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Cheap flights from Houston to Ontario from C$ 135

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 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.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:46 a.m. - 4:22 p.m.
IAH
-
YUL
9h 36m1 stop
Multiple Airlines Logo
11:25 a.m. - 11:29 a.m.
YUL
-
IAH
25h 04m2 stops
C$ 346Multiple Airlines
Tue, 10 Feb - Fri, 13 Feb
Multiple Airlines Logo
6:20 p.m. - 7:05 a.m.
IAH
-
YUL
11h 45m1 stop
Multiple Airlines Logo
8:00 a.m. - 8:23 p.m.
YUL
-
IAH
13h 23m1 stop
C$ 355Multiple Airlines
Fri, 9 Jan - Mon, 12 Jan
Multiple Airlines Logo
6:20 p.m. - 7:05 a.m.
IAH
-
YUL
11h 45m1 stop
Multiple Airlines Logo
8:00 a.m. - 8:40 a.m.
YUL
-
IAH
25h 40m1 stop
C$ 360Multiple Airlines
Mon, 19 Jan - Mon, 9 Feb
Multiple Airlines Logo
8:16 p.m. - 12:43 a.m.
IAH
-
YUL
27h 27m2 stops
Multiple Airlines Logo
8:00 a.m. - 1:10 p.m.
YUL
-
IAH
30h 10m1 stop
C$ 361Multiple Airlines
Thu, 15 Jan - Wed, 21 Jan
WestJet Logo
8:00 a.m. - 6:52 p.m.
IAH
-
YYZ
9h 52m1 stop
WestJet Logo
9:00 a.m. - 10:40 p.m.
YYZ
-
IAH
14h 40m2 stops
C$ 382WestJet
Mon, 4 May - Fri, 8 May
WestJet Logo
8:00 a.m. - 6:52 p.m.
IAH
-
YYZ
9h 52m1 stop
WestJet Logo
1:30 p.m. - 10:40 p.m.
YYZ
-
IAH
10h 10m1 stop
C$ 383WestJet
Sun, 24 May - Sat, 30 May
American Airlines Logo
9:04 a.m. - 4:19 p.m.
HOU
-
YYZ
6h 15m1 stop
American Airlines Logo
6:14 a.m. - 12:09 p.m.
YYZ
-
HOU
6h 55m1 stop
C$ 780American Airlines
Thu, 15 Jan - Wed, 21 Jan
American Airlines Logo
9:04 a.m. - 4:19 p.m.
HOU
-
YYZ
6h 15m1 stop
American Airlines Logo
6:14 a.m. - 12:09 p.m.
YYZ
-
HOU
6h 55m1 stop
C$ 792American Airlines
Fri, 16 Jan - Wed, 21 Jan
Delta Logo
5:45 a.m. - 5:53 p.m.
HOU
-
YYZ
11h 08m2 stops
Delta Logo
7:50 a.m. - 10:33 p.m.
YYZ
-
HOU
15h 43m2 stops
C$ 812Delta
Thu, 15 Jan - Tue, 20 Jan
Delta Logo
5:45 a.m. - 5:53 p.m.
HOU
-
YYZ
11h 08m2 stops
Delta Logo
7:50 a.m. - 10:33 p.m.
YYZ
-
HOU
15h 43m2 stops
C$ 847Delta
Fri, 16 Jan - Tue, 20 Jan

WestJet flights from Houston to Region of Ontario

Our best WestJet deals on Houston to Region of Ontario flight tickets
WestJet
4 May
IAH8:00 a.m.Houston George Bush Intcntl
9h 52m
1 stop
YYZ6:52 p.m.Toronto Pearson Intl
8 May
YYZ9:00 a.m.Toronto Pearson Intl
14h 40m
2 stops
IAH10:40 p.m.Houston George Bush Intcntl
C$ 382
Find similar
WestJet
24 May
IAH8:00 a.m.Houston George Bush Intcntl
9h 52m
1 stop
YYZ6:52 p.m.Toronto Pearson Intl
30 May
YYZ1:30 p.m.Toronto Pearson Intl
10h 10m
1 stop
IAH10:40 p.m.Houston George Bush Intcntl
C$ 383
Find similar
WestJet
5 May
IAH3:00 p.m.Houston George Bush Intcntl
13h 50m
2 stops
YYZ5:50 a.m.Toronto Pearson Intl
12 May
YYZ9:00 a.m.Toronto Pearson Intl
14h 40m
2 stops
IAH10:40 p.m.Houston George Bush Intcntl
C$ 390
Find similar

American Airlines flights from Houston to Region of Ontario

Our best American Airlines deals on Houston to Region of Ontario flight tickets
American Airlines
15 Jan
HOU9:04 a.m.Houston Hobby
6h 15m
1 stop
YYZ4:19 p.m.Toronto Pearson Intl
21 Jan
YYZ6:14 a.m.Toronto Pearson Intl
6h 55m
1 stop
HOU12:09 p.m.Houston Hobby
C$ 780
Find similar
American Airlines
16 Jan
HOU9:04 a.m.Houston Hobby
6h 15m
1 stop
YYZ4:19 p.m.Toronto Pearson Intl
21 Jan
YYZ6:14 a.m.Toronto Pearson Intl
6h 55m
1 stop
HOU12:09 p.m.Houston Hobby
C$ 792
Find similar
American Airlines
30 Jan
HOU9:04 a.m.Houston Hobby
6h 15m
1 stop
YYZ4:19 p.m.Toronto Pearson Intl
6 Feb
YYZ5:14 p.m.Toronto Pearson Intl
6h 32m
1 stop
HOU10:46 p.m.Houston Hobby
C$ 794
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 18 December 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

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Tue 10/2

5:46 a.m.-4:22 p.m.

1 stop9h 36m

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

11:25 a.m.-11:29 a.m.

2 stops25h 04m

C$ 346

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Fri 9/1

6:20 p.m.-7:05 a.m.

1 stop11h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

8:00 a.m.-8:23 p.m.

1 stop13h 23m

C$ 355

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Mon 19/1

6:20 p.m.-7:05 a.m.

1 stop11h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

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

1 stop25h 40m

C$ 360

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Thu 15/1

8:16 p.m.-12:43 a.m.

2 stops27h 27m

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

8:00 a.m.-1:10 p.m.

1 stop30h 10m

C$ 361

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Mon 4/5

8:00 a.m.-6:52 p.m.

1 stop9h 52m

Toronto Pearson Intl

Fri 8/5

9:00 a.m.-10:40 p.m.

2 stops14h 40m

C$ 382

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Sun 24/5

8:00 a.m.-6:52 p.m.

1 stop9h 52m

Toronto Pearson Intl

Sat 30/5

1:30 p.m.-10:40 p.m.

1 stop10h 10m

C$ 383

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Thu 15/1

9:04 a.m.-4:19 p.m.

1 stop6h 15m

Toronto Pearson Intl

Wed 21/1

6:14 a.m.-12:09 p.m.

1 stop6h 55m

C$ 780

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Fri 16/1

9:04 a.m.-4:19 p.m.

1 stop6h 15m

Toronto Pearson Intl

Wed 21/1

6:14 a.m.-12:09 p.m.

1 stop6h 55m

C$ 792

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Thu 15/1

5:45 a.m.-5:53 p.m.

2 stops11h 08m

Toronto Pearson Intl

Tue 20/1

7:50 a.m.-10:33 p.m.

2 stops15h 43m

C$ 812

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Fri 16/1

5:45 a.m.-5:53 p.m.

2 stops11h 08m

Toronto Pearson Intl

Tue 20/1

7:50 a.m.-10:33 p.m.

2 stops15h 43m

C$ 847

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 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$ 406. If you are unable to visit Region of Ontario during the month of February, then departing from Houston during the month April is also very affordable. Most momondo users find prices during this month for around C$ 762.

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$ 690. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around C$ 938.

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$ 690. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 818 on average. Flights to Region of Ontario from Houston in the morning 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$ 809 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$ 406 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 08m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The fastest flight from Houston to Region of Ontario takes 3h 08m
Direct flights go from Houston to Region of Ontario every day.
There are 123 airports in Region of Ontario. From Houston there are direct flights to 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
United AirlinesPriceFrom C$ 348Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 369Free CancellationRating
7.1
10,534 reviews
Search Air Canada 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

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