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Cheap flights from Ontario to Houston George Bush Intcntl Airport from C$ 183

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAH
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to George Bush Intcntl

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to George Bush Intcntl
Explore the most affordable flight options available from Ontario to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Wed 31/127:15 a.m.YYZ - IAH
2 stops16h 40mMultiple Airlines
Wed 7/18:13 p.m.IAH - YYZ
1 stop26h 58mMultiple Airlines
Deal found 15/12C$ 546
Wed 24/127:45 a.m.YYZ - IAH
2 stops40h 42mMultiple Airlines
Wed 14/17:45 a.m.IAH - YYZ
1 stop13h 27mMultiple Airlines
Deal found 16/12C$ 664
Fri 19/128:20 p.m.YYZ - IAH
2 stops24h 18mMultiple Airlines
Thu 22/14:35 p.m.IAH - YYZ
1 stop21h 05mMultiple Airlines
Deal found 16/12C$ 675
Wed 31/121:10 p.m.YYZ - IAH
1 stop12h 48mAmerican Airlines
Wed 7/18:00 a.m.IAH - YYZ
1 stop7h 19mAmerican Airlines
Deal found 16/12C$ 697
Wed 31/127:00 a.m.YUL - IAH
2 stops17h 59mMultiple Airlines
Thu 15/11:35 p.m.IAH - YUL
1 stop22h 57mMultiple Airlines
Deal found 16/12C$ 723
Sun 21/127:10 a.m.YYZ - IAH
2 stops16h 31mMultiple Airlines
Thu 15/11:35 p.m.IAH - YYZ
1 stop9h 51mMultiple Airlines
Deal found 16/12C$ 725
Wed 24/129:15 a.m.YTZ - IAH
1 stop9h 08mMultiple Airlines
Wed 14/17:45 a.m.IAH - YTZ
2 stops13h 18mMultiple Airlines
Deal found 16/12C$ 738
Tue 30/126:45 a.m.YUL - IAH
2 stops18h 14mMultiple Airlines
Thu 8/112:16 p.m.IAH - YUL
2 stops35h 27mMultiple Airlines
Deal found 15/12C$ 767
Tue 30/124:35 p.m.YUL - IAH
1 stop16h 19mMultiple Airlines
Sat 10/19:33 p.m.IAH - YUL
2 stops32h 32mMultiple Airlines
Deal found 15/12C$ 799
Wed 31/126:10 a.m.YYZ - IAH
1 stop16h 05mWestJet
Wed 7/16:20 p.m.IAH - YYZ
2 stops28h 18mWestJet
Deal found 16/12C$ 823
Mon 29/1212:37 p.m.YUL - IAH
2 stops21h 23mMultiple Airlines
Sat 31/18:18 p.m.IAH - YUL
1 stop27h 12mMultiple Airlines
Deal found 15/12C$ 849
Mon 29/126:45 a.m.YUL - IAH
3 stops19h 09mMultiple Airlines
Thu 8/112:16 p.m.IAH - YUL
2 stops35h 27mMultiple Airlines
Deal found 15/12C$ 869

Find flight deals from Ontario to George Bush Intcntl

Keep the following information in mind while searching for Ontario to George Bush Intcntl flight deals. Data was last updated 18 December 2025.

Round-trip from

C$ 310

One-way from

C$ 183

Popular in

December

Cheapest in

April

Average price

C$ 798

Good round-trip deal

C$ 614 or less

Good one-way deal

C$ 343 or less
WestJet
  • WestJet
  • 13/1-20/1
  • 2 total stops
  • 34h 41m total
  • Ontario to Houston
Search Deals
14/1
  • 14/1
  • 1 total stop
  • 13h 58m total
  • Ontario to Houston
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Ontario to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to George Bush Intcntl 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 18 December 2025.
Use the filters below to find and compare flights from Ontario to Houston George Bush Intcntl Airport that are best for you.

Fly from

Ontario

Fly to

George Bush Intcntl

Route

Depart

Return

Price

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Thu 15/1

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

1 stop19h 34m

Houston George Bush Intcntl

Wed 21/1

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

1 stop21h 57m

C$ 318

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 14/1

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

1 stop19h 34m

Houston George Bush Intcntl

Thu 22/1

6:20 p.m.-1:22 p.m.

1 stop18h 02m

C$ 324

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Mon 26/1

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

1 stop13h 58m

Houston George Bush Intcntl

Thu 29/1

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

1 stop8h 14m

C$ 328

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 14/1

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

1 stop19h 34m

Houston George Bush Intcntl

Wed 21/1

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

1 stop21h 57m

C$ 329

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 14/1

7:25 a.m.-10:53 p.m.

2 stops16h 28m

Houston George Bush Intcntl

Wed 21/1

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

1 stop21h 57m

C$ 353

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Sun 25/1

4:20 p.m.-8:23 p.m.

3 stops29h 03m

Houston George Bush Intcntl

Sun 1/2

8:19 p.m.-12:39 a.m.

2 stops27h 20m

C$ 357

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Wed 28/1

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

1 stop19h 34m

Houston George Bush Intcntl

Wed 4/2

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

1 stop21h 56m

C$ 358

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Thu 22/1

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

1 stop13h 58m

Houston George Bush Intcntl

Tue 3/2

7:50 a.m.-3:00 p.m.

2 stops30h 10m

C$ 365

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Mon 9/2

4:15 p.m.-8:40 a.m.

1 stop17h 25m

Houston George Bush Intcntl

Thu 19/2

1:35 p.m.-12:40 a.m.

1 stop10h 05m

C$ 375

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/12

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl 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 George Bush Intcntl Airport

What is the cheapest month to book a flight from Region of Ontario to Houston George Bush Intcntl Airport?

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Houston George Bush Intcntl Airport (average of C$ 376). Flying from Region of Ontario to Houston George Bush Intcntl Airport in September is currently the most expensive (average of C$ 562). 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 IAH?

Find hourly flight availability from Ontario to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Houston George Bush Intcntl Airport at noon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Region of Ontario to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Ontario to George Bush Intcntl. Price data was last updated on 8 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Houston George Bush Intcntl Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Monday at noon 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 George Bush Intcntl Airport?

Related info for your journey

Find useful and relevant information for your journey from Ontario to George Bush Intcntl. 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 George Bush Intcntl Airport?

    A quick flight from Region of Ontario to Houston George Bush Intcntl Airport can take about 13h 22m. WestJet provides one of the quickest options available for as low as C$ 646. The distance from Region of Ontario to Houston George Bush Intcntl Airport is about 2546 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    One-way options have recently been found by users for as low as C$ 264 on Air Canada. Other airlines that offer cheap prices include WestJet from C$ 274 and United Airlines from C$ 313 one-way.

  • What are the most popular routes from Region of Ontario to Houston George Bush Intcntl Airport?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Houston George Bush Intcntl or Toronto Island - Houston George Bush Intcntl, Toronto Pearson Intl - Houston George Bush Intcntl is the most popular route from Region of Ontario to Houston George Bush Intcntl Airport.

  • What are the most reliable airlines from Region of Ontario to Houston George Bush Intcntl Airport?

    Before booking your flight to Houston George Bush Intcntl Airport from Region of Ontario, check out the most reliable airlines to get you to your destination on time: Air New Zealand (84%), Air Canada (76%), United Airlines( 76%).

  • What are the cheapest flights from Region of Ontario to Houston George Bush Intcntl Airport?

    Looking at all options, your cheapest flight can be booked for C$ 242. While the most popular route (Toronto Pearson Intl - Houston George Bush Intcntl) can be booked for C$ 282 on average, our data indicates C$ 944 when flying from Region of Ontario to Houston George Bush Intcntl Airport.

  • Can I find deals for flights from Ontario to George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Ontario to George Bush Intcntl?

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

  • Can I find deals for business class flights from Ontario to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Ontario to George Bush Intcntl 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 George Bush Intcntl Airport?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Houston George Bush Intcntl Airport (average of C$ 376). Flying from Region of Ontario to Houston George Bush Intcntl Airport in September is currently the most expensive (average of C$ 562). 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

Travelling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Humble
Katy
Cypress

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Alternative routes for Ontario to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Hobby flights
Pearson Intl to George Bush Intcntl flights
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Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Edmonton to Hobby flights
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Hamilton to George Bush Intcntl flights
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Saskatoon to Hobby flights
Winnipeg to George Bush Intcntl flights
Saskatoon to George Bush Intcntl flights
Moncton to Hobby flights
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Halifax to Hobby flights
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Québec City to Hobby flights
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Regina to Hobby flights
Fort McMurray to Hobby flights
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St. John's to George Bush Intcntl flights

Top 4 airlines flying from Ontario to George Bush Intcntl

Discover the top 4 airlines that operate flights from Ontario to George Bush Intcntl. 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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 265AverageC$ 576FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 336AverageC$ 609FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 531AverageC$ 773FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 543AverageC$ 815FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 George Bush Intcntl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to George Bush Intcntl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to George Bush Intcntl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to George Bush Intcntl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario to George Bush Intcntl with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to George Bush Intcntl with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to George Bush Intcntl become cheaper?

Of course! You can now track prices for flights from Ontario to George Bush Intcntl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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