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Flight times from St. Louis to Denver & schedule

The average flight time from St. Louis to Denver is About 4 hours 9 minutes, covering a distance of About 1,253.6km.

Flight duration

About 4 hours 9 minutes

Flight distance

About 1,253.6km

Earliest flight

05:25 → 12:35

Latest flight

20:15 → 21:30

How long is the flight from St. Louis to Denver?

The flights usually depart from St. Louis Lambert International Airport and arrive at Denver International Airport.

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Earliest first
Latest first
American Airlines AA2261
STL 05:20
DFW 07:24
With stops 2.1h
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American Airlines AA935
DFW 11:10
DEN 12:19
2.1h
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American Airlines AA3128
STL 05:51
ORD 07:21
With stops 1.5h
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American Airlines AA2276
ORD 09:52
DEN 11:44
2.9h
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Delta Air Lines DL1597
STL 06:30
MSP 08:06
With stops 1.6h
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Delta Air Lines DL2849
MSP 08:55
DEN 10:12
2.3h
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Delta Air Lines DL1626
STL 06:45
DTW 09:18
With stops 1.6h
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Delta Air Lines DL1648
DTW 12:49
DEN 14:03
3.2h
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Hawaiian Airlines HA7001
STL 07:00
SEA 09:31
With stops 4.5h
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Hawaiian Airlines HA6652
SEA 19:55
DEN 23:33
2.6h
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American Airlines AA1410
STL 07:12
DFW 09:20
With stops 2.1h
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American Airlines AA1832
DFW 15:07
DEN 16:19
2.2h
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American Airlines AA1410
STL 07:12
DFW 09:20
With stops 2.1h
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American Airlines AA420
DFW 12:39
DEN 13:47
2.1h
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United Airlines UA1415
STL 08:54
DEN 10:27
Nonstop 2.5h
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United Airlines UA3686
STL 09:10
ORD 10:40
With stops 1.5h
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United Airlines UA1113
ORD 12:45
DEN 14:23
2.6h
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Delta Air Lines DL2868
STL 10:45
DTW 13:15
With stops 1.5h
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Delta Air Lines DL2431
DTW 16:15
DEN 17:30
3.3h
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Frontier Airlines F94474
STL 11:21
ATL 14:07
With stops 1.8h
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Frontier Airlines F93599
ATL 21:20
DEN 23:04
3.7h
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Delta Air Lines DL1400
STL 11:51
ATL 14:30
With stops 1.6h
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Delta Air Lines DL519
ATL 16:42
DEN 18:04
3.4h
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United Airlines UA1380
STL 13:30
DEN 15:00
Nonstop 2.5h
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American Airlines AA2958
STL 14:12
CLT 17:13
With stops 2.0h
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American Airlines AA3156
CLT 21:25
DEN 22:59
3.6h
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Delta Air Lines DL2455
STL 14:15
SLC 16:32
With stops 3.3h
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Delta Air Lines DL1586
SLC 17:40
DEN 19:10
1.5h
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Frontier Airlines F93107
STL 16:16
LAS 17:59
With stops 3.7h
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Frontier Airlines F93540
LAS 14:53
DEN 18:04
2.2h
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Frontier Airlines F93107
STL 16:16
LAS 17:59
With stops 3.7h
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Frontier Airlines F91994
LAS 18:34
DEN 21:42
2.1h
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United Airlines UA1236
STL 16:30
DEN 18:05
Nonstop 2.6h
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American Airlines AA6399
STL 16:30
ORD 18:10
With stops 1.7h
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American Airlines AA1387
ORD 22:34
DEN 00:14
2.7h
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Frontier Airlines F92636
STL 16:59
MCO 20:25
With stops 2.4h
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Frontier Airlines F94919
MCO 12:52
DEN 15:16
4.4h
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United Airlines UA4610
STL 20:15
ORD 21:44
With stops 1.5h
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United Airlines UA1015
ORD 23:03
DEN 00:58
2.9h
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Frontier Airlines F94567
STL 20:08
DEN 21:44
Nonstop 2.6h
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Delta Air Lines DL1393
STL 18:59
ATL 21:41
With stops 1.7h
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Delta Air Lines DL956
ATL 22:25
DEN 23:49
3.4h
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American Airlines AA2945
STL 18:11
DFW 20:13
With stops 2.0h
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American Airlines AA662
DFW 22:41
DEN 23:45
2.1h
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United Airlines UA725
STL 18:05
DEN 19:40
Nonstop 2.6h
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Delta Air Lines DL543
STL 17:24
ATL 20:06
With stops 1.7h
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Delta Air Lines DL956
ATL 22:25
DEN 23:49
3.4h
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Frontier Airlines F92636
STL 16:59
MCO 20:25
With stops 2.4h
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Frontier Airlines F94919
MCO 12:52
DEN 15:16
4.4h
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United Airlines UA1236
STL 16:30
DEN 18:05
Nonstop 2.6h
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American Airlines AA6399
STL 16:30
ORD 18:10
With stops 1.7h
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American Airlines AA1387
ORD 22:34
DEN 00:14
2.7h
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Frontier Airlines F93107
STL 16:16
LAS 17:59
With stops 3.7h
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Frontier Airlines F93540
LAS 14:53
DEN 18:04
2.2h
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Frontier Airlines F93107
STL 16:16
LAS 17:59
With stops 3.7h
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Frontier Airlines F91994
LAS 18:34
DEN 21:42
2.1h
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Delta Air Lines DL2455
STL 14:15
SLC 16:32
With stops 3.3h
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Delta Air Lines DL1586
SLC 17:40
DEN 19:10
1.5h
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American Airlines AA2958
STL 14:12
CLT 17:13
With stops 2.0h
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American Airlines AA3156
CLT 21:25
DEN 22:59
3.6h
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United Airlines UA1380
STL 13:30
DEN 15:00
Nonstop 2.5h
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Delta Air Lines DL1400
STL 11:51
ATL 14:30
With stops 1.6h
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Delta Air Lines DL519
ATL 16:42
DEN 18:04
3.4h
See prices and details in the app >>
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Frontier Airlines F94474
STL 11:21
ATL 14:07
With stops 1.8h
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Frontier Airlines F93599
ATL 21:20
DEN 23:04
3.7h
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Delta Air Lines DL2868
STL 10:45
DTW 13:15
With stops 1.5h
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Delta Air Lines DL2431
DTW 16:15
DEN 17:30
3.3h
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United Airlines UA3686
STL 09:10
ORD 10:40
With stops 1.5h
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United Airlines UA1113
ORD 12:45
DEN 14:23
2.6h
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United Airlines UA1415
STL 08:54
DEN 10:27
Nonstop 2.5h
See prices and details in the app >>
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American Airlines AA1410
STL 07:12
DFW 09:20
With stops 2.1h
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American Airlines AA1832
DFW 15:07
DEN 16:19
2.2h
See prices and details in the app >>
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See all
United Airlines UA1415
STL 08:54
DEN 10:27
Nonstop 2.5h
See prices and details in the app >>
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United Airlines UA1380
STL 13:30
DEN 15:00
Nonstop 2.5h
See prices and details in the app >>
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United Airlines UA1236
STL 16:30
DEN 18:05
Nonstop 2.6h
See prices and details in the app >>
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United Airlines UA725
STL 18:05
DEN 19:40
Nonstop 2.6h
See prices and details in the app >>
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Frontier Airlines F94567
STL 20:08
DEN 21:44
Nonstop 2.6h
See prices and details in the app >>
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Frontier Airlines F94567
STL 20:08
DEN 21:44
Nonstop 2.6h
See prices and details in the app >>
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United Airlines UA725
STL 18:05
DEN 19:40
Nonstop 2.6h
See prices and details in the app >>
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United Airlines UA1236
STL 16:30
DEN 18:05
Nonstop 2.6h
See prices and details in the app >>
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United Airlines UA1380
STL 13:30
DEN 15:00
Nonstop 2.5h
See prices and details in the app >>
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United Airlines UA1415
STL 08:54
DEN 10:27
Nonstop 2.5h
See prices and details in the app >>
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FAQs about flight schedules from St. Louis to Denver

  • When to buy flight tickets from St. Louis (STL) to Denver (DEN) the cheapest?

    Airlines adjust prices for flights from St. Louis to Denver based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • It takes about 2 hours 39 minutes to fly from St. Louis (STL) to Denver (DEN).
  • Airlines with flights from St. Louis (STL) to Denver (DEN): United Airlines, Frontier Airlines and Air Canada.
  • There are 2 airports near Denver: Denver International Airport and Rocky Mountain Metropolitan Airport.

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