HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$159+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAH
abr 21 — abr 281
seg 4/21
seg 4/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 abril 16, 2025.

Round-trip from

$236
(Kiwi.com)

One-way from

$159
(Kiwi.com)

Popular in

August

Cheapest in

October

Average price

$464

Good round-trip deal

$423 or less

Good one-way deal

$198 or less
From Ontario to Houston George Bush Intcntl
Search Deals
One-way flight from Ontario to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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

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 abril 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
sáb 5/178:00 pmYYZ - IAH
1 stop12h 47mMultiple Airlines
seg 6/28:44 pmIAH - YYZ
1 stop16h 21mMultiple Airlines
Deal found 4/15$236
This Kiwi.com deal was found by Cheapflights users on 4/15. 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.
qua 5/144:10 pmYOW - IAH
1 stop17h 35mMultiple Airlines
qua 5/218:44 pmIAH - YOW
1 stop19h 31mMultiple Airlines
Deal found 4/15$289
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
qua 5/147:30 pmYTZ - IAH
1 stop14h 15mMultiple Airlines
sex 5/165:26 amIAH - YTZ
2 stops13h 01mMultiple Airlines
Deal found 4/16$307
This Mytrip deal was found by Cheapflights users on 4/15. 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.
ter 5/276:45 amYUL - IAH
2 stops32h 05mMultiple Airlines
qua 5/288:44 pmIAH - YUL
2 stops26h 53mMultiple Airlines
Deal found 4/15$319
This Flightnetwork deal was found by Cheapflights users on 4/16. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 5/112:00 pmYYZ - IAH
1 stop8h 56mAir Canada
qua 5/712:05 pmIAH - YYZ
Nonstop3h 14mAir Canada
Deal found 4/16$350
This Air Canada deal was found by Cheapflights users on 4/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 5/712:25 pmYTZ - IAH
1 stop8h 31mAir Canada
ter 5/1310:00 amIAH - YTZ
1 stop6h 50mAir Canada
Deal found 4/16$362
This Mytrip deal was found by Cheapflights users on 4/14. 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.
sex 9/266:00 amYKF - IAH
1 stop17h 43mMultiple Airlines
qua 10/13:00 pmIAH - YKF
1 stop13h 15mMultiple Airlines
Deal found 4/14$365
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 5/21:27 pmYYZ - IAH
2 stops9h 40mDelta
dom 5/47:45 amIAH - YYZ
1 stop7h 53mDelta
Deal found 4/16$380
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 5/71:29 pmYYZ - IAH
1 stop11h 13mAmerican Airlines
sáb 5/178:00 amIAH - YYZ
1 stop5h 59mAmerican Airlines
Deal found 4/15$390
This Air Canada deal was found by Cheapflights users on 4/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 10/306:50 pmYUL - IAH
Nonstop4h 43mAir Canada
dom 11/99:30 amIAH - YUL
Nonstop3h 46mAir Canada
Deal found 4/16$485
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 5/96:05 amYUL - IAH
1 stop11h 36mDelta
seg 5/196:51 pmIAH - YUL
1 stop14h 14mDelta
Deal found 4/15$489
This United Airlines deal was found by Cheapflights users on 4/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 5/194:30 pmYUL - IAH
Nonstop4h 26mUnited Airlines
dom 5/255:05 amIAH - YUL
1 stop11h 21mUnited Airlines
Deal found 4/16$509

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 abril 16, 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

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

sáb 5/17

8:00 pm-7:47 am

1 stop12h 47m

Houston George Bush Intcntl

seg 6/2

8:44 pm-2:05 pm

1 stop16h 21m

$236

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

qua 5/14

4:10 pm-8:45 am

1 stop17h 35m

Houston George Bush Intcntl

qua 5/21

8:44 pm-5:15 pm

1 stop19h 31m

$289

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

qua 5/14

7:30 pm-8:45 am

1 stop14h 15m

Houston George Bush Intcntl

sex 5/16

5:26 am-7:27 pm

2 stops13h 01m

$307

MontrealHouston

YUL - IAH

YULIAH

Montreal Pierre Elliott Trudeau Intl

ter 5/27

6:45 am-1:50 pm

2 stops32h 05m

Houston George Bush Intcntl

qua 5/28

8:44 pm-12:37 am

2 stops26h 53m

$319

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

qui 5/1

12:00 pm-7:56 pm

1 stop8h 56m

Houston George Bush Intcntl

qua 5/7

12:05 pm-4:19 pm

Nonstop3h 14m

$350

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

qua 5/7

12:25 pm-7:56 pm

1 stop8h 31m

Houston George Bush Intcntl

ter 5/13

10:00 am-5:50 pm

1 stop6h 50m

$362

TorontoHouston

YKF - IAH

YKFIAH

Toronto Region of Waterloo Intl

sex 9/26

6:00 am-10:43 pm

1 stop17h 43m

Houston George Bush Intcntl

qua 10/1

3:00 pm-5:15 am

1 stop13h 15m

$365

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

sex 5/2

1:27 pm-10:07 pm

2 stops9h 40m

Houston George Bush Intcntl

dom 5/4

7:45 am-4:38 pm

1 stop7h 53m

$380

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

qua 5/7

1:29 pm-11:42 pm

1 stop11h 13m

Houston George Bush Intcntl

sáb 5/17

8:00 am-2:59 pm

1 stop5h 59m

$390

MontrealHouston

YUL - IAH

YULIAH

Montreal Pierre Elliott Trudeau Intl

ter 6/3

6:05 am-4:41 pm

1 stop11h 36m

Houston George Bush Intcntl

sex 6/13

6:50 pm-10:08 am

1 stop14h 18m

$442

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 38 results
1
2
3
4

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, August is the cheapest month in which you can book a flight from Region of Ontario to Houston George Bush Intcntl Airport (average of $241). Flying from Region of Ontario to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 abril 16, 2025.

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 abril 16, 2025.

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 (6 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated abril 16, 2025.
Read through reviews of airlines operating flights from Ontario to Houston, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,665 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Brussels Airlines
7.4
Good
345 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

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

    $200 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and WestJet, with prices starting from $240 and $259, respectively.

  • 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 Brussels Airlines (100%), Air New Zealand (84%) or United Airlines (77%) 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 $164. On average you can expect to pay $779. The most popular route, (Toronto Pearson Intl - Houston George Bush Intcntl), can usually be booked for $229.

  • 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, August is the cheapest month in which you can book a flight from Region of Ontario to Houston George Bush Intcntl Airport (average of $241). Flying from Region of Ontario to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
Conroe
Spring
Humble
The Woodlands
Montgomery
Jersey Village
Katy
Tomball
Cypress

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 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
Pierre Elliott Trudeau Intl to Hobby flights
Vancouver Intl to Hobby flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Calgary to Hobby flights
Vancouver Intl to George Bush Intcntl flights
Calgary to George Bush Intcntl flights
Toronto Island to Hobby flights
Toronto Island to George Bush Intcntl flights
Winnipeg to Hobby flights
Edmonton to Hobby flights
Regina to Hobby flights
Edmonton to George Bush Intcntl flights
Winnipeg to George Bush Intcntl flights
Regina to George Bush Intcntl flights
Ottawa to Hobby flights
Ottawa to George Bush Intcntl flights
Halifax to George Bush Intcntl flights
St. John's to George Bush Intcntl flights
Hamilton to George Bush Intcntl flights
Halifax to Hobby flights
Québec City to George Bush Intcntl flights
Moncton to Hobby flights
Québec City to Hobby flights
Saskatoon to Hobby flights
Fort McMurray to George Bush Intcntl flights

Top 3 airlines flying from Ontario to George Bush Intcntl

Discover the top 3 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 abril 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$376Average$577FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$409Average$626FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$458Average$625FlexibilityNo cancel feeOn-time69%

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.