Flight times from St. Louis to Denver & schedule

The average flight time from St. Louis to Denver is About 3 hours 22 minutes, covering a distance of About 1,253.6 km.

Flight duration

About 3 hours 22 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
Frontier Airlines F93107
STL 2:52 PM
LAS 4:28 PM
With stops 3.6h
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Frontier Airlines F91994
LAS 6:34 PM
DEN 9:41 PM
2.1h
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Delta Air Lines DL2455
STL 2:27 PM
SLC 4:40 PM
With stops 3.2h
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Delta Air Lines DL1667
SLC 8:59 PM
DEN 10:31 PM
1.5h
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Delta Air Lines DL4174
STL 3:11 PM
MSP 4:52 PM
With stops 1.7h
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Delta Air Lines DL2931
MSP 6:41 PM
DEN 7:51 PM
2.2h
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Frontier Airlines F91523
STL 3:34 PM
DFW 5:36 PM
With stops 2.0h
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Frontier Airlines F92631
DFW 7:09 PM
DEN 8:32 PM
2.4h
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Delta Air Lines DL1485
STL 3:13 PM
ATL 5:52 PM
With stops 1.6h
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Delta Air Lines DL493
ATL 3:00 PM
DEN 4:11 PM
3.2h
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Delta Air Lines DL1485
STL 3:13 PM
ATL 5:52 PM
With stops 1.6h
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Delta Air Lines DL956
ATL 10:25 PM
DEN 11:45 PM
3.3h
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United Airlines UA1483
STL 4:48 PM
DEN 6:24 PM
Nonstop 2.6h
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Frontier Airlines F92636
STL 4:19 PM
MCO 7:53 PM
With stops 2.6h
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Frontier Airlines F93311
MCO 8:33 PM
DEN 11:11 PM
4.6h
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Frontier Airlines F92636
STL 4:19 PM
MCO 7:53 PM
With stops 2.6h
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Frontier Airlines F91733
MCO 6:00 AM
DEN 8:24 AM
4.4h
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United Airlines UA362
STL 5:10 AM
DEN 6:32 AM
Nonstop 2.4h
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United Airlines UA1639
STL 5:33 PM
ORD 7:04 PM
With stops 1.5h
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United Airlines UA329
ORD 8:00 PM
DEN 9:46 PM
2.8h
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Delta Air Lines DL1605
STL 5:36 PM
MSP 7:15 PM
With stops 1.6h
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Delta Air Lines DL643
MSP 10:29 PM
DEN 11:41 PM
2.2h
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United Airlines UA1639
STL 5:33 PM
ORD 7:04 PM
With stops 1.5h
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United Airlines UA1342
ORD 9:54 PM
DEN 11:52 PM
3.0h
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Frontier Airlines F94474
STL 5:27 PM
ATL 8:14 PM
With stops 1.8h
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Frontier Airlines F93599
ATL 8:30 PM
DEN 10:05 PM
3.6h
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American Airlines AA4537
STL 5:03 PM
ORD 6:44 PM
With stops 1.7h
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American Airlines AA1387
ORD 10:35 PM
DEN 12:17 AM
2.7h
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American Airlines AA1926
STL 6:00 AM
ORD 7:29 AM
With stops 1.5h
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American Airlines AA1744
ORD 10:00 AM
DEN 11:44 AM
2.7h
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Delta Air Lines DL1626
STL 6:30 AM
DTW 9:04 AM
With stops 1.6h
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Delta Air Lines DL1648
DTW 12:15 PM
DEN 1:17 PM
3.0h
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Frontier Airlines F94567
STL 7:38 PM
DEN 9:04 PM
Nonstop 2.4h
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American Airlines AA2324
STL 7:00 AM
ORD 8:28 AM
With stops 1.5h
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American Airlines AA1744
ORD 10:00 AM
DEN 11:44 AM
2.7h
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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 DL956
ATL 10:25 PM
DEN 11:45 PM
3.3h
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American Airlines AA2717
STL 12:45 PM
CLT 3:42 PM
With stops 1.9h
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American Airlines AA1736
CLT 6:32 PM
DEN 8:17 PM
3.8h
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Delta Air Lines DL1053
STL 11:25 AM
MSP 1:04 PM
With stops 1.6h
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Delta Air Lines DL1025
MSP 2:20 PM
DEN 3:24 PM
2.1h
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Delta Air Lines DL2868
STL 10:29 AM
DTW 1:02 PM
With stops 1.6h
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Delta Air Lines DL2431
DTW 4:08 PM
DEN 5:12 PM
3.1h
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American Airlines AA4104
STL 9:09 AM
ORD 10:35 AM
With stops 1.4h
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American Airlines AA1760
ORD 12:00 PM
DEN 1:44 PM
2.7h
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American Airlines AA2733
STL 9:24 AM
CLT 12:17 PM
With stops 1.9h
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American Airlines AA1735
CLT 1:32 PM
DEN 3:03 PM
3.5h
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United Airlines UA4411
STL 8:15 PM
ORD 9:53 PM
With stops 1.6h
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United Airlines UA767
ORD 8:55 AM
DEN 10:30 AM
2.6h
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United Airlines UA4411
STL 8:15 PM
ORD 9:53 PM
With stops 1.6h
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United Airlines UA1342
ORD 9:54 PM
DEN 11:52 PM
3.0h
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Frontier Airlines F94567
STL 7:38 PM
DEN 9:04 PM
Nonstop 2.4h
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American Airlines AA2324
STL 7:00 AM
ORD 8:28 AM
With stops 1.5h
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American Airlines AA1744
ORD 10:00 AM
DEN 11:44 AM
2.7h
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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 DL956
ATL 10:25 PM
DEN 11:45 PM
3.3h
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Frontier Airlines F92017
STL 7:10 PM
LAS 8:43 PM
With stops 3.5h
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Frontier Airlines F94612
LAS 9:24 PM
DEN 12:30 AM
2.1h
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Frontier Airlines F92017
STL 7:10 PM
LAS 8:43 PM
With stops 3.5h
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Frontier Airlines F91994
LAS 6:34 PM
DEN 9:41 PM
2.1h
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American Airlines AA2324
STL 7:00 AM
ORD 8:28 AM
With stops 1.5h
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American Airlines AA1760
ORD 12:00 PM
DEN 1:44 PM
2.7h
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American Airlines AA712
STL 7:30 AM
CLT 10:29 AM
With stops 2.0h
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American Airlines AA1735
CLT 1:32 PM
DEN 3:03 PM
3.5h
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American Airlines AA858
STL 7:30 AM
CLT 10:30 AM
With stops 2.0h
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American Airlines AA1758
CLT 11:30 AM
DEN 12:57 PM
3.5h
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American Airlines AA537
STL 7:00 AM
DFW 9:10 AM
With stops 2.2h
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American Airlines AA1322
DFW 4:13 PM
DEN 5:20 PM
2.1h
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American Airlines AA1926
STL 6:00 AM
ORD 7:29 AM
With stops 1.5h
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American Airlines AA1744
ORD 10:00 AM
DEN 11:44 AM
2.7h
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Delta Air Lines DL1626
STL 6:30 AM
DTW 9:04 AM
With stops 1.6h
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Delta Air Lines DL1648
DTW 12:15 PM
DEN 1:17 PM
3.0h
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United Airlines UA362
STL 5:10 AM
DEN 6:32 AM
Nonstop 2.4h
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United Airlines UA1639
STL 5:33 PM
ORD 7:04 PM
With stops 1.5h
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United Airlines UA329
ORD 8:00 PM
DEN 9:46 PM
2.8h
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United Airlines UA1483
STL 4:48 PM
DEN 6:24 PM
Nonstop 2.6h
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United Airlines UA362
STL 5:10 AM
DEN 6:32 AM
Nonstop 2.4h
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Frontier Airlines F94567
STL 7:38 PM
DEN 9:04 PM
Nonstop 2.4h
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Frontier Airlines F94567
STL 7:38 PM
DEN 9:04 PM
Nonstop 2.4h
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United Airlines UA362
STL 5:10 AM
DEN 6:32 AM
Nonstop 2.4h
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United Airlines UA1483
STL 4:48 PM
DEN 6:24 PM
Nonstop 2.6h
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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 32 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.