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Cheap flights from Ontario to Houston from C$ 313

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 27/7. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:40 p.m. - 8:57 p.m.
YTZ
-
IAH
8h 17m
1 stop
Multiple Airlines Logo
9:52 p.m. - 9:40 a.m.
IAH
-
YTZ
10h 48m
1 stop
C$ 495Multiple Airlines
Thu, 3 Sep - Mon, 7 Sep
Multiple Airlines Logo
6:30 a.m. - 2:51 p.m.
YYZ
-
IAH
9h 21m
1 stop
Multiple Airlines Logo
8:29 a.m. - 7:44 p.m.
IAH
-
YYZ
34h 15m
2 stops
C$ 510Multiple Airlines
Tue, 18 Aug - Sun, 30 Aug
Multiple Airlines Logo
9:50 a.m. - 6:29 p.m.
YYZ
-
IAH
9h 39m
1 stop
Multiple Airlines Logo
8:29 a.m. - 2:05 p.m.
IAH
-
YYZ
28h 36m
1 stop
C$ 512Multiple Airlines
Wed, 17 Jun - Wed, 26 Aug
Multiple Airlines Logo
9:30 a.m. - 2:51 p.m.
YYZ
-
IAH
30h 21m
1 stop
Multiple Airlines Logo
4:39 p.m. - 8:08 p.m.
IAH
-
YYZ
26h 29m
2 stops
C$ 519Multiple Airlines
Tue, 1 Sep - Wed, 28 Oct
Air Canada Logo
12:30 p.m. - 7:38 p.m.
YTZ
-
IAH
8h 08m
1 stop
Air Canada Logo
10:00 a.m. - 7:51 p.m.
IAH
-
YTZ
8h 51m
1 stop
C$ 563Air Canada
Wed, 2 Sep - Mon, 7 Sep
Air Canada Logo
12:30 p.m. - 7:38 p.m.
YTZ
-
IAH
8h 08m
1 stop
Air Canada Logo
10:00 a.m. - 7:51 p.m.
IAH
-
YTZ
8h 51m
1 stop
C$ 572Air Canada
Sat, 15 Aug - Sun, 23 Aug
Air Canada Logo
4:10 p.m. - 9:52 p.m.
YUL
-
IAH
6h 42m
1 stop
Air Canada Logo
10:00 a.m. - 2:50 p.m.
IAH
-
YUL
3h 50mdirect
C$ 611Air Canada
Sat, 19 Sep - Mon, 21 Sep
WestJet Logo
6:00 a.m. - 10:40 p.m.
YOW
-
IAH
17h 40m
1 stop
WestJet Logo
2:50 p.m. - 5:15 p.m.
IAH
-
YOW
25h 25m
1 stop
C$ 767WestJet
Sat, 22 Aug - Fri, 28 Aug
WestJet Logo
6:10 p.m. - 1:55 p.m.
YHM
-
IAH
20h 45m
1 stop
WestJet Logo
6:30 a.m. - 5:15 p.m.
IAH
-
YHM
9h 45m
1 stop
C$ 801WestJet
Thu, 8 Oct - Mon, 12 Oct
WestJet Logo
6:10 p.m. - 10:40 p.m.
YHM
-
IAH
29h 30m
1 stop
WestJet Logo
6:30 a.m. - 5:15 p.m.
IAH
-
YHM
9h 45m
1 stop
C$ 808WestJet
Fri, 4 Sep - Tue, 8 Sep

United Airlines flights from Region of Ontario to Houston George Bush Intcntl Airport

Our best United Airlines deals on Region of Ontario to Houston George Bush Intcntl Airport flight tickets
United Airlines
14 Oct
YUL3:25 p.m.Montreal Pierre Elliott Trudeau Intl
6h 23m
1 stop
IAH8:48 p.m.Houston George Bush Intcntl
17 Oct
IAH6:00 a.m.Houston George Bush Intcntl
6h 09m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 717
United Airlines
14 Nov
YUL11:00 a.m.Montreal Pierre Elliott Trudeau Intl
8h 44m
1 stop
IAH6:44 p.m.Houston George Bush Intcntl
22 Nov
IAH5:00 a.m.Houston George Bush Intcntl
7h 51m
1 stop
YUL1:51 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 732
United Airlines
13 Jun
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
6h 41m
1 stop
IAH11:51 a.m.Houston George Bush Intcntl
20 Jun
IAH5:04 a.m.Houston George Bush Intcntl
10h 06m
2 stops
YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 750

Air Canada flights from Region of Ontario to Houston George Bush Intcntl Airport

Our best Air Canada deals on Region of Ontario to Houston George Bush Intcntl Airport flight tickets
Air Canada
21 Sep
YYZ7:20 p.m.Toronto Pearson Intl
3h 32m
IAH9:52 p.m.Houston George Bush Intcntl
28 Sep
IAH7:20 a.m.Houston George Bush Intcntl
3h 11m
YYZ11:31 a.m.Toronto Pearson Intl
C$ 553
Air Canada
13 Sep
YYZ8:35 a.m.Toronto Pearson Intl
3h 32m
IAH11:07 a.m.Houston George Bush Intcntl
27 Sep
IAH7:20 a.m.Houston George Bush Intcntl
3h 11m
YYZ11:31 a.m.Toronto Pearson Intl
C$ 555
Air Canada
21 Sep
YYZ7:20 p.m.Toronto Pearson Intl
3h 32m
IAH9:52 p.m.Houston George Bush Intcntl
28 Sep
IAH10:00 a.m.Houston George Bush Intcntl
7h 12m
1 stop
YYZ6:12 p.m.Toronto Pearson Intl
C$ 559

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Houston George Bush Intcntl Airport 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 30 May 2026.
Use the filters below to find and compare flights from Ontario to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Thu 3/9

1:40 p.m.-8:57 p.m.

1 stop8h 17m

Houston George Bush Intcntl

Mon 7/9

9:52 p.m.-9:40 a.m.

1 stop10h 48m

C$ 495

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Tue 18/8

6:30 a.m.-2:51 p.m.

1 stop9h 21m

Houston George Bush Intcntl

Sun 30/8

8:29 a.m.-7:44 p.m.

2 stops34h 15m

C$ 510

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Wed 17/6

9:50 a.m.-6:29 p.m.

1 stop9h 39m

Houston George Bush Intcntl

Wed 26/8

8:29 a.m.-2:05 p.m.

1 stop28h 36m

C$ 512

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Tue 1/9

9:30 a.m.-2:51 p.m.

1 stop30h 21m

Houston George Bush Intcntl

Wed 28/10

4:39 p.m.-8:08 p.m.

2 stops26h 29m

C$ 519

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Wed 2/9

12:30 p.m.-7:38 p.m.

1 stop8h 08m

Houston George Bush Intcntl

Mon 7/9

10:00 a.m.-7:51 p.m.

1 stop8h 51m

C$ 563

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Sat 15/8

12:30 p.m.-7:38 p.m.

1 stop8h 08m

Houston George Bush Intcntl

Sun 23/8

10:00 a.m.-7:51 p.m.

1 stop8h 51m

C$ 572
Quickest round-trip

MontrealHouston

YUL - IAH

YULIAH

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

4:10 p.m.-9:52 p.m.

1 stop6h 42m

Houston George Bush Intcntl

Mon 21/9

10:00 a.m.-2:50 p.m.

Nonstop3h 50m

C$ 611

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Sat 22/8

6:00 a.m.-10:40 p.m.

1 stop17h 40m

Houston George Bush Intcntl

Fri 28/8

2:50 p.m.-5:15 p.m.

1 stop25h 25m

C$ 767

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Thu 8/10

6:10 p.m.-1:55 p.m.

1 stop20h 45m

Houston George Bush Intcntl

Mon 12/10

6:30 a.m.-5:15 p.m.

1 stop9h 45m

C$ 801

HamiltonHouston

YHM - IAH

YHMIAH

Hamilton

Fri 4/9

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

1 stop29h 30m

Houston George Bush Intcntl

Tue 8/9

6:30 a.m.-5:15 p.m.

1 stop9h 45m

C$ 808

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Region of Ontario to Houston George Bush Intcntl Airport

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 George Bush Intcntl Airport?

If you don’t want to visit Houston George Bush Intcntl Airport in May, then you should wait until July to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 166.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart on your flight to Houston George Bush Intcntl Airport is on a Friday when prices can be found for as low as C$ 734. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 811. These prices are subject to change though, so be sure to set up a Price Alert for flights to Houston George Bush Intcntl Airport.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Flying to Houston George Bush Intcntl Airport from Region of Ontario in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 723 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around C$ 883. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to Houston George Bush Intcntl flight route?

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

How far in advance should I book a flight from Ontario to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around C$ 752 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Region of Ontario for as low as C$ 578 on momondo.

What cabin class options are available on Region of Ontario to Houston George Bush Intcntl Airport flights?

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

Can stopping save me money on Region of Ontario to Houston George Bush Intcntl Airport flights?

You could potentially save up to 39% on your flight if you consider stops on a Region of Ontario to Houston George Bush Intcntl Airport flight.

Cheap Region of Ontario to Houston George Bush Intcntl Airport flight deals and tips

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

Best price found

C$ 378

Fastest flight time

3h 34m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Region of Ontario in the past 72 hours is C$ 378. The best round-trip flight deal from Region of Ontario to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is C$ 637.
The fastest flight from Region of Ontario to Houston George Bush Intcntl Airport takes 3h 34m
Direct flights go from Region of Ontario to Houston George Bush Intcntl Airport every day.
Search flight deals

Frequently asked questions about flying from Ontario to Houston George Bush Intcntl Airport

  • When did momondo last update prices for flights from Ontario to Houston George Bush Intcntl Airport?

    Prices for flights from Ontario to Houston George Bush Intcntl Airport are updated daily.

  • How many operators does momondo search for flights from Ontario to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Ontario to Houston George Bush Intcntl Airport?

    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 George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Region of Ontario to Houston George Bush Intcntl Airport?

Best airlines flying from Region of Ontario to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Region of Ontario to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom C$ 217Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
WestJetPriceFrom C$ 336Free CancellationRating
7.2
3,350 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 485Free CancellationRating
7.4
9,766 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 533Free CancellationRating
7.1
11,105 reviews
Search Air Canada flights

Travelling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Conroe
The Woodlands
Humble

Why use momondo?

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

It is quick and easy to find Ontario to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

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

Yes. momondo enables you to select and highlight flights to Houston from Ontario with this policy.

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

Once you have performed a search for Ontario to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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