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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 May 19 2015 Return: Wed May 27 2015 Trip spans 9 days
United
United
IAD
8:30a
STL
10:45a
2h 15m
nonstop
STL
4:52a
IAD
6:55a
2h 03m
nonstop
Depart: Wed May 20 2015 Return: Wed May 27 2015 Trip spans 8 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
4:52a
IAD
6:55a
2h 03m
nonstop
Depart: Wed May 27 2015 Return: Tue Jun 2 2015 Trip spans 7 days
United
United
IAD
8:30a
STL
10:45a
2h 15m
nonstop
STL
10:15a
IAD
12:20p
2h 05m
nonstop
Depart: Thu May 28 2015 Return: Tue Jun 2 2015 Trip spans 6 days
United
United
IAD
8:30a
STL
10:45a
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Mon Oct 19 2015 Return: Wed Oct 21 2015 Trip spans 3 days
American Airlines
American Airlines
IAD
12:15p
STL
4:13p
3h 58m
1 stop
STL
8:40a
IAD
12:28p
3h 48m
1 stop
Depart: Mon Jun 1 2015 Return: Wed Jun 3 2015 Trip spans 3 days
American Airlines
American Airlines
IAD
1:50p
STL
5:59p
4h 09m
1 stop
STL
3:50a
IAD
8:03a
4h 13m
1 stop
Depart: Sun May 24 2015 Return: Wed May 27 2015 Trip spans 4 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
4:52a
IAD
6:55a
2h 03m
nonstop
Depart: Mon May 25 2015 Return: Wed May 27 2015 Trip spans 3 days
United
United
IAD
4:17a
STL
6:32a
2h 15m
nonstop
STL
4:52a
IAD
6:55a
2h 03m
nonstop
Depart: Tue May 26 2015 Return: Tue Jun 2 2015 Trip spans 8 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
10:15a
IAD
12:20p
2h 05m
nonstop
Depart: Fri May 29 2015 Return: Tue Jun 2 2015 Trip spans 5 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Tue Jun 2 2015 Return: Sat Jun 6 2015 Trip spans 5 days
United
United
IAD
4:16a
STL
6:31a
2h 15m
nonstop
STL
2:34p
IAD
4:38p
2h 04m
nonstop
Depart: Wed Jun 3 2015 Return: Sat Jun 6 2015 Trip spans 4 days
United
United
IAD
8:30a
STL
10:45a
2h 15m
nonstop
STL
2:34p
IAD
4:38p
2h 04m
nonstop
Depart: Sun Sep 13 2015 Return: Tue Sep 22 2015 Trip spans 10 days
United
United
IAD
4:25a
STL
6:48a
2h 23m
nonstop
STL
4:15a
IAD
6:15a
2h 00m
nonstop
Depart: Fri Sep 25 2015 Return: Mon Sep 28 2015 Trip spans 4 days
United
United
IAD
6:00p
STL
8:12p
2h 12m
nonstop
STL
1:50p
IAD
3:48p
1h 58m
nonstop
Depart: Fri Oct 16 2015 Return: Mon Oct 19 2015 Trip spans 4 days
United
United
IAD
6:00p
STL
8:12p
2h 12m
nonstop
STL
1:50p
IAD
3:48p
1h 58m
nonstop
Depart: Sun May 31 2015 Return: Tue Jun 2 2015 Trip spans 3 days
Delta
Delta
IAD
2:30a
STL
8:07a
5h 37m
1 stop
STL
2:28p
IAD
6:41p
4h 13m
1 stop
Depart: Sun May 17 2015 Return: Tue May 19 2015 Trip spans 3 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Mon May 18 2015 Return: Tue May 19 2015 Trip spans 2 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
2:42p
IAD
4:45p
2h 03m
nonstop
Depart: Sat May 23 2015 Return: Wed May 27 2015 Trip spans 5 days
United
United
IAD
6:05p
STL
8:20p
2h 15m
nonstop
STL
4:52a
IAD
6:55a
2h 03m
nonstop
Depart: Thu Jun 11 2015 Return: Sat Jun 13 2015 Trip spans 3 days
US Airways
US Airways
IAD
1:25a
STL
5:21a
3h 56m
1 stop
STL
8:50a
IAD
2:13p
5h 23m
1 stop
Direct flights IAD to STL on United
Flight # Depart IAD Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
3420 7:59 am 9:14 am Jun 1 - Jun 1
3420 8:16 am 9:31 am May 14 - May 22
3420 8:16 am 9:31 am May 6 - May 12
3420 8:16 am 9:31 am May 26 - Jun 3
3420 8:16 am 9:31 am May 11 - May 13
3420 8:17 am 9:32 am May 9 - May 23
3420 8:17 am 9:32 am May 25 - May 30
3420 8:20 am 9:33 am Jun 7 - Jun 28
3420 8:20 am 9:33 am Jun 4 - Jun 12
3420 8:24 am 9:37 am Jun 6 - Jun 6
3365 8:29 am 9:44 am Jun 1 - Jun 1
3357 12:30 pm 1:45 pm May 31 - Jun 3
3357 12:30 pm 1:45 pm May 6 - May 18
3357 12:30 pm 1:45 pm May 20 - May 30
3357 12:30 pm 1:45 pm May 19 - May 19
3420 12:30 pm 1:45 pm May 24 - May 24
3357 12:40 pm 1:52 pm Jun 4 - Jun 30
3434 4:45 pm 6:01 pm Jun 9 - Jun 24
3434 4:45 pm 6:01 pm Jun 4 - Jun 26
3434 4:48 pm 6:04 pm Jun 6 - Jun 14
3434 4:50 pm 6:12 pm May 6 - May 23
3434 4:50 pm 6:12 pm May 24 - May 24
3434 4:50 pm 6:12 pm May 25 - Jun 3
3427 10:05 pm 11:20 pm May 6 - Jun 3
3427 10:05 pm 11:20 pm May 10 - May 31
3365 10:18 pm 11:30 pm Jun 9 - Jun 30
3365 10:18 pm 11:30 pm Jun 6 - Jun 6
3365 10:18 pm 11:30 pm Jun 4 - Jun 29
3365 10:20 pm 11:32 pm Jun 7 - Jun 28
Airports
Origin

Washington
$177
Destination

St Louis
$177