Flights operate between Denver (DEN) and Ontario (ONT).
1 airline operates this route with 7-12 flights daily flights.
Average flight time is 2h 13m - 2h 40m.
Route distance is 822 miles (1323 km).
Route Distance
822 miles (1323 km)
Average Duration
2h 13m - 2h 40m
Airlines Operating This Route
Frontier Airlines
Flight Frequency
Daily Flights
7-12 flights
Weekly Flights
60
Typical Departure Time Ranges
Earliest Departure
10:00
Latest Departure
22:29
Route Intelligence Dashboard
Overall Connectivity Score
60
GoodRoute Diversity
1
Direct Routes
Frontier Airlines serves 1 destination from DEN
Weekly Frequency
14
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| DEN → Ontario (ONT) (ONT) | 14/week | 2h 13m - 2h 40m | 822 km | Moderate |
Flight Schedule & Filters
Frontier Airlines flights from Denver (DEN) to Ontario (ONT)
Frontier Airlines operates scheduled nonstop flights between Denver (DEN) and Ontario (ONT). Frontier Airlines operates 7-12 flights daily flights on this route.• Flight Duration: 2h 13m - 2h 40m (average flight time)• Distance: 822 miles (1323 km) (air miles between airports)• Daily Flights: 7-12 flights (scheduled departures per day)
Denver (DEN)
US
Ontario (ONT)
US
FLIGHT TIME
2h 13m - 2h 40m
FLIGHT DISTANCE
822 miles (1323 km)
2h 28m - 2h 28m
10:00
22:29
822 miles (1323 km)
February
1 (Show)
60
Frontier Airlines Terminal Information & Contact
Departure Terminal - Denver (DEN)
Terminal: 1
Phone: 1 866-807-7258
Location: 1, Denver, US
Arrival Terminal - Ontario (ONT)
Terminal: 2
Phone: 47 67 59 30 00
Location: 2, Ontario, US
Frontier Airlines Flight Schedule from Denver (DEN) to Ontario (ONT)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F91261 |  Frontier Airlines | 10:00 | 11:28:00 | Airbus A320neo |
F91499 | Frontier Airlines | 22:29 | 23:57:00 | Airbus A320neo |
Frontier Airlines Monthly Flight Calendar
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Frontier Airlines Terminal Information
Departure Terminal at Denver (DEN):
Terminal 1:
• Frontier Airlines Terminal Phone: 1 866-807-7258
Arrival Terminal at Ontario (ONT):
Terminal 2:
• Frontier Airlines Terminal Phone: 47 67 59 30 00
Frontier Airlines Contact Information and Customer Services
Frontier Airlines Address
4545 Airport Way
Denver, Colorado 80239, United States
Official Website
flyfrontier.comFrequently Asked Questions
How many Frontier Airlines flights operate from Denver (DEN) to Ontario (ONT)?
Frontier Airlines operates 2 flights from Denver (DEN) to Ontario (ONT).
What city does Ontario (ONT) airport serve?
Ontario (ONT) airport serves Ontario, US.
How long is the Frontier Airlines flight from Denver (DEN) to Ontario (ONT)?
The flight duration is approximately 2h 13m - 2h 40m.
What is the distance from Denver (DEN) to Ontario (ONT)?
The distance is 822 miles (1323 km).
What aircraft does Frontier Airlines use on this route?
Frontier Airlines uses Airbus A320neo on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: Southwest Airlines, United Airlines.
What are the earliest and latest Frontier Airlines flight departure times?
The earliest Frontier Airlines flight departs at 10:00 and the latest departs at 22:29.
View all Frontier Airlines flights to Denver (DEN) →
Popular Frontier Airlines routes from Denver include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.