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Find Deals on Flights 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 Aug 25 2015 Return: Sat Aug 29 2015 Trip spans 5 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
2:48p
IAD
4:51p
2h 03m
nonstop
Depart: Wed Aug 26 2015 Return: Sat Aug 29 2015 Trip spans 4 days
United
United
IAD
12:45p
STL
2:58p
2h 13m
nonstop
STL
2:48p
IAD
4:51p
2h 03m
nonstop
Depart: Thu Aug 27 2015 Return: Sat Aug 29 2015 Trip spans 3 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
2:48p
IAD
4:51p
2h 03m
nonstop
Depart: Sat Aug 29 2015 Return: Mon Aug 31 2015 Trip spans 3 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
4:30a
IAD
6:33a
2h 03m
nonstop
Depart: Mon Aug 31 2015 Return: Sat Sep 5 2015 Trip spans 6 days
United
United
IAD
8:40a
STL
10:50a
2h 10m
nonstop
STL
2:32p
IAD
4:35p
2h 03m
nonstop
Depart: Tue Sep 1 2015 Return: Sat Sep 5 2015 Trip spans 5 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
4:25a
IAD
6:28a
2h 03m
nonstop
Depart: Wed Sep 2 2015 Return: Sat Sep 5 2015 Trip spans 4 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
2:32p
IAD
4:35p
2h 03m
nonstop
Depart: Sat Sep 5 2015 Return: Tue Sep 8 2015 Trip spans 4 days
United
United
IAD
8:40a
STL
10:50a
2h 10m
nonstop
STL
4:30a
IAD
6:33a
2h 03m
nonstop
Depart: Sun Sep 6 2015 Return: Tue Sep 8 2015 Trip spans 3 days
United
United
IAD
8:35a
STL
10:45a
2h 10m
nonstop
STL
9:35a
IAD
11:36a
2h 01m
nonstop
Depart: Sat Sep 12 2015 Return: Mon Sep 14 2015 Trip spans 3 days
United
United
IAD
4:20a
STL
6:32a
2h 12m
nonstop
STL
2:32p
IAD
4:35p
2h 03m
nonstop
Depart: Wed Sep 23 2015 Return: Wed Sep 30 2015 Trip spans 8 days
United
United
IAD
4:20a
STL
6:32a
2h 12m
nonstop
STL
6:52a
IAD
8:55a
2h 03m
nonstop
Depart: Sat Sep 26 2015 Return: Mon Sep 28 2015 Trip spans 3 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
6:52a
IAD
8:55a
2h 03m
nonstop
Depart: Thu Oct 1 2015 Return: Mon Oct 5 2015 Trip spans 5 days
United
United
IAD
8:30a
STL
10:36a
2h 06m
nonstop
STL
2:28p
IAD
4:30p
2h 02m
nonstop
Depart: Tue Oct 6 2015 Return: Sat Oct 10 2015 Trip spans 5 days
United
United
IAD
8:30a
STL
10:40a
2h 10m
nonstop
STL
6:52a
IAD
8:55a
2h 03m
nonstop
Depart: Wed Oct 7 2015 Return: Sat Oct 10 2015 Trip spans 4 days
United
United
IAD
8:30a
STL
10:36a
2h 06m
nonstop
STL
6:52a
IAD
8:55a
2h 03m
nonstop
Depart: Wed Oct 14 2015 Return: Sat Oct 17 2015 Trip spans 4 days
United
United
IAD
8:30a
STL
10:36a
2h 06m
nonstop
STL
6:52a
IAD
8:55a
2h 03m
nonstop
Depart: Wed Sep 9 2015 Return: Wed Sep 16 2015 Trip spans 8 days
United
United
IAD
6:00p
STL
8:11p
2h 11m
nonstop
STL
2:22a
IAD
6:35a
4h 13m
1 stop
Depart: Mon Sep 14 2015 Return: Sat Sep 19 2015 Trip spans 6 days
Delta
Delta
IAD
1:30p
STL
7:58p
6h 28m
1 stop
STL
1:05p
IAD
5:37p
4h 32m
1 stop
Depart: Fri Oct 30 2015 Return: Mon Nov 2 2015 Trip spans 4 days
American Airlines
American Airlines
IAD
1:20a
STL
5:27a
4h 07m
1 stop
STL
12:59p
IAD
5:24p
4h 25m
1 stop
Depart: Wed Aug 5 2015 Return: Tue Aug 25 2015 Trip spans 21 days
US Airways
US Airways
IAD
1:20a
STL
5:21a
4h 01m
1 stop
STL
2:10p
IAD
6:25p
4h 15m
1 stop
Direct flights IAD to STL on United
Flight # Depart IAD Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
3420 8:15 am 9:27 am Jul 25 - Jul 25
3783 8:15 am 9:27 am Aug 1 - Aug 1
3783 8:15 am 9:27 am Jul 11 - Jul 11
3420 8:17 am 9:29 am Jul 18 - Jul 24
3420 8:17 am 9:29 am Jul 27 - Aug 14
3420 8:17 am 9:29 am Jul 10 - Jul 17
3420 8:17 am 9:29 am Jul 2 - Jul 9
3357 12:30 pm 1:42 pm Jul 12 - Aug 16
3357 12:30 pm 1:42 pm Jul 10 - Aug 14
3357 12:30 pm 1:42 pm Jul 22 - Jul 22
3357 12:30 pm 1:42 pm Aug 6 - Aug 13
3357 12:30 pm 1:42 pm Jul 6 - Jul 30
3357 12:30 pm 1:42 pm Jul 7 - Aug 11
3357 12:30 pm 1:42 pm Jul 8 - Jul 15
3357 12:30 pm 1:42 pm Aug 3 - Aug 17
3357 12:30 pm 1:42 pm Jul 29 - Aug 12
3434 4:37 pm 5:53 pm Jul 18 - Aug 15
3434 4:45 pm 6:01 pm Jul 26 - Jul 26
3434 4:45 pm 6:01 pm Jun 29 - Jul 7
3434 4:45 pm 6:01 pm Jul 12 - Jul 19
3434 4:45 pm 6:01 pm Aug 2 - Aug 2
3434 4:45 pm 6:01 pm Jul 8 - Aug 17
3434 4:50 pm 6:06 pm Jul 11 - Jul 11
2919 9:52 pm 11:00 pm Jul 18 - Jul 18
3427 9:52 pm 11:00 pm Aug 1 - Aug 1
3427 9:52 pm 11:00 pm Jul 25 - Jul 25
3427 9:52 pm 11:00 pm Jul 11 - Jul 11
3427 10:05 pm 11:13 pm Jul 7 - Jul 14
3427 10:05 pm 11:13 pm Jul 21 - Aug 11
3427 10:12 pm 11:20 pm Aug 7 - Aug 14
3427 10:12 pm 11:20 pm Aug 5 - Aug 12
3427 10:12 pm 11:20 pm Aug 3 - Aug 17
3427 10:12 pm 11:20 pm Jul 10 - Jul 31
3427 10:12 pm 11:20 pm Jul 19 - Jul 19
3427 10:12 pm 11:20 pm Jul 26 - Aug 16
3427 10:12 pm 11:20 pm Jul 2 - Jul 9
3427 10:12 pm 11:20 pm Jul 12 - Jul 12
Airports
Origin

Washington
$157
Destination

St Louis
$157