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 1,253.6 km.

Flight duration

About 4 hours 9 minutes

Flight distance

About 1,253.6 km

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 AA2486
STL 1:36 PM
CLT 4:32 PM
With stops 1.9h
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American Airlines AA2511
CLT 6:22 PM
DEN 8:14 PM
3.9h
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Frontier Airlines F93301
STL 2:51 PM
DEN 4:18 PM
Nonstop 2.5h
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Delta Air Lines DL1506
STL 2:22 PM
SLC 4:38 PM
With stops 3.3h
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Delta Air Lines DL1586
SLC 5:40 PM
DEN 7:10 PM
1.5h
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Delta Air Lines DL3744
STL 3:40 PM
MSP 5:26 PM
With stops 1.8h
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Delta Air Lines DL2931
MSP 6:45 PM
DEN 8:00 PM
2.3h
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Frontier Airlines F92636
STL 3:49 PM
MCO 7:18 PM
With stops 2.5h
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Frontier Airlines F93311
MCO 8:29 PM
DEN 10:59 PM
4.5h
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United Airlines UA1236
STL 4:30 PM
DEN 6:05 PM
Nonstop 2.6h
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American Airlines AA696
STL 4:13 PM
DFW 6:15 PM
With stops 2.0h
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American Airlines AA662
DFW 10:41 PM
DEN 11:49 PM
2.1h
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Frontier Airlines F92630
STL 4:59 PM
MCO 8:25 PM
With stops 2.4h
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Frontier Airlines F93311
MCO 8:29 PM
DEN 10:59 PM
4.5h
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Frontier Airlines F93107
STL 4:16 PM
LAS 5:59 PM
With stops 3.7h
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Frontier Airlines F93540
LAS 4:51 PM
DEN 8:00 PM
2.1h
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Frontier Airlines F92630
STL 4:59 PM
MCO 8:25 PM
With stops 2.4h
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Frontier Airlines F94919
MCO 12:08 PM
DEN 2:31 PM
4.4h
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American Airlines AA2261
STL 5:12 AM
DFW 7:21 AM
With stops 2.1h
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American Airlines AA2357
DFW 8:15 AM
DEN 9:30 AM
2.3h
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Delta Air Lines DL1604
STL 5:01 PM
ATL 7:45 PM
With stops 1.7h
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Delta Air Lines DL956
ATL 10:25 PM
DEN 11:49 PM
3.4h
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American Airlines AA2261
STL 5:12 AM
DFW 7:21 AM
With stops 2.1h
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American Airlines AA2579
DFW 10:05 AM
DEN 11:21 AM
2.3h
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Delta Air Lines DL1604
STL 5:01 PM
ATL 7:45 PM
With stops 1.7h
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Delta Air Lines DL1449
ATL 10:54 PM
DEN 12:23 AM
3.5h
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American Airlines AA3658
STL 6:36 PM
ORD 8:05 PM
With stops 1.5h
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American Airlines AA1387
ORD 8:52 PM
DEN 10:45 PM
2.9h
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Delta Air Lines DL1597
STL 6:30 AM
MSP 8:06 AM
With stops 1.6h
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Delta Air Lines DL2849
MSP 8:55 AM
DEN 10:12 AM
2.3h
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United Airlines UA4495
STL 6:55 PM
ORD 8:28 PM
With stops 1.6h
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United Airlines UA329
ORD 8:00 PM
DEN 9:46 PM
2.8h
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American Airlines AA2269
STL 6:18 PM
DFW 8:25 PM
With stops 2.1h
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American Airlines AA662
DFW 10:41 PM
DEN 11:49 PM
2.1h
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Delta Air Lines DL1626
STL 6:45 AM
DTW 9:18 AM
With stops 1.6h
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Delta Air Lines DL1648
DTW 12:49 PM
DEN 2:03 PM
3.2h
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United Airlines UA1612
STL 7:41 AM
ORD 9:10 AM
With stops 1.5h
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United Airlines UA1803
ORD 10:50 AM
DEN 12:24 PM
2.6h
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Delta Air Lines DL3927
STL 11:30 AM
MSP 1:19 PM
With stops 1.8h
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Delta Air Lines DL1025
MSP 2:20 PM
DEN 3:31 PM
2.2h
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Delta Air Lines DL1400
STL 11:51 AM
ATL 2:30 PM
With stops 1.6h
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Delta Air Lines DL519
ATL 4:42 PM
DEN 6:04 PM
3.4h
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Frontier Airlines F92017
STL 9:55 PM
LAS 11:37 PM
With stops 3.7h
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Frontier Airlines F91994
LAS 12:59 AM
DEN 3:59 AM
2.0h
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United Airlines UA4405
STL 9:55 AM
ORD 11:28 AM
With stops 1.6h
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United Airlines UA1883
ORD 2:02 PM
DEN 3:57 PM
2.9h
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American Airlines AA2897
STL 9:35 AM
DFW 11:39 AM
With stops 2.1h
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American Airlines AA1832
DFW 2:44 PM
DEN 3:54 PM
2.2h
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Delta Air Lines DL1571
STL 9:00 AM
ATL 11:38 AM
With stops 1.6h
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Delta Air Lines DL519
ATL 4:42 PM
DEN 6:04 PM
3.4h
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Frontier Airlines F92017
STL 9:55 PM
LAS 11:37 PM
With stops 3.7h
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Frontier Airlines F94612
LAS 9:21 PM
DEN 12:20 AM
2.0h
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Frontier Airlines F94567
STL 8:06 PM
DEN 9:39 PM
Nonstop 2.5h
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United Airlines UA1612
STL 7:41 AM
ORD 9:10 AM
With stops 1.5h
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United Airlines UA1803
ORD 10:50 AM
DEN 12:24 PM
2.6h
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Delta Air Lines DL2363
STL 7:00 AM
SLC 9:25 AM
With stops 3.4h
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Delta Air Lines DL1553
SLC 10:20 AM
DEN 11:55 AM
1.6h
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Delta Air Lines DL1393
STL 7:05 PM
ATL 9:47 PM
With stops 1.7h
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Delta Air Lines DL1449
ATL 10:54 PM
DEN 12:23 AM
3.5h
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American Airlines AA1410
STL 7:00 AM
DFW 9:12 AM
With stops 2.2h
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American Airlines AA420
DFW 12:39 PM
DEN 1:47 PM
2.1h
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Hawaiian Airlines HA7001
STL 7:00 AM
SEA 9:31 AM
With stops 4.5h
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Hawaiian Airlines HA6652
SEA 7:55 PM
DEN 11:33 PM
2.6h
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American Airlines AA3658
STL 6:36 PM
ORD 8:05 PM
With stops 1.5h
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American Airlines AA1387
ORD 8:52 PM
DEN 10:45 PM
2.9h
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Delta Air Lines DL1597
STL 6:30 AM
MSP 8:06 AM
With stops 1.6h
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Delta Air Lines DL2849
MSP 8:55 AM
DEN 10:12 AM
2.3h
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United Airlines UA4495
STL 6:55 PM
ORD 8:28 PM
With stops 1.6h
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United Airlines UA329
ORD 8:00 PM
DEN 9:46 PM
2.8h
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American Airlines AA2269
STL 6:18 PM
DFW 8:25 PM
With stops 2.1h
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American Airlines AA662
DFW 10:41 PM
DEN 11:49 PM
2.1h
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Delta Air Lines DL1626
STL 6:45 AM
DTW 9:18 AM
With stops 1.6h
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Delta Air Lines DL1648
DTW 12:49 PM
DEN 2:03 PM
3.2h
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American Airlines AA2261
STL 5:12 AM
DFW 7:21 AM
With stops 2.1h
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American Airlines AA2357
DFW 8:15 AM
DEN 9:30 AM
2.3h
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Delta Air Lines DL1604
STL 5:01 PM
ATL 7:45 PM
With stops 1.7h
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Delta Air Lines DL956
ATL 10:25 PM
DEN 11:49 PM
3.4h
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Frontier Airlines F93301
STL 2:51 PM
DEN 4:18 PM
Nonstop 2.5h
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United Airlines UA1236
STL 4:30 PM
DEN 6:05 PM
Nonstop 2.6h
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Frontier Airlines F94567
STL 8:06 PM
DEN 9:39 PM
Nonstop 2.5h
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Frontier Airlines F94567
STL 8:06 PM
DEN 9:39 PM
Nonstop 2.5h
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United Airlines UA1236
STL 4:30 PM
DEN 6:05 PM
Nonstop 2.6h
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Frontier Airlines F93301
STL 2:51 PM
DEN 4:18 PM
Nonstop 2.5h
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FAQs about flight schedules from St. Louis to Denver

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

    Airlines adjust prices for flights from St. Louis to Denver based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • It takes around 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.