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George Bush Intcntl

$115+ Cheap flights from Ontario to George Bush Intcntl (IAH)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAH
nov. 29 — déc. 61
sam. 11/29
sam. 12/6
1 adult, Economy
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Find flight deals from Ontario to George Bush Intcntl

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 octobre 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/134:20 pmYOW - IAH
3 stops26h 23mMultiple Airlines
lun. 12/156:14 amIAH - YOW
1 stop17h 11mMultiple Airlines
Deal found 10/29$260
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/104:15 pmYOW - IAH
1 stop18h 03mMultiple Airlines
mer. 12/178:07 pmIAH - YOW
1 stop20h 06mMultiple Airlines
Deal found 10/29$266
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/127:00 amYHM - IAH
1 stop12h 29mMultiple Airlines
lun. 12/158:07 pmIAH - YHM
1 stop17h 13mMultiple Airlines
Deal found 10/28$274
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/247:00 amYYZ - IAH
1 stop11h 16mMultiple Airlines
ven. 11/288:08 pmIAH - YYZ
1 stop14h 35mMultiple Airlines
Deal found 10/30$285
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/247:00 amYYZ - IAH
1 stop11h 16mMultiple Airlines
lun. 12/13:45 pmIAH - YYZ
1 stop7h 40mMultiple Airlines
Deal found 10/30$288
This FlightHub deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/246:30 amYYZ - IAH
1 stop11h 59mWestJet
lun. 12/86:20 pmIAH - YYZ
1 stop10h 53mWestJet
Deal found 10/30$290
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/177:00 amYYZ - IAH
1 stop11h 26mMultiple Airlines
jeu. 11/206:09 pmIAH - YYZ
1 stop16h 34mMultiple Airlines
Deal found 10/29$292
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/247:00 amYYZ - IAH
1 stop18h 41mMultiple Airlines
jeu. 11/279:27 pmIAH - YYZ
2 stops34h 11mMultiple Airlines
Deal found 10/29$294
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/177:00 amYYZ - IAH
2 stops25h 44mMultiple Airlines
ven. 11/288:29 amIAH - YYZ
2 stops10h 39mMultiple Airlines
Deal found 10/29$295
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/177:00 amYYZ - IAH
2 stops16h 11mMultiple Airlines
dim. 11/308:25 pmIAH - YYZ
1 stop14h 18mMultiple Airlines
Deal found 10/29$297
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/94:00 pmYYZ - IAH
2 stops42h 33mMultiple Airlines
sam. 1/2411:49 amIAH - YYZ
1 stop11h 22mMultiple Airlines
Deal found 10/28$299
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/192:20 pmYYZ - IAH
1 stop9h 23mMultiple Airlines
dim. 11/308:25 pmIAH - YYZ
1 stop26h 46mMultiple Airlines
Deal found 10/29$300

Cheap 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 octobre 30, 2025.

Round-trip from

$260
(Mytrip)

One-way from

$115
(Mytrip)

Popular in

December

Cheapest in

April

Average price

$524

Good round-trip deal

$411 or less

Good one-way deal

$201 or less
From Ontario to Houston George Bush Intcntl
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One-way flight from Ontario to Houston George Bush Intcntl
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Highest demand for flights based on searches. 3% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Ontario to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Ontario to Houston George Bush Intcntl.
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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 2,558,603 searches. Data last updated octobre 30, 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

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

sam. 12/13

4:20 pm-5:43 pm

3 stops26h 23m

Houston George Bush Intcntl

lun. 12/15

6:14 am-12:25 am

1 stop17h 11m

$260

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

mer. 12/10

4:15 pm-9:18 am

1 stop18h 03m

Houston George Bush Intcntl

mer. 12/17

8:07 pm-5:13 pm

1 stop20h 06m

$266

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

ven. 12/12

7:00 am-6:29 pm

1 stop12h 29m

Houston George Bush Intcntl

lun. 12/15

8:07 pm-2:20 pm

1 stop17h 13m

$274

TorontoHouston

YKF - IAH

YKFIAH

Toronto Region of Waterloo Intl

jeu. 1/15

6:20 am-12:44 pm

1 stop31h 24m

Houston George Bush Intcntl

ven. 1/16

6:20 pm-5:28 am

1 stop10h 08m

$302

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

jeu. 12/4

2:30 pm-11:59 pm

1 stop10h 29m

Houston George Bush Intcntl

mer. 12/10

8:23 pm-6:13 pm

3 stops20h 50m

$311

TorontoHouston

YKF - IAH

YKFIAH

Toronto Region of Waterloo Intl

jeu. 12/4

6:20 am-5:29 pm

1 stop12h 09m

Houston George Bush Intcntl

mer. 12/10

5:25 pm-4:00 pm

2 stops21h 35m

$315

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

mar. 1/20

5:45 am-5:29 pm

1 stop12h 44m

Houston George Bush Intcntl

mar. 2/3

6:20 pm-5:16 pm

1 stop21h 56m

$323

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

jeu. 1/8

2:05 pm-8:42 am

2 stops19h 37m

Houston George Bush Intcntl

mar. 1/13

7:00 am-10:03 pm

2 stops14h 03m

$326

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

mer. 2/25

7:00 am-8:42 am

3 stops26h 42m

Houston George Bush Intcntl

lun. 3/2

8:21 pm-5:25 pm

2 stops20h 04m

$332

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

lun. 1/12

9:15 am-5:08 pm

1 stop8h 53m

Houston George Bush Intcntl

dim. 1/25

6:00 am-4:25 pm

1 stop9h 25m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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 $277). Flying from Region of Ontario to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $408). 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 octobre 30, 2025.

When flying from Region of Ontario to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 21% versus a flight at noon.

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?

    For as low as $435, WestJet can have you in Houston George Bush Intcntl Airport from Region of Ontario in 10h 36m. Airlines will cover a distance of 1582 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    When deciding which route to take from Region of Ontario to Houston George Bush Intcntl Airport consider Toronto Pearson Intl - Houston George Bush Intcntl, Montreal Pierre Elliott Trudeau Intl - Houston George Bush Intcntl or Toronto Island - Houston George Bush Intcntl as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Houston George Bush Intcntl Airport consider choosing Air New Zealand (89%), Air Canada (80%) or United Airlines (80%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Region of Ontario to Houston George Bush Intcntl Airport is $161. On average you can expect to pay $842. The most popular route, (Toronto Pearson Intl - Houston George Bush Intcntl), can usually be booked for $223.

  • 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 $277). Flying from Region of Ontario to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $408). 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

Traveling 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
Montgomery
Katy
The Woodlands
Jersey Village
Spring
Humble
Conroe
Tomball
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.
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Top 2 airlines flying from Ontario to George Bush Intcntl

Discover the top 2 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 2,558,603 searches. Data last updated octobre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$404Average$595FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$452Average$633FlexibilityNo cancel feeOn-time69%

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