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

American Airlines, WestJet, and Delta are the most popular carriers operating from Houston to Ontario

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

As of April 2026, 93 flights take off from Houston and land in Region of Ontario each week. The most common flight departure day for this route is Fri, with 17% of weekly flights taking off on this day.

What airlines fly to Region of Ontario?

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to Region of Ontario from Houston according to our data. Air Canada is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 5 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

As of April 2026, there are 13 flights per day flying from Houston to Region of Ontario. The most common time of day flights depart is 10:00AM, with 73% of flights 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 5 operators available for flights from Houston to Ontario as of April 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Ontario.

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

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

$153 Cheap Flights from Houston to Ontario in 2026

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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.

8:29 am - 8:55 pm

IAH

YYZ

11h 26m

1 stop

4:50 pm - 8:50 am

YYZ

IAH

17h 00m

1 stop

$280Multiple Airlines

Thu, May 7 - Wed, May 13

8:29 am - 8:55 pm

IAH

YYZ

11h 26m

1 stop

10:50 am - 12:33 pm

YYZ

IAH

26h 43m

2 stops

$283Multiple Airlines

Thu, May 28 - Mon, Jun 1

1:28 pm - 1:05 am

IAH

YYZ

34h 37m

2 stops

7:45 am - 8:55 am

YYZ

IAH

26h 10m

1 stop

$285Multiple Airlines

Tue, May 5 - Tue, May 12

1:28 pm - 5:10 am

IAH

YYZ

14h 42m

2 stops

7:45 am - 8:55 am

YYZ

IAH

26h 10m

1 stop

$287Multiple Airlines

Wed, May 6 - Tue, May 12

6:30 am - 5:15 pm

IAH

YHM

9h 45m

1 stop

6:10 pm - 1:55 pm

YHM

IAH

20h 45m

1 stop

$454WestJet

Mon, May 4 - Sat, May 9

6:30 am - 5:15 pm

IAH

YHM

9h 45m

1 stop

6:10 pm - 1:55 pm

YHM

IAH

20h 45m

1 stop

$476WestJet

Tue, Jun 16 - Thu, Jun 18

6:30 am - 5:15 pm

IAH

YHM

9h 45m

1 stop

6:10 pm - 1:55 pm

YHM

IAH

20h 45m

1 stop

$480WestJet

Sat, Jun 20 - Tue, Jun 23

6:00 am - 12:20 am

HOU

YOW

17h 20m

2 stops

6:55 am - 10:26 pm

YOW

HOU

16h 31m

2 stops

$866Delta

Thu, May 7 - Tue, May 12

6:00 am - 12:20 am

HOU

YOW

17h 20m

2 stops

6:55 am - 10:26 pm

YOW

HOU

16h 31m

2 stops

$871Delta

Thu, May 21 - Wed, May 27

6:00 am - 12:20 am

HOU

YOW

17h 20m

2 stops

6:55 am - 10:26 pm

YOW

HOU

16h 31m

2 stops

$880Delta

Thu, May 7 - Thu, May 14

Delta flights from Houston to Region of Ontario

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

Delta

Sep 13

HOU6:00 amHouston Hobby

5h 15m

1 stop

YYZ12:15 pmToronto Pearson Intl

Sep 16

YYZ11:30 amToronto Pearson Intl

5h 53m

1 stop

HOU4:23 pmHouston Hobby

$597

Delta

Apr 30

HOU6:00 amHouston Hobby

11h 09m

2 stops

YYZ6:09 pmToronto Pearson Intl

May 7

YYZ7:45 amToronto Pearson Intl

5h 26m

1 stop

HOU12:11 pmHouston Hobby

$635

Delta

Apr 30

HOU6:00 amHouston Hobby

11h 09m

2 stops

YYZ6:09 pmToronto Pearson Intl

May 7

YYZ10:00 amToronto Pearson Intl

13h 26m

2 stops

HOU10:26 pmHouston Hobby

$640

American Airlines flights from Houston to Region of Ontario

Our best American Airlines deals on Houston to Region of Ontario flight tickets

American Airlines

May 9

HOU4:19 pmHouston Hobby

5h 36m

1 stop

YYZ10:55 pmToronto Pearson Intl

May 16

YYZ6:45 amToronto Pearson Intl

6h 27m

1 stop

HOU12:12 pmHouston Hobby

$625

American Airlines

Apr 28

HOU9:57 amHouston Hobby

6h 22m

1 stop

YYZ5:19 pmToronto Pearson Intl

May 3

YYZ6:45 amToronto Pearson Intl

6h 27m

1 stop

HOU12:12 pmHouston Hobby

$647

American Airlines

Sep 17

HOU8:22 pmHouston Hobby

17h 22m

1 stop

YUL2:44 pmMontreal Pierre Elliott Trudeau Intl

Sep 21

YUL3:45 pmMontreal Pierre Elliott Trudeau Intl

9h 08m

1 stop

HOU11:53 pmHouston Hobby

$671

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Thu 5/7

8:29 am-8:55 pm

1 stop11h 26m

Toronto Pearson Intl

Wed 5/13

4:50 pm-8:50 am

1 stop17h 00m

$280

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Thu 5/28

8:29 am-8:55 pm

1 stop11h 26m

Toronto Pearson Intl

Mon 6/1

10:50 am-12:33 pm

2 stops26h 43m

$283

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Tue 5/5

1:28 pm-1:05 am

2 stops34h 37m

Toronto Pearson Intl

Tue 5/12

7:45 am-8:55 am

1 stop26h 10m

$285

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Wed 5/6

1:28 pm-5:10 am

2 stops14h 42m

Toronto Pearson Intl

Tue 5/12

7:45 am-8:55 am

1 stop26h 10m

$287

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Mon 5/4

6:30 am-5:15 pm

1 stop9h 45m

Hamilton

Sat 5/9

6:10 pm-1:55 pm

1 stop20h 45m

$454

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Tue 6/16

6:30 am-5:15 pm

1 stop9h 45m

Hamilton

Thu 6/18

6:10 pm-1:55 pm

1 stop20h 45m

$476

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Sat 6/20

6:30 am-5:15 pm

1 stop9h 45m

Hamilton

Tue 6/23

6:10 pm-1:55 pm

1 stop20h 45m

$480

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 5/7

6:00 am-12:20 am

2 stops17h 20m

Ottawa

Tue 5/12

6:55 am-10:26 pm

2 stops16h 31m

$866

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 5/21

6:00 am-12:20 am

2 stops17h 20m

Ottawa

Wed 5/27

6:55 am-10:26 pm

2 stops16h 31m

$871

HoustonOttawa

HOU - YOW

HOUYOW

Houston Hobby

Thu 5/7

6:00 am-12:20 am

2 stops17h 20m

Ottawa

Thu 5/14

6:55 am-10:26 pm

2 stops16h 31m

$880

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?

The month of September is, on average, the cheapest month to fly to Region of Ontario from Houston, with most prices found around $565. If you aren’t able to travel during the month of September, then book flights to Region of Ontario from Houston during March instead. Flights to Region of Ontario in March, while not as cheap as those in September, still average around $569.

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

According to our data, the cheapest time of day to fly to Region of Ontario is in the afternoon. momondo users have found flights departing from Houston to Region of Ontario in the afternoon for as low as $690. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,499.

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 $624 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 $266 on momondo.

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

There are 4 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 09m
Direct flights	Every day
Airports in Region of Ontario	123 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 123 airports in Region of Ontario. From Houston there are direct flights to Toronto Pearson Intl (YYZ).

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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 5 operators available for flights from Houston to Ontario as of April 2026.
How old do you have to be to fly from Houston to Ontario?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario 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 Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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
Delta	PriceFrom $118	Free Cancellation	Rating 7.9 8,406 reviews	Search Delta flights
WestJet	PriceFrom $236	Free Cancellation	Rating 7.2 3,320 reviews	Search WestJet flights
Air Canada	PriceFrom $263	Free Cancellation	Rating 7.1 10,916 reviews	Search Air Canada flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 9,579 reviews	Search United Airlines flights
American Airlines	PriceFrom $315	Free Cancellation	Rating 7.1 11,567 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Houston.

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

Flights from Houston to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Houston to Ontario 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 Houston to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Houston to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.