Find Cheap Flights from Lambert-St Louis to Washington Dulles Intl (STL - IAD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Lambert-St Louis to Washington Dulles Intl

(Round-trip)
Depart: Wed Aug 16 2017 Return: Fri Sep 1 2017 Trip spans 17 days
Major Airline
Major Airline
STL
5:40a
IAD
8:17p
14h 37m
1 stop
IAD
9:20a
STL
9:03a
23h 43m
1 stop
Depart: Fri Aug 25 2017 Return: Sun Aug 27 2017 Trip spans 3 days
Delta
Delta
STL
12:45p
IAD
5:16p
4h 31m
1 stop
IAD
2:00a
STL
6:10a
4h 10m
1 stop
Depart: Sat Aug 26 2017 Return: Tue Aug 29 2017 Trip spans 4 days
United
United
STL
4:40a
IAD
6:43a
2h 03m
nonstop
IAD
8:45a
STL
11:04a
2h 19m
nonstop
Depart: Tue Aug 22 2017 Return: Thu Aug 24 2017 Trip spans 3 days
American Airlines
American Airlines
STL
3:20a
IAD
8:05a
4h 45m
1 stop
IAD
1:29a
STL
5:43a
4h 14m
1 stop
Depart: Tue Sep 19 2017 Return: Sat Sep 23 2017 Trip spans 5 days
Delta
Delta
STL
12:45p
IAD
4:55p
4h 10m
1 stop
IAD
12:50p
STL
7:01p
6h 11m
1 stop
Depart: Mon Sep 18 2017 Return: Mon Sep 25 2017 Trip spans 8 days
United
United
STL
2:17p
IAD
4:20p
2h 03m
nonstop
IAD
8:40a
STL
10:54a
2h 14m
nonstop
Depart: Sat Nov 4 2017 Return: Wed Nov 29 2017 Trip spans 26 days
United
United
STL
4:15a
IAD
6:15a
2h 00m
nonstop
IAD
12:05p
STL
2:20p
2h 15m
nonstop
Depart: Thu Aug 10 2017 Return: Thu Sep 7 2017 Trip spans 29 days
Major Airline
Major Airline
STL
1:15a
IAD
7:02a
5h 47m
nonstop
IAD
10:35a
STL
4:07p
29h 32m
nonstop
Depart: Mon Aug 14 2017 Return: Mon Aug 28 2017 Trip spans 15 days
Delta
Delta
STL
1:05p
IAD
6:57p
5h 52m
1 stop
IAD
1:35p
STL
6:19p
4h 44m
1 stop
Depart: Mon Aug 28 2017 Return: Thu Aug 31 2017 Trip spans 4 days
American Airlines
American Airlines
STL
3:20a
IAD
8:05a
4h 45m
1 stop
IAD
1:29a
STL
5:43a
4h 14m
1 stop
Depart: Thu Sep 7 2017 Return: Sun Sep 10 2017 Trip spans 4 days
Major Airline
Major Airline
STL
9:04a
IAD
7:10a
22h 06m
1 stop
IAD
9:20a
STL
9:03a
23h 43m
1 stop
Depart: Tue Aug 15 2017 Return: Mon Aug 28 2017 Trip spans 14 days
Delta
Delta
STL
1:45a
IAD
6:36a
4h 51m
1 stop
IAD
12:50p
STL
7:03p
6h 13m
1 stop
Depart: Sat Oct 14 2017 Return: Mon Oct 16 2017 Trip spans 3 days
American Airlines
American Airlines
STL
8:40a
IAD
12:28p
3h 48m
1 stop
IAD
12:15p
STL
5:56p
5h 41m
1 stop
Depart: Sat Aug 19 2017 Return: Sat Sep 2 2017 Trip spans 15 days
United
United
STL
4:40a
IAD
6:43a
2h 03m
nonstop
IAD
6:10p
STL
8:25p
2h 15m
nonstop
Depart: Tue Sep 12 2017 Return: Fri Sep 22 2017 Trip spans 11 days
Major Airline
Major Airline
STL
9:04a
IAD
7:10a
22h 06m
nonstop
IAD
10:35a
STL
4:07p
29h 32m
nonstop
Depart: Fri Sep 15 2017 Return: Sun Sep 17 2017 Trip spans 3 days
Delta
Delta
STL
1:10p
IAD
6:44p
5h 34m
1 stop
IAD
2:00a
STL
6:10a
4h 10m
1 stop
Depart: Thu Aug 24 2017 Return: Sun Aug 27 2017 Trip spans 4 days
United
United
STL
6:45a
IAD
8:48a
2h 03m
nonstop
IAD
6:10p
STL
8:25p
2h 15m
nonstop
Depart: Tue Jul 11 2017 Return: Wed Jul 12 2017 Trip spans 2 days
Major Airline
Major Airline
STL
11:35a
IAD
7:56p
8h 21m
1 stop
IAD
9:20a
STL
11:17a
25h 57m
1 stop
Depart: Fri Nov 10 2017 Return: Sat Nov 11 2017 Trip spans 2 days
Delta
Delta
STL
9:00a
IAD
3:55p
6h 55m
1 stop
IAD
4:45a
STL
10:49a
6h 04m
1 stop
Depart: Wed Aug 30 2017 Return: Mon Sep 4 2017 Trip spans 6 days
United
United
STL
4:40a
IAD
6:43a
2h 03m
nonstop
IAD
6:10p
STL
8:25p
2h 15m
nonstop
Direct flights STL to IAD on United
Flight # Depart STL Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
4719 8:30 am 11:33 am Jul 10 - Jul 17
4719 8:30 am 11:33 am Jul 15 - Jul 29
4719 8:30 am 11:33 am Jul 5 - Jul 5
4719 8:30 am 11:33 am Jul 4 - Jul 8
4719 8:30 am 11:33 am Jul 6 - Jul 7
4719 8:30 am 11:33 am Jul 18 - Jul 31
4794 8:30 am 11:33 am Jul 9 - Jul 9
4794 8:30 am 11:33 am Jul 23 - Aug 6
4796 8:30 am 11:33 am Jul 11 - Jul 16
4719 8:40 am 11:43 am Aug 1 - Aug 11
4719 8:40 am 11:43 am Aug 5 - Aug 12
4739 9:53 am 12:56 pm Jul 9 - Aug 13
4739 10:00 am 1:03 pm Jul 1 - Aug 12
4896 10:50 am 1:53 pm Jul 10 - Aug 14
6288 1:00 pm 4:05 pm Jul 1 - Aug 13
6288 1:00 pm 4:05 pm Jul 3 - Aug 14
4667 6:15 pm 9:20 pm Jul 5 - Aug 14
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

St. Louis
$144
Destination

Washington
$144
Airlines Airline reviews

14 travelers who booked a flight from St. Louis to Washington rated their chosen airlines with an average of 7.2.

Overall
7.7
Boarding
7.6
Crew
8.4
Comfort
6.9
Food
5.8
Entertainment
5.9