St. Louis Lambert International Airport
St Louis · US
STL See airport pageCheap Flights from St Louis (STL) to Denver (DEN)
Track fares, compare route details, and get alerted when prices from St Louis to Denver drop again.
Typical travel time: 2h 4m
Route pattern: Usually direct
We currently track this route between St Louis (STL) and Denver (DEN).
This trip covers about 1,236 km and usually takes around 2h 4m.
We are still collecting live fare checks for this route. Start a free alert and we will email you as soon as prices appear.
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What we know about this route
60 · STL
What we know about this route
Route distance
1,236 km
Typical travel time
2h 4m
Route pattern
Usually direct
Last checked
—
Popular airlines on this route
F9
WN
Recent fares we tracked
Recent fares we tracked
No live fares tracked yet
We are still collecting live fare checks for this route. Start a free alert and we will email you as soon as prices appear.
Airport information
Airport information
Denver International Airport
Denver · US
DEN See airport page
Frequently Asked Questions
Frequently Asked Questions
How long does the trip from St Louis to Denver usually take?
This route typically takes around 2h 4m.
How far is St Louis to Denver by air?
The air distance between St Louis and Denver is about 1,236 km.
Are there direct flights from St Louis to Denver?
This route is usually flown direct.
Which airport do you leave from when flying from St Louis to Denver?
Flights on this route usually depart from St. Louis Lambert International Airport (STL).
Which airport do you arrive at when flying from St Louis to Denver?
Flights on this route usually arrive at Denver International Airport (DEN).
Which airlines have appeared on this route?
Airlines we have seen on this route include F9, WN.
How do alerts work for St Louis to Denver?
Create a free alert and we will email you when we detect a cheaper fare for this route.
Can I book directly with the airline?
Yes. We surface the route insights here, and when a good fare appears you book directly with the airline or travel provider.