ONTDEN
Ontario (Ontario International Airport) to Denver (Denver International Airport).
Plan this routeAt a glance
| Est. flight time | Distance | Frequency | Type |
|---|---|---|---|
| ~2h 16m Estimated from great-circle distance — no tracked flights yet. | 818 mi | 8-9/day | Domestic |
Airlines on this route
Airlines flying ONT to DEN
Scheduled service data shows 8-9/day from ONT to DEN across 3 airlines. Departure terminal data is available for 4, 2.
- First departure
- 05:00
- Last departure
- 18:30
- Cadence
- ~hourly
- Daily departures
- 19
| Airline | Daily frequency | Aircraft | Departures (local) |
|---|---|---|---|
| Southwest Airlines | 3-4/day | Boeing 737 · Terminal 4 · Seat map | 05:4505:50 |
Aircraft on this route
Flying the other way?
DEN to ONT flights — 8-9/day on 3 airlines →Route FAQ
How long is the flight from ONT to DEN?
The ONT to DEN flight is typically scheduled at about 2h 16m.
How far is ONT from DEN?
ONT to DEN is about 818 miles by air.
Which airlines fly from ONT to DEN?
Southwest Airlines, United Airlines, Frontier Airlines fly the ONT to DEN route in our route data.
What aircraft fly from ONT to DEN?
Aircraft observed or commonly scheduled on ONT to DEN include Airbus A320 family, Boeing 737, Boeing 737, Airbus A320 family.