STLDEN
Direct flights St Louis → Denver
From St. Louis Lambert International Airport (United States) to Denver International Airport (United States), 3 airlines operate this route non-stop. 1,236 km, about 2 h 24 of flying.
1,236 kmdistance
2 h 24estimated flight time
3airlines
Year-roundroute type
Airlines on this route
Frontier Airlines
F9 / FFT
- Year-round according to Wikipedia
- Observed seen in the 25 September 2026 snapshot
Southwest Airlines
WN / SWA
- Year-round according to Wikipedia
- Observed seen in the 25 September 2026 snapshot
United Airlines
UA / UAL
- Year-round according to Wikipedia
- Observed seen in the 25 September 2026 snapshot
Return flight
Direct flights Denver → St Louis · 3 airlines
Other destinations from St Louis
- ATLAtlanta
- LGANew York
- MSPMinneapolis
- PHXPhoenix
- BOSBoston
- CLTCharlotte
- DCAWashington
- DFWDallas
- DTWDetroit
- FLLFort Lauderdale
- LASLas Vegas
- LAXLos Angeles
All direct flights from St Louis (STL)
All direct flights from Denver (DEN)