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

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

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

92 flights are operational weekly from Houston to Region of Ontario as of May 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.

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

13 flights are operational daily from Houston to Region of Ontario as of May 2026. The most popular departure time for this route is 12:00p.m., with 40% of flights per day taking off at noon.

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?

There are 2 operators available for flights from Houston to Ontario as of May 2026.

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.

C$ 274 Cheap Flights from Houston to Ontario in 2026

1 adult

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Find the cheapest flights from Houston to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:58 p.m. - 1:05 p.m.

IAH

YTZ

14h 07m

1 stop

8:50 a.m. - 8:52 p.m.

YTZ

IAH

13h 02m

1 stop

C$ 496Multiple Airlines

Tue, 23 Jun - Tue, 30 Jun

8:20 a.m. - 2:05 p.m.

IAH

YYZ

28h 45m

1 stop

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

YYZ

IAH

9h 21m

1 stop

C$ 507Multiple Airlines

Fri, 14 Aug - Tue, 18 Aug

5:17 p.m. - 11:58 p.m.

HOU

YYZ

5h 41m

1 stop

7:45 a.m. - 12:10 p.m.

YYZ

HOU

5h 25m

1 stop

C$ 724KLM

Tue, 21 Jul - Tue, 28 Jul

7:00 a.m. - 6:54 p.m.

IAH

YUL

10h 54m

1 stop

9:30 a.m. - 9:44 p.m.

YUL

IAH

13h 14m

1 stop

C$ 744Delta

Wed, 19 Aug - Thu, 27 Aug

10:09 a.m. - 5:19 p.m.

HOU

YYZ

6h 10m

1 stop

7:45 a.m. - 4:22 p.m.

YYZ

HOU

9h 37m

1 stop

C$ 747KLM

Sun, 28 Jun - Tue, 7 Jul

6:35 p.m. - 8:39 a.m.

IAH

YUL

13h 04m

1 stop

7:44 p.m. - 9:49 a.m.

YUL

IAH

15h 05m

1 stop

C$ 783Delta

Thu, 20 Aug - Tue, 25 Aug

6:07 a.m. - 4:53 p.m.

IAH

YUL

9h 46m

1 stop

12:30 p.m. - 11:58 p.m.

YUL

IAH

12h 28m

1 stop

C$ 784American Airlines

Wed, 26 Aug - Mon, 31 Aug

5:14 p.m. - 10:25 a.m.

HOU

YYZ

16h 11m

1 stop

11:40 a.m. - 4:23 p.m.

YYZ

HOU

5h 43m

1 stop

C$ 784WestJet

Thu, 9 Jul - Wed, 15 Jul

6:13 a.m. - 4:50 p.m.

IAH

YUL

9h 37m

1 stop

12:30 p.m. - 11:58 p.m.

YUL

IAH

12h 28m

1 stop

C$ 787American Airlines

Tue, 4 Aug - Wed, 12 Aug

5:20 p.m. - 11:57 p.m.

HOU

YYZ

5h 37m

1 stop

7:45 a.m. - 12:16 p.m.

YYZ

HOU

5h 31m

1 stop

C$ 814WestJet

Wed, 12 Aug - Tue, 18 Aug

Delta flights from Houston to Region of Ontario

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

Delta

19 Aug

IAH7:00 a.m.Houston George Bush Intcntl

10h 54m

1 stop

YUL6:54 p.m.Montreal Pierre Elliott Trudeau Intl

28 Aug

YUL7:44 p.m.Montreal Pierre Elliott Trudeau Intl

16h 31m

1 stop

IAH11:15 a.m.Houston George Bush Intcntl

C$ 744

Delta

20 Aug

IAH6:35 p.m.Houston George Bush Intcntl

13h 04m

1 stop

YUL8:39 a.m.Montreal Pierre Elliott Trudeau Intl

24 Aug

YUL9:30 a.m.Montreal Pierre Elliott Trudeau Intl

13h 14m

1 stop

IAH9:44 p.m.Houston George Bush Intcntl

C$ 782

Delta

27 Jun

IAH4:00 p.m.Houston George Bush Intcntl

15h 39m

1 stop

YUL8:39 a.m.Montreal Pierre Elliott Trudeau Intl

1 Sep

YUL9:30 a.m.Montreal Pierre Elliott Trudeau Intl

13h 14m

1 stop

IAH9:44 p.m.Houston George Bush Intcntl

C$ 785

WestJet flights from Houston to Region of Ontario

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

WestJet

9 Jul

HOU5:14 p.m.Houston Hobby

16h 11m

1 stop

YYZ10:25 a.m.Toronto Pearson Intl

15 Jul

YYZ11:40 a.m.Toronto Pearson Intl

5h 43m

1 stop

HOU4:23 p.m.Houston Hobby

C$ 784

WestJet

12 Aug

HOU5:20 p.m.Houston Hobby

5h 37m

1 stop

YYZ11:57 p.m.Toronto Pearson Intl

18 Aug

YYZ7:45 a.m.Toronto Pearson Intl

5h 31m

1 stop

HOU12:16 p.m.Houston Hobby

C$ 814

WestJet

14 Oct

HOU6:00 a.m.Houston Hobby

14h 58m

1 stop

YYZ9:58 p.m.Toronto Pearson Intl

21 Oct

YYZ11:30 a.m.Toronto Pearson Intl

6h 00m

1 stop

HOU4:30 p.m.Houston Hobby

C$ 817

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Tue 23/6

9:58 p.m.-1:05 p.m.

1 stop14h 07m

Toronto Island

Tue 30/6

8:50 a.m.-8:52 p.m.

1 stop13h 02m

C$ 496

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Fri 14/8

8:20 a.m.-2:05 p.m.

1 stop28h 45m

Toronto Pearson Intl

Tue 18/8

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

1 stop9h 21m

C$ 507

Quickest round-trip

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Tue 21/7

5:17 p.m.-11:58 p.m.

1 stop5h 41m

Toronto Pearson Intl

Tue 28/7

7:45 a.m.-12:10 p.m.

1 stop5h 25m

C$ 724

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Wed 19/8

7:00 a.m.-6:54 p.m.

1 stop10h 54m

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

9:30 a.m.-9:44 p.m.

1 stop13h 14m

C$ 744

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Sun 28/6

10:09 a.m.-5:19 p.m.

1 stop6h 10m

Toronto Pearson Intl

Tue 7/7

7:45 a.m.-4:22 p.m.

1 stop9h 37m

C$ 747

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Thu 20/8

6:35 p.m.-8:39 a.m.

1 stop13h 04m

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

7:44 p.m.-9:49 a.m.

1 stop15h 05m

C$ 782

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Wed 26/8

6:07 a.m.-4:53 p.m.

1 stop9h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

12:30 p.m.-11:58 p.m.

1 stop12h 28m

C$ 784

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Thu 9/7

5:14 p.m.-10:25 a.m.

1 stop16h 11m

Toronto Pearson Intl

Wed 15/7

11:40 a.m.-4:23 p.m.

1 stop5h 43m

C$ 784

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Tue 4/8

6:13 a.m.-4:50 p.m.

1 stop9h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 12/8

12:30 p.m.-11:58 p.m.

1 stop12h 28m

C$ 787

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Wed 12/8

5:20 p.m.-11:57 p.m.

1 stop5h 37m

Toronto Pearson Intl

Tue 18/8

7:45 a.m.-12:16 p.m.

1 stop5h 31m

C$ 814

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 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

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

In general, November 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$ 105. If you are unable to visit Region of Ontario during the month of November, then departing from Houston during the month June is also very affordable. Most momondo users find prices during this month for around C$ 234.

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$ 692. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 879 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 from Houston to 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$ 857 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$ 368 on momondo.

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

There are 2 cabin classes available to choose from on Houston to Region of 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 09m
Direct flights	Every day
Airports in Region of Ontario	125 airports

The fastest flight from Houston to Region of Ontario takes 3h 09m

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

There are 125 airports in Region of Ontario. From Houston there are direct flights to Toronto Pearson Intl (YYZ).

Search flight deals

Frequently asked questions about flying from Houston to Ontario

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?
There are 2 operators available for flights from Houston to Ontario as of May 2026.
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 Canada	PriceFrom C$ 321	Free Cancellation	Rating 7.1 11,095 reviews		Search Air Canada flights
United Airlines	PriceFrom C$ 362	Free Cancellation	Rating 7.4 9,751 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.