Find Deals on Flights from Denver International to St. Louis Lambert-St Louis (DEN - STL)

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 Denver International to St. Louis Lambert-St Louis

(Round-trip)
Depart: Tue Feb 16 2016 Return: Tue Feb 23 2016 Trip spans 8 days
Frontier
Frontier
DEN
4:15p
STL
6:15p
2h 00m
nonstop
STL
3:50p
DEN
6:23p
2h 33m
nonstop
Depart: Wed Feb 17 2016 Return: Tue Feb 23 2016 Trip spans 7 days
Frontier
Frontier
DEN
4:15p
STL
6:15p
2h 00m
nonstop
STL
3:50p
DEN
6:23p
2h 33m
nonstop
Depart: Tue Feb 23 2016 Return: Tue Mar 1 2016 Trip spans 8 days
Frontier
Frontier
DEN
3:15p
STL
5:15p
2h 00m
nonstop
STL
3:30p
DEN
5:59p
2h 29m
nonstop
Depart: Wed Feb 24 2016 Return: Tue Mar 1 2016 Trip spans 7 days
Frontier
Frontier
DEN
3:15p
STL
5:15p
2h 00m
nonstop
STL
3:30p
DEN
5:59p
2h 29m
nonstop
Depart: Tue Mar 1 2016 Return: Tue Mar 8 2016 Trip spans 8 days
Frontier
Frontier
DEN
3:15p
STL
5:17p
2h 02m
nonstop
STL
3:30p
DEN
5:59p
2h 29m
nonstop
Depart: Wed Mar 2 2016 Return: Tue Mar 8 2016 Trip spans 7 days
Frontier
Frontier
DEN
3:15p
STL
5:17p
2h 02m
nonstop
STL
3:30p
DEN
5:59p
2h 29m
nonstop
Depart: Sat Mar 5 2016 Return: Tue Mar 8 2016 Trip spans 4 days
Frontier
Frontier
DEN
3:15p
STL
5:17p
2h 02m
nonstop
STL
3:30p
DEN
5:59p
2h 29m
nonstop
Depart: Sat Feb 27 2016 Return: Sat Mar 5 2016 Trip spans 8 days
Frontier
Frontier
DEN
3:15p
STL
5:15p
2h 00m
nonstop
STL
3:30p
DEN
5:59p
2h 29m
nonstop
Depart: Tue Mar 29 2016 Return: Sat Apr 9 2016 Trip spans 12 days
Frontier
Frontier
DEN
5:05p
STL
7:07p
2h 02m
nonstop
STL
2:00a
DEN
4:40a
2h 40m
nonstop
Depart: Wed Mar 30 2016 Return: Wed Apr 6 2016 Trip spans 8 days
Frontier
Frontier
DEN
5:05p
STL
7:07p
2h 02m
nonstop
STL
2:00a
DEN
4:40a
2h 40m
nonstop
Depart: Sat Apr 2 2016 Return: Wed Apr 6 2016 Trip spans 5 days
Frontier
Frontier
DEN
5:05p
STL
7:07p
2h 02m
nonstop
STL
2:00a
DEN
4:40a
2h 40m
nonstop
Depart: Thu Apr 28 2016 Return: Tue May 3 2016 Trip spans 6 days
Frontier
Frontier
DEN
3:50p
STL
5:52p
2h 02m
nonstop
STL
1:15p
DEN
3:43p
2h 28m
nonstop
Depart: Thu May 5 2016 Return: Tue May 10 2016 Trip spans 6 days
Frontier
Frontier
DEN
3:50p
STL
5:56p
2h 06m
nonstop
STL
1:05p
DEN
3:31p
2h 26m
nonstop
Depart: Tue Jun 7 2016 Return: Tue Jun 14 2016 Trip spans 8 days
Frontier
Frontier
DEN
3:50p
STL
5:56p
2h 06m
nonstop
STL
1:05p
DEN
3:31p
2h 26m
nonstop
Depart: Wed Jun 8 2016 Return: Tue Jun 14 2016 Trip spans 7 days
Frontier
Frontier
DEN
3:50p
STL
5:56p
2h 06m
nonstop
STL
1:05p
DEN
3:31p
2h 26m
nonstop
Depart: Thu Feb 25 2016 Return: Fri Feb 26 2016 Trip spans 2 days
Frontier
Frontier
DEN
3:15p
STL
5:15p
2h 00m
nonstop
STL
3:50p
DEN
6:23p
2h 33m
nonstop
Depart: Wed Jul 6 2016 Return: Wed Jul 13 2016 Trip spans 8 days
Frontier
Frontier
DEN
4:25p
STL
6:28p
2h 03m
nonstop
STL
12:25p
DEN
2:43p
2h 18m
nonstop
Depart: Wed Mar 16 2016 Return: Mon Mar 21 2016 Trip spans 6 days
United
United
DEN
11:32a
STL
5:09p
5h 37m
1 stop
STL
3:53p
DEN
6:20p
2h 27m
nonstop
Depart: Tue Jul 19 2016 Return: Wed Jul 20 2016 Trip spans 2 days
Delta
Delta
DEN
6:50a
STL
1:50p
7h 00m
1 stop
STL
2:35a
DEN
9:28a
6h 53m
1 stop
Depart: Sun Feb 28 2016 Return: Mon Mar 7 2016 Trip spans 9 days
American Airlines
American Airlines
DEN
12:00a
STL
5:53a
5h 53m
1 stop
STL
11:00a
DEN
5:33p
6h 33m
1 stop
Direct flights DEN to STL on United
Flight # Depart DEN Arrive STL Sun Mon Tue Wed Thu Fri Sat Valid Between
4754 7:55 am 10:59 am Mar 19 - Mar 19
4529 7:56 am 11:03 am Mar 5 - Mar 5
5446 7:57 am 11:04 am Mar 12 - Mar 12
5446 7:57 am 11:04 am Mar 20 - Mar 20
4529 8:00 am 11:07 am Mar 3 - Mar 11
4529 8:00 am 11:07 am Mar 14 - Mar 21
4754 8:00 am 11:04 am Mar 6 - Mar 6
4529 8:01 am 11:08 am Mar 13 - Mar 13
4529 8:10 am 11:12 am Feb 16 - Mar 1
5446 8:10 am 11:12 am Feb 11 - Mar 2
4613 9:45 am 12:52 pm Mar 5 - Mar 5
4613 9:45 am 12:52 pm Mar 19 - Apr 2
4613 9:45 am 12:52 pm Mar 12 - Mar 12
5913 9:45 am 12:52 pm Mar 3 - Mar 11
5913 9:45 am 12:52 pm Mar 14 - Apr 4
5913 9:47 am 12:52 pm Feb 21 - Mar 2
5913 9:47 am 12:52 pm Feb 11 - Feb 20
4613 9:50 am 12:57 pm Mar 6 - Mar 6
4613 9:50 am 12:57 pm Mar 13 - Mar 13
4613 9:50 am 12:57 pm Mar 20 - Mar 20
3622 12:33 pm 3:38 pm Mar 5 - Mar 5
3622 12:33 pm 3:38 pm Mar 19 - Mar 19
3622 12:33 pm 3:38 pm Mar 12 - Mar 12
3622 12:46 pm 3:51 pm Mar 20 - Mar 20
5379 12:46 pm 3:48 pm Mar 6 - Mar 6
5379 12:46 pm 3:51 pm Mar 13 - Mar 13
3622 12:49 pm 3:54 pm Mar 11 - Mar 11
3622 12:49 pm 3:54 pm Mar 14 - Mar 21
4750 12:49 pm 3:51 pm Mar 7 - Mar 7
4887 12:49 pm 3:51 pm Mar 15 - Mar 15
4887 12:49 pm 3:51 pm Mar 3 - Mar 10
5379 12:49 pm 3:54 pm Mar 16 - Mar 16
4750 12:53 pm 3:55 pm Feb 11 - Feb 19
4750 12:53 pm 3:55 pm Feb 20 - Mar 2
4564 3:10 pm 6:15 pm Feb 13 - Feb 27
4653 3:10 pm 6:14 pm Mar 5 - Mar 5
4653 3:10 pm 6:14 pm Mar 12 - Mar 12
4777 3:10 pm 6:12 pm Feb 11 - Mar 2
5685 3:10 pm 6:14 pm Mar 19 - Mar 26
5955 3:10 pm 6:15 pm Feb 12 - Feb 26
4777 3:13 pm 6:14 pm Mar 15 - Mar 22
4777 3:15 pm 6:16 pm Mar 3 - Mar 11
4777 3:15 pm 6:16 pm Mar 14 - Apr 4
5685 3:15 pm 6:19 pm Mar 8 - Mar 8
4775 6:00 pm 9:02 pm Mar 13 - Mar 27
4775 6:00 pm 9:02 pm Mar 6 - Mar 6
4833 6:00 pm 9:02 pm Feb 21 - Feb 28
387 7:40 pm 10:45 pm Mar 6 - Mar 6
4779 7:40 pm 10:42 pm Mar 13 - Mar 20
4833 7:49 pm 10:51 pm Feb 11 - Mar 2
4643 8:06 pm 11:11 pm Mar 14 - Apr 4
4643 8:06 pm 11:11 pm Mar 3 - Mar 11
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set prices, so it’s not possible for us to guarantee what other companies are selling.

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Why aren’t prices accurate 100% of the time?
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Airports
Origin

Denver
$108
Destination

St. Louis
$108