Cheap flights from Ontario to Houston from C$ 232

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 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

WestJet Logo
6:00 a.m. - 10:43 p.m.YHM-IAH
17h 43m1 stop
WestJet Logo
8:00 a.m. - 12:40 a.m.IAH-YHM
15h 40m1 stop
C$ 356WestJet
Find Deal
Sun, 21 Sep - Sun, 28 Sep
WestJet Logo
6:00 a.m. - 10:43 p.m.YHM-IAH
17h 43m1 stop
WestJet Logo
8:00 a.m. - 12:40 a.m.IAH-YHM
15h 40m1 stop
C$ 374WestJet
Find Deal
Mon, 15 Sep - Mon, 22 Sep
WestJet Logo
6:00 a.m. - 10:43 p.m.YHM-IAH
17h 43m1 stop
WestJet Logo
8:00 a.m. - 12:40 a.m.IAH-YHM
15h 40m1 stop
C$ 431WestJet
Find Deal
Thu, 16 Oct - Mon, 20 Oct
 Logo
7:50 a.m. - 7:10 p.m.YTZ-IAH
12h 20m1 stop
 Logo
6:20 a.m. - 5:53 p.m.IAH-YTZ
10h 33m1 stop
C$ 444
Find Deal
Thu, 2 Oct - Wed, 15 Oct
 Logo
11:00 a.m. - 6:33 p.m.YYZ-IAH
8h 33m1 stop
 Logo
3:00 p.m. - 6:12 a.m.IAH-YYZ
14h 12m1 stop
C$ 444
Find Deal
Fri, 3 Oct - Sun, 12 Oct
Delta Logo
6:03 a.m. - 5:40 p.m.YYZ-HOU
12h 37m2 stops
Delta Logo
2:22 p.m. - 9:55 p.m.HOU-YYZ
6h 33m1 stop
C$ 613Delta
Find Deal
Tue, 30 Sep - Tue, 7 Oct
Air Canada Logo
12:25 p.m. - 7:42 p.m.YTZ-IAH
8h 17m1 stop
Air Canada Logo
10:00 a.m. - 5:45 p.m.IAH-YTZ
6h 45m1 stop
C$ 645Air Canada
Find Deal
Thu, 18 Sep - Wed, 24 Sep
Delta Logo
6:04 a.m. - 5:39 p.m.YYZ-HOU
12h 35m2 stops
Delta Logo
6:00 a.m. - 5:54 p.m.HOU-YYZ
10h 54m2 stops
C$ 659Delta
Find Deal
Tue, 9 Sep - Tue, 16 Sep
American Airlines Logo
6:49 a.m. - 2:03 p.m.YYZ-HOU
8h 14m1 stop
American Airlines Logo
6:00 a.m. - 12:30 p.m.HOU-YYZ
5h 30m1 stop
C$ 696American Airlines
Find Deal
Mon, 15 Sep - Sun, 21 Sep
American Airlines Logo
6:49 a.m. - 2:03 p.m.YYZ-HOU
8h 14m1 stop
American Airlines Logo
6:00 a.m. - 12:30 p.m.HOU-YYZ
5h 30m1 stop
C$ 725American Airlines
Find Deal
Mon, 15 Sep - Sun, 21 Sep

American Airlines flights from Region of Ontario to Houston

Our best American Airlines deals on Region of Ontario to Houston flight tickets
American Airlines
15 Sep
YYZ6:49 a.m.Toronto Pearson Intl
8h 14m
1 stop
HOU2:03 p.m.Houston Hobby
21 Sep
HOU6:00 a.m.Houston Hobby
5h 30m
1 stop
YYZ12:30 p.m.Toronto Pearson Intl
American Airlines
15 Sep
YYZ6:49 a.m.Toronto Pearson Intl
8h 14m
1 stop
HOU2:03 p.m.Houston Hobby
21 Sep
HOU6:00 a.m.Houston Hobby
5h 30m
1 stop
YYZ12:30 p.m.Toronto Pearson Intl
American Airlines
16 Oct
YUL3:44 p.m.Montreal Pierre Elliott Trudeau Intl
7h 18m
1 stop
HOU10:02 p.m.Houston Hobby
23 Oct
HOU6:00 a.m.Houston Hobby
7h 49m
1 stop
YUL2:49 p.m.Montreal Pierre Elliott Trudeau Intl

Delta flights from Region of Ontario to Houston

Our best Delta deals on Region of Ontario to Houston flight tickets
Delta
30 Sep
YYZ6:03 a.m.Toronto Pearson Intl
12h 37m
2 stops
HOU5:40 p.m.Houston Hobby
7 Oct
HOU2:22 p.m.Houston Hobby
6h 33m
1 stop
YYZ9:55 p.m.Toronto Pearson Intl
Delta
9 Sep
YYZ6:04 a.m.Toronto Pearson Intl
12h 35m
2 stops
HOU5:39 p.m.Houston Hobby
16 Sep
HOU6:00 a.m.Houston Hobby
10h 54m
2 stops
YYZ5:54 p.m.Toronto Pearson Intl
Delta
25 Oct
YYZ6:00 a.m.Toronto Pearson Intl
12h 48m
2 stops
HOU5:48 p.m.Houston Hobby
12 Nov
HOU10:05 a.m.Houston Hobby
5h 47m
1 stop
YYZ4:52 p.m.Toronto Pearson Intl

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Houston 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, momondo users made 96,600 searches. Data last updated 18 August 2025.
Use the filters below to find and compare flights from Ontario to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Sun 21/9

6:00 a.m.-10:43 p.m.

1 stop17h 43m

Houston George Bush Intcntl

Sun 28/9

8:00 a.m.-12:40 a.m.

1 stop15h 40m

C$ 356

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Mon 15/9

6:00 a.m.-10:43 p.m.

1 stop17h 43m

Houston George Bush Intcntl

Mon 22/9

8:00 a.m.-12:40 a.m.

1 stop15h 40m

C$ 374

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Thu 16/10

6:00 a.m.-10:43 p.m.

1 stop17h 43m

Houston George Bush Intcntl

Mon 20/10

8:00 a.m.-12:40 a.m.

1 stop15h 40m

C$ 431

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 2/10

7:50 a.m.-7:10 p.m.

1 stop12h 20m

Houston George Bush Intcntl

Wed 15/10

6:20 a.m.-5:53 p.m.

1 stop10h 33m

C$ 444

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Fri 3/10

11:00 a.m.-6:33 p.m.

1 stop8h 33m

Houston George Bush Intcntl

Sun 12/10

3:00 p.m.-6:12 a.m.

1 stop14h 12m

C$ 444

TorontoHouston

YYZ - HOU

YYZHOU

Toronto Pearson Intl

Tue 30/9

6:03 a.m.-5:40 p.m.

2 stops12h 37m

Houston Hobby

Tue 7/10

2:22 p.m.-9:55 p.m.

1 stop6h 33m

C$ 613

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 18/9

12:25 p.m.-7:42 p.m.

1 stop8h 17m

Houston George Bush Intcntl

Wed 24/9

10:00 a.m.-5:45 p.m.

1 stop6h 45m

C$ 645

TorontoHouston

YYZ - HOU

YYZHOU

Toronto Pearson Intl

Tue 9/9

6:04 a.m.-5:39 p.m.

2 stops12h 35m

Houston Hobby

Tue 16/9

6:00 a.m.-5:54 p.m.

2 stops10h 54m

C$ 659

TorontoHouston

YYZ - HOU

YYZHOU

Toronto Pearson Intl

Mon 15/9

6:49 a.m.-2:03 p.m.

1 stop8h 14m

Houston Hobby

Sun 21/9

6:00 a.m.-12:30 p.m.

1 stop5h 30m

C$ 696

TorontoHouston

YYZ - HOU

YYZHOU

Toronto Pearson Intl

Mon 15/9

6:49 a.m.-2:03 p.m.

1 stop8h 14m

Houston Hobby

Sun 21/9

6:00 a.m.-12:30 p.m.

1 stop5h 30m

C$ 725

Flights are sorted by cheapest round-trip flights first.

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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$ 636. The month of May is another great option to travel to Houston, with average flight prices from Region of Ontario averaging around C$ 638.

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$ 723. 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$ 762. 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$ 695. In contrast, the most expensive time of day to depart to Houston is in the afternoon when prices are around C$ 760.

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$ 669 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$ 613 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

Best price found

C$ 232

Fastest flight time

3h 30m

Direct flights

Every day

Airports in Houston

2 airports
The best one-way flight to Houston from Region of Ontario in the past 72 hours is C$ 232. The best round-trip flight deal from Region of Ontario to Houston found on momondo in the last 72 hours is C$ 356.
The fastest flight from Region of Ontario to Houston takes 3h 30m
Direct flights go from Region of Ontario to Houston every day.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)
  • 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?

  • 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 AirlinesPriceFrom C$ 266Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom C$ 518Free CancellationRating
7.1
9,992 reviews
Search Air Canada flights
WestJetPriceFrom C$ 541Free CancellationRating
7.2
3,018 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 544Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights
DeltaPriceFrom C$ 558Free CancellationRating
8.0
7,981 reviews
Search Delta 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.

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