 6:24 pm May 6 - May 20
3434 5:05 pm 6:24 pm May 7 - May 28
3434 5:05 pm 6:24 pm May 26 - May 26
3434 5:05 pm 6:24 pm May 25 - May 31
3434 5:05 pm 6:24 pm May 10 - May 24
3434 5:05 pm 6:24 pm Jun 1 - Jun 3
3434 5:05 pm 6:24 pm May 27 - May 30
3434 5:05 pm 6:24 pm May 8 - May 23
3427 9:59 pm 11:11 pm May 13 - May 27
3427 9:59 pm 11:11 pm May 8 - May 30
3427 9:59 pm 11:11 pm Apr 21 - May 7
3427 9:59 pm 11:11 pm Apr 19 - May 6
3427 9:59 pm 11:11 pm Jun 1 - Jun 4
3650 9:59 pm 11:07 pm May 10 - May 31
3650 9:59 pm 11:07 pm May 25 - May 25
3427 10:02 pm 11:14 pm May 11 - May 18