DEN to ONT (Denver to Ontario) Flights

Last Minute Flights from DEN to ONT

Best airfare and ticket deals for DEN to ONT flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
DENLos AngelesApril 5 to April 27$123
*Prices include taxes and fees

Cheapest DEN to ONT Flights

Best airfare and ticket deals for DEN to ONT flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
DENLos AngelesApril 23 to April 23$53
DENLos AngelesApril 23 to April 23$133
DENLos AngelesMay 25 to June 4$176
DENLos AngelesApril 24 to April 24$202
*Prices include taxes and fees
DEN to ONT Flight Details
Origin airport
Denver Intl.
Origin airport IATA code
DEN
Destination airport
Los Angeles - Ontario Intl.
Destination airport IATA code
ONT
Distance
816 mi

Frequently asked questions

Which airlines with flights from DEN to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) allow free cancellation due to COVID-19?
Plenty of airlines now provide flexible airfares so you can plan your journey to ONT with confidence. To narrow down which carriers have these kinds of tickets, use our nifty filter tool. Just check the “No change fee” box directly underneath the “Flexible change policies” subheading. Also read the terms and conditions so you know what COVID-19 related changes are covered.
What airlines fly direct from DEN to ONT?
Book a nonstop flight from DEN to ONT with Southwest Airlines (WN). This airline offers 86 of these efficient flights each month. You can also head to ONT with United Airlines (UA). With 60 nonstop monthly flights to choose from, you can get your vacation underway faster.
How many flights are there from DEN to ONT?
Approximately 6 flights are scheduled each day from Denver, CO Airport (DEN-Denver Intl.) to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.). Buckle up because your plane to Los Angeles is ready to take to the skies.
How long does it take to fly from Denver, CO Airport (DEN-Denver Intl.) to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.)?
The flight between Denver, CO Airport (DEN-Denver Intl.) and Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) is short, taking on average 2 hours and 19 minutes. Sit back and shut your eyes or enjoy an episode from your favorite series.
What is the flight distance from Denver, CO Airport (DEN-Denver Intl.) to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.)?
The short-haul journey from Denver to Los Angeles is a mere 820 miles (1300 km). Don’t get too cozy though — you’ll be stepping onto the tarmac at Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) not long after buckling up.
How many morning flights are there from DEN to ONT?
Each week, 18 flights journey from DEN to ONT before midday. United Airlines (UA) lists 7 weekly morning flights, with the earliest taking to the skies at 5:27PM.
How many afternoon flights are there from DEN to ONT?
Every week, there are 29 afternoon and evening flights from DEN to ONT. If you’re eager to book a ticket with Southwest Airlines (WN), it operates 13 flights per week that depart after midday. The earliest one leaves the gate at 12:00AM.
What is the earliest departure time out of Denver to Los Angeles?
8:00AM is the earliest scheduled flight taking off from DEN, arriving at ONT at 10:20AM. Save valuable minutes in the morning by having your luggage packed and ready to be thrown into your rideshare.
What is the latest departure time out of Denver to Los Angeles?
From DEN, the last flight takes off at 10:29PM and arrives at ONT at 12:50AM. If you don’t do early mornings, this is the flight to book.
What is the average price from Denver to Los Angeles?
Round-trip tickets from DEN to ONT start at around $53. Book soon and lock in a great deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Denver to Ontario Flight Schedule

CarrierFlightDepart DENArrive ONTSat
3/30
Sun
3/31
Mon
4/1
Tue
4/2
Wed
4/3
Thu
4/4
Fri
4/5
Stops
F9126105:01 am06:37 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA43011:15 am00:42 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA157407:30 pm08:57 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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F9149909:38 pm11:09 pmCheck Fare
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0 Stops
F9347510:35 pm00:09 am
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Check FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Denver to Ontario Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Denver to Ontario to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from DEN to ONT, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Denver to Ontario, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.