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

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YYZ
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Ontario

Keep the following information in mind while searching for George Bush Intcntl to Ontario flight deals. Data was last updated April 15, 2025.

Round-trip from

$250
(Mytrip)

One-way from

$115
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$553

Good round-trip deal

$585 or less

Good one-way deal

$268 or less
From Houston George Bush Intcntl to Ontario
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One-way flight from Houston George Bush Intcntl to Ontario
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Highest demand for flights based on searches. 12% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Ontario.
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Price to beat on a one-way flight from Houston George Bush Intcntl to Ontario.
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Find flight deals from George Bush Intcntl to Ontario

Cheapest flights from George Bush Intcntl to Ontario
Explore the most affordable flight options available from George Bush Intcntl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

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.
Wed 5/286:44 pmIAH - YYZ
1 stop16h 46mMultiple Airlines
Sat 5/317:55 amYYZ - IAH
1 stop25h 50mMultiple Airlines
Deal found 4/15$250
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.
Tue 6/106:44 pmIAH - YTZ
1 stop12h 46mMultiple Airlines
Mon 6/1612:50 pmYTZ - IAH
1 stop21h 07mMultiple Airlines
Deal found 4/14$269
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.
Mon 5/127:44 pmIAH - YUL
3 stops25h 31mMultiple Airlines
Mon 5/198:55 amYUL - IAH
3 stops23h 58mMultiple Airlines
Deal found 4/14$294
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/48:44 pmIAH - YOW
1 stop19h 31mMultiple Airlines
Fri 6/63:50 pmYOW - IAH
1 stop9h 17mMultiple Airlines
Deal found 4/14$299
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.
Thu 5/18:00 amIAH - YKF
1 stop20h 15mMultiple Airlines
Wed 5/76:00 amYKF - IAH
2 stops24h 31mMultiple Airlines
Deal found 4/15$299
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.
Fri 5/306:00 amIAH - YXU
2 stops22h 14mMultiple Airlines
Fri 6/68:00 pmYXU - IAH
1 stop19h 11mMultiple Airlines
Deal found 4/15$423
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1110:00 amIAH - YTZ
1 stop6h 45mAir Canada
Mon 9/1512:25 pmYTZ - IAH
1 stop8h 22mAir Canada
Deal found 4/14$452
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.
Thu 6/124:25 pmIAH - YHM
3 stops31h 16mMultiple Airlines
Thu 6/196:00 amYHM - IAH
3 stops24h 15mMultiple Airlines
Deal found 4/15$463
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:25 amIAH - YUL
1 stop13h 44mDelta
Mon 5/196:05 amYUL - IAH
1 stop16h 53mDelta
Deal found 4/14$517
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/18:00 amIAH - YKF
1 stop15h 46mWestJet
Wed 5/76:00 amYKF - IAH
1 stop17h 42mWestJet
Deal found 4/15$537
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.
Fri 5/303:00 pmIAH - YXU
1 stop13h 14mWestJet
Fri 6/68:00 pmYXU - IAH
1 stop19h 11mWestJet
Deal found 4/15$558
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:00 amIAH - YHM
1 stop15h 41mWestJet
Mon 5/126:00 amYHM - IAH
1 stop17h 42mWestJet
Deal found 4/15$581

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl to Ontario 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 April 15, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ontario that are best for you.

Fly from

George Bush Intcntl

Fly to

Ontario

Route

Depart

Return

Price

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Wed 5/28

6:44 pm-12:30 pm

1 stop16h 46m

Toronto Pearson Intl

Sat 5/31

7:55 am-8:45 am

1 stop25h 50m

$250

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Tue 6/10

6:44 pm-8:30 am

1 stop12h 46m

Toronto Island

Mon 6/16

12:50 pm-8:57 am

1 stop21h 07m

$269

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Mon 5/12

7:44 pm-10:15 pm

3 stops25h 31m

Montreal Pierre Elliott Trudeau Intl

Mon 5/19

8:55 am-7:53 am

3 stops23h 58m

$294

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Wed 6/4

8:44 pm-5:15 pm

1 stop19h 31m

Ottawa

Fri 6/6

3:50 pm-12:07 am

1 stop9h 17m

$299

HoustonToronto

IAH - YKF

IAHYKF

Houston George Bush Intcntl

Thu 5/1

8:00 am-5:15 am

1 stop20h 15m

Toronto Region of Waterloo Intl

Wed 5/7

6:00 am-5:31 am

2 stops24h 31m

$299

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Thu 5/1

7:20 am-11:34 am

Nonstop3h 14m

Toronto Pearson Intl

Wed 5/7

8:30 am-11:14 am

Nonstop3h 44m

$393

HoustonLondon

IAH - YXU

IAHYXU

Houston George Bush Intcntl

Fri 5/30

6:00 am-5:14 am

2 stops22h 14m

London

Fri 6/6

8:00 pm-2:11 pm

1 stop19h 11m

$423

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Sat 5/3

10:00 am-5:50 pm

1 stop6h 50m

Toronto Island

Sat 5/10

12:25 pm-7:56 pm

1 stop8h 31m

$452

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Thu 6/12

4:25 pm-12:41 am

3 stops31h 16m

Hamilton

Thu 6/19

6:00 am-5:15 am

3 stops24h 15m

$463

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Tue 5/13

6:25 am-9:09 pm

1 stop13h 44m

Montreal Pierre Elliott Trudeau Intl

Mon 5/19

6:05 am-9:58 pm

1 stop16h 53m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 40 results
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Best time to book a flight from George Bush Intcntl to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of $243). Flying from Houston George Bush Intcntl Airport to Region of Ontario in July is currently the most expensive (average of $359). 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 IAH to ON?

Find hourly flight availability from George Bush Intcntl to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

When flying from Houston George Bush Intcntl Airport to Region of Ontario, 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 Houston George Bush Intcntl Airport to Region of Ontario

Explore weekly flight availability from George Bush Intcntl to Ontario. 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 April 15, 2025.

The most flights from IAH to CAON are scheduled on a Tuesday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 15, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Porter Airlines and Delta from Houston to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

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
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

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 >
Porter Airlines
8.0
Very good
281 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

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
7,918 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

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
8,658 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

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
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

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 George Bush Intcntl to Ontario. 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 Houston George Bush Intcntl Airport to Region of Ontario one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $195. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Houston George Bush Intcntl Airport to Region of Ontario for a low price.

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

    The most popular flight routes from Houston George Bush Intcntl Airport to Region of Ontario are Houston George Bush Intcntl - Toronto Pearson Intl, Houston George Bush Intcntl - Montreal Pierre Elliott Trudeau Intl and Houston George Bush Intcntl - Toronto Island.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Houston George Bush Intcntl Airport to Region of Ontario on time: United Airlines (74%), Air New Zealand (74%), Air Canada (68%).

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

    On average you can expect to pay $1,473 for a flight from Houston George Bush Intcntl Airport to Region of Ontario. The cheapest flight overall is $230 while the most popular route, (Houston George Bush Intcntl - Toronto Pearson Intl) is currently priced at $217.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of $243). Flying from Houston George Bush Intcntl Airport to Region of Ontario in July is currently the most expensive (average of $359). 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.

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Alternative routes for George Bush Intcntl to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from George Bush Intcntl to Ontario

Discover the top 3 airlines that operate flights from George Bush Intcntl to Ontario. 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$250Average$658FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$268Average$725FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$593FlexibilityNo cancel feeOn-time71%

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