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Find Flight Deals from Washington Dulles Intl to Lambert-St Louis (IAD - STL)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington Dulles Intl to Lambert-St Louis

(Round-trip)
Depart: Tue Apr 14 2015 Return: Sat Apr 18 2015 Trip spans 5 days
United
United
IAD
8:30a
STL
10:46a
2h 16m
nonstop
STL
2:18p
IAD
4:20p
2h 02m
nonstop
Depart: Wed Apr 15 2015 Return: Sat Apr 18 2015 Trip spans 4 days
United
United
IAD
4:16a
STL
6:30a
2h 14m
nonstop
STL
2:18p
IAD
4:20p
2h 02m
nonstop
Depart: Sat Apr 18 2015 Return: Tue Apr 21 2015 Trip spans 4 days
United
United
IAD
8:36a
STL
10:52a
2h 16m
nonstop
STL
9:25a
IAD
11:25a
2h 00m
nonstop
Depart: Tue Apr 21 2015 Return: Wed Apr 22 2015 Trip spans 2 days
United
United
IAD
4:16a
STL
6:30a
2h 14m
nonstop
STL
7:02a
IAD
9:05a
2h 03m
nonstop
Depart: Wed Apr 22 2015 Return: Sat Apr 25 2015 Trip spans 4 days
United
United
IAD
4:16a
STL
6:30a
2h 14m
nonstop
STL
4:51a
IAD
6:50a
1h 59m
nonstop
Depart: Tue Apr 28 2015 Return: Wed Apr 29 2015 Trip spans 2 days
United
United
IAD
8:31a
STL
10:47a
2h 16m
nonstop
STL
4:51a
IAD
6:50a
1h 59m
nonstop
Depart: Wed Apr 29 2015 Return: Sat May 2 2015 Trip spans 4 days
United
United
IAD
6:00p
STL
8:10p
2h 10m
nonstop
STL
4:51a
IAD
6:50a
1h 59m
nonstop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
United
United
IAD
6:00p
STL
8:10p
2h 10m
nonstop
STL
4:51a
IAD
6:50a
1h 59m
nonstop
Depart: Tue May 5 2015 Return: Sat May 9 2015 Trip spans 5 days
United
United
IAD
12:45p
STL
3:06p
2h 21m
nonstop
STL
2:42p
IAD
4:44p
2h 02m
nonstop
Depart: Wed May 6 2015 Return: Sat May 9 2015 Trip spans 4 days
United
United
IAD
12:50p
STL
3:12p
2h 22m
nonstop
STL
2:42p
IAD
4:44p
2h 02m
nonstop
Depart: Sat May 9 2015 Return: Tue May 12 2015 Trip spans 4 days
United
United
IAD
8:30a
STL
10:45a
2h 15m
nonstop
STL
10:15a
IAD
12:20p
2h 05m
nonstop
Depart: Tue May 12 2015 Return: Tue May 19 2015 Trip spans 8 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Wed May 13 2015 Return: Sat May 16 2015 Trip spans 4 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
2:42p
IAD
4:44p
2h 02m
nonstop
Depart: Sat May 16 2015 Return: Tue May 19 2015 Trip spans 4 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Tue May 26 2015 Return: Wed Jun 3 2015 Trip spans 9 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
4:52a
IAD
6:55a
2h 03m
nonstop
Depart: Sat May 30 2015 Return: Tue Jun 2 2015 Trip spans 4 days
United
United
IAD
4:17a
STL
6:32a
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Thu Apr 23 2015 Return: Sat Apr 25 2015 Trip spans 3 days
United
United
IAD
8:31a
STL
10:47a
2h 16m
nonstop
STL
9:25a
IAD
11:25a
2h 00m
nonstop
Depart: Tue Aug 11 2015 Return: Tue Aug 18 2015 Trip spans 8 days
American Airlines
American Airlines
IAD
7:00a
STL
12:36p
5h 36m
1 stop
STL
8:40a
IAD
12:28p
3h 48m
1 stop
Depart: Sat Aug 15 2015 Return: Sat Aug 22 2015 Trip spans 8 days
Delta
Delta
IAD
10:50a
STL
3:11p
4h 21m
1 stop
STL
12:30p
IAD
4:15p
3h 45m
1 stop
Depart: Fri Jul 17 2015 Return: Sun Jul 19 2015 Trip spans 3 days
US Airways
US Airways
IAD
1:58p
STL
5:56p
3h 58m
1 stop
STL
1:59a
IAD
8:01a
6h 02m
1 stop
Direct flights IAD to STL on United
Flight # Depart IAD Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
3420 8:16 am 9:31 am May 6 - May 22
3420 8:16 am 9:30 am Apr 15 - May 5
3420 8:16 am 9:30 am Apr 8 - Apr 8
3420 8:16 am 9:30 am Apr 7 - Apr 14
3420 8:17 am 9:32 am May 9 - May 23
3420 8:25 am 9:39 am Apr 12 - May 3
3350 9:00 am 10:15 am May 6 - May 6
3357 12:30 pm 1:46 pm Apr 15 - Apr 15
3357 12:30 pm 1:46 pm Apr 14 - Apr 14
3357 12:30 pm 1:45 pm May 6 - May 18
3357 12:31 pm 1:47 pm May 4 - May 4
3357 12:31 pm 1:47 pm Apr 28 - May 5
3357 12:31 pm 1:47 pm Apr 8 - Apr 8
3357 12:31 pm 1:47 pm Apr 9 - Apr 20
3357 12:31 pm 1:47 pm Apr 24 - Apr 27
3357 12:31 pm 1:47 pm Apr 21 - Apr 23
3357 12:36 pm 1:52 pm Apr 11 - Apr 18
3357 12:36 pm 1:52 pm May 2 - May 2
3357 12:36 pm 1:52 pm Apr 25 - Apr 25
3357 12:40 pm 1:56 pm Apr 12 - Apr 26
3357 12:40 pm 1:56 pm May 3 - May 3
3434 4:36 pm 5:57 pm Apr 14 - Apr 14
3369 4:39 pm 6:00 pm Apr 19 - Apr 19
3369 4:39 pm 6:00 pm Apr 26 - Apr 26
3434 4:39 pm 6:00 pm May 3 - May 3
3434 4:39 pm 6:00 pm Apr 12 - Apr 12
3434 4:45 pm 6:06 pm Apr 15 - Apr 23
3434 4:45 pm 6:06 pm Apr 18 - Apr 18
3434 4:45 pm 6:06 pm Apr 25 - Apr 25
3434 4:45 pm 6:06 pm May 1 - May 5
3434 4:45 pm 6:06 pm Apr 24 - Apr 30
3434 4:45 pm 6:06 pm Apr 7 - Apr 13
3434 4:50 pm 6:12 pm May 6 - May 23
3427 10:00 pm 11:10 pm Apr 15 - May 5
3427 10:00 pm 11:10 pm Apr 12 - Apr 19
3427 10:00 pm 11:10 pm Apr 26 - May 3
3427 10:00 pm 11:10 pm Apr 7 - Apr 13
3402 10:05 pm 11:20 pm May 9 - May 9
3427 10:05 pm 11:20 pm May 6 - Jun 3
3369 10:15 pm 11:25 pm Apr 30 - Apr 30
Airports
Origin

Washington
$295
Destination

St Louis
$295