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Cheap flights from Houston George Bush Intcntl Airport to Ontario from C$ 157

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YYZ
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from George Bush Intcntl to Ontario

Enter your travel dates to find the best prices.

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 27 January 2026.

Sun 8/28:18 p.m.
IAH
-
YYZ
1 stop16h 50m
Multiple Airlines
Wed 8/43:40 p.m.
YYZ
-
IAH
1 stop9h 19m
Multiple Airlines
Deal found 26/1C$ 322
Fri 6/28:18 p.m.
IAH
-
YYZ
1 stop17h 02m
Multiple Airlines
Tue 7/43:40 p.m.
YYZ
-
IAH
1 stop9h 19m
Multiple Airlines
Deal found 26/1C$ 323
Wed 4/28:45 a.m.
IAH
-
YYZ
1 stop28h 35m
Multiple Airlines
Fri 10/47:15 a.m.
YYZ
-
IAH
2 stops24h 47m
Multiple Airlines
Deal found 26/1C$ 326
Wed 8/45:52 p.m.
IAH
-
YYZ
1 stop28h 28m
Multiple Airlines
Sat 11/42:20 p.m.
YYZ
-
IAH
1 stop21h 36m
Multiple Airlines
Deal found 25/1C$ 327
Wed 22/45:45 a.m.
IAH
-
YYZ
1 stop7h 20m
Multiple Airlines
Mon 27/46:30 a.m.
YYZ
-
IAH
1 stop15h 08m
Multiple Airlines
Deal found 26/1C$ 329
Sun 8/28:18 p.m.
IAH
-
YYZ
1 stop16h 50m
Multiple Airlines
Fri 10/42:20 p.m.
YYZ
-
IAH
1 stop25h 54m
Multiple Airlines
Deal found 26/1C$ 331
Thu 26/22:41 p.m.
IAH
-
YYZ
1 stop30h 34m
Multiple Airlines
Mon 2/37:15 a.m.
YYZ
-
IAH
1 stop28h 56m
Multiple Airlines
Deal found 27/1C$ 340
Fri 6/28:18 p.m.
IAH
-
YYZ
1 stop17h 02m
Multiple Airlines
Fri 10/48:20 p.m.
YYZ
-
IAH
1 stop11h 42m
Multiple Airlines
Deal found 26/1C$ 341
Wed 11/34:22 p.m.
IAH
-
YYZ
1 stop26h 33m
Multiple Airlines
Wed 18/37:15 a.m.
YYZ
-
IAH
1 stop16h 54m
Multiple Airlines
Deal found 25/1C$ 346
Thu 9/411:32 a.m.
IAH
-
YYZ
1 stop10h 48m
Multiple Airlines
Sat 11/47:15 a.m.
YYZ
-
IAH
2 stops28h 41m
Multiple Airlines
Deal found 25/1C$ 348
Wed 25/35:52 p.m.
IAH
-
YUL
1 stop21h 28m
Multiple Airlines
Mon 30/38:00 a.m.
YUL
-
IAH
1 stop25h 40m
Multiple Airlines
Deal found 27/1C$ 351
Thu 5/26:15 a.m.
IAH
-
YYZ
1 stop16h 05m
Multiple Airlines
Wed 8/43:40 p.m.
YYZ
-
IAH
1 stop9h 19m
Multiple Airlines
Deal found 26/1C$ 356

Find 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 27 January 2026.

Round-trip from

C$ 322

One-way from

C$ 157

Popular in

December

Cheapest in

February

Average price

C$ 875

Good round-trip deal

C$ 877 or less

Good one-way deal

C$ 452 or less
8/2-7/4
  • 8/2-7/4
  • 2 total stops
  • 26h 09m total
  • Houston to Ontario
Search Deals
5/2
  • 5/2
  • 1 total stop
  • 17h 16m total
  • Houston to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Houston George Bush Intcntl to Ontario.
Search Deals
Price to beat on a one-way flight from Houston George Bush Intcntl to Ontario.
Search Deals

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 629,999 searches. Data last updated 27 January 2026.
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 22/4

5:45 a.m.-2:05 p.m.

1 stop7h 20m

Toronto Pearson Intl

Mon 27/4

6:30 a.m.-8:38 p.m.

1 stop15h 08m

C$ 329

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Thu 26/2

2:41 p.m.-10:15 p.m.

1 stop30h 34m

Toronto Pearson Intl

Mon 2/3

7:15 a.m.-11:11 a.m.

1 stop28h 56m

C$ 340

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 12/3

9:36 a.m.-12:25 a.m.

1 stop13h 49m

Ottawa

Wed 18/3

4:15 p.m.-11:59 p.m.

1 stop8h 44m

C$ 397

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Fri 27/2

6:51 p.m.-3:32 p.m.

1 stop19h 41m

Toronto Island

Sat 7/3

11:00 a.m.-10:44 p.m.

1 stop12h 44m

C$ 411

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Tue 7/4

7:05 a.m.-6:55 p.m.

1 stop10h 50m

Toronto Island

Fri 10/4

2:05 p.m.-7:02 a.m.

2 stops17h 57m

C$ 426

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Wed 25/2

7:05 a.m.-6:55 p.m.

1 stop10h 50m

Toronto Island

Wed 4/3

7:25 a.m.-7:04 p.m.

2 stops12h 39m

C$ 427

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Fri 8/5

6:30 a.m.-5:15 p.m.

1 stop9h 45m

Hamilton

Mon 11/5

6:10 p.m.-1:55 p.m.

1 stop20h 45m

C$ 429

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Thu 26/2

7:38 p.m.-10:35 a.m.

1 stop13h 57m

Toronto Island

Mon 2/3

8:55 a.m.-10:44 p.m.

1 stop14h 49m

C$ 438

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Sun 1/3

7:38 p.m.-10:35 a.m.

1 stop13h 57m

Toronto Island

Thu 5/3

12:00 p.m.-7:29 a.m.

2 stops20h 29m

C$ 442

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Thu 12/2

2:41 p.m.-2:40 p.m.

1 stop22h 59m

Toronto Pearson Intl

Mon 16/2

8:30 p.m.-8:00 a.m.

1 stop12h 30m

C$ 445

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/1

Showing 1-10 of 60 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of C$ 255). Flying from Houston George Bush Intcntl Airport to Region of Ontario in September is currently the most expensive (average of C$ 381). 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 27 January 2026.

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 27 January 2026.

The most flights from IAH to CAON are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

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 27 January 2026.
See what other customers who have flown with United Airlines and Air Canada from Houston George Bush Intcntl Airport to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,205 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,205 reviews
United Airlines
7.4
Good
9,205 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Air Canada
7.1
Good
10,660 reviews
United Airlines
7.4
Good
9,205 reviews
Check prices

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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.

  • How long is the flight from Houston George Bush Intcntl Airport to Region of Ontario?

    Airlines like WestJet and American Airlines fly from Houston George Bush Intcntl Airport to Region of Ontario in about 9h 45m. The time it takes to get you to your destination can typically vary by up to 6h 29m. The distance between Houston George Bush Intcntl Airport and Region of Ontario is about 2004 km. This flight may include one or multiple stops.

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

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

  • 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: Air Canada (68%), United Airlines (68%), Air New Zealand (68%).

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

    While on average a flight from Houston George Bush Intcntl Airport to Region of Ontario is generally C$ 726, our data shows the cheapest flight currently is C$ 318. When looking at the most popular route, (Houston George Bush Intcntl - Toronto Pearson Intl), you can expect to pay C$ 346 for that flight.

  • 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of C$ 255). Flying from Houston George Bush Intcntl Airport to Region of Ontario in September is currently the most expensive (average of C$ 381). 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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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 2 airlines flying from George Bush Intcntl to Ontario

Discover the top 2 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 629,999 searches. Data last updated 27 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 346AverageC$ 412FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 366AverageC$ 856FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from George Bush Intcntl to Ontario?

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from George Bush Intcntl to Ontario.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from George Bush Intcntl to Ontario, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for George Bush Intcntl to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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