Find Denver to St. Louis flights starting at CAD 35.
Book one-way or return flights from Denver to St. Louis from as little as CAD 35. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- DEN12:452h 5mDirectSTL15:50Tue, May 14|Denver - St. Louis|Frontier AirlinesCAD 35CAD 7554% OFF54% OFFCAD 75CAD 35
- DEN06:152h 10mDirectSTL09:25Sat, May 18|Denver - St. Louis|Frontier AirlinesCAD 35CAD 7552% OFF52% OFFCAD 75CAD 35
- DEN10:002h 9mDirectSTL13:09Tue, May 21|Denver - St. Louis|Frontier AirlinesCAD 37CAD 7551% OFF51% OFFCAD 75CAD 37
- DEN06:262h 11mDirectSTL09:37Wed, May 22|Denver - St. Louis|Frontier AirlinesCAD 42CAD 42
- DEN06:412h 6mDirectSTL09:47Wed, May 8|Denver - St. Louis|Frontier AirlinesCAD 45CAD 45
- DEN06:202h 10mDirectSTL09:30Sat, Jun 15|Denver - St. Louis|Frontier AirlinesCAD 49CAD 49
- DEN06:262h 10mDirectSTL09:36Wed, May 29|Denver - St. Louis|Frontier AirlinesCAD 50CAD 50
- DEN06:202h 10mDirectSTL09:30Sat, Jun 8|Denver - St. Louis|Frontier AirlinesCAD 50CAD 50
- DEN18:542h 12mDirectSTL22:06Thu, May 16|Denver - St. Louis|Frontier AirlinesCAD 51CAD 51
- DEN06:262h 10mDirectSTL09:36Mon, May 20|Denver - St. Louis|Frontier AirlinesCAD 51CAD 51
- DEN13:003h 5mDirectSTL14:00Sun, May 5|Denver - St. Louis|Frontier AirlinesFind More FlightsFind More Flights
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- CheapestDEN12:452h 5mDirectSTL15:50Denver International Airport - St. Louis Lambert International AirportTue, May 14Frontier AirlinesCAD 35
- DEN12:452h 5mDirectSTL15:50Denver International Airport - St. Louis Lambert International AirportTue, May 14Frontier AirlinesCAD 35Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from Denver to St. Louis
Cheapest direct flight price | CAD 34 |
---|---|
Cheapest return ticket price | CAD 56 |
Cheapest month | January |
Peak season for travel | October |
Flight distance | 1,253.6km |
Average flight time | 2 hours 57 minutes |
Popular airline | American Airlines |
Plan Your Trip Around St. Louis
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