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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 05:12
DFW 07:21
With stops 2.1h
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American Airlines AA2357
DFW 08:15
DEN 09:30
2.3h
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American Airlines AA2261
STL 05:12
DFW 07:21
With stops 2.1h
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American Airlines AA2579
DFW 10:09
DEN 11:25
2.3h
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American Airlines AA810
STL 06:00
ORD 07:28
With stops 1.5h
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American Airlines AA2833
ORD 09:46
DEN 11:37
2.9h
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Alaska Airlines AS473
STL 06:00
SEA 08:30
With stops 4.5h
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Frontier Airlines F93406
SEA 16:20
DEN 20:11
2.9h
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Delta Air Lines DL1597
STL 06:21
MSP 07:59
With stops 1.6h
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Delta Air Lines DL2849
MSP 09:06
DEN 10:20
2.2h
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Delta Air Lines DL1626
STL 06:45
DTW 09:19
With stops 1.6h
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Delta Air Lines DL1648
DTW 12:50
DEN 13:59
3.1h
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Delta Air Lines DL2363
STL 07:00
SLC 09:25
With stops 3.4h
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Delta Air Lines DL1553
SLC 10:10
DEN 11:45
1.6h
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American Airlines AA1410
STL 07:00
DFW 09:12
With stops 2.2h
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American Airlines AA420
DFW 12:47
DEN 13:57
2.2h
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Hawaiian Airlines HA7001
STL 07:00
SEA 09:31
With stops 4.5h
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Frontier Airlines F93406
SEA 16:20
DEN 20:11
2.9h
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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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United Airlines UA1612
STL 07:41
ORD 09:10
With stops 1.5h
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United Airlines UA1803
ORD 10:54
DEN 12:45
2.9h
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Delta Air Lines DL1571
STL 09:00
ATL 11:36
With stops 1.6h
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Delta Air Lines DL519
ATL 16:34
DEN 17:57
3.4h
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American Airlines AA2897
STL 09:35
DFW 11:39
With stops 2.1h
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American Airlines AA1832
DFW 14:44
DEN 15:54
2.2h
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United Airlines UA4405
STL 09:55
ORD 11:28
With stops 1.6h
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United Airlines UA1883
ORD 14:02
DEN 15:57
2.9h
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Delta Air Lines DL1400
STL 10:49
ATL 13:22
With stops 1.6h
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Delta Air Lines DL519
ATL 16:34
DEN 17:57
3.4h
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Delta Air Lines DL3927
STL 11:30
MSP 13:19
With stops 1.8h
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Delta Air Lines DL1025
MSP 14:20
DEN 15:36
2.3h
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Frontier Airlines F92075
STL 13:06
PHX 14:41
With stops 3.6h
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Frontier Airlines F91376
PHX 06:50
DEN 09:43
1.9h
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American Airlines AA2486
STL 13:36
CLT 16:32
With stops 1.9h
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American Airlines AA2511
CLT 18:22
DEN 20:14
3.9h
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Delta Air Lines DL1506
STL 14:22
SLC 16:38
With stops 3.3h
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Delta Air Lines DL1586
SLC 18:16
DEN 19:52
1.6h
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Frontier Airlines F93301
STL 14:51
DEN 16:18
Nonstop 2.5h
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Frontier Airlines F92017
STL 21:55
LAS 23:37
With stops 3.7h
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Frontier Airlines F91994
LAS 00:59
DEN 03:59
2.0h
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Frontier Airlines F94567
STL 20:06
DEN 21:39
Nonstop 2.5h
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Delta Air Lines DL1393
STL 19:01
ATL 21:44
With stops 1.7h
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Delta Air Lines DL1449
ATL 22:54
DEN 00:23
3.5h
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United Airlines UA4495
STL 18:55
ORD 20:28
With stops 1.6h
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United Airlines UA329
ORD 19:58
DEN 21:59
3.0h
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American Airlines AA3658
STL 18:36
ORD 20:05
With stops 1.5h
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American Airlines AA1387
ORD 20:52
DEN 22:45
2.9h
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American Airlines AA6438
STL 18:33
ORD 20:10
With stops 1.6h
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American Airlines AA1387
ORD 20:52
DEN 22:45
2.9h
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American Airlines AA2269
STL 18:18
DFW 20:25
With stops 2.1h
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American Airlines AA662
DFW 21:26
DEN 22:40
2.2h
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Delta Air Lines DL1604
STL 17:01
ATL 19:45
With stops 1.7h
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Delta Air Lines DL956
ATL 22:58
DEN 00:26
3.5h
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Delta Air Lines DL1604
STL 17:01
ATL 19:45
With stops 1.7h
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Delta Air Lines DL1449
ATL 22:54
DEN 00:23
3.5h
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Frontier Airlines F92630
STL 16:59
MCO 20:25
With stops 2.4h
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Frontier Airlines F93311
MCO 20:29
DEN 22:59
4.5h
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Frontier Airlines F92630
STL 16:59
MCO 20:25
With stops 2.4h
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Frontier Airlines F94919
MCO 12:08
DEN 14:31
4.4h
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United Airlines UA1236
STL 16:30
DEN 18:05
Nonstop 2.6h
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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 16:51
DEN 20:00
2.1h
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American Airlines AA696
STL 16:13
DFW 18:15
With stops 2.0h
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American Airlines AA662
DFW 21:26
DEN 22:40
2.2h
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Frontier Airlines F92636
STL 15:49
MCO 19:18
With stops 2.5h
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Frontier Airlines F93311
MCO 20:29
DEN 22:59
4.5h
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Frontier Airlines F93301
STL 14:51
DEN 16:18
Nonstop 2.5h
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Delta Air Lines DL1506
STL 14:22
SLC 16:38
With stops 3.3h
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Delta Air Lines DL1586
SLC 18:16
DEN 19:52
1.6h
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American Airlines AA2486
STL 13:36
CLT 16:32
With stops 1.9h
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American Airlines AA2511
CLT 18:22
DEN 20:14
3.9h
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Frontier Airlines F92075
STL 13:06
PHX 14:41
With stops 3.6h
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Frontier Airlines F91376
PHX 06:50
DEN 09:43
1.9h
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Delta Air Lines DL3927
STL 11:30
MSP 13:19
With stops 1.8h
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Delta Air Lines DL1025
MSP 14:20
DEN 15:36
2.3h
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Frontier Airlines F93301
STL 14:51
DEN 16:18
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
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Frontier Airlines F94567
STL 20:06
DEN 21:39
Nonstop 2.5h
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Frontier Airlines F94567
STL 20:06
DEN 21:39
Nonstop 2.5h
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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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Frontier Airlines F93301
STL 14:51
DEN 16:18
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 59 minutes to fly from St. Louis (STL) to Denver (DEN).
  • Airlines with flights from St. Louis (STL) to Denver (DEN): Frontier Airlines, United Airlines and Air Canada.
  • There are 2 airports near Denver: Denver International Airport and Rocky Mountain Metropolitan Airport.

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