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Cheap flights from St Louis to Denver (STL - DEN)

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The best prices from St Louis to Denver are usually found in April or January, booked 32 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

STL
St Louis
DEN
Denver
 Add details to search for flights
+120.0%
+80.0%
+40.0%
Base
Price
113 - 228 USD
Temperature
45 - 90 °F
Rainfall
0 - 3 inches
Most popular in July High demand for flights, 20% potential price rise
Cheapest in April Best time to find cheap flights, 4% potential price drop
Average price $153 Price for this month
Cheapest price $113 From St Louis to Denver

Cheap flights from St Louis to Denver in June 2019

The best prices found for STL to DEN flights for June
26 Jun - 4 Jul
$92pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
25 Jun - 3 Jul
$120pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
STL
Lambert-St Louis
27 Jun - 4 Jul
$127pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis

St Louis to Denver 2019 flight deals

Cheap flights to Denver from St Louis found for this year
26 Jun - 4 Jul
$92pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
17 Sep - 21 Sep
$97pp
STL
Lambert-St Louis
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
STL
Lambert-St Louis
10 Sep - 18 Sep
$97pp
STL
Lambert-St Louis
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
STL
Lambert-St Louis

Non-stop flights to Denver from St Louis

Save time with St Louis to Denver direct flight deals
26 Jun - 4 Jul
$92pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
31 Jul - 5 Aug
$112pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis
27 Jun - 4 Jul
$127pp
STL
Lambert-St Louis
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
STL
Lambert-St Louis

Last minute flights from St Louis to Denver

Late deals on round-trip flights to Denver from St Louis, departing today and this week
30 May - 3 Jun
$126pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
Non-Stop
STL
Lambert-St Louis
29 May - 30 May
$149pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
American Airlines
 
1 STOP
STL
Lambert-St Louis
27 May - 31 May
$209pp
STL
Lambert-St Louis
Delta
 
1 STOP
DEN
Denver Intl
DEN
Denver Intl
Delta
 
1 STOP
STL
Lambert-St Louis

Destination information for Denver

Things to know before you go. Useful info for your trip from St Louis to Denver
Flight duration
2h 16m

Airports servicing St. Louis

Airports servicing Denver

Average temperature for May in Denver
22.6 °C
Avg rainfall for May in Denver
48.0 mm
Over the next ten days, the expected rainfall is likely to be 3.22 inches less in Denver than in St Louis .
In St Louis, the weather for the next ten days is 78.1°F, but in Denver it’ll be 72.7°F.
The days of the week where direct flights between St Louis and Denver are currently available are Sun, Mon, Tue, Wed, Thu, Fri and Sat
Which airlines fly from St Louis to Denver?
Direct flights from St Louis to Denver are currently served by 4 airlines, including Air Canada, Frontier and Southwest.
There have been 408 users looking for flights to Denver from St Louis in the past thirty days.

Related info for your journey

Useful info, stats and facts about St Louis to Denver flights.
Flight FAQs
From St Louis to Denver
What percent of flights are delayed?
A delay of 1 hr 12.2 mins is common
How many passenger seats are available on a flight on this route?
On average, all flights from St Louis offer a total of 1,038 seats to Denver per day
How many passenger seats are available on a flight on this route?
Popular Southwest Airlines Co. operates 100 flight per week
Related searches
Flights to Denver from St Louis