St LouisDenver

Flights from St Louis to Denver

Flying time from St Louis (STL) to Denver (DEN) is about 2h 3m (1,236 km).

All flights to Denver →

Search STL–DEN flights

Photo of Denver: Noel Aph on Pexels.

When you land in Denver

The airport transfer and the few things worth sorting before you fly.

A daylight view of Ball Arena amidst Denver's urban landscape, highlighting its architectural design. — arriving in Denver

Airport transfer

DEN → Denver, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices

Equestrian statue of King Louis IX in St. Louis, Missouri under a partly cloudy sky. — lounges at St. Louis Airport

St. Louis Airport · 1 lounge

Before you flyAirport lounges at St. Louis →

Trains, buses and taxi faresDEN to Denver: getting into town →

Things to book in Denver

All 10 things to do in Denver →

from €51.58

Elitch Gardens 4.4 · 60 Tiqets reviews

from €48.20

Denver Attraction Passes 4.5 · 54 Tiqets reviews

from €26.78

Denver Botanic Gardens 4.5 · 54 Tiqets reviews

from €48.20

Downtown Aquarium Denver 4.5 · 54 Tiqets reviews

Find hotels in Denver

Hotels, hostels & more · Expedia

Search hotels

Airlines flying St Louis to Denver

We have not confirmed which airlines fly STL–DEN nonstop. Search the route to see every carrier selling it today, including connections.

More for this trip

Frequently asked questions — St Louis to Denver flights

How long is the flight from St Louis to Denver?

St Louis (STL) and Denver (DEN) are 1,236 km apart, about 2h 3m of flying time. We have not seen a nonstop fare on this pair, so expect to connect, which adds to the total journey time.

How far is St Louis from Denver by air?

The great-circle distance between St. Louis Lambert International Airport and Denver International Airport is 1,236 km (768 miles), a medium-haul route.

Do I need a visa to travel from St Louis to Denver?

It depends on your passport. Some nationalities can enter Denver visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 12 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

Ready to book STL–DEN?

Set a fare alert, check your visa, or search flights now.

🔔 Fare alert for STL–DEN 🌍 Check visa requirements ⚡ Connection risk checker