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Cheap Flights from Ontario (ONT) to Dallas (DFWA)

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      Travellers and cabin class, 1 Adult, Economy
      American Airlines
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      British Airways
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      Compare Ontario International to Dallas flight deals

      Find the cheapest month or even day of the year to fly to Dallas

      Book the best Dallas fare with no extra fees

      Flight deals from Ontario International to Dallas

      Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Dallas? If you want to travel next month, return fares start from $271. Find the lowest prices on one-way and return tickets right here.
      Dallas.$221 per passenger.Departing Wed, 11 Nov, returning Sat, 14 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 11 Nov, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Sat, 14 Nov, arriving in Ontario International.Price includes taxes and charges.From $221, select.
      Dallas.$234 per passenger.Departing Sat, 19 Sep, returning Wed, 23 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Sat, 19 Sep, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Wed, 23 Sep, arriving in Ontario International.Price includes taxes and charges.From $234, select.
      Dallas.$271 per passenger.Departing Wed, 7 Oct, returning Wed, 14 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 7 Oct, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Wed, 14 Oct, arriving in Ontario International.Price includes taxes and charges.From $271, select.
      Dallas.$280 per passenger.Departing Wed, 30 Sep, returning Sun, 4 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 30 Sep, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Sun, 4 Oct, arriving in Ontario International.Price includes taxes and charges.From $280, select.
      Dallas.$301 per passenger.Departing Thu, 29 Oct, returning Sun, 1 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 29 Oct, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Sun, 1 Nov, arriving in Ontario International.Price includes taxes and charges.From $301, select.
      Dallas.$315 per passenger.Departing Sat, 10 Oct, returning Sat, 17 Oct.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Sat, 10 Oct, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Sat, 17 Oct, arriving in Ontario International.Price includes taxes and charges.From $315, select.
      Dallas.$316 per passenger.Departing Tue, 29 Sep, returning Thu, 1 Oct.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Tue, 29 Sep, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Thu, 1 Oct, arriving in Ontario International.Price includes taxes and charges.From $316, select.
      Dallas.$317 per passenger.Departing Mon, 14 Sep, returning Tue, 15 Sep.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Mon, 14 Sep, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Tue, 15 Sep, arriving in Ontario International.Price includes taxes and charges.From $317, select.
      Dallas.$317 per passenger.Departing Thu, 5 Nov, returning Mon, 9 Nov.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Thu, 5 Nov, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Mon, 9 Nov, arriving in Ontario International.Price includes taxes and charges.From $317, select.
      Dallas.$323 per passenger.Departing Thu, 19 Nov, returning Wed, 2 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 19 Nov, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Wed, 2 Dec, arriving in Ontario International.Price includes taxes and charges.From $323, select.
      Dallas.$325 per passenger.Departing Thu, 29 Oct, returning Sat, 5 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 29 Oct, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Sat, 5 Dec, arriving in Ontario International.Price includes taxes and charges.From $325, select.
      Dallas.$328 per passenger.Departing Sat, 31 Oct, returning Sat, 14 Nov.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Sat, 31 Oct, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Sat, 14 Nov, arriving in Ontario International.Price includes taxes and charges.From $328, select.
      Dallas.$331 per passenger.Departing Wed, 2 Dec, returning Mon, 7 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 2 Dec, arriving in Dallas Fort Worth International.Inbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Mon, 7 Dec, arriving in Ontario International.Price includes taxes and charges.From $331, select.
      Dallas.$335 per passenger.Departing Thu, 29 Oct, returning Sat, 5 Dec.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Thu, 29 Oct, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Sat, 5 Dec, arriving in Ontario International.Price includes taxes and charges.From $335, select.
      Dallas.$338 per passenger.Departing Tue, 8 Dec, returning Thu, 10 Dec.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Tue, 8 Dec, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Thu, 10 Dec, arriving in Ontario International.Price includes taxes and charges.From $338, select.
      Dallas.$343 per passenger.Departing Thu, 19 Nov, returning Wed, 2 Dec.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Ontario International on Thu, 19 Nov, arriving in Dallas Fort Worth International.Inbound direct flight with Frontier Airlines departs from Dallas Fort Worth International on Wed, 2 Dec, arriving in Ontario International.Price includes taxes and charges.From $343, select.

      Find the cheapest month to fly from Ontario International to Dallas

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Dallas flights are currently cheapest in November.
      Sep
      from $234
      Oct
      from $271
      Nov
      from $221
      Dec
      from $331
      Jan
      from $440
      Feb
      from $440
      Mar
      from $499
      Apr
      from $604
      May
      from $587
      Jun
      from $603
      Jul
      Find prices
      Aug
      Find prices

      Direct flights from Ontario International to Dallas

      American Airlines
      British Airways
      Frontier Airlines
      GOL Linhas Aéreas
      Iberia
      Qatar Airways
      Royal Jordanian
      Southwest Airlines
      Volaris

      Alternative Ontario International to Dallas routes

      Looking for the cheapest, fastest or easiest route from Ontario International to Dallas? You could fly into the following airports instead.

      Dallas Love Field

      7km from central Dallas
      Closest
      from $440
      Search flights

      Dallas Fort Worth International

      24km from central Dallas
      Cheapest
      from $221
      Search flights

      Fort Worth

      53km from central Dallas
      Search flights

      Ontario to Dallas: Flight information

      The things to know before you go.
      Cheapest flight found$221
      Cheapest month to flyNovember
      Average flight time3 hrs, 1 min
      Most popular airlineAmerican Airlines
      Average flights per week199

      Finding cheap flights from Ontario International to Dallas: Frequently asked questions

      There are 3 airports in Dallas: Dallas Love Field, Dallas Fort Worth International and Fort Worth.
      The best price we found for a return flight from Ontario International to Dallas is $221. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      3 hours is the average flight time from Ontario International to Dallas.
      American Airlines, Qatar Airways and British Airways fly direct from Ontario International to Dallas.
      As of September 2026, there are 212 flights per week flying from Ontario International to Dallas.
      The cheapest month to fly from Ontario International to Dallas is usually November.
      If you're flying from Ontario International Airport, the cheapest airport near Dallas is Dallas Fort Worth International – which is 24.0 km away from the centre of Dallas. We've found flights into this airport from $221.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Dallas on Wednesday, 11 November 2026.
      Yes – the average flight time is 3 hours.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dallas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dallas is around 40 days in advance, so don’t leave your flight to the last minute.

      In September, the average temperature is usually around 27°C. August is typically the warmest month in Dallas, when it usually averages around 36°C. You can expect the least rain in September. The coldest month is January, with temperatures averaging 3°C. The rainiest month is May.
      Currently, Frontier Airlines offers the cheapest flight tickets to Dallas.

      Flying from Ontario International Airport (ONT) to Dallas: what you need to know

      • The average duration of a direct flight from Ontario International Airport to Dallas is 3 hours 10 minutes.

      • The timezone in Dallas is UTC-6. The city is two hours ahead of Ontario, where Ontario International Airport is located.

      • With 43 weekly flights between the two airports, Ontario International Airport (ONT) to Dallas Fort Worth International Airport (DFW) is the most popular route. American Airlines operates the earliest flight at 00:57. If you're eager to make the most of your day before taking off, the latest departure from ONT to DFW is with American Airlines at 23:59.

      • Allow plenty of time to get on your ONT to Dallas flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

      • You can expect longer queues in popular months such as July. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a smart move.

      • You can book a direct Ontario International Airport to Dallas ticket. Start your trip at ONT and arrive at Dallas Fort Worth International Airport (DFW).

      • Top airlines that operate direct flights from Ontario International Airport to Dallas include:

      • The journey from central Ontario to ONT takes about 45 minutes on public transport. If you ride-share, drive or get a taxi, you'll cover the 5 kilometres in 15 minutes or so, depending on traffic conditions.

      • Catching an early flight from Ontario International Airport to Dallas? Avoid the hassle of rushing to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to ONT:

      • Ontario International Airport has an excellent on-time record, reducing the likelihood of delays. Departures from ONT land at their destination as scheduled 83% of the time.

      • ONT is located at 2900 E. Airport Drive.

      How to find the cheapest flights from Ontario International Airport (ONT) to Dallas

      • $102 is currently the lowest price for a one-way Ontario International Airport to Dallas flight. A return plane ticket starts from $221. These prices may change based on availability.

      • Don't leave things to the last minute. You're more likely to pick up cheap flights from ONT to Dallas if you book early. Airlines often offer some excellent early bird rates.

      • Landing cheap tickets from Ontario International Airport to Dallas is easier if you can be flexible with your dates. Use the 'Whole month' search tool to access the lowest prices across every month and snap up an awesome deal.

      • Finding a cheap flight from ONT to Dallas couldn't be easier with Price Alerts. Simply set up one of these automatic notifications and we'll notify you as soon as a cheaper option becomes available.

      • Tailor your trip with filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from Ontario International Airport to Dallas.

      Airports in Dallas

      Dallas Fort Worth International Airport (DFW)

      • The distance from Dallas Fort Worth International Airport (DFW) to central Dallas is roughly 32 kilometres. It'll take you about 25 minutes to reach the centre driving.

      • If you're using public transport, expect a journey time of about 1 hour.

      • Consider booking a hotel near DFW if you have a late flight from Ontario International Airport to Dallas. Settle into one of these options and make arrival day easier:

      • Lock in the best rate by reserving your vehicle from Dallas Fort Worth International Airport around one week in advance of your flight from ONT to Dallas.

      • The address for DFW is 2400 Aviation Dr.

      Dallas Love Field (DAL)

      • After your flight from Ontario International Airport to Dallas has touched down, you can reach the city centre in about 20 minutes by car. Central Dallas is roughly 13 kilometres from Dallas Love Field (DAL).

      • You can expect the journey to take about 45 minutes on public transport.

      • You'll find some comfortable places ready to welcome you near DAL. Tuck yourself in and get cosy after your ONT to Dallas flight at any of these well-located options:

      • Avoid last-minute price surges. Booking your ride three weeks before your arrival at DAL will help you stay within budget.

      • Dallas Love Field is located at 8008 Cedar Springs Road.

      Best time to go to Dallas

      • July is the busiest month for flights from Ontario International Airport to Dallas. To steer clear of the crowds, head to Dallas in January.

      • The warmest month in Dallas is August, with temperatures ranging between 24ºC (75ºF) and 41ºC (106ºF). Lock in your Ontario International Airport to Dallas plane ticket then if this is the type of weather you enjoy.

      • Search for cheap tickets from ONT to Dallas in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between 1ºC (34ºF) and 16ºC (61ºF) on average.

      More about Dallas

      Explore more of the United States

      • Houston is just one of the many places in the United States waiting to be discovered once you've seen the sights of Dallas. Around 370 kilometres away to the south, check out popular attractions including The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.

      • Around 402 kilometres southwest of Dallas, San Antonio is another essential stop in the United States. Experience the best of this destination with a visit to San Antonio River Walk, San Antonio River walk and Alamo Plaza.

      Plan smart, explore more

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      Plan the rest of your trip from Ontario to Dallas

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.