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Cheap flights from Houston George Bush Intcntl Airport to Ontario from C$ 237

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — YYZ
11 Jul — 18 Jul1
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 11 June 2026.

Wed 26/88:29 a.m.
IAH
-
YYZ
1 stop28h 36m
Multiple Airlines
Tue 1/96:30 a.m.
YYZ
-
IAH
1 stop9h 21m
Multiple Airlines
Deal found 10/6C$ 468
Thu 9/79:58 p.m.
IAH
-
YTZ
1 stop14h 07m
Multiple Airlines
Wed 15/78:50 a.m.
YTZ
-
IAH
1 stop13h 13m
Multiple Airlines
Deal found 10/6C$ 486
Wed 26/88:29 a.m.
IAH
-
YYZ
1 stop28h 36m
Multiple Airlines
Mon 31/89:30 a.m.
YYZ
-
IAH
1 stop30h 21m
Multiple Airlines
Deal found 6/6C$ 499
Wed 26/89:52 p.m.
IAH
-
YTZ
1 stop19h 03m
Multiple Airlines
Tue 1/91:40 p.m.
YTZ
-
IAH
1 stop8h 17m
Multiple Airlines
Deal found 7/6C$ 505
Fri 11/98:36 a.m.
IAH
-
YYZ
1 stop11h 19m
Multiple Airlines
Wed 16/99:30 a.m.
YYZ
-
IAH
1 stop30h 36m
Multiple Airlines
Deal found 10/6C$ 516
Wed 22/78:20 a.m.
IAH
-
YYZ
1 stop28h 45m
Multiple Airlines
Tue 28/79:30 a.m.
YYZ
-
IAH
1 stop30h 20m
Multiple Airlines
Deal found 6/6C$ 527
Mon 29/68:20 a.m.
IAH
-
YYZ
1 stop28h 45m
Multiple Airlines
Thu 30/76:30 a.m.
YYZ
-
IAH
1 stop9h 20m
Multiple Airlines
Deal found 7/6C$ 528
Wed 5/88:16 a.m.
IAH
-
YYZ
1 stop28h 49m
Multiple Airlines
Tue 11/89:30 a.m.
YYZ
-
IAH
1 stop30h 35m
Multiple Airlines
Deal found 9/6C$ 532
Mon 29/68:20 a.m.
IAH
-
YYZ
1 stop28h 45m
Multiple Airlines
Thu 16/76:30 a.m.
YYZ
-
IAH
1 stop9h 20m
Multiple Airlines
Deal found 7/6C$ 534
Mon 14/98:36 a.m.
IAH
-
YYZ
1 stop11h 19m
Multiple Airlines
Wed 30/99:30 a.m.
YYZ
-
IAH
1 stop30h 36m
Multiple Airlines
Deal found 9/6C$ 537
Sat 25/78:20 a.m.
IAH
-
YYZ
1 stop28h 45m
Multiple Airlines
Tue 28/79:30 a.m.
YYZ
-
IAH
1 stop30h 20m
Multiple Airlines
Deal found 6/6C$ 538
Wed 9/96:42 p.m.
IAH
-
YTZ
1 stop13h 58m
Multiple Airlines
Sun 13/98:40 p.m.
YTZ
-
IAH
1 stop22h 07m
Multiple Airlines
Deal found 6/6C$ 539

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 11 June 2026.

Round-trip from

C$ 468

One-way from

C$ 237

Popular in

February

Cheapest in

September

Average price

C$ 882

Good round-trip deal

C$ 385 or less

Good one-way deal

C$ 336 or less
26/8-1/9
  • 26/8-1/9
  • 2 total stops
  • 37h 57m total
  • Houston to Ontario
Search Deals
23/8
  • 23/8
  • 1 total stop
  • 29h 46m total
  • Houston to Ontario
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 11 June 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Tue 30/6

9:58 p.m.-1:05 p.m.

1 stop14h 07m

Toronto Island

Mon 6/7

1:45 p.m.-7:20 a.m.

2 stops42h 35m

C$ 597

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Wed 1/7

9:58 p.m.-1:05 p.m.

1 stop14h 07m

Toronto Island

Mon 6/7

8:55 a.m.-7:20 a.m.

2 stops23h 25m

C$ 658

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Wed 15/7

8:02 p.m.-5:25 p.m.

2 stops20h 23m

Toronto Island

Sun 19/7

8:50 a.m.-9:03 p.m.

1 stop13h 13m

C$ 719

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Fri 10/7

8:02 p.m.-12:59 p.m.

2 stops15h 57m

Toronto Island

Thu 16/7

9:30 a.m.-7:20 a.m.

3 stops22h 50m

C$ 739

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Mon 24/8

2:50 p.m.-5:35 a.m.

1 stop13h 45m

Ottawa

Thu 3/9

1:20 p.m.-10:40 p.m.

1 stop10h 20m

C$ 762

HoustonToronto

IAH - YKF

IAHYKF

Houston George Bush Intcntl

Fri 14/8

2:50 p.m.-5:20 a.m.

1 stop13h 30m

Toronto Region of Waterloo Intl

Mon 17/8

6:05 a.m.-10:40 p.m.

1 stop17h 35m

C$ 790

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Wed 15/7

2:10 p.m.-11:44 p.m.

1 stop8h 34m

Toronto Pearson Intl

Thu 13/8

6:10 a.m.-10:33 a.m.

1 stop5h 23m

C$ 800

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Wed 2/9

10:55 a.m.-9:19 p.m.

1 stop9h 24m

Toronto Pearson Intl

Mon 7/9

6:10 a.m.-10:33 a.m.

1 stop5h 23m

C$ 800

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Fri 11/9

6:30 a.m.-10:09 p.m.

2 stops14h 39m

Hamilton

Mon 14/9

6:15 a.m.-1:55 p.m.

3 stops32h 40m

C$ 829

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Fri 4/9

5:20 a.m.-4:20 p.m.

1 stop10h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

7:00 a.m.-1:27 p.m.

1 stop7h 27m

C$ 857

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 60 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
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$ 106). Flying from Houston George Bush Intcntl Airport to Region of Ontario in February is currently the most expensive (average of C$ 403). 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 11 June 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 11 June 2026.

The most flights from IAH to CAON are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

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

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 86 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

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 11 June 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
9,804 reviews
Check prices

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,804 reviews
United Airlines
7.4
Good
9,804 reviews
Check prices

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
Air Canada
7.1
Good
11,154 reviews
United Airlines
7.4
Good
9,804 reviews
Check prices

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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, Delta, and United Airlines fly from Houston George Bush Intcntl Airport to Region of Ontario in about 8h 34m. The time it takes to get you to your destination can typically vary by up to 5h 11m. 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 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 (78%), Air Canada (75%), United Airlines (75%).

  • 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$ 403, our data shows the cheapest flight currently is C$ 306. When looking at the most popular route, (Houston George Bush Intcntl - Toronto Pearson Intl), you can expect to pay C$ 516 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$ 106). Flying from Houston George Bush Intcntl Airport to Region of Ontario in February is currently the most expensive (average of C$ 403). 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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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 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 365AverageC$ 478FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 380AverageC$ 908FlexibilityNo 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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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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