Direct (non-stop) flights from Saint Louis (STL) to Denver (DEN)
Find comprehensive flight information, schedules, and booking details for direct flights from Saint Louis (STL), US to Denver (DEN), US. This popular route is operated by 3 airlines, offering multiple daily departures.• Flight Duration: 2h 10m - 2h 39m (average flight time)• Distance: 772 miles (1242 km) (air miles between airports)• Daily Flights: 7-15 flights (scheduled departures per day)
Saint Louis (STL)
US
Denver (DEN)
US
FLIGHT TIME
2h 10m - 2h 39m
FLIGHT DISTANCE
772 miles (1242 km)
2h 20m - 2h 34m
05:35
21:45
772 miles (1242 km)
March
3 (Show)
77
Flight Schedule
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Airlines with direct flights from Saint Louis (STL) to Denver (DEN)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 10m - 2h 39m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 13:00, 5:00, 8:00, offering more flight options and potentially better connections.
Weather & Climate at Denver (DEN)
10.0°C
Avg Temperature52mm
Avg Rainfall11.5km/h
Avg Wind Speed52%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Denver (DEN)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Denver (DEN)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Time to Visit & Travel Planning
Cheapest Day
Cheapest Month
Average Fare
$518
Travel Planning Tips for Saint Louis (STL) to Denver (DEN)
- Best Day to Book
Wednesday typically offers the lowest fares for flights from Saint Louis (STL) to Denver (DEN). Consider booking on this day for potential savings.
- Best Month to Travel
October is generally the cheapest month to fly from Saint Louis (STL) to Denver (DEN). Plan your trip during this month for the best deals.
- Average Flight Price
The average fare for flights from Saint Louis (STL) to Denver (DEN) is approximately $518. Prices may vary based on booking time, season, and airline.
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Related Pages
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Frequently Asked Questions
How many flights operate from St Louis (STL) to Denver (DEN)?
There are 11 direct flights operating from St Louis (STL) to Denver (DEN). Approximately 7-15 flights daily.
Which airlines operate flights from St Louis (STL) to Denver (DEN)?
3 airlines operate on this route: Southwest Airlines, United Airlines, Frontier Airlines.
How long is the flight from St Louis (STL) to Denver (DEN)?
The flight duration from St Louis (STL) to Denver (DEN) is approximately 2h 10m - 2h 39m.
What is the distance from St Louis (STL) to Denver (DEN)?
The distance from St Louis (STL) to Denver (DEN) is 772 miles (1242 km).
What is the flight time range for this route?
Flight times on this route range from 2h 20m - 2h 34m.
What are the earliest and latest flight departure times?
The earliest flight departs at 05:35 and the latest flight departs at 21:45.
What is the cheapest month to fly from St Louis (STL) to Denver (DEN)?
March is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 77 flights operate per week from St Louis (STL) to Denver (DEN).
What types of aircraft operate on this route?
This route is served by Boeing 737MAX 8 Passenger, Boeing 737-700 (winglets) Passenger/BBJ1, Airbus A320, Boeing 737-800 (winglets) Passenger/BBJ2, Airbus A321neo.
What is the average flight price from St Louis (STL) to Denver (DEN)?
The average flight price for a round-trip ticket from St Louis (STL) to Denver (DEN) is approximately $175 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from St Louis (STL) to Denver (DEN) for the lowest prices?
March is typically the cheapest month to fly from St Louis (STL) to Denver (DEN). Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from St Louis (STL) to Denver (DEN)?
3 airlines offer direct flights from St Louis (STL) to Denver (DEN), providing travelers with multiple options for scheduling and pricing.
How far is Denver (DEN) from St Louis (STL)?
The distance from St Louis (STL) to Denver (DEN) is 772 miles (1242 km). This is a long-haul flight route.
How long does it take to fly from St Louis (STL) to Denver (DEN)?
The flight time from St Louis (STL) to Denver (DEN) is approximately 2h 10m - 2h 39m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.
What city does Denver (DEN) serve?
Denver (DEN) serves Denver, US.