ONT - DFW

$136 Find Cheap Flights from Ontario to Dallas - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Dallas departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$256
Typical prices: $167-$303
Frontier
Sun 9/6Wed 9/9
ONT - DFW • Non-stop
Cheapest non-stop
$259
Typical prices: $167-$312
Frontier
Thu 8/13Sun 8/16
ONT - DFW • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Frontier Economy Bundle adds a carry-on and seat selection for better value.
American Main Cabin Extra includes early boarding; use the app for entertainment.
Expert advice
Expert advice
Expert advice
Expert advice
Nonstop flights
You can fly direct with American Airlines and Frontier. Average duration is 3h 10m
Direct flights
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Direct flights
Direct flights
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Avoid delays
Most punctual • 87% on-time
Best time • Fewest delays
Insights
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Top layover airports
Cheapest • Avg $241 (round-trip)
Shortest trip • 5h 36m (one-way)
Insights
Insights
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Insights
When to book
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 15% compared to booking last minute.
Insights
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Insights
When to travel
Cheapest • 23% price drop
Most popular
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Flight Deals

Cheap Flights from Ontario to Dallas (ONT-DFW)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Dallas that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Dallas

Sun, Sep 6 - Wed, Sep 9
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
8:05 am - 1:57 pm
DFW
-
ONT
7h 52m
1 stop
$256Frontier
Wed, Oct 7 - Sun, Oct 11
Frontier Logo
8:07 am - 1:12 pm
ONT
-
DFW
3h 05mnonstop
Frontier Logo
6:00 am - 7:12 am
DFW
-
ONT
3h 12mnonstop
$259Frontier
Fri, Aug 14 - Sun, Aug 16
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
12:02 pm - 3:54 pm
DFW
-
ONT
5h 52m
1 stop
$262Frontier
Wed, Oct 21 - Sun, Oct 25
Frontier Logo
11:16 am - 5:35 am
ONT
-
DFW
16h 19m
1 stop
Frontier Logo
6:48 pm - 10:43 am
DFW
-
ONT
17h 55m
1 stop
$263Frontier
Sun, Aug 2 - Tue, Aug 11
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
7:35 am - 8:41 am
DFW
-
ONT
3h 06mnonstop
$264Frontier
Mon, Aug 3 - Tue, Aug 11
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
10:51 pm - 8:03 am
DFW
-
ONT
11h 12m
1 stop
$265Frontier
Wed, Jul 22 - Sun, Jul 26
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
5:18 am - 10:04 am
DFW
-
ONT
6h 46m
1 stop
$266Frontier
Thu, Jul 30 - Thu, Aug 6
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
7:35 am - 8:41 am
DFW
-
ONT
3h 06mnonstop
$267Frontier
Sun, Aug 2 - Wed, Aug 5
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
7:35 am - 8:41 am
DFW
-
ONT
3h 06mnonstop
$268Frontier
Tue, Aug 4 - Tue, Aug 11
Frontier Logo
8:17 am - 1:31 pm
ONT
-
DFW
3h 14mnonstop
Frontier Logo
7:35 am - 8:41 am
DFW
-
ONT
3h 06mnonstop
$269Frontier
Booking Insights

KAYAK's insights & trends for Ontario to Dallas flights

Get data-powered insights and trends into flights from Ontario to Dallas to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Ontario to Dallas/Fort Worth Airport?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Dallas/Fort Worth Airport departing in September.

What’s the cheapest day of the week to fly from Ontario to Dallas?

The average price of all round-trip flights from Ontario to Dallas/Fort Worth Airport clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Dallas on a Thursday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Ontario to Dallas. For your return ticket, we recommend flying on a Thursday and avoiding Sundays for the best deals.

What is the cheapest month to fly from Ontario to Dallas/Fort Worth Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Ontario to Dallas/Fort Worth Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Ontario to Dallas/Fort Worth Airport is October, where tickets cost $223 (return) on average. On the other hand, the most expensive months are June and March, where the average cost of round-trip tickets is $429 and $341 respectively.

Can I save money by flying with a layover from Ontario to Dallas/Fort Worth Airport?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $248 on average.

How far in advance should I book a flight from Ontario to Dallas/Fort Worth Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Ontario to Dallas/Fort Worth Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Ontario to Dallas/Fort Worth Airport, you should book around 2 weeks before departure, which saves you about 15% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

Expert advice

Expert advice for your flight from Ontario to Dallas

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Jennifer Simonson

Jennifer Simonson

Expert on ONT

Jennifer Simonson is driven by her lifelong commitment to exploring the globe. Her insatiable curiosity had led her to immerse herself into diverse locations like Oklahoma City and Pismo. Her hotel recommendations are the result of the myriad hotels she's stayed at across her travels. Along her journey, she cherishes engaging conversations with locals, indulging in the finest ice cream, trying her hand at surfing, and embarking on nature-filled hikes.

Ramsey Qubein

Ramsey Qubein

Expert on DFW

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Good to know

Low seasonJanuary
Cheapest flight$136
Best time to beat the crowds with an average 6% drop in price.
Most popular time to fly and prices are also 10% lower on average.
Flight from Ontario to Dallas

When to book flights from Ontario to Dallas

Are your dates flexible? Find out the best times to travel from Ontario to Dallas based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Ontario to Dallas flights

  • What parking is available at Ontario International Airport (ONT)?

    Ontario Airport (ONT) has 4 parking lots, all of which are uncovered surface lots. Lots 2 and 4 are adjacent to the terminals, and each has electric vehicle charging stations and premium parking closest to the ticket counters. Rates in these lots start at $3 per 30min. Lot 3 is a short walk to the terminals and has full-day parking for about $16 per day. The economy lot (Lot 5) costs about $13 per day and offers free shuttle service to the terminals.

  • How do I get to Ontario International Airport (ONT) using public transportation?

    The easiest way to get to the Ontario Airport is with the #61 OmiTrans bus, which takes about 30min to run east from the Pomona Transit Center to ONT and about 45min to run west from the Fontana Transit Center to ONT. There are two Metrolink train stations near airport. The Ontario - East station serving the Riverside line is about two miles south of Ontario Airport, which is about a 6min drive in a rideshare car. The Rancho Cucamonga station serves the San Bernardino line; the station is connected to ONT via a 20min to ride on the #380 OmniTrans bus.

  • What services are available at Ontario International Airport (ONT) for US Military service members?

    Members of the US Armed Forces and their families can enjoy the free services offered at Ontario Airport’s Bob Hope USO Lounge. In addition to TVs, computers, and comfy seating, you’ll find amenities like a game room, children’s area, a snack bar, a nap room, and an outdoor patio. There is free shuttle service between Terminals 2 and 4 and the USO Lounge, which is located across from Parking Lot 4 in the historic Terminal 1 building.

  • Can I take a train to downtown Dallas from Dallas/Fort Worth International Airport (DFW)?

    You can take either the DART (Dallas Area Rapid Transit) Orange Line train or the TRE (Trinity Rail Express) commuter train to downtown Dallas. The DART train station is near Terminal A, and one-way fares are about $2 for the 58min trip to the Deep Ellum Station downtown. Using the TRE, head to Terminal B to pick up the free LINK shuttle bus that connects to TRE’s CentrePort Station. From there, the trip to Dallas’s Victory Station takes about an hour (20min on the LINK plus 26min on the train) and costs about $2.50.

  • What is the cheapest flight from Ontario to Dallas/Fort Worth Airport?

    In the last 5 days, the lowest price for a flight from Ontario to Dallas/Fort Worth Airport was $136 for a one-way ticket and $256 for a round-trip.

  • Do I need a passport to fly between Ontario and Dallas?

    No

  • Which airlines offer Wi-Fi service onboard planes from Ontario to Dallas?

    American Airlines, Delta, JetBlue, and Alaska Airlines offer inflight Wi-Fi service on the Ontario to Dallas flight route.

  • Which aircraft models fly most regularly from Ontario to Dallas?

    The Airbus A321-100/200 is the aircraft model that flies most regularly on the Ontario to Dallas flight route.

  • Which airline alliances offer flights from Ontario to Dallas?

    oneworld is the only airline alliance operating flights between Ontario and Dallas.

  • On which days can I fly direct from Ontario to Dallas?

    There are nonstop flights from Ontario to Dallas on a daily basis.

  • Which is the best airline for flights from Ontario to Dallas, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from Ontario to Dallas are Southwest and Alaska Airlines. With an average price for the route of $394 and an overall rating of 7.9, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $533 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from Ontario to Dallas?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Dallas.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Dallas?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dallas from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Dallas?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Dallas with an airline and back to Ontario with another airline. Booking your flights between Ontario and DFW can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Dallas?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Dallas from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Ontario to Dallas/Fort Worth Airport

  • Looking for a cheap flight? 25% of our users found flights on this route for $188 or less one-way and $385 or less round-trip.
  • Ontario International Airport (ONT) is conveniently located west of San Bernadino and east of Los Angeles, making it the top choice for many passengers from Anaheim, Temecula, Palm Springs, Lancaster, and other cities in the Southern California region.
  • There are three terminals (Terminal 2, Terminal 4, and the International Terminal for non-domestic arrivals only) at Ontario International Airport (ONT). If you’re flying with American Airlines or Southwest, you’ll be using Terminal 4. All other flights to Dallas/Fort Worth will use Terminal 2.
  • Ontario Airport (ONT) has two Aspire Lounges, one in Terminal 2 near Gate 210 and one in Terminal 4 near Gate 410. Both VIP lounges are available to all passengers, and day passes start at about $40.
  • Traveling between the terminals at Dallas/Fort Worth Airport (DFW) is free and easy with the Terminal Link shuttle vans (pre-security) and the Skylink trains (post-security).
  • TexRail and Trinity Rail Express (TRE) trains both travel between DFW and Fort Worth’s Central Station. The TexRail station is at terminal B, as is the free LINK shuttle bus stop to TRE’s CentrePort Station. Both options take about 50min, and one-way tickets for both start at about $2.50.

Prefer to fly direct from Ontario to Dallas?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Ontario to Dallas/Fort Worth.
Find which airlines fly direct from Ontario Airport to Dallas/Fort Worth Airport, which days they fly and book direct flights.

Direct departures

Ontario to Dallas/Fort Worth

Monday

American Airlines,Frontier

American Airlines,Frontier

Tuesday

American Airlines,Frontier

American Airlines,Frontier

Wednesday

American Airlines,Frontier

American Airlines,Frontier

Thursday

American Airlines,Frontier

American Airlines,Frontier

Friday

American Airlines,Frontier

American Airlines,Frontier

Saturday

American Airlines,Frontier

American Airlines,Frontier

Sunday

American Airlines,Frontier

American Airlines,Frontier

See more direct flights

Direct returns

Dallas/Fort Worth to Ontario

Monday

American Airlines,Frontier

American Airlines,Frontier

Tuesday

American Airlines,Frontier

American Airlines,Frontier

Wednesday

American Airlines,Frontier

American Airlines,Frontier

Thursday

American Airlines,Frontier

American Airlines,Frontier

Friday

American Airlines,Frontier

American Airlines,Frontier

Saturday

American Airlines,Frontier

American Airlines,Frontier

Sunday

American Airlines,Frontier

American Airlines,Frontier

See more direct flights

Everything you need to know for your flight from Ontario to Dallas

Information on your arrival and departure airports