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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Washington Dulles Intl to Lambert-St Louis

(Round-trip)
Depart: Mon Feb 6 2017 Return: Tue Feb 7 2017 Trip spans 2 days
United
United
IAD
5:10p
STL
7:39p
2h 29m
nonstop
STL
7:45a
IAD
9:45a
2h 00m
nonstop
Depart: Mon Apr 24 2017 Return: Tue Apr 25 2017 Trip spans 2 days
Major Airline
Major Airline
IAD
1:00a
STL
3:23a
2h 23m
nonstop
STL
1:00a
IAD
1:23a
0h 23m
nonstop
Depart: Mon Mar 20 2017 Return: Wed Mar 22 2017 Trip spans 3 days
American Airlines
American Airlines
IAD
3:59p
STL
8:25p
4h 26m
1 stop
STL
3:10a
IAD
8:00a
4h 50m
1 stop
Depart: Sat Apr 29 2017 Return: Mon May 1 2017 Trip spans 3 days
Delta
Delta
IAD
3:00a
STL
7:46a
4h 46m
1 stop
STL
1:10p
IAD
6:04p
4h 54m
1 stop
Depart: Thu Feb 9 2017 Return: Mon Feb 13 2017 Trip spans 5 days
United
United
IAD
5:10p
STL
7:39p
2h 29m
nonstop
STL
7:45a
IAD
9:45a
2h 00m
nonstop
Depart: Thu Apr 20 2017 Return: Tue Apr 25 2017 Trip spans 6 days
American Airlines
American Airlines
IAD
9:49a
STL
4:23p
6h 34m
1 stop
STL
3:10a
IAD
8:07a
4h 57m
1 stop
Depart: Thu Mar 16 2017 Return: Mon Mar 20 2017 Trip spans 5 days
Major Airline
Major Airline
IAD
9:30a
STL
11:12a
25h 42m
1 stop
STL
5:55a
IAD
11:59a
6h 04m
1 stop
Depart: Thu May 11 2017 Return: Mon May 15 2017 Trip spans 5 days
Delta
Delta
IAD
2:10a
STL
6:34a
4h 24m
1 stop
STL
11:10a
IAD
6:04p
6h 54m
1 stop
Depart: Tue Feb 14 2017 Return: Wed Feb 15 2017 Trip spans 2 days
United
United
IAD
3:35a
STL
6:00a
2h 25m
nonstop
STL
3:45a
IAD
5:45a
2h 00m
nonstop
Depart: Tue May 16 2017 Return: Wed May 17 2017 Trip spans 2 days
Delta
Delta
IAD
2:00a
STL
9:14a
7h 14m
1 stop
STL
11:10a
IAD
6:04p
6h 54m
1 stop
Depart: Tue Feb 21 2017 Return: Sat Feb 25 2017 Trip spans 5 days
United
United
IAD
3:35a
STL
6:02a
2h 27m
nonstop
STL
1:25p
IAD
3:20p
1h 55m
nonstop
Depart: Wed Feb 22 2017 Return: Mon Feb 27 2017 Trip spans 6 days
United
United
IAD
3:35a
STL
6:02a
2h 27m
nonstop
STL
3:25a
IAD
5:25a
2h 00m
nonstop
Depart: Fri Mar 31 2017 Return: Tue Apr 4 2017 Trip spans 5 days
Major Airline
Major Airline
IAD
9:30a
STL
11:12a
25h 42m
1 stop
STL
6:39a
IAD
11:53a
5h 14m
1 stop
Depart: Thu Feb 23 2017 Return: Mon Feb 27 2017 Trip spans 5 days
United
United
IAD
3:35a
STL
6:02a
2h 27m
nonstop
STL
7:45a
IAD
9:45a
2h 00m
nonstop
Depart: Wed May 17 2017 Return: Thu May 18 2017 Trip spans 2 days
Delta
Delta
IAD
2:00a
STL
7:40a
5h 40m
1 stop
STL
11:10a
IAD
6:04p
6h 54m
1 stop
Depart: Sun Apr 2 2017 Return: Wed Apr 5 2017 Trip spans 4 days
Major Airline
Major Airline
IAD
9:30a
STL
11:12a
25h 42m
1 stop
STL
6:39a
IAD
11:53a
5h 14m
1 stop
Depart: Mon Feb 27 2017 Return: Thu Mar 2 2017 Trip spans 4 days
United
United
IAD
5:10p
STL
7:40p
2h 30m
nonstop
STL
3:25a
IAD
5:25a
2h 00m
nonstop
Depart: Fri Apr 21 2017 Return: Mon Apr 24 2017 Trip spans 4 days
Delta
Delta
IAD
2:10a
STL
6:29a
4h 19m
1 stop
STL
11:10a
IAD
6:10p
7h 00m
1 stop
Depart: Mon Jan 30 2017 Return: Tue Jan 31 2017 Trip spans 2 days
Major Airline
Major Airline
IAD
12:00a
STL
2:23a
2h 23m
nonstop
STL
8:00a
IAD
8:23a
0h 23m
nonstop
Depart: Tue Feb 28 2017 Return: Wed Mar 1 2017 Trip spans 2 days
United
United
IAD
5:10p
STL
7:40p
2h 30m
nonstop
STL
7:45a
IAD
9:45a
2h 00m
nonstop
Direct flights IAD to STL on United
Flight # Depart IAD Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
4614 8:35 am 10:00 am Jan 17 - Jan 31
4733 8:35 am 10:00 am Feb 1 - Feb 15
4733 8:35 am 10:02 am Feb 17 - Mar 3
6023 8:35 am 9:55 am Jan 21 - Jan 28
6112 8:45 am 10:05 am Feb 4 - Feb 11
4749 5:05 pm 6:35 pm Feb 17 - Mar 6
4749 5:05 pm 6:35 pm Feb 21 - Mar 7
4749 5:05 pm 6:35 pm Feb 22 - Mar 8
4749 5:05 pm 6:35 pm Feb 25 - Mar 4
4749 5:05 pm 6:35 pm Feb 16 - Feb 18
4749 5:25 pm 6:57 pm Feb 13 - Feb 13
4749 5:25 pm 6:57 pm Jan 17 - Feb 14
4749 5:25 pm 6:57 pm Jan 18 - Feb 15
4749 5:25 pm 6:57 pm Jan 20 - Feb 10
4749 5:30 pm 7:02 pm Feb 5 - Feb 5
4749 5:30 pm 7:02 pm Jan 22 - Jan 29
4749 5:30 pm 7:02 pm Feb 12 - Feb 12
4749 5:30 pm 7:02 pm Jan 21 - Feb 11
4774 10:10 pm 11:39 pm Jan 17 - Jan 31
4774 10:10 pm 11:39 pm Jan 23 - Jan 30
4774 10:10 pm 11:40 pm Feb 18 - Feb 27
4774 10:10 pm 11:39 pm Feb 1 - Feb 15
4774 10:10 pm 11:39 pm Feb 2 - Feb 14
4774 10:10 pm 11:40 pm Feb 16 - Feb 28
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Washington
$203
Destination

St. Louis
$203
Airlines Airline reviews

13 travelers who booked a flight from Washington to St. Louis rated their chosen airlines with an average of 6.9.

Overall
6.9
Boarding
7.1
Crew
7.7
Comfort
6.6
Food
6.8
Entertainment
5.8