ONTDEN
Direct flights Ontario → Denver
From Ontario International Airport (United States) to Denver International Airport (United States), 3 airlines operate this route non-stop. 1,316 km, about 2 h 15 of flying.
1,316 kmdistance
2 h 15estimated 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 → Ontario · 3 airlines
Other destinations from Ontario
- SEASeattle
- DFWDallas
- HNLHonolulu
- IAHHouston
- LASLas Vegas
- OAKOakland
- ORDChicago
- PDXPortland
- PHXPhoenix
- SFOSan Francisco
- SMFSacramento
- ATLAtlanta
All direct flights from Ontario (ONT)
All direct flights from Denver (DEN)