Cheap DEN to Ontario flights

Book your DEN to ONT flights with Expedia and find last-minute Denver to Ontario airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between DEN and ONT, with new flight deals and promotions almost daily. When you book your next trip from Denver Intl. to Ontario Intl. with Expedia, you can rest assured you’re getting great ticket prices and excellent service from one of the world’s most trusted travel providers.

Discount flights from Denver to Ontario airfare

Browse the best deals on flights from DEN to ONT. Deals are based on recent deals found by other Expedia users like you. Pricing may have changed for individual airlines. Expand the list to see all available flight deals from DEN to ONT.
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Last Minute Denver Flight Deals

Traveling on short notice? Expedia offers great deals on last-minute flights from Denver Airport to the most popular destinations. Deals are based on recent prices found by other Expedia users within the last 12 hours. Prices change often for individual airlines, so check back regularly!
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Denver, Colorado (DEN) to Los Angeles, California (ONT)

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DEN to ONT Route Map

Denver to Ontario Flights, Stats and Airplanes

Route information for flights from Denver Intl. to Ontario Intl..

Destination:
Distance:
817.52 miles

Airline carriers and aircraft used on flights from DEN to ONT

Airline Carrier

Continental Airlines
Continental Airlines
Continental Airlines
United Airlines
United Airlines
United Airlines
US Airways
US Airways
US Airways

Aircraft

Airbus A319
Airbus A320-100/200
Boeing 757-200 pax
Airbus A319
Airbus A320-100/200
Boeing 757-200 pax
Airbus A319
Airbus A320-100/200
Boeing 757-200 pax

DEN - Denver Intl. Airlines

Browse the the most popular airlines servicing the Denver (DEN) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

ONT - Ontario Intl. Airlines

Browse the most popular airlines servicing the Ontario (ONT) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

Interesting Facts About Flights from Denver to Ontario (DEN to ONT)

  • The average aircraft occupancy on flights from Denver to Ontario in 2009 was 84.97%.
  • In 2009, there were 3 airline companies operating between Denver and Ontario.
  • UNITED, Skywest Air, US Airways offer flights from Denver, CO to Ontario, CA.
  • UNITED operated flights from DEN to ONT using 5 types of aircraft in 2009.
  • Skywest Air, UNITED operate the shortest flights from Denver to Ontario.
  • The largest aircraft servicing flights between Denver and Ontario from UNITED is the B757-2 built by Boeing with 182 seats.
  • Skywest Air offers the shortest flight times from Denver to Ontario.
  • The average flight time from Denver, CO to Ontario, CA takes about 110 minutes.
  • Flight #391, operated by UNITED, was the flight with the most delays in 2009, with 41 minutes average delay between flights from Denver to Ontario.
  • The smallest aircraft servicing flights from DEN to ONT for Skywest Air is the CRJ-2/4 built by Canadair with 50 seats.
  • The oldest aircraft servicing trips from Denver, CO to Ontario, CA in 2009 was Skywest Air's RJ-700 from Canadair which started flying in 1990.
  • The newest aircraft servicing DEN to ONT in 2009 was Air Greenland's B737-8 from Boeing. The B737-8 started flying in 1998.
  • There were 153,198 passengers that flew from Denver to Ontario in 2009.
  • The shortest flight distance between Denver and Ontario is 819 miles.
  • 181,386 seats were available on flights from DEN to ONT in 2009. Of those seats, a total of 153,198 passengers flew on all flights from DEN to ONT that year.
  • The shortest flight between DEN and ONT takes about 108 minutes.
  • UNITED carried a total of 149,786 passengers from DEN to ONT in 2009.

(Source: FAA & BTS 2009 Databases)