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Cheap Flights from St. Louis to Denver $78.4

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Cheapest Flights from St. Louis to Denver (STL to DEN)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from St. Louis to Denver (STL to DEN)

Question : Are you paying the cheapest or highest price for your ticket to Denver?
Answer : Flight prices are fluctuating more for this route than most routes in the United States, as they're ranging from $77 to $558. Remember, the sooner you book, the more you'll be able to save.

Question : What day of the week has the most flight time options?
Answer : With 11 total flight time options, Monday provides the most flexibility from STL to DEN. However, with only eight flight times, Saturday doesn't offer quite as many options when finding that perfect departure time.

Question : If speed is all that matters, how can you get from STL to DEN as quickly as possible?
Answer : Southwest Airlines can get you there in two hours and 15 minutes. So, if you were to leave Saint Louis at 5:30 PM CDT, you would arrive in Denver at 6:45 PM MDT (remember, there is a time change of one hour).

Question : About how long is the flight from Saint Louis to Denver?
Answer : The average flight duration between STL and DEN is two hours and 27 minutes.

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : Apr 26th has seen bookings (as of Apr 17th) as cheap as $77. That comes in 53% below the average price for this route. Saving on flight costs means you'll have more money to spend on your trip.

Question : What are the chances this flight will be delayed?
Answer : Passengers are currently getting to their destination on schedule 78% of the time, which ranks in the top 50% of the world. When a flight is delayed, it's a 37-minute delay on average.

Question : Which airline is least likely to get you to DEN on time?
Answer : If you're flying Delta Air Lines to Denver from Saint Louis, you may be tardy as they're late 100% of the time. If you should choose this airline, be sure to track the flight status to stay on top of the departure time.