In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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: United Airlines (79%), Air Canada (79%), Air New Zealand (74%).

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.

C$ 194+ Cheap Flights from Houston George Bush Intcntl Airport to Ontario

Cheap flight deals from George Bush Intcntl to Ontario

Enter your travel dates to find the best prices.

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Best

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One-way

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 7 September 2026.

Fri 16/108:14 a.m. -

1 stop11h 41m

Mon 19/109:30 a.m. -

1 stop30h 18m

Deal found 4/9C$ 400

Wed 14/108:14 a.m. -

1 stop28h 51m

Mon 19/108:10 a.m. -

2 stops24h 09m

Deal found 4/9C$ 401

Thu 22/108:27 a.m. -

1 stop11h 28m

Thu 29/109:35 a.m. -

1 stop13h 02m

Deal found 3/9C$ 404

Thu 15/108:27 a.m. -

1 stop11h 28m

Mon 19/109:30 a.m. -

1 stop30h 18m

Deal found 4/9C$ 407

Thu 1/1012:08 p.m. -

2 stops25h 47m

Mon 5/101:30 p.m. -

1 stop26h 47m

Deal found 4/9C$ 408

Thu 15/108:27 a.m. -

1 stop11h 28m

Wed 21/107:45 a.m. -

1 stop14h 53m

Deal found 4/9C$ 410

Thu 22/108:27 a.m. -

1 stop11h 28m

Wed 28/109:35 a.m. -

2 stops13h 56m

Deal found 2/9C$ 411

Thu 22/108:27 a.m. -

1 stop11h 28m

Sat 31/109:30 a.m. -

1 stop12h 25m

Deal found 3/9C$ 412

Wed 14/108:14 a.m. -

1 stop28h 51m

Tue 20/109:50 a.m. -

1 stop12h 48m

Deal found 4/9C$ 415

Wed 7/108:25 a.m. -

1 stop28h 40m

Wed 14/107:45 a.m. -

2 stops15h 38m

Deal found 3/9C$ 422

Thu 24/96:08 a.m. -

2 stops13h 47m

Tue 29/99:30 a.m. -

1 stop30h 47m

Deal found 3/9C$ 425

Mon 19/106:30 a.m. -

1 stop9h 45m

Fri 23/107:00 a.m. -

1 stop15h 38m

Deal found 3/9C$ 487

Best flights from George Bush Intcntl to Ontario
Discover carefully curated flight deals from George Bush Intcntl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Fri 2/104:12 p.m. -

1 stop19h 43m

Thu 8/109:15 a.m. -

1 stop11h 54m

Deal found 2/9C$ 609

Fri 2/1010:00 a.m. -

1 stop6h 50m

Fri 9/1012:20 p.m. -

2 stops8h 32m

Deal found 6/9C$ 668

Tue 13/102:50 p.m. -

1 stop13h 45m

Tue 27/106:10 a.m. -

1 stop18h 05m

Deal found 2/9C$ 690

Sat 3/105:40 a.m. -

2 stops8h 35m

Sat 10/106:10 a.m. -

2 stops9h 46m

Deal found 2/9C$ 704

Tue 12/16:00 a.m. -

1 stop6h 43m

Tue 12/13:50 p.m. -

Nonstop3h 37m

Deal found 5/9C$ 840

Fri 23/1010:00 a.m. -

1 stop8h 50m

Sun 1/1112:30 p.m. -

1 stop10h 09m

Deal found 4/9C$ 701

Mon 28/92:50 p.m. -

2 stops20h 40m

Thu 1/102:00 p.m. -

2 stops24h 55m

Deal found 3/9C$ 708

Sat 3/105:40 a.m. -

1 stop5h 39m

Sun 4/106:10 p.m. -

1 stop4h 55m

Deal found 6/9C$ 714

Sat 31/1011:50 a.m. -

1 stop8h 46m

Mon 2/1110:45 a.m. -

1 stop11h 54m

Deal found 2/9C$ 701

Wed 30/93:20 p.m. -

1 stop6h 39m

Sun 4/106:00 a.m. -

1 stop5h 30m

Deal found 6/9C$ 714

Fri 25/96:30 a.m. -

1 stop12h 20m

Mon 28/98:40 p.m. -

1 stop18h 15m

Deal found 6/9C$ 790

Fri 23/106:30 a.m. -

1 stop15h 43m

Sun 1/118:00 a.m. -

1 stop15h 15m

Deal found 3/9C$ 743

Tue 27/1011:50 a.m. -

1 stop7h 06m

Fri 30/1012:30 p.m. -

1 stop10h 09m

Deal found 4/9C$ 701

Mon 12/1010:04 a.m. -

Nonstop3h 20m

Sun 18/106:10 a.m. -

Nonstop3h 40m

Deal found 6/9C$ 861

Mon 5/106:30 a.m. -

1 stop9h 45m

Tue 13/106:10 p.m. -

1 stop20h 45m

Deal found 6/9C$ 797

Wed 7/105:10 a.m. -

2 stops10h 02m

Wed 14/102:26 p.m. -

1 stop4h 55m

Deal found 5/9C$ 728

Fri 9/106:16 p.m. -

Nonstop3h 20m

Sat 17/108:35 a.m. -

Nonstop3h 32m

Deal found 5/9C$ 755

Tue 6/1010:00 a.m. -

1 stop10h 30m

Thu 15/1012:30 p.m. -

1 stop8h 22m

Deal found 6/9C$ 704

Fri 9/106:16 p.m. -

Nonstop3h 20m

Mon 12/106:10 a.m. -

Nonstop3h 40m

Deal found 4/9C$ 861

Mon 21/96:30 a.m. -

1 stop12h 20m

Mon 28/98:40 p.m. -

1 stop18h 15m

Deal found 6/9C$ 822

Thu 8/105:00 a.m. -

1 stop5h 49m

Sun 11/108:35 a.m. -

Nonstop3h 32m

Deal found 5/9C$ 768

Mon 12/1010:00 a.m. -

1 stop6h 50m

Sat 17/1012:20 p.m. -

2 stops8h 32m

Deal found 6/9C$ 706

Wed 14/106:16 p.m. -

Nonstop3h 20m

Sun 18/106:10 a.m. -

Nonstop3h 40m

Deal found 7/9C$ 861

Wed 23/97:00 a.m. -

1 stop10h 09m

Thu 1/101:34 p.m. -

1 stop7h 28m

Deal found 6/9C$ 804

Tue 22/92:50 p.m. -

1 stop28h 00m

Mon 28/98:40 p.m. -

1 stop18h 15m

Deal found 6/9C$ 822

Wed 4/118:00 a.m. -

3 stops15h 50m

Wed 11/115:40 p.m. -

2 stops20h 20m

Deal found 7/9C$ 794

Thu 12/115:00 a.m. -

2 stops9h 16m

Thu 26/117:00 a.m. -

2 stops9h 40m

Deal found 6/9C$ 923

Thu 1/102:50 p.m. -

1 stop15h 15m

Sun 4/106:47 p.m. -

1 stop6h 07m

Deal found 2/9C$ 845

Sun 18/1010:00 a.m. -

1 stop8h 50m

Sun 25/106:45 a.m. -

1 stop15h 54m

Deal found 2/9C$ 790

Mon 9/115:10 a.m. -

2 stops12h 48m

Mon 16/117:00 a.m. -

1 stop9h 22m

Deal found 3/9C$ 901

Find flight deals from George Bush Intcntl to Ontario

Round-trip from	C$ 400
One-way from	C$ 194
Popular in	February
Cheapest in	October
Average price	C$ 813
Good round-trip deal	C$ 667 or less
Good one-way deal	C$ 385 or less

16/10-19/10
2 total stops
41h 59m total
Houston to Ontario

Search Deals

3/10-31/12
2 total stops
32h 10m total
Houston to Ontario

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (C$ 141 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (C$ 61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 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

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

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 21/10

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

1 stop13h 45m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 241

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 21/10

6:05 a.m.-12:20 a.m.

3 stops41h 15m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 248

HoustonMontreal

IAH Houston George Bush Intcntl - YUL Montreal Pierre Elliott Trudeau Intl

IAHYUL

Houston George Bush Intcntl

Wed 4/11

8:21 p.m.-7:15 p.m.

3 stops21h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 250

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Fri 2/10

9:04 p.m.-5:35 p.m.

3 stops43h 31m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 274

HoustonMontreal

IAH Houston George Bush Intcntl - YUL Montreal Pierre Elliott Trudeau Intl

IAHYUL

Houston George Bush Intcntl

Sat 12/12

4:22 p.m.-11:30 a.m.

2 stops42h 08m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 295

HoustonHamilton

IAH Houston George Bush Intcntl - YHM Hamilton

IAHYHM

Houston George Bush Intcntl

Sat 31/10

8:00 a.m.-3:25 p.m.

1 stop30h 25m

Hamilton

Wed 31/12

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

Nonstop0h 00m

C$ 299

HoustonMontreal

IAH Houston George Bush Intcntl - YUL Montreal Pierre Elliott Trudeau Intl

IAHYUL

Houston George Bush Intcntl

Wed 28/10

4:21 p.m.-7:15 p.m.

2 stops25h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

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

Nonstop0h 00m

C$ 299

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Thu 22/10

6:05 a.m.-7:20 p.m.

2 stops36h 15m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 309

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 20/10

9:12 p.m.-5:23 p.m.

2 stops19h 11m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 327

HoustonHamilton

IAH Houston George Bush Intcntl - YHM Hamilton

IAHYHM

Houston George Bush Intcntl

Mon 30/11

8:00 a.m.-2:25 p.m.

1 stop29h 25m

Hamilton

Wed 31/12

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

Nonstop0h 00m

C$ 332

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

IAH-YYZ

IAH-YOW

IAH-YUL

IAH-YHM

IAH-YTZ

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

IAH-CAON

IAH-YYZ

IAH-YOW

IAH-YUL

IAH-YHM

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

Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of C$ 793). Flying from Houston George Bush Intcntl Airport to Region of Ontario in February is currently the most expensive (average of C$ 1,161). 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.

Weekly flight availability from Houston George Bush Intcntl Airport to Region of Ontario

The most flights from IAH to CAON are scheduled on a Monday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

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$ 571 and C$ 840 in October.
The cheapest round-trip price found within the last 5 days was C$ 400 on Multiple Airlines (16 Oct-19 Oct).

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 90 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

7.4

Good

10,173 reviews

Check prices

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

7.4

Good

10,173 reviews

United Airlines

7.4

Good

10,173 reviews

Check prices

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

11,595 reviews

United Airlines

7.4

Good

10,173 reviews

Check prices

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 WestJet, Air Canada, and Delta fly from Houston George Bush Intcntl Airport to Region of Ontario in about 6h 50m. The time it takes to get you to your destination can typically vary by up to 25h 05m. The distance between Houston George Bush Intcntl Airport and Region of Ontario is about 2068 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: United Airlines (79%), Air Canada (79%), Air New Zealand (74%).
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$ 631, our data shows the cheapest flight currently is C$ 222. When looking at the most popular route, (Houston George Bush Intcntl - Toronto Pearson Intl), you can expect to pay C$ 415 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, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Region of Ontario (average of C$ 793). Flying from Houston George Bush Intcntl Airport to Region of Ontario in February is currently the most expensive (average of C$ 1,161). 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

Top 2 airlines flying from George Bush Intcntl to Ontario

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 362	AverageC$ 474	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 378	AverageC$ 821	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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

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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Cheap flights from Houston George Bush Intcntl Airport to Ontario from C$ 194

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from George Bush Intcntl to Ontario

Cheapest flights from George Bush Intcntl to OntarioExplore 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 7 September 2026.

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 7 September 2026.

Best flights from George Bush Intcntl to OntarioDiscover carefully curated flight deals from George Bush Intcntl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Discover carefully curated flight deals from George Bush Intcntl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from George Bush Intcntl to OntarioExplore direct flight options from George Bush Intcntl to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Explore direct flight options from George Bush Intcntl to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from George Bush Intcntl to OntarioDiscover last-minute flight deals from George Bush Intcntl to Ontario. Data last updated 7 September 2026 and is based on user searches.

Discover last-minute flight deals from George Bush Intcntl to Ontario. Data last updated 7 September 2026 and is based on user searches.

One-way flights from George Bush Intcntl to OntarioSearch for one-way flight options from George Bush Intcntl to Ontario. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Search for one-way flight options from George Bush Intcntl to Ontario. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Find flight deals from George Bush Intcntl to Ontario

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

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.

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.

Cheapflights Insights

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

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 7 September 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

The most flights from IAH to CAON are scheduled on a Monday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

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$ 571 and C$ 840 in October.The cheapest round-trip price found within the last 5 days was C$ 400 on Multiple Airlines (16 Oct-19 Oct).

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

Reviews of airlines servicing Ontario

Related info for your journey

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

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

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

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

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

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

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

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

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 George Bush Intcntl to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Canada

Book a non-stop flight to one of these other cities located in Canada.

Search flights from George Bush Intcntl to Ontario by cabin class

Find flights from George Bush Intcntl to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

George Bush Intcntl and Ontario flights

Browse other George Bush Intcntl and Ontario flight options. Last updated on 7 September 2026.

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Top 2 airlines flying from George Bush Intcntl to Ontario

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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 7 September 2026.

Best flights from George Bush Intcntl to Ontario
Discover carefully curated flight deals from George Bush Intcntl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 September 2026.

Direct flights from George Bush Intcntl to Ontario
Explore direct flight options from George Bush Intcntl to Ontario based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from George Bush Intcntl to Ontario
Discover last-minute flight deals from George Bush Intcntl to Ontario. Data last updated 7 September 2026 and is based on user searches.

One-way flights from George Bush Intcntl to Ontario
Search for one-way flight options from George Bush Intcntl to Ontario. Find affordable one-way fares based on user searches. Data last updated 7 September 2026.

Houston George Bush Intcntl Airport to Region of Ontario flights typically cost between C$ 571 and C$ 840 in October.
The cheapest round-trip price found within the last 5 days was C$ 400 on Multiple Airlines (16 Oct-19 Oct).