How long is the flight from Region of Ontario to Houston?

For as low as C$ 549, WestJet can have you in Houston from Region of Ontario in 5h 47m. There are 2086 km between Region of Ontario and Houston. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from Region of Ontario to Houston one-way?

To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 201. Air Canada flights start at C$ 292 while deals on United Airlines start at C$ 332 one-way.

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 mm per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

If weather is an important factor for your trip to Houston, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

What are the most popular routes from Region of Ontario to Houston?

The most popular route from Region of Ontario to Houston is Toronto Pearson Intl - Houston Hobby. You may also consider Toronto Pearson Intl - Houston George Bush Intcntl or Montreal Pierre Elliott Trudeau Intl - Houston Hobby.

What are the most popular airlines that fly from Region of Ontario to Houston?

When booking a flight from Region of Ontario to Houston, you may want to consider flying on Air Canada, United Airlines or WestJet as they are the most popular for this route.

Can I find deals for flights from Ontario to Houston that include hotel bookings?

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

How can I find direct flights from Ontario to Houston?

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

Can I find deals for business class flights from Ontario to Houston?

Yes. Cheapflights offers flight deals from Ontario to Houston 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$ 285+ Cheap Flights from Ontario to Houston

Cheap flight deals from Ontario to Houston

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Ontario to Houston
Explore the most affordable flight options available from Ontario to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Wed 7/104:15 p.m. -

1 stop31h 25m

Wed 14/102:50 p.m. -

1 stop13h 45m

Deal found 7/9C$ 510

Sat 10/104:15 p.m. -

1 stop31h 25m

Sat 17/102:50 p.m. -

1 stop25h 25m

Deal found 5/9C$ 514

Thu 15/107:20 p.m. -

Nonstop3h 32m

Sun 18/107:20 a.m. -

Nonstop3h 11m

Deal found 3/9C$ 517

Thu 1/1010:55 p.m. -

2 stops16h 00m

Mon 5/106:30 a.m. -

2 stops14h 05m

Deal found 5/9C$ 518

Fri 23/107:20 p.m. -

Nonstop3h 32m

Sun 1/1111:55 a.m. -

Nonstop3h 11m

Deal found 5/9C$ 520

Fri 30/108:00 a.m. -

Nonstop3h 53m

Sun 1/1111:55 a.m. -

Nonstop3h 11m

Deal found 6/9C$ 521

Tue 20/108:15 p.m. -

1 stop18h 40m

Tue 27/108:21 p.m. -

2 stops19h 59m

Deal found 5/9C$ 522

Thu 1/1010:55 p.m. -

2 stops16h 00m

Tue 6/102:50 p.m. -

1 stop29h 25m

Deal found 4/9C$ 522

Thu 8/101:30 p.m. -

1 stop10h 10m

Tue 13/102:50 p.m. -

2 stops26h 45m

Deal found 6/9C$ 524

Sun 11/1012:00 p.m. -

1 stop11h 40m

Fri 16/108:14 a.m. -

1 stop11h 41m

Deal found 4/9C$ 525

Tue 29/99:30 a.m. -

1 stop30h 47m

Sun 4/106:08 a.m. -

2 stops37h 47m

Deal found 4/9C$ 527

Fri 25/912:40 p.m. -

2 stops26h 15m

Tue 29/92:50 p.m. -

2 stops17h 55m

Deal found 3/9C$ 528

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

Wed 7/104:15 p.m. -

1 stop31h 25m

Wed 14/102:50 p.m. -

1 stop13h 45m

Deal found 7/9C$ 510

Fri 25/912:30 p.m. -

1 stop8h 22m

Sun 4/1010:00 a.m. -

1 stop6h 50m

Deal found 2/9C$ 538

Thu 24/911:38 a.m. -

1 stop5h 47m

Wed 30/92:25 p.m. -

2 stops8h 14m

Deal found 2/9C$ 549

Mon 28/93:00 p.m. -

1 stop9h 35m

Sat 3/1012:00 p.m. -

Nonstop3h 15m

Deal found 3/9C$ 652

Sat 19/126:10 a.m. -

Nonstop4h 05m

Wed 6/110:00 a.m. -

Nonstop3h 10m

Deal found 5/9C$ 691

Wed 30/912:30 p.m. -

1 stop8h 22m

Wed 7/1010:00 a.m. -

1 stop6h 50m

Deal found 2/9C$ 538

Tue 29/911:38 a.m. -

1 stop5h 52m

Fri 2/105:28 p.m. -

1 stop5h 31m

Deal found 3/9C$ 549

Tue 13/1012:30 p.m. -

1 stop8h 22m

Sun 18/1010:00 a.m. -

1 stop8h 50m

Deal found 6/9C$ 539

Tue 29/97:55 a.m. -

2 stops9h 35m

Sat 3/1011:08 a.m. -

1 stop5h 11m

Deal found 2/9C$ 549

Wed 25/117:00 a.m. -

3 stops13h 40m

Sat 28/116:00 a.m. -

2 stops10h 58m

Deal found 5/9C$ 1,258

Thu 5/116:10 a.m. -

1 stop17h 05m

Sun 8/111:50 p.m. -

1 stop33h 11m

Deal found 3/9C$ 633

Sat 26/127:44 p.m. -

1 stop6h 46m

Thu 31/1211:55 a.m. -

Nonstop3h 11m

Deal found 6/9C$ 657

Wed 30/97:55 a.m. -

2 stops9h 35m

Fri 2/105:28 p.m. -

1 stop5h 31m

Deal found 3/9C$ 549

Tue 27/1012:30 p.m. -

1 stop10h 09m

Thu 29/1011:50 a.m. -

1 stop8h 46m

Deal found 5/9C$ 550

Fri 25/123:35 p.m. -

1 stop6h 56m

Mon 4/17:20 a.m. -

1 stop5h 43m

Deal found 3/9C$ 697

Sat 3/107:20 a.m. -

1 stop31h 35m

Thu 28/18:00 a.m. -

1 stop15h 01m

Deal found 7/9C$ 662

Wed 30/96:00 a.m. -

2 stops8h 18m

Wed 7/106:09 a.m. -

1 stop5h 10m

Deal found 2/9C$ 549

Sat 17/109:15 a.m. -

1 stop11h 54m

Sun 25/104:41 p.m. -

2 stops19h 11m

Deal found 3/9C$ 665

Fri 30/1012:30 p.m. -

1 stop10h 09m

Mon 2/1111:50 a.m. -

1 stop8h 46m

Deal found 7/9C$ 574

Thu 24/127:26 p.m. -

1 stop6h 19m

Sun 27/128:25 a.m. -

1 stop11h 50m

Deal found 7/9C$ 698

Fri 1/15:55 p.m. -

1 stop7h 50m

Sat 13/211:55 a.m. -

1 stop8h 40m

Deal found 6/9C$ 665

Tue 10/112:20 p.m. -

1 stop9h 02m

Thu 19/1111:35 a.m. -

1 stop4h 45m

Deal found 3/9C$ 551

Wed 10/26:10 a.m. -

1 stop17h 05m

Thu 18/28:00 a.m. -

1 stop29h 30m

Deal found 6/9C$ 690

Sat 7/113:00 p.m. -

1 stop8h 44m

Sat 14/115:00 a.m. -

2 stops9h 16m

Deal found 3/9C$ 702

Thu 1/102:24 p.m. -

2 stops10h 30m

Sun 4/105:30 a.m. -

1 stop4h 48m

Deal found 5/9C$ 571

Tue 13/103:25 p.m. -

1 stop9h 10m

Sun 18/106:00 a.m. -

1 stop6h 09m

Deal found 2/9C$ 702

Fri 9/108:30 a.m. -

1 stop12h 22m

Mon 12/1010:00 a.m. -

1 stop6h 50m

Deal found 2/9C$ 657

Tue 27/104:05 p.m. -

3 stops23h 33m

Thu 29/106:10 p.m. -

3 stops26h 55m

Deal found 5/9C$ 728

Sat 5/126:10 p.m. -

1 stop5h 21m

Fri 11/122:33 p.m. -

2 stops7h 34m

Deal found 6/9C$ 571

Fri 22/17:00 a.m. -

2 stops11h 25m

Sat 30/112:20 p.m. -

1 stop8h 20m

Deal found 6/9C$ 704

Find flight deals from Ontario to Houston

Round-trip from	C$ 510
One-way from	C$ 285
Popular in	March
Cheapest in	October
Average price	C$ 720

WestJet
7/10-14/10
2 total stops
45h 10m total
Ontario to Houston

Search Deals

23/10-31/12
1 total stop
15h 38m total
Ontario to Houston

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (C$ 36 potential increase over avg. RT price).

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 September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealHouston

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

YULIAH

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

8:00 p.m.-10:40 p.m.

1 stop27h 40m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 318

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 23/10

6:50 a.m.-6:00 a.m.

3 stops24h 10m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 323

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Fri 30/10

8:00 a.m.-9:53 p.m.

2 stops38h 53m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 333

MontrealHouston

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

YULIAH

Montreal Pierre Elliott Trudeau Intl

Sun 18/10

7:20 p.m.-10:23 p.m.

3 stops52h 03m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 343

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Sat 19/12

1:00 p.m.-9:34 p.m.

1 stop9h 34m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 346

TorontoHouston

YTZ Toronto Island - IAH Houston George Bush Intcntl

YTZIAH

Toronto Island

Mon 5/10

9:15 a.m.-10:30 p.m.

3 stops14h 15m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 346

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Tue 29/12

6:45 a.m.-12:20 p.m.

1 stop6h 35m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 347

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Mon 25/1

2:00 p.m.-9:34 p.m.

1 stop8h 34m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 348

TorontoHouston

YYZ Toronto Pearson Intl - HOU Houston Hobby

YYZHOU

Toronto Pearson Intl

Mon 25/1

5:12 p.m.-10:59 p.m.

1 stop6h 47m

Houston Hobby

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 357

TorontoHouston

YTZ Toronto Island - IAH Houston George Bush Intcntl

YTZIAH

Toronto Island

Mon 30/11

10:45 a.m.-9:39 p.m.

1 stop11h 54m

Houston George Bush Intcntl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 357

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 Ontario to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Ontario with our price prediction graph.

YOW-IAH

YTZ-IAH

YYZ-HOU

YYZ-IAH

YOW-HOU

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 Ontario to Houston

CAON-HO1

YOW-IAH

YTZ-IAH

YYZ-HOU

YYZ-IAH

What is the cheapest month to book a flight from Region of Ontario to Houston?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Houston (average of C$ 677). Flying from Region of Ontario to Houston in December is currently the most expensive (average of C$ 838). 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 ON to HOU?

It’s optimal to fly from Region of Ontario to Houston in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

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

Airfare is below average for this route at the moment.

Region of Ontario to Houston flights typically cost between C$ 579 and C$ 744 in October.
The cheapest round-trip price found within the last 5 days was C$ 517 on Air Canada (15 Oct-18 Oct).

How far ahead should I book a flight from Region of Ontario to Houston?

The price you pay for your flight from Region of Ontario to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Region of Ontario to Houston?
For as low as C$ 549, WestJet can have you in Houston from Region of Ontario in 5h 47m. There are 2086 km between Region of Ontario and Houston. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Region of Ontario to Houston one-way?
To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 201. Air Canada flights start at C$ 292 while deals on United Airlines start at C$ 332 one-way.
What are the most popular routes from Region of Ontario to Houston?
The most popular route from Region of Ontario to Houston is Toronto Pearson Intl - Houston Hobby. You may also consider Toronto Pearson Intl - Houston George Bush Intcntl or Montreal Pierre Elliott Trudeau Intl - Houston Hobby.
Can I find deals for flights from Ontario to Houston that include hotel bookings?
Yes. In addition to deals on Ontario to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Houston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Houston.
Can I find deals for business class flights from Ontario to Houston?
Yes. Cheapflights offers flight deals from Ontario to Houston 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 Region of Ontario to Houston?
Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Houston (average of C$ 677). Flying from Region of Ontario to Houston in December is currently the most expensive (average of C$ 838). 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 Ontario to Houston

Pearson Intl to Dallas/Fort Worth flights

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Calgary to San Antonio flights

Kelowna to Austin flights

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Top 4 airlines flying from Ontario to Houston

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 289	AverageC$ 697	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Canada	CheapestC$ 306	AverageC$ 807	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
American Airlines	CheapestC$ 381	AverageC$ 629	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 487	AverageC$ 819	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Ontario to Houston?

Cheapflights helps you search for flights from Ontario to Houston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Houston with no change fees?

Yes, we can. To see specific flights from Ontario to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from Ontario to Houston on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Ontario to Houston from C$ 285

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Houston

Cheapest flights from Ontario to HoustonExplore the most affordable flight options available from Ontario to Houston. 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 Ontario to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Ontario to HoustonDiscover carefully curated flight deals from Ontario to Houston 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 Ontario to Houston 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 Ontario to HoustonExplore direct flight options from Ontario to Houston 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 Ontario to Houston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

Last-minute flights from Ontario to HoustonDiscover last-minute flight deals from Ontario to Houston. Data last updated 7 September 2026 and is based on user searches.

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

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

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

Find flight deals from Ontario to Houston

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

Best time to book a flight from Ontario to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Ontario with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Region of Ontario to Houston?

What is the cheapest time of day to fly from ON to HOU?

Find hourly flight availability from Ontario to Houston. 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.

It’s optimal to fly from Region of Ontario to Houston in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

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

Airfare is below average for this route at the moment.

Region of Ontario to Houston flights typically cost between C$ 579 and C$ 744 in October.The cheapest round-trip price found within the last 5 days was C$ 517 on Air Canada (15 Oct-18 Oct).

How far ahead should I book a flight from Region of Ontario to Houston?

The price you pay for your flight from Region of Ontario to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Region of Ontario to Houston?

What are the cheapest airlines to fly from Region of Ontario to Houston one-way?

What are the most popular routes from Region of Ontario to Houston?

Can I find deals for flights from Ontario to Houston that include hotel bookings?

How can I find direct flights from Ontario to Houston?

Can I find deals for business class flights from Ontario to Houston?

What is the cheapest month to book a flight from Region of Ontario to Houston?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Houston

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

Complete your trip

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

Direct flights to Texas

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

Search flights from Ontario to Houston by cabin class

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

Ontario and Houston flights

Browse other Ontario and Houston flight options. Last updated on 7 September 2026.

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Ontario to Houston flights

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Top 4 airlines flying from Ontario to Houston

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How does Cheapflights help users find flights from Ontario to Houston?

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Can Cheapflights find flights from Ontario to Houston with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Houston become cheaper?

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Cheapest flights from Ontario to Houston
Explore the most affordable flight options available from Ontario to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 September 2026.

Best flights from Ontario to Houston
Discover carefully curated flight deals from Ontario to Houston 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 Ontario to Houston
Explore direct flight options from Ontario to Houston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 September 2026.

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

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

Region of Ontario to Houston flights typically cost between C$ 579 and C$ 744 in October.
The cheapest round-trip price found within the last 5 days was C$ 517 on Air Canada (15 Oct-18 Oct).