Find flights
Deals
When to book
FAQs

Cheap flights from Ontario to Houston from C$ 218

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HOU
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Houston

Keep the following information in mind while searching for Ontario to Houston flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 398

One-way from

C$ 218

Popular in

December

Cheapest in

April

Average price

C$ 732
24/11-28/11
  • 24/11-28/11
  • 2 total stops
  • 25h 51m total
  • Ontario to Houston
Search Deals
8/12
  • 8/12
  • 1 total stop
  • 26h 18m total
  • Ontario to Houston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (C$ 7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Ontario to Houston

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Houston
Explore the most affordable flight options available from Ontario to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Fri 12/127:00 a.m.YHM - IAH
1 stop12h 29mMultiple Airlines
Mon 15/128:07 p.m.IAH - YHM
1 stop17h 13mMultiple Airlines
Deal found 28/10C$ 383
Sat 22/117:00 a.m.YYZ - IAH
1 stop9h 07mMultiple Airlines
Sat 29/118:35 p.m.IAH - YYZ
1 stop14h 08mMultiple Airlines
Deal found 28/10C$ 398
Fri 21/1112:50 p.m.YYZ - IAH
1 stop7h 59mMultiple Airlines
Sun 30/118:35 p.m.IAH - YYZ
1 stop14h 08mMultiple Airlines
Deal found 28/10C$ 399
Sun 23/117:10 a.m.YYZ - IAH
1 stop8h 30mMultiple Airlines
Thu 27/118:29 a.m.IAH - YYZ
2 stops10h 39mMultiple Airlines
Deal found 28/10C$ 401
Mon 24/117:00 a.m.YYZ - IAH
1 stop11h 16mMultiple Airlines
Mon 1/123:45 p.m.IAH - YYZ
1 stop7h 40mMultiple Airlines
Deal found 30/10C$ 402
Mon 24/116:30 a.m.YYZ - IAH
1 stop11h 59mWestJet
Mon 8/126:20 p.m.IAH - YYZ
1 stop10h 53mWestJet
Deal found 30/10C$ 405
Mon 10/1112:50 p.m.YYZ - IAH
1 stop21h 43mMultiple Airlines
Mon 17/115:34 a.m.IAH - YYZ
2 stops14h 33mMultiple Airlines
Deal found 28/10C$ 406
Mon 17/117:00 a.m.YYZ - IAH
1 stop11h 26mMultiple Airlines
Thu 20/116:09 p.m.IAH - YYZ
1 stop16h 34mMultiple Airlines
Deal found 29/10C$ 408
Mon 1/125:15 p.m.YYZ - IAH
2 stops20h 46mMultiple Airlines
Wed 3/128:54 p.m.IAH - YYZ
1 stop16h 46mMultiple Airlines
Deal found 28/10C$ 409
Sat 22/117:00 a.m.YYZ - IAH
1 stop9h 07mMultiple Airlines
Fri 28/118:29 a.m.IAH - YYZ
2 stops10h 39mMultiple Airlines
Deal found 28/10C$ 411
Mon 17/117:00 a.m.YYZ - IAH
2 stops25h 44mMultiple Airlines
Fri 28/118:29 a.m.IAH - YYZ
2 stops10h 39mMultiple Airlines
Deal found 29/10C$ 412
Sat 22/117:00 a.m.YYZ - IAH
1 stop9h 07mMultiple Airlines
Sun 30/118:35 p.m.IAH - YYZ
1 stop14h 08mMultiple Airlines
Deal found 28/10C$ 413

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from Ontario to Houston that are best for you.

Fly from

Ontario

Fly to

Houston

Route

Depart

Return

Price

TorontoHouston

YKF - IAH

YKFIAH

Toronto Region of Waterloo Intl

Thu 15/1

6:20 a.m.-12:44 p.m.

1 stop31h 24m

Houston George Bush Intcntl

Fri 16/1

6:20 p.m.-5:28 a.m.

1 stop10h 08m

C$ 422

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 4/12

2:30 p.m.-11:59 p.m.

1 stop10h 29m

Houston George Bush Intcntl

Wed 10/12

8:23 p.m.-6:13 p.m.

3 stops20h 50m

C$ 434

TorontoHouston

YKF - IAH

YKFIAH

Toronto Region of Waterloo Intl

Thu 4/12

6:20 a.m.-5:29 p.m.

1 stop12h 09m

Houston George Bush Intcntl

Wed 10/12

5:25 p.m.-4:00 p.m.

2 stops21h 35m

C$ 440

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Tue 20/1

5:45 a.m.-5:29 p.m.

1 stop12h 44m

Houston George Bush Intcntl

Tue 3/2

6:20 p.m.-5:16 p.m.

1 stop21h 56m

C$ 451

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 8/1

2:05 p.m.-8:42 a.m.

2 stops19h 37m

Houston George Bush Intcntl

Tue 13/1

7:00 a.m.-10:03 p.m.

2 stops14h 03m

C$ 455

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Mon 12/1

9:15 a.m.-5:08 p.m.

1 stop8h 53m

Houston George Bush Intcntl

Sun 25/1

6:00 a.m.-4:25 p.m.

1 stop9h 25m

C$ 469

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Mon 9/2

6:10 p.m.-5:30 p.m.

1 stop24h 20m

Houston George Bush Intcntl

Thu 12/2

6:20 p.m.-1:21 p.m.

1 stop18h 01m

C$ 473

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 26/11

6:10 p.m.-12:44 p.m.

1 stop19h 34m

Houston George Bush Intcntl

Wed 3/12

6:20 p.m.-5:17 p.m.

1 stop21h 57m

C$ 475

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Mon 1/12

6:10 p.m.-5:26 p.m.

2 stops24h 16m

Houston George Bush Intcntl

Mon 15/12

8:07 p.m.-2:20 p.m.

1 stop17h 13m

C$ 476

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Thu 4/12

6:10 p.m.-12:44 p.m.

1 stop19h 34m

Houston George Bush Intcntl

Wed 10/12

6:20 p.m.-5:17 p.m.

1 stop21h 57m

C$ 480

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Houston

What is the cheapest month to book a flight from Region of Ontario to Houston?

Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Houston (average of C$ 342). Flying from Region of Ontario to Houston in March is currently the most expensive (average of C$ 538). 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 ON to HOU?

Find hourly flight availability from Ontario to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

It’s optimal to fly from Region of Ontario to Houston at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Region of Ontario to Houston?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Houston. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Houston flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Region of Ontario to Houston?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Houston?

    For as low as C$ 716, WestJet can have you in Houston from Region of Ontario in 6h 48m. There are 2086 km between Region of Ontario and Houston. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Region of Ontario to Houston one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 239. Frontier flights start at C$ 251 while deals on Delta start at C$ 398 one-way.

  • What are the most popular routes from Region of Ontario to Houston?

    The most popular route from Region of Ontario to Houston is Toronto Pearson Intl - Houston Hobby. You may also consider Toronto Pearson Intl - Houston George Bush Intcntl or Montreal Pierre Elliott Trudeau Intl - Houston Hobby.

  • Can I find deals for flights from Ontario to Houston that include hotel bookings?

    Yes. In addition to deals on Ontario to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Houston?

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

  • Can I find deals for business class flights from Ontario to Houston?

    Yes. Cheapflights offers flight deals from Ontario to Houston 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 Region of Ontario to Houston?

    Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Houston (average of C$ 342). Flying from Region of Ontario to Houston in March is currently the most expensive (average of C$ 538). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to Hobby flights
Pearson Intl to George Bush Intcntl flights
Calgary to Hobby flights
Calgary to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Vancouver Intl to George Bush Intcntl flights
Vancouver Intl to Hobby flights
Vancouver Intl to Dallas/Fort Worth flights
Pearson Intl to Love Field flights
Pierre Elliott Trudeau Intl to Hobby flights
Pearson Intl to Austin flights
Calgary to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Vancouver Intl to Austin flights
Toronto Island to Dallas/Fort Worth flights
Edmonton to Hobby flights
Edmonton to George Bush Intcntl flights
Edmonton to Dallas/Fort Worth flights
Vancouver Intl to San Antonio flights
Ottawa to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Love Field flights
Calgary to Love Field flights
Hamilton to Hobby flights
Winnipeg to Hobby flights
Winnipeg to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to Austin flights
Vancouver Intl to Love Field flights
Pearson Intl to San Antonio flights
Edmonton to Love Field flights
Calgary to Austin flights
Halifax to Dallas/Fort Worth flights
Saskatoon to Hobby flights
Winnipeg to Dallas/Fort Worth flights
Vancouver Intl to Amarillo flights
Region of Waterloo Intl to Hobby flights
Edmonton to Austin flights
Ottawa to Love Field flights
Saskatoon to George Bush Intcntl flights
Ottawa to George Bush Intcntl flights
Hamilton to Dallas/Fort Worth flights
Regina to Dallas/Fort Worth flights
Halifax to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to San Antonio flights
Winnipeg to Austin flights

Top 4 airlines flying from Ontario to Houston

Discover the top 4 airlines that operate flights from Ontario to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 269AverageC$ 593FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 341AverageC$ 637FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 494AverageC$ 811FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 525AverageC$ 752FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Houston?

Cheapflights helps you search for flights from Ontario to Houston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Houston with no change fees?

Yes, we can. To see specific flights from Ontario to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to Houston become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Houston on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.