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CA $260 Cheap Flights from Ontario Intl. Airport (ONT) to Dallas (DFW)

View CA $260 flight on Thu, Dec 10, 2026Opens in a new window

Popular airlines from Ontario Intl. Airport (ONT) to Dallas-Fort Worth International Airport (DFW)

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Cheap flights from Ontario Intl. Airport (ONT) to Dallas (DFW)

Prices were available within the past 7 days and start at CA $260 for one-way flights and CA $493 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jan 6 - Tue, Jan 26
ONT
Ontario
DFW
Dallas
CA $493 Roundtrip, found 1 hour ago
CA $493
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Jan 6 from Ontario to Dallas, returning Tue, Jan 26, priced at CA $493 found 1 hour ago
American Airlines
Wed, Jan 6 - Tue, Jan 26
ONT
Ontario
DFW
Dallas
CA $498 Roundtrip, found 1 hour ago
CA $498
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Jan 6 from Ontario to Dallas, returning Tue, Jan 26, priced at CA $498 found 1 hour ago
American Airlines
Fri, Oct 23 - Sat, Oct 24
ONT
Ontario
DFW
Dallas
CA $506 Roundtrip, found 1 hour ago
CA $506
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Oct 23 from Ontario to Dallas, returning Sat, Oct 24, priced at CA $506 found 1 hour ago
American Airlines
Wed, Jan 6 - Tue, Jan 26
ONT
Ontario
DFW
Dallas
CA $512 Roundtrip, found 1 hour ago
CA $512
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Jan 6 from Ontario to Dallas, returning Tue, Jan 26, priced at CA $512 found 1 hour ago
American Airlines
Fri, Oct 23 - Sat, Oct 24
ONT
Ontario
DFW
Dallas
CA $514 Roundtrip, found 1 hour ago
CA $514
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Oct 23 from Ontario to Dallas, returning Sat, Oct 24, priced at CA $514 found 1 hour ago
American Airlines
Fri, Oct 23 - Sat, Oct 24
ONT
Ontario
DFW
Dallas
CA $519 Roundtrip, found 1 hour ago
CA $519
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Oct 23 from Ontario to Dallas, returning Sat, Oct 24, priced at CA $519 found 1 hour ago
Delta
Wed, Jan 6 - Tue, Jan 26
ONT
Ontario
DFW
Dallas
CA $519 Roundtrip, found 1 hour ago
CA $519
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Jan 6 from Ontario to Dallas, returning Tue, Jan 26, priced at CA $519 found 1 hour ago
Alaska Airlines
Fri, Oct 23 - Sat, Oct 24
ONT
Ontario
DFW
Dallas
CA $520 Roundtrip, found 1 hour ago
CA $520
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, Oct 23 from Ontario to Dallas, returning Sat, Oct 24, priced at CA $520 found 1 hour ago
American Airlines
Fri, Oct 23 - Sat, Oct 24
ONT
Ontario
DFW
Dallas
CA $527 Roundtrip, found 1 hour ago
CA $527
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Oct 23 from Ontario to Dallas, returning Sat, Oct 24, priced at CA $527 found 1 hour ago
United
Wed, Jan 6 - Tue, Jan 26
ONT
Ontario
DFW
Dallas
CA $575 Roundtrip, found 1 hour ago
CA $575
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jan 6 from Ontario to Dallas, returning Tue, Jan 26, priced at CA $575 found 1 hour ago

Find the cheapest month to fly from Ontario (ONT) to Dallas (DFW)

September is typically the cheapest month to fly

From CA $220 - CA $278 per traveller.

Frequently asked questions

How much does a flight from Ontario Intl. Airport (ONT) to Dallas, TX (DFW) cost?
You can find one-way and return flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ONT to DFW ticket fares go up or down.
What is the cheapest month to fly from Ontario Intl. Airport (ONT) to Dallas, TX (DFW)?
The cheapest months to fly from Ontario Intl. Airport (ONT) to Dallas, TX (DFW) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
There are 2 airlines offering direct flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.):
  • American Airlines operates 50 direct flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) every week.
  • Frontier Airlines operates 10 direct flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) every week.
What is the cheapest airline that flies from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Frontier Airlines is one of the cheapest airlines offering nonstop return flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), with tickets starting from around CA$72 for flights that can be booked for departure within the next year. Southwest Airlines offers one of the cheapest connecting return flights on this route, starting from around CA$206 with a layover in Harry Reid Intl. (LAS). These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
To find a cheap flight from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The best airline to fly with from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. Alaska Airlines offers the most daily flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Ontario Intl. Airport (ONT) to Dallas, TX (DFW)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
You'll find approximately 9 nonstop flights per day from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.). For even more choices, look at flights that include layovers, as there are around 39 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), and Sky Harbor Intl. (PHX).
What is the earliest flight from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The earliest flight from Ontario Intl. Airport (ONT) to Dallas-Fort Worth Intl. (DFW) typically departs around 12:55 AM local time, operated by American Airlines. This is a seasonal service active in September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
You'll generally find the most flights from Ontario Intl. Airport (ONT) to Dallas-Fort Worth Intl. (DFW) on a Thursday, with around 59 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and Alaska Airlines. Flight schedules are fairly consistent throughout the week, with Thursdays offering only slightly more flights than other days.
What are the most popular departure times for flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The most popular departure times for flights from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Southwest Airlines and Frontier Airlines, offer flights during this window. Many travellers prefer this time as it allows for an early arrival at your destination, giving you more time to get things done or start your trip.
How long does it take to fly from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
A nonstop flight from Ontario Intl. Airport (ONT) to Dallas-Fort Worth Intl. (DFW) typically takes around 3 hours. This route covers a distance of approximately 1,907 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 5 hours 48 minutes. Flights with two or more stops generally take about 10 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like routing, weather, and wind patterns.
Can you fly business or first class from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
You can fly business class or first class between ONT and DFW. Airlines that offer business class service on this route include:
  • Frontier Airlines
  • Delta
  • American Airlines
First class cabins are available on:
  • Alaska Airlines
  • Delta
  • United
  • American Airlines
How do I earn miles on a Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight with Expedia?
It's easy to earn miles on a Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Dallas, TX (DFW) from Ontario Intl. Airport (ONT)?
If you're planning to travel to Dallas from Los Angeles - Ontario Intl. (ONT), you can fly directly into Dallas-Fort Worth Intl. (DFW). Some flights may connect through major hubs like Denver Intl. (DEN), Harry Reid International Airport (LAS), or San Francisco Intl. (SFO) before reaching Dallas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) at the last minute?
Typically, booking a last minute flight from Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package?
Securing a Ontario Intl. Airport (ONT) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario Intl. Airport (ONT) to Dallas, TX (DFW)?
If you booked your Ontario Intl. Airport (ONT) to Dallas, TX (DFW) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ontario Intl. Airport
Destination airport
Dallas-Fort Worth Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $493
Distance
1895 km
Average flight time
5 hours 10 mins

Book with confidence

Los Angeles to Dallas Flights

The easy way to book your flights from Ontario Intl. Airport to Dallas 

With Expedia, it’s simple to find and book flights to Dallas from Ontario Intl. Airport whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Dallas-Fort Worth Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario Intl. Airport to Dallas today, tomorrow, or this week.  

 

Save dollars with cheap flights from Ontario Intl. Airport, ONT to Dallas-Fort Worth Intl., DFW 

Sort your search results by price to find great deals on your flight from Ontario Intl. Airport to Dallas—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Dallas from Ontario Intl. Airport currently is just CA $493 rising to CA $575.  

Here are more money-saving tips: 

  • Fly in January when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Dallas  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Dallas from Ontario Intl. Airport 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Dallas with Expedia today.

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