Find flights
Deals
When to book
FAQs

Cheap flights from Dallas/Fort Worth Airport to Ontario from C$ 262

DFW — ONT
13 Oct — 20 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dallas/Fort Worth to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Dallas/Fort Worth to Ontario

Sat 12/1212:31 p.m. -
1 stop5h 57m
Wed 6/16:00 a.m. -
1 stop5h 54m
Deal found 10/9C$ 523
Thu 29/105:15 a.m. -
2 stops9h 15m
Mon 2/111:35 p.m. -
1 stop6h 47m
Deal found 9/9C$ 524
Tue 6/102:59 p.m. -
2 stops10h 56m
Sat 10/1012:16 p.m. -
1 stop10h 06m
Deal found 9/9C$ 530
Wed 21/107:25 a.m. -
2 stops10h 58m
Sat 5/126:00 a.m. -
2 stops12h 35m
Deal found 10/9C$ 537
Fri 2/108:10 a.m. -
1 stop6h 04m
Tue 6/1011:56 a.m. -
1 stop10h 01m
Deal found 8/9C$ 544
Fri 6/112:49 p.m. -
2 stops9h 54m
Mon 9/1111:10 p.m. -
1 stop10h 08m
Deal found 10/9C$ 551
Fri 2/101:44 p.m. -
2 stops12h 03m
Wed 7/109:45 a.m. -
2 stops10h 20m
Deal found 10/9C$ 558
Fri 4/126:00 a.m. -
1 stop10h 47m
Fri 4/124:00 p.m. -
1 stop13h 11m
Deal found 10/9C$ 565
Sat 21/115:00 p.m. -
1 stop8h 00m
Thu 26/116:00 a.m. -
1 stop5h 36m
Deal found 9/9C$ 567
Wed 9/125:30 a.m. -
2 stops12h 52m
Tue 22/1211:59 a.m. -
1 stop9h 51m
Deal found 10/9C$ 574
Mon 5/106:12 p.m. -
1 stop7h 35m
Tue 6/1011:56 a.m. -
1 stop10h 01m
Deal found 8/9C$ 580

Find flight deals from Dallas/Fort Worth to Ontario

Round-trip from

C$ 523

One-way from

C$ 262

Popular in

July

Cheapest in

February

Average price

C$ 426
Delta
  • Delta
  • 14/12-7/1
  • 2 total stops
  • 13h 53m total
  • Dallas to Ontario
Search Deals
Delta
  • Delta
  • 7/10-31/12
  • 1 total stop
  • 6h 26m total
  • Dallas to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Wed 14/10

5:30 a.m.-11:06 a.m.

1 stop7h 36m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 262

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Sat 13/2

5:45 p.m.-11:59 p.m.

1 stop8h 14m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 283

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Wed 28/10

10:00 a.m.-6:00 p.m.

1 stop10h 00m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 283

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Fri 25/12

6:00 a.m.-3:05 p.m.

1 stop11h 05m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 283

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Fri 13/11

9:39 a.m.-6:17 p.m.

1 stop10h 38m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 325

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Tue 9/3

1:18 p.m.-11:48 p.m.

2 stops12h 30m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 327

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Tue 10/11

4:10 p.m.-11:49 p.m.

2 stops9h 39m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 327

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Sat 10/10

3:57 p.m.-10:51 p.m.

2 stops8h 54m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 332

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Tue 3/11

5:02 a.m.-12:29 p.m.

2 stops9h 27m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 343

DallasOntario

DFW Dallas/Fort Worth - ONT Ontario

DFWONT

Dallas/Fort Worth

Mon 2/11

11:40 a.m.-8:15 p.m.

2 stops10h 35m

Ontario

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 343

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Dallas/Fort Worth to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Dallas/Fort Worth with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Dallas/Fort Worth Airport to Ontario

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

To ensure you get the cheapest price possible for a flight from Dallas/Fort Worth Airport to Ontario, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Ontario?

Currently, February is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Ontario (average of C$ 311). Flying from Dallas/Fort Worth Airport to Ontario in July is currently the most expensive (average of C$ 515). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to ONT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dallas/Fort Worth Airport to Ontario as you normally would.

How much does it cost to fly round-trip from Dallas/Fort Worth Airport to Ontario?

Airfare is typical for this route at the moment.

Dallas/Fort Worth Airport to Ontario flights typically cost between C$ 344 and C$ 535 in December.
The cheapest round-trip price found within the last 5 days was C$ 523 on Delta (12 Dec-6 Jan).

Related info for your journey

  • What airport do you fly into for flights to Ontario from Dallas/Fort Worth?

    If you book a flight to Ontario from Dallas/Fort Worth, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 4.9 km from the centre of Ontario. There are 11 flights from Dallas/Fort Worth to Ontario per day from 0 different airlines.

  • How long is the flight from Dallas/Fort Worth Airport to Ontario?

    For as low as C$ 646, Alaska Airlines can have you in Ontario from Dallas/Fort Worth Airport in 8h 13m. Airlines will cover a distance of 1907 km. This flight may include one or multiple stops.

  • What are the most reliable airlines from Dallas/Fort Worth Airport to Ontario?

    No one likes to see their flight delayed. When booking a flight from Dallas/Fort Worth Airport to Ontario consider choosing GOL (92%), Frontier (89%) or Volaris (89%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Dallas/Fort Worth to Ontario that include hotel bookings?

    Yes. In addition to deals on Dallas/Fort Worth to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dallas/Fort Worth to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas/Fort Worth to Ontario.

  • Can I find deals for business class flights from Dallas/Fort Worth to Ontario?

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Ontario (average of C$ 311). Flying from Dallas/Fort Worth Airport to Ontario in July is currently the most expensive (average of C$ 515). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dallas/Fort Worth to Ontario

Dallas/Fort Worth to Los Angeles flights

Fly with Cheapflights

How does Cheapflights help users find flights from Dallas/Fort Worth to Ontario?

Deals for Dallas/Fort Worth to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dallas/Fort Worth to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Dallas/Fort Worth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Dallas/Fort Worth to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Dallas/Fort Worth shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Dallas/Fort Worth to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Dallas/Fort Worth today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.