How many flights depart from Region of Ontario to Houston on average per week?

95 flights are operational weekly from Region of Ontario to Houston as of October 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

Which airlines fly to Houston?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Houston from Region of Ontario according to our data. Air Canada is the first choice among our users, with 72% of people opting to fly with this airline when travelling to Houston. Keep in mind that there are 4 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

How many flights depart from Region of Ontario to Houston on average per day?

As of October 2025, there are 13 flights per day flying from Region of Ontario to Houston. The most common time of day flights depart is 7:00p.m., with 44% of flights taking off at noon.

How long does it take to fly to Houston?

On average, it takes 6h 01m to fly from Region of Ontario to Houston if you fly out of Ottawa (the most popular airport in Region of Ontario) and into Houston Hobby Airport (the most popular airport in Houston). If you’re flying out of Toronto and into Houston Hobby Airport, then the flight time is around 7h 37m.

What is the cheapest airline that flies from Ontario to Houston?

United Airlines, WestJet, and Air Canada are the most popular carriers operating from Ontario to Houston

When did momondo last update prices for flights from Ontario to Houston?

Prices for flights from Ontario to Houston are updated daily.

How many operators does momondo search for flights from Ontario to Houston?

As of October 2025, there are 4 operators available to choose from for flights from Ontario to Houston.

How old do you have to be to fly from Ontario to Houston?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 226 Cheap Flights from Ontario to Houston in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to Houston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:45 a.m. - 7:08 p.m.YYZ-IAH

10h 23m1 stop

8:39 a.m. - 12:11 a.m.IAH-YYZ

14h 32m1 stop

C$ 386Multiple Airlines

Find Deal

Fri, 14 Nov - Mon, 17 Nov

12:00 p.m. - 2:07 p.m.YYZ-IAH

27h 07m2 stops

6:00 a.m. - 7:02 p.m.IAH-YYZ

12h 02m1 stop

C$ 388Multiple Airlines

Find Deal

Thu, 23 Oct - Tue, 28 Oct

2:50 p.m. - 9:39 p.m.YOW-IAH

7h 49m1 stop

7:10 a.m. - 3:23 p.m.IAH-YOW

7h 13m1 stop

C$ 404Air Canada

Find Deal

Mon, 26 Jan - Fri, 30 Jan

7:45 a.m. - 5:29 p.m.YYZ-IAH

10h 44m1 stop

1:35 p.m. - 12:26 a.m.IAH-YYZ

9h 51m1 stop

C$ 409WestJet

Find Deal

Thu, 13 Nov - Wed, 19 Nov

5:55 p.m. - 11:44 p.m.YOW-IAH

6h 49m1 stop

5:00 a.m. - 9:18 p.m.IAH-YOW

15h 18m1 stop

C$ 420United Airlines

Find Deal

Mon, 8 Dec - Thu, 11 Dec

2:50 p.m. - 9:39 p.m.YOW-IAH

7h 49m1 stop

11:55 a.m. - 7:18 p.m.IAH-YOW

6h 23m1 stop

C$ 421Air Canada

Find Deal

Tue, 25 Nov - Tue, 2 Dec

6:30 a.m. - 5:29 p.m.YYZ-IAH

11h 59m1 stop

1:35 p.m. - 12:26 a.m.IAH-YYZ

9h 51m1 stop

C$ 424WestJet

Find Deal

Mon, 24 Nov - Mon, 8 Dec

6:20 a.m. - 8:10 p.m.YOW-IAH

14h 50m1 stop

8:30 p.m. - 10:26 a.m.IAH-YOW

12h 56m1 stop

C$ 441United Airlines

Find Deal

Fri, 14 Nov - Mon, 17 Nov

6:45 a.m. - 7:51 p.m.YOW-IAH

14h 06m2 stops

7:18 a.m. - 12:39 a.m.IAH-YOW

16h 21m2 stops

C$ 481American Airlines

Find Deal

Wed, 12 Nov - Tue, 18 Nov

6:45 a.m. - 11:27 p.m.YOW-IAH

17h 42m2 stops

6:08 a.m. - 12:41 a.m.IAH-YOW

17h 33m2 stops

C$ 533American Airlines

Find Deal

Tue, 25 Nov - Tue, 2 Dec

Delta flights from Region of Ontario to Houston

Our best Delta deals on Region of Ontario to Houston flight tickets

Delta

24 Nov

YYZ6:00 a.m.Toronto Pearson Intl

12h 53m

2 stops

HOU5:53 p.m.Houston Hobby

2 Dec

HOU2:32 p.m.Houston Hobby

6h 26m

1 stop

YYZ9:58 p.m.Toronto Pearson Intl

C$ 692

Find similar

Delta

24 Nov

YYZ6:00 a.m.Toronto Pearson Intl

12h 53m

2 stops

HOU5:53 p.m.Houston Hobby

2 Dec

HOU2:32 p.m.Houston Hobby

7h 47m

2 stops

YYZ11:19 p.m.Toronto Pearson Intl

C$ 693

Find similar

Delta

8 Nov

YYZ6:00 p.m.Toronto Pearson Intl

6h 00m

1 stop

HOU11:00 p.m.Houston Hobby

15 Nov

HOU10:40 a.m.Houston Hobby

5h 20m

1 stop

YYZ5:00 p.m.Toronto Pearson Intl

C$ 695

Find similar

WestJet flights from Region of Ontario to Houston

Our best WestJet deals on Region of Ontario to Houston flight tickets

WestJet

13 Nov

YYZ7:45 a.m.Toronto Pearson Intl

10h 44m

1 stop

IAH5:29 p.m.Houston George Bush Intcntl

19 Nov

IAH1:35 p.m.Houston George Bush Intcntl

9h 51m

1 stop

YYZ12:26 a.m.Toronto Pearson Intl

C$ 409

Find similar

WestJet

24 Nov

YYZ6:30 a.m.Toronto Pearson Intl

11h 59m

1 stop

IAH5:29 p.m.Houston George Bush Intcntl

8 Dec

IAH1:35 p.m.Houston George Bush Intcntl

9h 51m

1 stop

YYZ12:26 a.m.Toronto Pearson Intl

C$ 424

Find similar

WestJet

21 Nov

YYZ10:15 p.m.Toronto Pearson Intl

20h 14m

2 stops

IAH5:29 p.m.Houston George Bush Intcntl

27 Nov

IAH1:35 p.m.Houston George Bush Intcntl

15h 23m

2 stops

YYZ5:58 a.m.Toronto Pearson Intl

C$ 438

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Fri 14/11

9:45 a.m.-7:08 p.m.

1 stop10h 23m

Houston George Bush Intcntl

Mon 17/11

8:39 a.m.-12:11 a.m.

1 stop14h 32m

C$ 386

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Thu 23/10

12:00 p.m.-2:07 p.m.

2 stops27h 07m

Houston George Bush Intcntl

Tue 28/10

6:00 a.m.-7:02 p.m.

1 stop12h 02m

C$ 388

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Mon 26/1

2:50 p.m.-9:39 p.m.

1 stop7h 49m

Houston George Bush Intcntl

Fri 30/1

7:10 a.m.-3:23 p.m.

1 stop7h 13m

C$ 404

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Thu 13/11

7:45 a.m.-5:29 p.m.

1 stop10h 44m

Houston George Bush Intcntl

Wed 19/11

1:35 p.m.-12:26 a.m.

1 stop9h 51m

C$ 409

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Mon 8/12

5:55 p.m.-11:44 p.m.

1 stop6h 49m

Houston George Bush Intcntl

Thu 11/12

5:00 a.m.-9:18 p.m.

1 stop15h 18m

C$ 420

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Tue 25/11

2:50 p.m.-9:39 p.m.

1 stop7h 49m

Houston George Bush Intcntl

Tue 2/12

11:55 a.m.-7:18 p.m.

1 stop6h 23m

C$ 421

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Mon 24/11

6:30 a.m.-5:29 p.m.

1 stop11h 59m

Houston George Bush Intcntl

Mon 8/12

1:35 p.m.-12:26 a.m.

1 stop9h 51m

C$ 424

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Fri 14/11

6:20 a.m.-8:10 p.m.

1 stop14h 50m

Houston George Bush Intcntl

Mon 17/11

8:30 p.m.-10:26 a.m.

1 stop12h 56m

C$ 441

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Wed 12/11

6:45 a.m.-7:51 p.m.

2 stops14h 06m

Houston George Bush Intcntl

Tue 18/11

7:18 a.m.-12:39 a.m.

2 stops16h 21m

C$ 481

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Tue 25/11

6:45 a.m.-11:27 p.m.

2 stops17h 42m

Houston George Bush Intcntl

Tue 2/12

6:08 a.m.-12:41 a.m.

2 stops17h 33m

C$ 533

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Houston?

The month of April is, on average, the cheapest month to fly to Houston from Region of Ontario, with most prices found around C$ 642. The month of May is another great option to travel to Houston, with average flight prices from Region of Ontario averaging around C$ 643.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Region of Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 729. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Region of Ontario to Houston on a Sunday will generally be more expensive and average around C$ 769. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Houston?

Our most recent data shows that the best time of day to fly to Houston is at noon. Flights from Region of Ontario to Houston during this time can be as low as C$ 701. In contrast, the most expensive time of day to depart to Houston is in the afternoon when prices are around C$ 778.

What is the cheapest Ontario to Houston flight route?

Fly from Toronto Pearson Intl to Houston George Bush Intcntl for the best Ontario - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around C$ 678 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Region of Ontario for as low as C$ 616 on momondo.

What cabin class options are available on Ontario to Houston flights?

There are 4 cabin classes available to choose from on Ontario to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Region of Ontario to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Houston

Fastest flight time	3h 34m
Direct flights	Every day
Airports in Houston	1 airport

The fastest flight from Region of Ontario to Houston takes 3h 34m

Direct flights go from Region of Ontario to Houston every day.

There is 1 airport near Houston: Houston George Bush Intcntl (IAH)

Search flight deals

When did momondo last update prices for flights from Ontario to Houston?
Prices for flights from Ontario to Houston are updated daily.
How many operators does momondo search for flights from Ontario to Houston?
As of October 2025, there are 4 operators available to choose from for flights from Ontario to Houston.
How old do you have to be to fly from Ontario to Houston?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to Houston

Compare and see reviews for airlines that fly from Region of Ontario to Houston with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom C$ 269	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 340	Free Cancellation	Rating 7.2 3,114 reviews	Search WestJet flights
Air Canada	PriceFrom C$ 525	Free Cancellation	Rating 7.1 10,245 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 550	Free Cancellation	Rating 7.4 8,957 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Ontario.

I’m not ready to book a flight from Ontario to Houston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 5/11

Wed 12/11

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Cheap flights from Ontario to Houston from C$ 226

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Houston departing on 14/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to Houston

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Delta flights from Region of Ontario to Houston

Our best Delta deals on Region of Ontario to Houston flight tickets

WestJet flights from Region of Ontario to Houston

Our best WestJet deals on Region of Ontario to Houston flight tickets

momondo Fare Finder

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

See travel insights to Houston from

How to get the cheapest flight ticket from Region of Ontario to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston?

The month of April is, on average, the cheapest month to fly to Houston from Region of Ontario, with most prices found around C$ 642. The month of May is another great option to travel to Houston, with average flight prices from Region of Ontario averaging around C$ 643.

What is the cheapest day to depart on your flight to Houston?

What is the cheapest time of day to depart on your flight to Houston?

Our most recent data shows that the best time of day to fly to Houston is at noon. Flights from Region of Ontario to Houston during this time can be as low as C$ 701. In contrast, the most expensive time of day to depart to Houston is in the afternoon when prices are around C$ 778.

What is the cheapest Ontario to Houston flight route?

Fly from Toronto Pearson Intl to Houston George Bush Intcntl for the best Ontario - Houston flight prices

How far in advance should I book a flight to Houston?

What cabin class options are available on Ontario to Houston flights?

There are 4 cabin classes available to choose from on Ontario to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Ontario to Houston?

United Airlines, WestJet, and Air Canada are the most popular carriers operating from Ontario to Houston

Which airlines fly to Houston?

How many flights depart from Region of Ontario to Houston on average per day?

As of October 2025, there are 13 flights per day flying from Region of Ontario to Houston. The most common time of day flights depart is 7:00p.m., with 44% of flights taking off at noon.

How many flights depart from Region of Ontario to Houston on average per week?

95 flights are operational weekly from Region of Ontario to Houston as of October 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

How long does it take to fly to Houston?

Cheap Region of Ontario to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Houston

Fastest flight time

Direct flights

Airports in Houston

When did momondo last update prices for flights from Ontario to Houston?

How many operators does momondo search for flights from Ontario to Houston?

How old do you have to be to fly from Ontario to Houston?

What documentation or ID do you need to fly to Houston?

Best airlines flying from Region of Ontario to Houston

Compare and see reviews for airlines that fly from Region of Ontario to Houston with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Houston?

Can I find flights from Ontario to Houston with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Houston?

I’m not ready to book a flight from Ontario to Houston right now. Can momondo alert me if prices change?

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas