Denver Airport (DEN) Flights to Ontario Airport (ONT)

We've found the cheapest flights to Ontario

Returns from £45.11

One-way from £22.95

You have a selection of 5 airlines when departing Denver International to Ontario International. The journey time flying from Denver International to Ontario International United States is around 2 Hours 22 Minutes. With the distance covered being 1,316 Km (818 Miles). The airport code for Denver International is DEN and for Ontario International it is ONT.

Ticket prices are normally at a premium at weekends and can vary also with the time of day. Ontario International United States flights may be normally booked months in advance and this may be the best option if you intend to get the best prices from Denver International. Flights to Ontario International United States normally increase in price the nearer the journey date, so it is worth trying to book your tickets in advance if you can.

The time zone at Ontario International is 8.0 GMT compared to 7.0 GMT at Denver International so bare this in mind is you need to make travel arrangements when you arrive at Ontario International.

The table below displays the numbers of daily flights from Denver International (DEN) to Ontario International (ONT) and the relevant airlines that fly.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Southwest Airlines433443409:0022:25VIEW FLIGHTS
Frontier322322300:0322:38VIEW FLIGHTS
United Airlines222222211:1619:20VIEW FLIGHTS
Air Canada222222211:1620:44VIEW FLIGHTS
Volaris211211200:0322:37VIEW FLIGHTS

Southwest Airlines offer the most direct flights from Denver International to Ontario International with an average of 25 flights a week. The earliest flights are operated at 09:00 and the latest flights operated at 22:25 and the most common flight numbers are WN1558, WN2094, WN2157 and WN2604

Contact Southwest Airlines at www.southwest.com/?ref=southwestairlines.com to booking a flight or find up to date information on the flight times.

Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
00:03
AirlineFlightNo
VolarisY42628
FrontierF92907
06:05
AirlineFlightNo
VolarisY42783
FrontierF91261
09:00
AirlineFlightNo
Southwest AirlinesWN2157
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
12:40
AirlineFlightNo
Southwest AirlinesWN2604
18:15
AirlineFlightNo
Southwest AirlinesWN2094
19:20
AirlineFlightNo
United AirlinesUA1574
Air CanadaAC3499
22:17
AirlineFlightNo
FrontierF91499
22:25
AirlineFlightNo
Southwest AirlinesWN3107
VIEW FLIGHTS
Tuesday
08:45
AirlineFlightNo
VolarisY42783
FrontierF91261
10:10
AirlineFlightNo
Southwest AirlinesWN856
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
14:35
AirlineFlightNo
Southwest AirlinesWN4409
19:20
AirlineFlightNo
United AirlinesUA1574
Air CanadaAC3499
20:45
AirlineFlightNo
Southwest AirlinesWN1558
22:38
AirlineFlightNo
FrontierF91499
VIEW FLIGHTS
Wednesday
08:20
AirlineFlightNo
VolarisY42783
FrontierF91261
10:10
AirlineFlightNo
Southwest AirlinesWN856
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
14:35
AirlineFlightNo
Southwest AirlinesWN4409
19:20
AirlineFlightNo
United AirlinesUA1574
Air CanadaAC3499
20:45
AirlineFlightNo
Southwest AirlinesWN1558
22:38
AirlineFlightNo
FrontierF91499
VIEW FLIGHTS
Thursday
00:04
AirlineFlightNo
FrontierF91499
06:00
AirlineFlightNo
VolarisY42783
FrontierF91261
09:00
AirlineFlightNo
Southwest AirlinesWN2157
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
12:40
AirlineFlightNo
Southwest AirlinesWN2604
18:15
AirlineFlightNo
Southwest AirlinesWN2094
19:20
AirlineFlightNo
United AirlinesUA1574
Air CanadaAC3499
21:41
AirlineFlightNo
VolarisY42628
FrontierF92907
22:25
AirlineFlightNo
Southwest AirlinesWN3107
VIEW FLIGHTS
Friday
06:00
AirlineFlightNo
VolarisY42783
FrontierF91261
09:00
AirlineFlightNo
Southwest AirlinesWN2157
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
12:40
AirlineFlightNo
Southwest AirlinesWN2604
18:15
AirlineFlightNo
Southwest AirlinesWN2094
19:20
AirlineFlightNo
United AirlinesUA1574
Air CanadaAC3499
22:03
AirlineFlightNo
FrontierF91499
22:25
AirlineFlightNo
Southwest AirlinesWN3107
VIEW FLIGHTS
Saturday
09:30
AirlineFlightNo
Southwest AirlinesWN2112
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
13:10
AirlineFlightNo
Southwest AirlinesWN2604
13:50
AirlineFlightNo
VolarisY42783
FrontierF91261
17:05
AirlineFlightNo
Southwest AirlinesWN2663
19:20
AirlineFlightNo
United AirlinesUA1574
Air CanadaAC3499
22:38
AirlineFlightNo
FrontierF91499
VIEW FLIGHTS
Sunday
00:04
AirlineFlightNo
FrontierF91499
06:00
AirlineFlightNo
VolarisY42783
FrontierF91261
09:00
AirlineFlightNo
Southwest AirlinesWN2157
11:16
AirlineFlightNo
United AirlinesUA430
Air CanadaAC3002
12:40
AirlineFlightNo
Southwest AirlinesWN2604
18:15
AirlineFlightNo
Southwest AirlinesWN2094
19:20
AirlineFlightNo
United AirlinesUA1574
20:44
AirlineFlightNo
Air CanadaAC3499
22:25
AirlineFlightNo
Southwest AirlinesWN3107
22:37
AirlineFlightNo
VolarisY42628
FrontierF92907
VIEW FLIGHTS

If you require a hire car at Ontario International be sure that you are in possession of a valid driving licence and also a current credit card.

Don't forget to book your car rental!

Search for the cheapest rental vehicles at Denver Airport

Flight Price FAQ - Denver (DEN) to Ontario (ONT)

DIRECT Frontier Airlines
What is the cheapest direct flight one way from Denver DEN to Ontario ONT?
The cheapest direct flight one way from Denver DEN to Ontario ONT is £22.95 ($29 €27.57)
£22.95
$29 | €27.57
Check Latest Price
DIRECT Frontier Airlines
What is the cheapest direct return flight from Denver DEN to Ontario ONT?
The cheapest direct return flight from Denver DEN to Ontario ONT is £45.11 ($57 €54.19)
£45.11
$57 | €54.19
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from DEN to ONT

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Flight Info FAQ - Denver (DEN) to Ontario (ONT)

Who flies from Denver to Ontario?
The following airlines fly from Denver (DEN) to Ontario (ONT): Air Canada, Frontier, Southwest Airlines, United Airlines, Volaris.
How far is the flight from Denver to Ontario?
The flight from Denver to Ontario is 1,316KM or 818 miles.
How long does the flight from Denver to Ontario to take?
The flight from Denver to Ontario takes 2 Hours 22 Minutes.

Alternative Airports in United States with Connections from Denver Airport

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