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Find Flight Deals from Denver International to Lambert-St Louis (DEN - STL)

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

Book cheap flights from Denver International to Lambert-St Louis

(Round-trip)
Depart: Thu Mar 5 2015 Return: Wed Mar 18 2015 Trip spans 13 days
Frontier
Frontier
DEN
3:30p
STL
5:27p
1h 57m
nonstop
STL
9:10a
DEN
11:27a
2h 17m
nonstop
Depart: Tue Mar 10 2015 Return: Wed Mar 18 2015 Trip spans 9 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Wed Mar 11 2015 Return: Wed Mar 18 2015 Trip spans 8 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Wed Apr 15 2015 Return: Mon Apr 20 2015 Trip spans 6 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Wed Apr 22 2015 Return: Wed May 6 2015 Trip spans 15 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
6:30a
DEN
8:46a
2h 16m
nonstop
Depart: Sat Mar 7 2015 Return: Wed Mar 18 2015 Trip spans 11 days
Frontier
Frontier
DEN
3:50p
STL
5:43p
1h 53m
nonstop
STL
9:10a
DEN
11:27a
2h 17m
nonstop
Depart: Wed Apr 1 2015 Return: Tue Apr 14 2015 Trip spans 14 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Tue Apr 7 2015 Return: Tue Apr 14 2015 Trip spans 8 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Fri Apr 17 2015 Return: Mon Apr 20 2015 Trip spans 4 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Fri Apr 24 2015 Return: Mon Apr 27 2015 Trip spans 4 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Sun May 17 2015 Return: Wed May 20 2015 Trip spans 4 days
Frontier
Frontier
DEN
4:35p
STL
6:34p
1h 59m
nonstop
STL
6:30a
DEN
8:46a
2h 16m
nonstop
Depart: Fri Mar 6 2015 Return: Wed Mar 18 2015 Trip spans 12 days
Frontier
Frontier
DEN
3:14p
STL
5:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Fri Apr 10 2015 Return: Tue Apr 14 2015 Trip spans 5 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Thu Apr 16 2015 Return: Sun Apr 19 2015 Trip spans 4 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
1:55a
DEN
4:16a
2h 21m
nonstop
Depart: Tue Apr 21 2015 Return: Fri Apr 24 2015 Trip spans 4 days
Frontier
Frontier
DEN
4:14p
STL
6:10p
1h 56m
nonstop
STL
9:10a
DEN
11:27a
2h 17m
nonstop
Depart: Thu May 7 2015 Return: Mon May 11 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
DEN
4:35p
STL
6:34p
1h 59m
nonstop
STL
3:54p
DEN
6:23p
2h 29m
nonstop
Depart: Wed Apr 29 2015 Return: Mon May 4 2015 Trip spans 6 days
Delta
Delta
DEN
8:30p
STL
3:50a
7h 20m
1 stop
STL
11:05a
DEN
5:38p
6h 33m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
United
United
DEN
3:50p
STL
5:54p
2h 04m
nonstop
STL
1:50a
DEN
4:14a
2h 24m
nonstop
Depart: Tue Apr 28 2015 Return: Sat May 2 2015 Trip spans 5 days
US Airways
US Airways
DEN
10:55a
STL
6:46p
7h 51m
1 stop
STL
1:15a
DEN
8:26a
7h 11m
1 stop
Depart: Wed Mar 18 2015 Return: Tue Mar 24 2015 Trip spans 7 days
American Airlines
American Airlines
DEN
1:50a
STL
7:12a
5h 22m
1 stop
STL
1:24a
DEN
6:10a
4h 46m
1 stop
Change your search
Direct flights DEN to STL on United
Flight # Depart DEN Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
5498 9:55 am 12:58 pm Mar 17 - Mar 17
5498 9:55 am 1:01 pm Mar 14 - Mar 21
5498 9:55 am 1:01 pm Mar 7 - Mar 7
5498 9:55 am 1:01 pm Mar 24 - Apr 4
5571 9:55 am 1:01 pm Mar 5 - Mar 6
5571 9:55 am 1:01 pm Mar 8 - Mar 23
5571 9:55 am 1:01 pm Mar 26 - Apr 6
5843 9:55 am 1:01 pm Mar 25 - Mar 25
5843 9:55 am 1:01 pm Mar 10 - Mar 10
3626 12:45 pm 3:42 pm Apr 5 - Apr 6
3626 12:45 pm 3:42 pm Mar 8 - Apr 3
3626 12:45 pm 3:42 pm Mar 5 - Mar 7
3626 12:52 pm 3:49 pm Mar 11 - Apr 1
3662 3:59 pm 6:58 pm Mar 10 - Mar 31
3662 4:05 pm 7:04 pm Mar 5 - Mar 7
3662 4:05 pm 7:04 pm Mar 8 - Apr 6
3688 7:48 pm 10:42 pm Mar 5 - Mar 6
3688 7:48 pm 10:42 pm Mar 8 - Apr 6
Airports
Origin

Denver
$98
Destination

St Louis
$98