Flights from Denver Airport (DEN) to St. Louis Lambert Airport Airport (STL)

We've found the cheapest flights to St Louis

Returns from £37.90

One-way from £18.95

Airliners including Circadian Aviation, Volaris, Frontier, United Airlines, Air Canada and Southwest Airlines all offer direct flights between Denver International to Lambert-St. Louis International. The flight time is approximately 2 Hours 16 Minutes.

The cost of flights varies on the time and day you fly. The cheapest flights available will generally be mid week or late in the evening, so if you are on a budget then these are the flight times you should consider. Alternatively, you could book well in advance and you flight could be up to 50% cheaper, especially with budget airliners. If it is possible, you should book your flights 2 or more months in advance as ticket prices will be substantially lower.

On arriving at Lambert-St. Louis International please note the time difference, the time zone at Lambert-St. Louis International is 6.0 GMT compared to 7.0 GMT at Denver International.

Below you will see all the airlines that fly from Denver International (DEN) to Lambert-St. Louis International (STL) and the number of flights they operate each day.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Southwest Airlines777775806:4023:40VIEW FLIGHTS
United Airlines333333309:4121:09VIEW FLIGHTS
Air Canada333333309:4121:09VIEW FLIGHTS
Frontier111111109:3622:32VIEW FLIGHTS
Volaris000100122:0622:32VIEW FLIGHTS
Circadian Aviation000100016:4016:40VIEW FLIGHTS

Southwest Airlines is the most popular airliners who operate this route. They have around 48 a week with times that vary between 06:40 and 23:40.

To book your flight you can visit Southwest Airlines on their website www.southwest.com/?ref=southwestairlines.com. You will find up to date information on availability and the latest discounts.

Flight times for the route are summarised in the table below. These time were correct at the time of writing, but please be aware that times may vary from time to time so please check their website for exact times and the dates you wish to fly.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
09:10
AirlineFlight  No
Southwest AirlinesWN6166
09:47
AirlineFlight  No
FrontierF96
11:55
AirlineFlight  No
Southwest AirlinesWN3567
12:40
AirlineFlight  No
Southwest AirlinesWN5558
12:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
13:20
AirlineFlight  No
Southwest AirlinesWN4853
13:34
AirlineFlight  No
United AirlinesUA1315
15:55
AirlineFlight  No
Southwest AirlinesWN4639
16:38
AirlineFlight  No
Air CanadaAC4878
18:05
AirlineFlight  No
Air CanadaAC4949
21:09
AirlineFlight  No
United AirlinesUA1815
21:15
AirlineFlight  No
Southwest AirlinesWN5682
23:10
AirlineFlight  No
Southwest AirlinesWN182
VIEW FLIGHTS
Tuesday
09:00
AirlineFlight  No
Southwest AirlinesWN6166
11:20
AirlineFlight  No
Southwest AirlinesWN3469
12:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
13:40
AirlineFlight  No
Southwest AirlinesWN4853
15:50
AirlineFlight  No
FrontierF93302
16:25
AirlineFlight  No
Southwest AirlinesWN5558
16:38
AirlineFlight  No
United AirlinesUA1315
Air CanadaAC4878
19:45
AirlineFlight  No
Southwest AirlinesWN4639
21:09
AirlineFlight  No
United AirlinesUA1815
Air CanadaAC4949
22:15
AirlineFlight  No
Southwest AirlinesWN5682
23:35
AirlineFlight  No
Southwest AirlinesWN182
VIEW FLIGHTS
Wednesday
09:00
AirlineFlight  No
Southwest AirlinesWN6166
09:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
09:47
AirlineFlight  No
FrontierF96
11:20
AirlineFlight  No
Southwest AirlinesWN3469
13:34
AirlineFlight  No
United AirlinesUA1315
13:40
AirlineFlight  No
Southwest AirlinesWN4853
16:25
AirlineFlight  No
Southwest AirlinesWN5558
16:38
AirlineFlight  No
Air CanadaAC4878
16:40
AirlineFlight  No
Southwest AirlinesWN4639
18:05
AirlineFlight  No
Air CanadaAC4949
21:09
AirlineFlight  No
United AirlinesUA1815
22:15
AirlineFlight  No
Southwest AirlinesWN5682
23:35
AirlineFlight  No
Southwest AirlinesWN182
VIEW FLIGHTS
Thursday
09:10
AirlineFlight  No
Southwest AirlinesWN6166
09:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
10:20
AirlineFlight  No
Southwest AirlinesWN4853
11:55
AirlineFlight  No
Southwest AirlinesWN3567
12:40
AirlineFlight  No
Southwest AirlinesWN5558
13:34
AirlineFlight  No
United AirlinesUA1315
16:38
AirlineFlight  No
Air CanadaAC4878
16:40
AirlineFlight  No
Circadian AviationCYC56
18:55
AirlineFlight  No
Southwest AirlinesWN4639
21:09
AirlineFlight  No
United AirlinesUA1815
Air CanadaAC4949
21:15
AirlineFlight  No
Southwest AirlinesWN5682
22:06
AirlineFlight  No
VolarisY42619
FrontierF94478
23:10
AirlineFlight  No
Southwest AirlinesWN182
VIEW FLIGHTS
Friday
09:10
AirlineFlight  No
Southwest AirlinesWN6166
09:36
AirlineFlight  No
FrontierF93302
11:55
AirlineFlight  No
Southwest AirlinesWN3567
12:40
AirlineFlight  No
Southwest AirlinesWN5558
12:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
13:20
AirlineFlight  No
Southwest AirlinesWN4853
13:34
AirlineFlight  No
United AirlinesUA1315
15:55
AirlineFlight  No
Southwest AirlinesWN4639
16:38
AirlineFlight  No
Air CanadaAC4878
18:05
AirlineFlight  No
Air CanadaAC4949
21:09
AirlineFlight  No
United AirlinesUA1815
21:15
AirlineFlight  No
Southwest AirlinesWN5682
23:10
AirlineFlight  No
Southwest AirlinesWN182
VIEW FLIGHTS
Saturday
09:25
AirlineFlight  No
FrontierF93302
10:10
AirlineFlight  No
Southwest AirlinesWN6166
12:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
13:15
AirlineFlight  No
Southwest AirlinesWN4853
13:34
AirlineFlight  No
Air CanadaAC4878
14:55
AirlineFlight  No
Southwest AirlinesWN1079
16:35
AirlineFlight  No
Southwest AirlinesWN5558
16:38
AirlineFlight  No
United AirlinesUA1315
18:05
AirlineFlight  No
United AirlinesUA1815
18:20
AirlineFlight  No
Southwest AirlinesWN5682
21:09
AirlineFlight  No
Air CanadaAC4949
VIEW FLIGHTS
Sunday
06:40
AirlineFlight  No
Southwest AirlinesWN6166
08:00
AirlineFlight  No
Southwest AirlinesWN3469
12:41
AirlineFlight  No
United AirlinesUA652
Air CanadaAC4952
13:00
AirlineFlight  No
Southwest AirlinesWN5558
13:05
AirlineFlight  No
Southwest AirlinesWN4853
13:34
AirlineFlight  No
United AirlinesUA1315
14:50
AirlineFlight  No
Southwest AirlinesWN4639
16:38
AirlineFlight  No
Air CanadaAC4878
21:09
AirlineFlight  No
United AirlinesUA1815
Air CanadaAC4949
21:15
AirlineFlight  No
Southwest AirlinesWN5682
22:15
AirlineFlight  No
Southwest AirlinesWN603
22:32
AirlineFlight  No
VolarisY42619
FrontierF94478
23:40
AirlineFlight  No
Southwest AirlinesWN182
VIEW FLIGHTS

Other routes are also possible. Flying from a different airport may offer more convenient flight times, so below we have we have put a list of other routes that may well be suitable.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Denver Arapahoe Co to St Louis Lambert 02 Hours 17 Minutes

Over the past 10 years flight regulations have become very strict so we advise you to leave plenty of time to check in and get through customs.

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Flight Price FAQ - Denver (DEN) to St Louis (STL)

DIRECT Frontier Airlines
What is the cheapest direct flight one way from Denver DEN to St Louis STL?
The cheapest direct flight one way from Denver DEN to St Louis STL is £18.95 ($24 €22.03)
£18.95
$24 | €22.03
Check Latest Price
DIRECT Frontier Airlines
What is the cheapest direct return flight from Denver DEN to St Louis STL?
The cheapest direct return flight from Denver DEN to St Louis STL is £37.90 ($48 €44.06)
£37.90
$48 | €44.06
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from DEN to STL

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Flight Info FAQ - Denver (DEN) to St Louis (STL)

Who flies from Denver to St Louis?
The following airlines fly from Denver (DEN) to St Louis (STL): Air Canada, Circadian Aviation, Frontier, Southwest Airlines, United Airlines, Volaris.
How far is the flight from Denver to St Louis?
The flight from Denver to St Louis is 1,235KM or 768 miles.
How long does the flight from Denver to St Louis to take?
The flight from Denver to St Louis takes 2 Hours 16 Minutes.

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