Airlines with flights from Ontario to Denver
There are four airlines with scheduled flights between ONT and DEN. Southwest, United and Frontier Airlines has non-stop flights from Ontario International Airport to Denver International and the flight time is 2 hours and 15 minutes.
There are four airlines with scheduled flights between ONT and DEN. Southwest, United and Frontier Airlines has non-stop flights from Ontario International Airport to Denver International and the flight time is 2 hours and 15 minutes. Choose airline
Schedules
Non-stop with Southwest Airlines
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Total flight time: 2 hours and 15 minutes
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Low-cost airline
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Denver is a Southwest Airlines focus city (Operating base).
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25 flights per week
Flight
The timetable & schedule information was updated at 2024-12-13
Non-stop with United Airlines
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Total flight time: 2 hours and 19 minutes
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Denver is a United Airlines hub.
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19 flights per week
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First class available
Flight
The timetable & schedule information was updated at 2024-12-13
Non-stop with Frontier Airlines
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Total flight time: 2 hours and 20 minutes
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Low-cost airline
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Denver is a Frontier Airlines focus city.
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12 flights per week
Flight
The timetable & schedule information was updated at 2024-12-13
Via Las Vegas with Southwest Airlines
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Total flight time: 3h 40m - 8h 30m.
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Low-cost airline
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Denver is a Southwest Airlines focus city (Operating base).
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31 flights per week
Flight
The timetable & schedule information was updated at 2024-12-13
Via Phoenix with Southwest Airlines
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Total flight time: 3h 45m - 7h 25m.
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Low-cost airline
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Denver is a Southwest Airlines focus city (Operating base).
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30 flights per week
Flight
The timetable & schedule information was updated at 2024-12-13
Via Phoenix with American Airlines
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Total flight time: 3h 26m - 5h 59m.
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One World Alliance
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26 flights per week
Flight
The timetable & schedule information was updated at 2024-12-13
Via Sacramento with Southwest Airlines
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Total flight time: 4h 15m - 9h 35m.
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Low-cost airline
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Denver is a Southwest Airlines focus city (Operating base).
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22 flights per week
Flight
The timetable & schedule information was updated at 2024-12-13
Via Salt Lake City with Delta