Direct flights from Denver to Ontario

Did you mean flights from Ontario to Denver?

Denver

United States

United States

DEN

Denver International Airport (succeeded Stapleton Airpo

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Ontario

United States

United States

ONT

Ontario International Airport

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Flight schedule
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Click to show full flight schedule

Distance
817 miles  ·  (1,315 km)
Flight time
2 hours and 22 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)
  • Boeing 737-900
  • Canadair CRJ

Denver to Ontario Flight Schedule

Scan through all non-stop flights from Denver to Ontario. The full flight schedule below gives an overview of all non-stop flights from DEN to ONT, 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 Denver to Ontario

Airline-specific flight schedules from Denver to Ontario

In total there are 3 airlines operating nonstop flights from Denver DEN to Ontario ONT. 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 DEN ONT flight schedule.

Frontier Airlines
Frontier Airlines flight schedulefrom Denver to Ontario

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Southwest Airlines
Southwest Airlines flight schedulefrom Denver to Ontario

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United Airlines
United Airlines flight schedulefrom Denver to Ontario

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

Flights from DEN to ONT are operated 22 times a week, with an average of 3 flights per day. Departure times vary between 06:49 - 22:45. The earliest flight departs at 06:49, the last flight departs at 22:45. 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 Denver to Ontario takes 2 hours and 22 minutes. The flight distance between Denver and Ontario is 817 miles (or 1,315 km).

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Frequently asked questions - FAQ

How many airports are there in Ontario?

There is 1 airport in Ontario: Ontario International Airport (ONT).

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

There are 22 flights per week flying from Denver to Ontario (as of September 2021).

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

2 hours and 22 minutes is the average flight time from Denver to Ontario.

How far is Ontario from Denver?

The distance from Denver to Ontario is 817 miles (1,315 kilometers).

What airlines fly nonstop from DEN airport to ONT airport?

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

What alliances have direct flights from Denver to Ontario?

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

What classes are available from Denver to Ontario?

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

What aircraft types fly from Denver to Ontario?

Aircraft types that fly from Denver to Ontario:

  • 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)
  • Boeing 737-900
  • Canadair CRJ

What is the earliest flight departing from Denver to Ontario?

The earliest flight departs at 06:49 from Denver and arrives at 08:10 at Ontario.

What is the latest flight available from Denver to Ontario?

The latest flight departs at 22:45 from Denver and arrives at 00:10 at Ontario.

Non-stop flights from DEN to ONT

817 miles (1,315 km)  ·  2h 22m

Round trip
1 passenger
Economy
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Return schedule
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  • Depart
  • Arrive
  • Airline
  • Flight no
  • Aircraft
  • Classes
  • 08:35

  • 09:55

  • Southwest Airlines

    Southwest Airlines

  • WN 535

  • Southwest Airlines

  • Boeing 737-700 (winglets)

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  • 08:45

  • 10:05

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    Southwest Airlines

  • WN 554

  • Southwest Airlines

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  • 10:15

  • Southwest Airlines

    Southwest Airlines

  • WN 4893

  • Southwest Airlines

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  • 09:10

  • 10:25

  • Southwest Airlines

    Southwest Airlines

  • WN 5966

  • Southwest Airlines

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  • Y

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  • 09:46

  • 11:09

  • Frontier Airlines

    Frontier Airlines

  • F9 371

  • Frontier Airlines

  • Airbus A320-100/200

  • Y

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  • 11:30

  • 12:48

  • United Airlines

    United Airlines

    Star Alliance

  • UA 649

  • United Airlines

  • Boeing 737-900

  • Y

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  • 11:33

  • 12:51

  • United Airlines

    United Airlines

    Star Alliance

  • UA 649

  • United Airlines

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  • 11:35

  • 12:59

  • Frontier Airlines

    Frontier Airlines

  • F9 371

  • Frontier Airlines

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  • 12:40

  • 14:01

  • Frontier Airlines

    Frontier Airlines

  • F9 371

  • Frontier Airlines

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  • 15:23

  • 16:45

  • Frontier Airlines

    Frontier Airlines

  • F9 371

  • Frontier Airlines

  • Airbus A320-100/200

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  • 16:20

  • 17:35

  • Southwest Airlines

    Southwest Airlines

  • WN 5140

  • Southwest Airlines

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  • 17:15

  • 18:30

  • Southwest Airlines

    Southwest Airlines

  • WN 4054

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  • Boeing 737-700 (winglets)

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  • 18:00

  • 19:25

  • Southwest Airlines

    Southwest Airlines

  • WN 1951

  • Southwest Airlines

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  • 18:17

  • 19:39

  • Frontier Airlines

    Frontier Airlines

  • F9 369

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  • 19:45

  • 21:03

  • United Airlines

    United Airlines

    Star Alliance

  • UA 1689

  • United Airlines

  • Airbus A320-100/200

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  • 20:15

  • 21:35

  • Southwest Airlines

    Southwest Airlines

  • WN 2904

  • Southwest Airlines

  • Boeing 737-800 (winglets)

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  • 20:40

  • 22:00

  • Southwest Airlines

    Southwest Airlines

  • WN 5137

  • Southwest Airlines

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  • 21:05

  • 22:20

  • Southwest Airlines

    Southwest Airlines

  • WN 3089

  • Southwest Airlines

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  • 21:55

  • 23:10

  • Southwest Airlines

    Southwest Airlines

  • WN 2217

  • Southwest Airlines

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  • 22:23

  • 23:44

  • Frontier Airlines

    Frontier Airlines

  • F9 373

  • Frontier Airlines

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  • 22:29

  • 23:50

  • Frontier Airlines

    Frontier Airlines

  • F9 373

  • Frontier Airlines

  • Airbus A320-100/200

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