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

Flight FAQs

From St Louis to Denver

What days are nonstop flights available from St Louis to Denver?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Flights from Lambert-St Louis to Denver Intl have been viewed 355 times in the past calendar month.

What percent of flights are delayed?

When booking remember that flights St Louis to Denver are typically delayed by 72min. so prepare as needed.

How many passenger seats are available on a flight on this route?

Expect 1,038 seats to be available on average per day for flights from Lambert-St Louis to Denver Intl.

What is the cheapest airline for this route?

Currently, Southwest Airlines Co. offers the cheapest flights from St Louis to Denver. On average 100 flights can be found for this airline route daily.

How long does the flight from St Louis to Denver take?

Travelers can expect a nonstop flight to take approximately 3 hours, flying a distance of about 480 miles.

How many flights depart from St Louis to Denver on average per day?

On average 43 flights depart from Lambert-St Louis to Denver Intl per day.
Early Morning (Midnight to 6am) - 16% of flight departures
Morning (6am - Noon) - 53% of flight departures
Afternoon (Noon - 6pm) - 23% of flight departures
Evening (6pm - Midnight) - 7% of flight departures

Does it rain more in St Louis or Denver?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in St Louis is roughly greater than that of Denver. You can assume this to be the case over the next 12 days.

Is St Louis weather warmer or cooler than Denver?

Temperatures around the 90 °F's can be experienced in July. The weather in Denver is the same as in St Louis. Plan for potential changes in flight availability as peak weather approaches in this location.