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Cheap flights from Houston to Ontario from C$ 148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Ontario departing on 10/12. 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
10:00 a.m. - 12:25 a.m.IAH-YOW
13h 25m2 stops
Multiple Airlines Logo
4:20 p.m. - 5:43 p.m.YOW-IAH
26h 23m3 stops
C$ 375Multiple Airlines
Find Deal
Thu, 4 Dec - Sun, 7 Dec
Multiple Airlines Logo
10:41 a.m. - 12:25 a.m.IAH-YOW
12h 44m1 stop
Multiple Airlines Logo
4:20 p.m. - 5:43 p.m.YOW-IAH
26h 23m3 stops
C$ 392Multiple Airlines
Find Deal
Thu, 4 Dec - Sun, 7 Dec
Multiple Airlines Logo
5:45 a.m. - 12:35 a.m.IAH-YUL
17h 50m3 stops
Multiple Airlines Logo
6:45 a.m. - 8:42 a.m.YUL-IAH
26h 57m3 stops
C$ 399Multiple Airlines
Find Deal
Wed, 4 Feb - Sun, 8 Feb
Multiple Airlines Logo
5:45 a.m. - 3:10 p.m.IAH-YUL
8h 25m1 stop
Multiple Airlines Logo
6:45 a.m. - 8:42 a.m.YUL-IAH
26h 57m3 stops
C$ 409Multiple Airlines
Find Deal
Wed, 4 Feb - Sun, 8 Feb
WestJet Logo
1:35 p.m. - 12:26 a.m.IAH-YYZ
9h 51m1 stop
WestJet Logo
7:45 a.m. - 5:29 p.m.YYZ-IAH
10h 44m1 stop
C$ 453WestJet
Find Deal
Thu, 15 Jan - Mon, 19 Jan
WestJet Logo
6:20 p.m. - 5:28 p.m.IAH-YYZ
22h 08m1 stop
WestJet Logo
6:30 a.m. - 5:29 p.m.YYZ-IAH
11h 59m1 stop
C$ 490WestJet
Find Deal
Wed, 14 Jan - Mon, 19 Jan
Delta Logo
2:32 p.m. - 9:58 p.m.HOU-YYZ
6h 26m1 stop
Delta Logo
6:00 a.m. - 5:33 p.m.YYZ-HOU
12h 33m2 stops
C$ 885Delta
Find Deal
Thu, 4 Dec - Sat, 6 Dec
Delta Logo
10:39 a.m. - 11:27 p.m.HOU-YYZ
11h 48m2 stops
Delta Logo
6:00 a.m. - 5:33 p.m.YYZ-HOU
12h 33m2 stops
C$ 892Delta
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Thu, 4 Dec - Sat, 6 Dec
American Airlines Logo
9:05 a.m. - 4:18 p.m.HOU-YYZ
6h 13m1 stop
American Airlines Logo
6:10 a.m. - 11:45 a.m.YYZ-HOU
6h 35m1 stop
C$ 898American Airlines
Find Deal
Mon, 1 Dec - Sun, 7 Dec
American Airlines Logo
10:21 a.m. - 4:25 p.m.HOU-YYZ
5h 04m1 stop
American Airlines Logo
7:59 a.m. - 1:30 p.m.YYZ-HOU
6h 31m1 stop
C$ 912American Airlines
Find Deal
Tue, 24 Mar - Mon, 30 Mar

American Airlines flights from Houston to Region of Ontario

Our best American Airlines deals on Houston to Region of Ontario flight tickets
American Airlines
1 Dec
HOU9:05 a.m.Houston Hobby
6h 13m
1 stop
YYZ4:18 p.m.Toronto Pearson Intl
7 Dec
YYZ6:10 a.m.Toronto Pearson Intl
6h 35m
1 stop
HOU11:45 a.m.Houston Hobby
C$ 898
Find similar
American Airlines
24 Mar
HOU10:21 a.m.Houston Hobby
5h 04m
1 stop
YYZ4:25 p.m.Toronto Pearson Intl
30 Mar
YYZ7:59 a.m.Toronto Pearson Intl
6h 31m
1 stop
HOU1:30 p.m.Houston Hobby
C$ 912
Find similar
American Airlines
27 Jan
HOU6:00 a.m.Houston Hobby
9h 03m
2 stops
YYZ4:03 p.m.Toronto Pearson Intl
31 Jan
YYZ11:30 a.m.Toronto Pearson Intl
7h 36m
2 stops
HOU6:06 p.m.Houston Hobby
C$ 920
Find similar

Delta flights from Houston to Region of Ontario

Our best Delta deals on Houston to Region of Ontario flight tickets
Delta
4 Dec
HOU2:32 p.m.Houston Hobby
6h 26m
1 stop
YYZ9:58 p.m.Toronto Pearson Intl
6 Dec
YYZ6:00 a.m.Toronto Pearson Intl
12h 33m
2 stops
HOU5:33 p.m.Houston Hobby
C$ 885
Find similar
Delta
4 Dec
HOU10:39 a.m.Houston Hobby
11h 48m
2 stops
YYZ11:27 p.m.Toronto Pearson Intl
6 Dec
YYZ6:00 a.m.Toronto Pearson Intl
12h 33m
2 stops
HOU5:33 p.m.Houston Hobby
C$ 892
Find similar
Delta
23 Dec
HOU3:25 p.m.Houston Hobby
7h 34m
1 stop
YYZ11:59 p.m.Toronto Pearson Intl
29 Dec
YYZ6:17 p.m.Toronto Pearson Intl
5h 54m
1 stop
HOU11:11 p.m.Houston Hobby
C$ 927
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Region of Ontario 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 3 November 2025.
Use the filters below to find and compare flights from Houston to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 4/12

10:00 a.m.-12:25 a.m.

2 stops13h 25m

Ottawa

Sun 7/12

4:20 p.m.-5:43 p.m.

3 stops26h 23m

C$ 375

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Thu 4/12

10:41 a.m.-12:25 a.m.

1 stop12h 44m

Ottawa

Sun 7/12

4:20 p.m.-5:43 p.m.

3 stops26h 23m

C$ 392

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Wed 4/2

5:45 a.m.-12:35 a.m.

3 stops17h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:45 a.m.-8:42 a.m.

3 stops26h 57m

C$ 399

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Wed 4/2

5:45 a.m.-3:10 p.m.

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:45 a.m.-8:42 a.m.

3 stops26h 57m

C$ 409

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Thu 15/1

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

1 stop9h 51m

Toronto Pearson Intl

Mon 19/1

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

1 stop10h 44m

C$ 452

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Wed 14/1

6:20 p.m.-5:28 p.m.

1 stop22h 08m

Toronto Pearson Intl

Mon 19/1

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

1 stop11h 59m

C$ 490

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Thu 4/12

2:32 p.m.-9:58 p.m.

1 stop6h 26m

Toronto Pearson Intl

Sat 6/12

6:00 a.m.-5:33 p.m.

2 stops12h 33m

C$ 885

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Thu 4/12

10:39 a.m.-11:27 p.m.

2 stops11h 48m

Toronto Pearson Intl

Sat 6/12

6:00 a.m.-5:33 p.m.

2 stops12h 33m

C$ 892

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Mon 1/12

9:05 a.m.-4:18 p.m.

1 stop6h 13m

Toronto Pearson Intl

Sun 7/12

6:10 a.m.-11:45 a.m.

1 stop6h 35m

C$ 898

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Tue 24/3

10:21 a.m.-4:25 p.m.

1 stop5h 04m

Toronto Pearson Intl

Mon 30/3

7:59 a.m.-1:30 p.m.

1 stop6h 31m

C$ 912

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Ontario from

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

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 Region of Ontario?

In general, February is the cheapest month to fly from Houston to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 413. If you are unable to visit Region of Ontario during the month of February, then departing from Houston during the month January is also very affordable. Most momondo users find prices during this month for around C$ 503.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from Houston to Region of Ontario is on a Friday. Travellers who choose to depart for Region of Ontario on a Friday will often find tickets for as low as C$ 702. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around C$ 954.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is at noon. Flights from Houston to Region of Ontario during this time can be as low as C$ 702. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 833 on average. Flights to Region of Ontario from Houston in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Houston to Ontario flight route?

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

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 820 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Houston for as low as C$ 413 on momondo.

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

There are 3 cabin classes available to choose from on Houston to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Region of Ontario flight deals and tips

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

Fastest flight time

3h 06m

Direct flights

Every day

Airports in Region of Ontario

2 airports
The fastest flight from Houston to Region of Ontario takes 3h 06m
Direct flights go from Houston to Region of Ontario every day.
There are 2 airports near Region of Ontario: Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ)
Search flight deals

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

    Prices for flights from Houston to Ontario were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Region of Ontario

Compare and see reviews for airlines that fly from Houston to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 309Free CancellationRating
7.1
10,398 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 354Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Houston to Ontario 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 Ontario that suits you.

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

All flight searches from Houston to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Houston and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Houston and alert you when they change.

An easier way to manage your Region of Ontario 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.
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