Direct flights from Ontario to Denver

Did you mean flights from Denver to Ontario?

Ontario

United States

United States

ONT

Ontario International Airport

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Denver

United States

United States

DEN

Denver International Airport (succeeded Stapleton Airpo

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Flight schedule
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Click to show full flight schedule

Distance
508 miles  ·  (817 km)
Flight time
2 hours and 26 minutes
Airlines
  • Frontier Airlines
  • Southwest Airlines
  • United Airlines
Alliances
  • OneWorld
  • SkyTeam
  • Star Alliance
Classes
  • Economy
  • Premium Economy
  • Business Class
  • First Class
Aircrafts
  • Airbus A319
  • Airbus A320-100/200
  • Airbus A321-100/200
  • Boeing 737 MAX 8
  • Boeing 737-700 (winglets)
  • Boeing 737-800
  • Boeing 737-800 (winglets)
  • Canadair CRJ

Ontario to Denver Flight Schedule

Scan through all non-stop flights from Ontario to Denver. The full flight schedule below gives an overview of all non-stop flights from ONT to DEN, which includes the daily timetable of every operating airline for the upcoming 12 months.

Note: for airline-specific flight schedules, please scroll further down.

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Airlines flying from Ontario to Denver

Airline-specific flight schedules from Ontario to Denver

In total there are 3 airlines operating nonstop flights from Ontario ONT to Denver DEN. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.

Click an airline below to view their ONT DEN flight schedule.

Frontier Airlines
Frontier Airlines flight schedulefrom Ontario to Denver

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Southwest Airlines
Southwest Airlines flight schedulefrom Ontario to Denver

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United Airlines
United Airlines flight schedulefrom Ontario to Denver

United Airlines is a member of Star Alliance
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Ontario to Denver Flights

Flights from ONT to DEN are operated 30 times a week, with an average of 4 flights per day. Departure times vary between 00:34 - 20:23. The earliest flight departs at 00:34, the last flight departs at 20:23. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.

You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).

The fastest direct flight from Ontario to Denver takes 2 hours and 26 minutes. The flight distance between Ontario and Denver is 508 miles (or 817 km).

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Frequently asked questions - FAQ

How many airports are there in Denver?

There is 1 airport in Denver: Denver International Airport (succeeded Stapleton Airpo (DEN).

How many flights per week are there from ONT to DEN?

There are 30 flights per week flying from Ontario to Denver (as of July 2021).

How long does it take to fly from Ontario to Denver?

2 hours and 26 minutes is the average flight time from Ontario to Denver.

How far is Denver from Ontario?

The distance from Ontario to Denver is 508 miles (817 kilometers).

What airlines fly nonstop from ONT airport to DEN airport?

Frontier Airlines, Southwest Airlines and United Airlines are flying nonstop from Ontario to Denver.

What alliances have direct flights from Ontario to Denver?

Star Alliance is currently the only alliance flying nonstop from Ontario to Denver.

What classes are available from Ontario to Denver?

You can fly non-stop in Economy and Business Class.

What aircraft types fly from Ontario to Denver?

Aircraft types that fly from Ontario to Denver:

  • Airbus A319
  • Airbus A320-100/200
  • Airbus A321-100/200
  • Boeing 737 MAX 8
  • Boeing 737-700 (winglets)
  • Boeing 737-800
  • Boeing 737-800 (winglets)
  • Canadair CRJ

What is the earliest flight departing from Ontario to Denver?

The earliest flight departs at 00:34 from Ontario and arrives at 04:01 at Denver.

What is the latest flight available from Ontario to Denver?

The latest flight departs at 20:23 from Ontario and arrives at 23:49 at Denver.

Non-stop flights from ONT to DEN

508 miles (817 km)  ·  2h 26m

Round trip
1 passenger
Economy
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Return schedule
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  • Depart
  • Arrive
  • Airline
  • Flight no
  • Aircraft
  • Classes
  • 00:39

  • 04:06

  • Frontier Airlines

    Frontier Airlines

  • F9 370

  • Frontier Airlines

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  • 04:06

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  • F9 370

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  • 09:15

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    Southwest Airlines

  • WN 4592

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  • 06:15

  • 09:25

  • Southwest Airlines

    Southwest Airlines

  • WN 1706

  • Southwest Airlines

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  • 06:30

  • 09:40

  • Southwest Airlines

    Southwest Airlines

  • WN 4942

  • Southwest Airlines

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  • 07:05

  • 10:15

  • Southwest Airlines

    Southwest Airlines

  • WN 3627

  • Southwest Airlines

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  • 10:15

  • 13:25

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    Southwest Airlines

  • WN 707

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  • 10:30

  • 13:40

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    Southwest Airlines

  • WN 2857

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  • 10:35

  • 13:45

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    Southwest Airlines

  • WN 4953

  • Southwest Airlines

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  • 11:53

  • 15:14

  • Frontier Airlines

    Frontier Airlines

  • F9 372

  • Frontier Airlines

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  • 11:59

  • 15:20

  • Frontier Airlines

    Frontier Airlines

  • F9 372

  • Frontier Airlines

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  • 12:10

  • 15:30

  • Frontier Airlines

    Frontier Airlines

  • F9 372

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  • 12:50

  • 16:00

  • Southwest Airlines

    Southwest Airlines

  • WN 4684

  • Southwest Airlines

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  • 12:57

  • 16:17

  • Frontier Airlines

    Frontier Airlines

  • F9 372

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  • Airbus A320-100/200

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  • 13:43

  • 17:00

  • United Airlines

    United Airlines

    Star Alliance

  • UA 747

  • United Airlines

  • Airbus A319

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  • 14:00

  • 17:10

  • Southwest Airlines

    Southwest Airlines

  • WN 2363

  • Southwest Airlines

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  • 15:30

  • 18:40

  • Southwest Airlines

    Southwest Airlines

  • WN 1489

  • Southwest Airlines

  • Boeing 737-700 (winglets)

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