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Cheap flights from Ontario to Houston George Bush Intcntl Airport from C$ 266

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAH
22 Jun — 29 Jun1
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 23 May 2026.

Wed 16/97:45 a.m.
YYZ
-
IAH
1 stop8h 59m
Multiple Airlines
Tue 22/98:44 p.m.
IAH
-
YYZ
2 stops19h 01m
Multiple Airlines
Deal found 18/5C$ 498
Tue 28/71:40 p.m.
YTZ
-
IAH
2 stops18h 40m
Multiple Airlines
Tue 18/89:52 p.m.
IAH
-
YTZ
1 stop14h 08m
Multiple Airlines
Deal found 19/5C$ 500
Tue 4/86:30 a.m.
YYZ
-
IAH
1 stop9h 20m
Multiple Airlines
Tue 15/94:39 p.m.
IAH
-
YYZ
1 stop20h 51m
Multiple Airlines
Deal found 19/5C$ 501
Thu 3/96:30 a.m.
YYZ
-
IAH
1 stop9h 21m
Multiple Airlines
Thu 10/98:36 a.m.
IAH
-
YYZ
1 stop11h 19m
Multiple Airlines
Deal found 20/5C$ 502
Mon 17/88:50 a.m.
YTZ
-
IAH
1 stop13h 13m
Multiple Airlines
Wed 2/99:52 p.m.
IAH
-
YTZ
1 stop10h 48m
Multiple Airlines
Deal found 19/5C$ 518
Thu 3/96:30 a.m.
YYZ
-
IAH
1 stop9h 21m
Multiple Airlines
Tue 15/97:00 a.m.
IAH
-
YYZ
2 stops14h 05m
Multiple Airlines
Deal found 20/5C$ 519
Mon 17/88:50 a.m.
YTZ
-
IAH
1 stop13h 13m
Multiple Airlines
Sat 29/89:52 p.m.
IAH
-
YTZ
1 stop14h 08m
Multiple Airlines
Deal found 19/5C$ 520
Wed 19/87:45 a.m.
YYZ
-
IAH
1 stop11h 24m
Multiple Airlines
Sat 29/89:52 p.m.
IAH
-
YYZ
2 stops23h 03m
Multiple Airlines
Deal found 19/5C$ 523
Sat 15/88:50 a.m.
YTZ
-
IAH
1 stop13h 13m
Multiple Airlines
Tue 1/99:52 p.m.
IAH
-
YTZ
1 stop10h 48m
Multiple Airlines
Deal found 19/5C$ 524
Thu 10/99:50 a.m.
YYZ
-
IAH
2 stops13h 16m
Multiple Airlines
Mon 21/98:36 a.m.
IAH
-
YYZ
1 stop11h 19m
Multiple Airlines
Deal found 19/5C$ 526
Sat 15/88:50 a.m.
YTZ
-
IAH
1 stop13h 13m
Multiple Airlines
Sat 29/89:52 p.m.
IAH
-
YTZ
1 stop14h 08m
Multiple Airlines
Deal found 19/5C$ 527
Sun 13/910:05 a.m.
YTZ
-
IAH
1 stop8h 42m
Multiple Airlines
Thu 1/106:42 p.m.
IAH
-
YTZ
1 stop13h 58m
Multiple Airlines
Deal found 19/5C$ 530

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 23 May 2026.

Round-trip from

C$ 498

One-way from

C$ 266

Popular in

March

Cheapest in

October

Average price

C$ 788

Good round-trip deal

C$ 653 or less

Good one-way deal

C$ 374 or less
16/9-22/9
  • 16/9-22/9
  • 3 total stops
  • 28h 00m total
  • Ontario to Houston
Search Deals
20/9
  • 20/9
  • 2 total stops
  • 33h 21m total
  • Ontario to Houston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 28 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 May 2026
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 23 May 2026.
Use the filters below to find and compare flights from Ontario to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Fri 19/6

6:15 a.m.-1:38 p.m.

1 stop8h 23m

Houston George Bush Intcntl

Mon 22/6

2:43 p.m.-9:59 p.m.

1 stop6h 16m

C$ 628

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Wed 17/6

8:45 a.m.-8:52 p.m.

1 stop13h 07m

Houston George Bush Intcntl

Wed 24/6

8:55 p.m.-6:00 p.m.

2 stops20h 05m

C$ 635

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Sat 22/8

6:00 a.m.-1:27 p.m.

1 stop8h 27m

Houston George Bush Intcntl

Wed 26/8

2:27 p.m.-11:14 p.m.

1 stop7h 47m

C$ 646

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 25/6

8:50 a.m.-8:52 p.m.

1 stop13h 02m

Houston George Bush Intcntl

Sun 5/7

8:49 a.m.-1:00 p.m.

2 stops27h 11m

C$ 658

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 11/6

1:50 p.m.-8:02 a.m.

2 stops19h 12m

Houston George Bush Intcntl

Sat 27/6

9:58 p.m.-1:05 p.m.

1 stop14h 07m

C$ 658

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Wed 2/9

12:30 p.m.-7:38 p.m.

1 stop8h 08m

Houston George Bush Intcntl

Fri 11/9

10:00 a.m.-5:50 p.m.

1 stop6h 50m

C$ 664

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Tue 23/6

7:45 a.m.-1:38 p.m.

1 stop6h 53m

Houston George Bush Intcntl

Mon 29/6

5:40 a.m.-12:25 p.m.

1 stop5h 45m

C$ 686

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Thu 25/6

6:34 p.m.-11:56 p.m.

1 stop6h 22m

Houston George Bush Intcntl

Mon 29/6

5:40 a.m.-12:25 p.m.

1 stop5h 45m

C$ 686

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Sat 15/8

6:10 a.m.-2:09 p.m.

2 stops8h 59m

Houston George Bush Intcntl

Sun 23/8

2:37 p.m.-9:59 p.m.

1 stop6h 22m

C$ 689

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Fri 19/6

6:15 a.m.-1:38 p.m.

1 stop8h 23m

Houston George Bush Intcntl

Thu 25/6

2:43 p.m.-9:59 p.m.

1 stop6h 16m

C$ 689

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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, May is the cheapest month in which you can book a flight from Region of Ontario to Houston George Bush Intcntl Airport (average of C$ 160). Flying from Region of Ontario to Houston George Bush Intcntl Airport in April is currently the most expensive (average of C$ 449). 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 23 May 2026.

When flying from Region of Ontario to Houston George Bush Intcntl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Region of Ontario to Houston George Bush Intcntl Airport

Explore weekly flight availability from Ontario to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 23 May 2026.

The most flights from CAON to IAH are scheduled on a Monday (12 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (8 on average).

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

How far ahead should I book a flight from Region of Ontario to Houston George Bush Intcntl Airport?

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Region of Ontario to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 8h 08m. Delta provides one of the quickest options available for as low as C$ 664. The distance from Region of Ontario to Houston George Bush Intcntl Airport is about 2068 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$ 201 on WestJet. Other airlines that offer cheap prices include United Airlines from C$ 312 and Air Canada from C$ 338 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 (88%), Air Canada (79%), United Airlines( 79%).

  • 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$ 272. While the most popular route (Toronto Pearson Intl - Houston George Bush Intcntl) can be booked for C$ 437 on average, our data indicates C$ 922 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, May is the cheapest month in which you can book a flight from Region of Ontario to Houston George Bush Intcntl Airport (average of C$ 160). Flying from Region of Ontario to Houston George Bush Intcntl Airport in April is currently the most expensive (average of C$ 449). 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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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 23 May 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 217AverageC$ 604FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 337AverageC$ 617FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 485AverageC$ 818FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 533AverageC$ 762FlexibilityNo 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 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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