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Flights from St. Louis Flights to Denver

Direct flights from St. Louis to Denver

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

St. Louis

United States

United States

STL

Lambert-Saint Louis International Airport

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Denver

United States

United States

DEN

Denver International Airport (succeeded Stapleton Airpo

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Flight schedule
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Click to show full flight schedule

Distance
477 miles  ·  (767 km)
Flight time
2 hours and 31 minutes
Airlines
  • Frontier Airlines
  • Southwest Airlines
  • United Airlines
Alliances
  • OneWorld
  • SkyTeam
  • Star Alliance
Classes
  • Economy
  • Premium Economy
  • Business Class
  • First Class
Aircrafts
  • Airbus A319
  • Airbus A320-100/200
  • Airbus A321-100/200
  • Boeing 737 MAX 8
  • Boeing 737-700 (winglets)
  • Boeing 737-800
  • Boeing 737-800 (winglets)
  • Canadair Regional Jet 700
  • Embraer 175

St. Louis to Denver Flight Schedule

Scan through all non-stop flights from St. Louis to Denver. The full flight schedule below gives an overview of all non-stop flights from STL to DEN, which includes the daily timetable of every operating airline for the upcoming 12 months.

Note: for airline-specific flight schedules, please scroll further down.

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Airlines flying from St. Louis to Denver

Airline-specific flight schedules from St. Louis to Denver

In total there are 3 airlines operating nonstop flights from St. Louis STL to Denver DEN. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.

Click an airline below to view their STL DEN flight schedule.

Frontier Airlines
Frontier Airlines (F9)
Southwest Airlines
Southwest Airlines (WN)
United Airlines
United Airlines (UA)

Frontier Airlines
Frontier Airlines flight schedulefrom St. Louis to Denver

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Southwest Airlines
Southwest Airlines flight schedulefrom St. Louis to Denver

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United Airlines
United Airlines flight schedulefrom St. Louis to Denver

United Airlines is a member of Star Alliance
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St. Louis to Denver Flights

Flights from STL to DEN are operated 68 times a week, with an average of 10 flights per day. Departure times vary between 05:05 - 22:55. The earliest flight departs at 05:05, the last flight departs at 22:55. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.

You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).

The fastest direct flight from St. Louis to Denver takes 2 hours and 31 minutes. The flight distance between St. Louis and Denver is 477 miles (or 767 km).

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Frequently asked questions - FAQ

How many airports are there in Denver?

There is 1 airport in Denver: Denver International Airport (succeeded Stapleton Airpo (DEN).

How many flights per week are there from STL to DEN?

There are 68 flights per week flying from St. Louis to Denver (as of July 2021).

How long does it take to fly from St. Louis to Denver?

2 hours and 31 minutes is the average flight time from St. Louis to Denver.

How far is Denver from St. Louis?

The distance from St. Louis to Denver is 477 miles (767 kilometers).

What airlines fly nonstop from STL airport to DEN airport?

Frontier Airlines, Southwest Airlines and United Airlines are flying nonstop from St. Louis to Denver.

What alliances have direct flights from St. Louis to Denver?

Star Alliance is currently the only alliance flying nonstop from St. Louis to Denver.

What classes are available from St. Louis to Denver?

You can fly non-stop in Economy and Business Class.

What aircraft types fly from St. Louis to Denver?

Aircraft types that fly from St. Louis to Denver:

  • Airbus A319
  • Airbus A320-100/200
  • Airbus A321-100/200
  • Boeing 737 MAX 8
  • Boeing 737-700 (winglets)
  • Boeing 737-800
  • Boeing 737-800 (winglets)
  • Canadair Regional Jet 700
  • Embraer 175

What is the earliest flight departing from St. Louis to Denver?

The earliest flight departs at 05:05 from St. Louis and arrives at 06:35 at Denver.

What is the latest flight available from St. Louis to Denver?

The latest flight departs at 22:55 from St. Louis and arrives at 00:20 at Denver.

Popular flights from St. Louis, United States

St. Louis to Chicago
STL to ORD
United States
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STL to DEN
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St. Louis to Atlanta
STL to ATL
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STL to MCO
United States
St. Louis to Dallas-Fort Worth
STL to DFW
United States
St. Louis to Minneapolis
STL to MSP
United States
St. Louis to New York City
STL to LGA
United States
St. Louis to Las Vegas
STL to LAS
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St. Louis to Charlotte
STL to CLT
United States
St. Louis to Phoenix
STL to PHX
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St. Louis to Salt Lake City
STL to SLC
United States
St. Louis to Dallas
STL to DAL
United States
St. Louis to Chicago
STL to MDW
United States
St. Louis to Detroit
STL to DTW
United States
Show all flights from St. Louis Show all flights to Denver

Frontier Airlines
Popular routes operated by Frontier Airlines

Denver to Las Vegas
DEN to LAS
United States
Denver to Orlando
DEN to MCO
United States
Denver to Salt Lake City
DEN to SLC
United States
Denver to Cancún
DEN to CUN
Mexico
Denver to Phoenix
DEN to PHX
United States
Denver to Washington
DEN to DCA
United States
Denver to Santa Ana
DEN to SNA
United States
Show all Frontier Airlines flights

Southwest Airlines
Popular routes operated by Southwest Airlines

Denver to Dallas
DEN to DAL
United States
Denver to Chicago
DEN to MDW
United States
Denver to Phoenix
DEN to PHX
United States
Denver to Las Vegas
DEN to LAS
United States
Denver to Orlando
DEN to MCO
United States
Denver to Houston
DEN to HOU
United States
Denver to Nashville
DEN to BNA
United States
Show all Southwest Airlines flights

United Airlines
Popular routes operated by United Airlines

Denver to Chicago
DEN to ORD
United States
Denver to Houston
DEN to IAH
United States
Denver to New York
DEN to EWR
United States
Denver to Washington
DEN to IAD
United States
Denver to Aspen
DEN to ASE
United States
Denver to Salt Lake City
DEN to SLC
United States
Denver to Colorado Springs
DEN to COS
United States
Show all United Airlines flights

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Non-stop flights from STL to DEN

477 miles (767 km)  ·  2h 31m

Round trip
  • Round trip
  • One way
1 passenger
  • Adults Over 15
    1
  • Children Aged 3 - 15
    0
  • Infants Aged 0 - 2
    0
Economy
  • Economy
  • Premium Economy
  • Business Class
  • First Class
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Return schedule
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  • 06:35

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  • 08:35

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    United Airlines

    Star Alliance

  • UA 5356

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  • 08:35

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  • 09:39

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  • UA 5347

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  • UA 5221

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  • WN 3477

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