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Cheap flights from Ontario to Houston from C$ 194

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HOU
19 Jan — 26 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 20 December 2025.

Wed 31/129:40 a.m.YYZ - IAH
1 stop24h 20mMultiple Airlines
Sun 11/18:13 p.m.IAH - YYZ
1 stop26h 58mMultiple Airlines
Deal found 18/12C$ 556
Wed 31/127:00 a.m.YYZ - IAH
2 stops16h 55mMultiple Airlines
Tue 6/18:13 p.m.IAH - YYZ
1 stop14h 33mMultiple Airlines
Deal found 20/12C$ 600
Mon 29/1211:30 p.m.YYZ - IAH
2 stops34h 33mMultiple Airlines
Thu 8/110:28 p.m.IAH - YYZ
1 stop20h 24mMultiple Airlines
Deal found 20/12C$ 670
Mon 29/123:10 p.m.YYZ - IAH
1 stop24h 15mMultiple Airlines
Wed 28/17:45 a.m.IAH - YYZ
1 stop14h 35mMultiple Airlines
Deal found 19/12C$ 716
Wed 31/129:15 a.m.YTZ - IAH
1 stop9h 08mMultiple Airlines
Sun 11/18:13 p.m.IAH - YTZ
2 stops15h 56mMultiple Airlines
Deal found 18/12C$ 764
Wed 31/127:00 a.m.YYZ - IAH
1 stop11h 50mMultiple Airlines
Sun 4/18:59 p.m.IAH - YYZ
2 stops37h 36mMultiple Airlines
Deal found 18/12C$ 776
Wed 24/128:30 a.m.YUL - IAH
3 stops39h 06mMultiple Airlines
Thu 1/15:54 a.m.IAH - YUL
1 stop11h 21mMultiple Airlines
Deal found 17/12C$ 910
Wed 24/127:30 p.m.YUL - IAH
1 stop22h 59mMultiple Airlines
Wed 7/18:13 p.m.IAH - YUL
2 stops23h 01mMultiple Airlines
Deal found 17/12C$ 925
Wed 24/127:00 a.m.YUL - IAH
2 stops27h 00mMultiple Airlines
Wed 31/125:46 a.m.IAH - YUL
1 stop17h 44mMultiple Airlines
Deal found 17/12C$ 929
Wed 31/1212:14 p.m.YYZ - HOU
1 stop9h 10mDelta
Sun 11/15:04 p.m.HOU - YYZ
1 stop5h 54mDelta
Deal found 20/12C$ 971
Sun 21/126:10 p.m.YHM - IAH
1 stop19h 34mWestJet
Thu 8/16:20 p.m.IAH - YHM
1 stop18h 02mWestJet
Deal found 19/12C$ 994
Thu 25/125:10 p.m.YUL - IAH
2 stops16h 15mMultiple Airlines
Wed 31/125:46 a.m.IAH - YUL
1 stop17h 44mMultiple Airlines
Deal found 17/12C$ 1,004

Find flight deals from Ontario to Houston

Keep the following information in mind while searching for Ontario to Houston flight deals. Data was last updated 20 December 2025.

Round-trip from

C$ 305

One-way from

C$ 194

Popular in

December

Cheapest in

April

Average price

C$ 798
WestJet
  • WestJet
  • 13/1-20/1
  • 2 total stops
  • 34h 41m total
  • Ontario to Houston
Search Deals
28/1
  • 28/1
  • 1 total stop
  • 30h 10m total
  • Ontario to Houston
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 20 December 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

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Fri 23/1

7:00 a.m.-5:10 p.m.

1 stop11h 10m

Houston George Bush Intcntl

Wed 28/1

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

1 stop21h 57m

C$ 314

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 14/1

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

1 stop19h 34m

Houston George Bush Intcntl

Tue 20/1

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

1 stop21h 57m

C$ 324

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Fri 16/1

7:00 a.m.-6:58 p.m.

1 stop12h 58m

Houston George Bush Intcntl

Wed 21/1

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

1 stop21h 57m

C$ 331

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 7/1

7:25 a.m.-5:50 p.m.

1 stop11h 25m

Houston George Bush Intcntl

Wed 14/1

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

1 stop21h 57m

C$ 354

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Sat 17/1

7:25 a.m.-8:23 p.m.

1 stop13h 58m

Houston George Bush Intcntl

Thu 22/1

5:46 a.m.-3:00 p.m.

1 stop8h 14m

C$ 368

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 1/4

6:10 p.m.-12:45 p.m.

1 stop19h 35m

Houston George Bush Intcntl

Thu 30/4

8:00 a.m.-12:40 a.m.

1 stop15h 40m

C$ 398

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Sat 17/1

7:25 a.m.-11:34 p.m.

2 stops17h 09m

Houston George Bush Intcntl

Sat 24/1

8:19 p.m.-2:20 p.m.

1 stop17h 01m

C$ 419

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Fri 9/1

2:05 p.m.-8:40 a.m.

2 stops19h 35m

Houston George Bush Intcntl

Mon 12/1

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

1 stop9h 00m

C$ 430

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 22/1

2:05 p.m.-11:34 p.m.

2 stops10h 29m

Houston George Bush Intcntl

Sat 31/1

8:19 p.m.-10:03 p.m.

3 stops24h 44m

C$ 432

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Fri 16/1

9:25 a.m.-3:08 p.m.

1 stop6h 43m

Houston George Bush Intcntl

Mon 26/1

8:18 p.m.-10:03 p.m.

2 stops24h 45m

C$ 436

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/12

Showing 1-10 of 60 results
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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$ 336). Flying from Region of Ontario to Houston in March is currently the most expensive (average of C$ 510). 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 20 December 2025.

It’s optimal to fly from Region of Ontario to Houston at noon. By choosing this option you can save up to 14% 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$ 607, WestJet can have you in Houston from Region of Ontario in 12h 40m. There are 2060 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 Air Canada, which is currently one of the cheapest options available, starting at C$ 264. WestJet flights start at C$ 274 while deals on United Airlines start at C$ 313 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$ 336). Flying from Region of Ontario to Houston in March is currently the most expensive (average of C$ 510). 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

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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 Hobby flights
Vancouver Intl to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to Hobby flights
Pearson Intl to Austin flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Pearson Intl to Love Field flights
Toronto Island to Dallas/Fort Worth flights
Vancouver Intl to Austin flights
Vancouver Intl to Dallas/Fort Worth flights
Edmonton to Dallas/Fort Worth flights
Toronto Island to George Bush Intcntl flights
Edmonton to Hobby flights
Edmonton to George Bush Intcntl flights
Calgary to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Austin flights
Victoria to Dallas/Fort Worth flights
Hamilton to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to Love Field flights
Ottawa to Dallas/Fort Worth flights
Edmonton to Austin flights
Vancouver Intl to Love Field flights
Hamilton to Dallas/Fort Worth flights
Ottawa to Hobby flights
Vancouver Intl to San Antonio flights
London to Dallas/Fort Worth flights
Ottawa to George Bush Intcntl flights
Pearson Intl to San Antonio flights
Calgary to Love Field flights
Halifax to Hobby flights
Regina to Dallas/Fort Worth flights
Edmonton to Love Field flights
Halifax to George Bush Intcntl flights
Halifax to Dallas/Fort Worth flights
Winnipeg to Dallas/Fort Worth flights
Kelowna to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to San Antonio flights
Winnipeg to Austin flights
Ottawa to Love Field flights
Winnipeg to Hobby flights
Calgary to Austin flights
Québec City to Dallas/Fort Worth flights
Vancouver Intl to El Paso flights
Saskatoon to Dallas/Fort Worth 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 20 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 266AverageC$ 576FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 288AverageC$ 625FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 488AverageC$ 799FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 529AverageC$ 791FlexibilityNo 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.

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