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Cheap flights from Houston George Bush Intcntl Airport to Ontario from C$ 294

IAH — YYZ
23 Nov — 30 Nov1
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

Tue 8/125:01 p.m. -
1 stop28h 54m
Tue 15/127:15 a.m. -
1 stop27h 29m
Deal found 23/10C$ 361
Tue 15/125:01 p.m. -
1 stop28h 54m
Wed 6/110:40 a.m. -
2 stops22h 53m
Deal found 20/10C$ 364
Tue 15/125:01 p.m. -
1 stop28h 54m
Thu 7/18:30 p.m. -
1 stop12h 42m
Deal found 20/10C$ 371
Tue 15/125:01 p.m. -
1 stop28h 54m
Tue 5/19:20 a.m. -
2 stops22h 23m
Deal found 20/10C$ 377
Tue 17/113:39 p.m. -
1 stop20h 11m
Tue 1/129:10 a.m. -
2 stops24h 26m
Deal found 24/10C$ 386
Tue 17/113:39 p.m. -
1 stop20h 11m
Wed 2/129:10 a.m. -
1 stop12h 14m
Deal found 24/10C$ 388
Wed 18/113:39 p.m. -
1 stop20h 11m
Tue 1/129:10 a.m. -
2 stops24h 26m
Deal found 24/10C$ 389
Tue 1/125:01 p.m. -
1 stop28h 54m
Tue 8/129:35 a.m. -
1 stop25h 37m
Deal found 22/10C$ 392
Wed 18/113:39 p.m. -
1 stop20h 11m
Wed 2/129:10 a.m. -
2 stops24h 26m
Deal found 24/10C$ 396
Wed 25/115:26 p.m. -
1 stop20h 54m
Tue 1/1212:20 p.m. -
2 stops21h 16m
Deal found 19/10C$ 398
Mon 14/125:01 p.m. -
1 stop28h 54m
Wed 6/110:40 a.m. -
2 stops14h 46m
Deal found 20/10C$ 402
Wed 9/125:01 p.m. -
1 stop23h 09m
Sat 9/112:15 p.m. -
2 stops21h 18m
Deal found 21/10C$ 405

Find flight deals from George Bush Intcntl to Ontario

Round-trip from

C$ 361

One-way from

C$ 294

Popular in

December

Cheapest in

November

Average price

C$ 794

Good round-trip deal

C$ 453 or less

Good one-way deal

C$ 355 or less
8/12-15/12
  • 8/12-15/12
  • 2 total stops
  • 56h 23m total
  • Houston to Ontario
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20/12-31/12
  • 20/12-31/12
  • 3 total stops
  • 26h 36m total
  • Houston to Ontario
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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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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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonToronto

IAH Houston George Bush Intcntl - YTZ Toronto Island

IAHYTZ

Houston George Bush Intcntl

Mon 30/11

5:26 p.m.-12:50 p.m.

2 stops42h 24m

Toronto Island

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 307

HoustonToronto

IAH Houston George Bush Intcntl - YYZ Toronto Pearson Intl

IAHYYZ

Houston George Bush Intcntl

Fri 20/11

6:11 a.m.-6:10 p.m.

2 stops10h 59m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 312

HoustonToronto

IAH Houston George Bush Intcntl - YTZ Toronto Island

IAHYTZ

Houston George Bush Intcntl

Sat 21/11

9:17 a.m.-9:05 p.m.

1 stop10h 48m

Toronto Island

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 330

HoustonToronto

IAH Houston George Bush Intcntl - YTZ Toronto Island

IAHYTZ

Houston George Bush Intcntl

Thu 14/1

11:55 a.m.-9:36 p.m.

1 stop8h 41m

Toronto Island

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 339

HoustonToronto

IAH Houston George Bush Intcntl - YYZ Toronto Pearson Intl

IAHYYZ

Houston George Bush Intcntl

Sun 1/11

8:18 a.m.-2:50 p.m.

1 stop29h 32m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 340

HoustonToronto

IAH Houston George Bush Intcntl - YYZ Toronto Pearson Intl

IAHYYZ

Houston George Bush Intcntl

Mon 30/11

6:20 p.m.-10:37 p.m.

Nonstop3h 17m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 353

HoustonToronto

IAH Houston George Bush Intcntl - YTZ Toronto Island

IAHYTZ

Houston George Bush Intcntl

Fri 20/11

9:58 p.m.-12:50 p.m.

3 stops37h 52m

Toronto Island

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 353

HoustonToronto

IAH Houston George Bush Intcntl - YYZ Toronto Pearson Intl

IAHYYZ

Houston George Bush Intcntl

Sun 6/12

6:20 p.m.-10:38 p.m.

Nonstop3h 18m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 356

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sun 20/12

8:04 p.m.-12:09 a.m.

2 stops51h 05m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 363

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 19/12

7:49 p.m.-2:32 p.m.

2 stops41h 43m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 372

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/10

Showing 1-10 of 53 resultsSorted by cheapest first
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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

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, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of C$ 737). Flying from Houston George Bush Intcntl Airport to Region of Ontario in February is currently the most expensive (average of C$ 1,122). 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?

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.

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

Airfare is below average for this route at the moment.
Houston George Bush Intcntl Airport to Region of Ontario flights typically cost between C$ 612 and C$ 1,066 in December.
The cheapest round-trip price found within the last 5 days was C$ 361 on Multiple Airlines (8 Dec-15 Dec).

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

To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Region of Ontario, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Ontario

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
7.3
Good
10,436 reviews
Check prices

Overall

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.3
Good
10,436 reviews
United Airlines
7.3
Good
10,436 reviews
Check prices

Overall

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
11,810 reviews
United Airlines
7.3
Good
10,436 reviews
Check prices

Overall

7.3

Boarding

7.7

Food

6.7

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    Airlines like United Airlines and Delta fly from Houston George Bush Intcntl Airport to Region of Ontario in about 3h 10m. The time it takes to get you to your destination can typically vary by up to 4h 10m. The distance between Houston George Bush Intcntl Airport and Region of Ontario is about 2060 km. This flight may include one or multiple stops.

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

    C$ 285 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 United Airlines and Air New Zealand, with prices starting from C$ 341 and C$ 528, respectively.

  • 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 New Zealand (88%), Air Canada (83%), United Airlines (83%).

  • 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$ 1,537, our data shows the cheapest flight currently is C$ 272. When looking at the most popular route, (Houston George Bush Intcntl - Toronto Pearson Intl), you can expect to pay C$ 336 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, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of C$ 737). Flying from Houston George Bush Intcntl Airport to Region of Ontario in February is currently the most expensive (average of C$ 1,122). 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

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from George Bush Intcntl to Ontario

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 366AverageC$ 914FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 380AverageC$ 769FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from George Bush Intcntl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl to Ontario?

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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