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Cheap flights from Houston George Bush Intcntl Airport to Ontario from $146

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 George Bush Intcntl Airport to Ontario departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Houston George Bush Intcntl Airport to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:35 am - 5:09 pm
IAH
-
YYZ
31h 34m
2 stops
Multiple Airlines Logo
1:30 pm - 3:24 pm
YYZ
-
IAH
26h 54m
1 stop
$303Multiple Airlines
Sun, Aug 23 - Mon, Aug 31
Multiple Airlines Logo
8:35 am - 5:09 pm
IAH
-
YYZ
31h 34m
2 stops
Multiple Airlines Logo
1:30 pm - 3:24 pm
YYZ
-
IAH
26h 54m
1 stop
$306Multiple Airlines
Sun, Aug 23 - Mon, Aug 31
Multiple Airlines Logo
8:16 am - 5:09 pm
IAH
-
YYZ
31h 53m
2 stops
Multiple Airlines Logo
6:30 am - 3:24 pm
YYZ
-
IAH
9h 54m
1 stop
$325Multiple Airlines
Sun, Aug 9 - Tue, Aug 18
WestJet Logo
6:30 am - 7:50 pm
IAH
-
YKF
12h 20m
1 stop
WestJet Logo
8:40 pm - 1:55 pm
YKF
-
IAH
18h 15m
1 stop
$535WestJet
Fri, Oct 2 - Mon, Oct 5
WestJet Logo
6:30 am - 12:40 am
IAH
-
YOW
17h 10m
1 stop
WestJet Logo
12:25 pm - 10:40 pm
YOW
-
IAH
11h 15m
2 stops
$551WestJet
Sun, Aug 23 - Thu, Sep 3
WestJet Logo
6:30 am - 12:40 am
IAH
-
YOW
17h 10m
1 stop
WestJet Logo
1:20 pm - 10:40 pm
YOW
-
IAH
10h 20m
1 stop
$553WestJet
Sun, Aug 23 - Thu, Sep 3
Air Canada Logo
6:45 am - 2:50 pm
IAH
-
YXU
7h 05m
1 stop
Air Canada Logo
3:30 pm - 9:52 pm
YXU
-
IAH
7h 22m
1 stop
$795Air Canada
Mon, Sep 7 - Tue, Sep 8
Air Canada Logo
10:00 am - 9:40 pm
IAH
-
YXU
10h 40m
2 stops
Air Canada Logo
3:30 pm - 9:52 pm
YXU
-
IAH
7h 22m
1 stop
$803Air Canada
Mon, Sep 7 - Tue, Sep 8
Air Canada Logo
6:45 am - 2:50 pm
IAH
-
YXU
7h 05m
1 stop
Air Canada Logo
3:30 pm - 9:52 pm
YXU
-
IAH
7h 22m
1 stop
$805Air Canada
Mon, Sep 7 - Tue, Sep 8
Air Canada Logo
10:00 am - 9:40 pm
IAH
-
YXU
10h 40m
2 stops
Air Canada Logo
10:05 am - 7:52 pm
YXU
-
IAH
10h 47m
2 stops
$812Air Canada
Mon, Sep 7 - Tue, Sep 8

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Frontier flights from Houston George Bush Intcntl Airport to Region of Ontario

Our best Frontier deals on Houston George Bush Intcntl Airport to Region of Ontario flight tickets
Frontier
Jul 9
IAH8:20 amHouston George Bush Intcntl
14h 38m
2 stops
YYZ11:58 pmToronto Pearson Intl
Jul 15
YYZ6:00 amToronto Pearson Intl
13h 25m
2 stops
IAH6:25 pmHouston George Bush Intcntl
$512
Frontier
Jul 11
IAH8:20 amHouston George Bush Intcntl
13h 42m
2 stops
YYZ11:02 pmToronto Pearson Intl
Jul 17
YYZ6:10 amToronto Pearson Intl
3h 42m
IAH8:52 amHouston George Bush Intcntl
$551

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

Our best Air Canada deals on Houston George Bush Intcntl Airport to Region of Ontario flight tickets
Air Canada
Jul 9
IAH10:00 amHouston George Bush Intcntl
7h 05m
1 stop
YYZ6:05 pmToronto Pearson Intl
Jul 10
YYZ8:20 amToronto Pearson Intl
3h 30m
IAH10:50 amHouston George Bush Intcntl
$560
Air Canada
Jul 23
IAH10:00 amHouston George Bush Intcntl
4h 00m
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
Jul 30
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
6h 56m
1 stop
IAH10:06 pmHouston George Bush Intcntl
$611
Air Canada
Jul 9
IAH10:00 amHouston George Bush Intcntl
6h 51m
1 stop
YTZ5:51 pmToronto Island
Jul 10
YTZ9:30 amToronto Island
11h 08m
1 stop
IAH7:38 pmHouston George Bush Intcntl
$614

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 832,500 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Sun 8/23

8:35 am-5:09 pm

2 stops31h 34m

Toronto Pearson Intl

Mon 8/31

1:30 pm-3:24 pm

1 stop26h 54m

$303

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Sun 8/23

8:35 am-5:09 pm

2 stops31h 34m

Toronto Pearson Intl

Mon 8/31

1:30 pm-3:24 pm

1 stop26h 54m

$306

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Sun 8/9

8:16 am-5:09 pm

2 stops31h 53m

Toronto Pearson Intl

Tue 8/18

6:30 am-3:24 pm

1 stop9h 54m

$325

HoustonToronto

IAH - YKF

IAHYKF

Houston George Bush Intcntl

Fri 10/2

6:30 am-7:50 pm

1 stop12h 20m

Toronto Region of Waterloo Intl

Mon 10/5

8:40 pm-1:55 pm

1 stop18h 15m

$535

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 8/23

6:30 am-12:40 am

1 stop17h 10m

Ottawa

Thu 9/3

12:25 pm-10:40 pm

2 stops11h 15m

$551

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Sun 8/23

6:30 am-12:40 am

1 stop17h 10m

Ottawa

Thu 9/3

1:20 pm-10:40 pm

1 stop10h 20m

$553
Quickest round-trip

HoustonLondon

IAH - YXU

IAHYXU

Houston George Bush Intcntl

Mon 9/7

6:45 am-2:50 pm

1 stop7h 05m

London

Tue 9/8

3:30 pm-9:52 pm

1 stop7h 22m

$795

HoustonLondon

IAH - YXU

IAHYXU

Houston George Bush Intcntl

Mon 9/7

10:00 am-9:40 pm

2 stops10h 40m

London

Tue 9/8

3:30 pm-9:52 pm

1 stop7h 22m

$803

HoustonLondon

IAH - YXU

IAHYXU

Houston George Bush Intcntl

Mon 9/7

6:45 am-2:50 pm

1 stop7h 05m

London

Tue 9/8

3:30 pm-9:52 pm

1 stop7h 22m

$805

HoustonLondon

IAH - YXU

IAHYXU

Houston George Bush Intcntl

Mon 9/7

10:00 am-9:40 pm

2 stops10h 40m

London

Tue 9/8

10:05 am-7:52 pm

2 stops10h 47m

$812

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 George Bush Intcntl Airport 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?

The month of November is, on average, the cheapest month to fly to Region of Ontario from Houston George Bush Intcntl Airport, with most prices found around $76. If you aren’t able to travel during the month of November, then book flights to Region of Ontario from Houston George Bush Intcntl Airport during June instead. Flights to Region of Ontario in June, while not as cheap as those in November, still average around $169.

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

According to our data, Saturday is the cheapest day to fly to Region of Ontario from Houston George Bush Intcntl Airport. The lowest ticket price found for a Saturday departure recently was $834. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Houston George Bush Intcntl Airport to Region of Ontario on a Wednesday will generally be more expensive and average around $891. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 George Bush Intcntl Airport to Region of Ontario in the afternoon for as low as $719. 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 George Bush Intcntl to Ontario flight route?

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

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

You are more likely to see cheaper flights to Region of Ontario from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $662 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 George Bush Intcntl Airport for as low as $502 on momondo.

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

There are 4 cabin classes available to choose from on Houston George Bush Intcntl Airport 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.

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

No. A direct flight is the cheapest option for a flight between Houston George Bush Intcntl Airport to Region of Ontario.

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

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

Best Price Found

$338

Fastest flight time

3h 08m

Direct flights

Every day

Airports in Region of Ontario

125 airports
The best one-way flight to Region of Ontario from Houston George Bush Intcntl Airport in the past 72 hours is $338. The best round-trip flight deal from Houston George Bush Intcntl Airport to Region of Ontario found on momondo in the last 72 hours is $626.
The fastest flight from Houston George Bush Intcntl Airport to Region of Ontario takes 3h 08m
Direct flights go from Houston George Bush Intcntl Airport to Region of Ontario every day.
There are 125 airports in Region of Ontario. From Houston George Bush Intcntl Airport there are direct flights to Toronto Pearson Intl (YYZ).
Search flight deals

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

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Ontario.

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

    The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $236Free CancellationRating
7.2
3,385 reviews
Search WestJet flights
Air CanadaPriceFrom $266Free CancellationRating
7.1
11,269 reviews
Search Air Canada flights
DeltaPriceFrom $288Free CancellationRating
7.8
8,455 reviews
Search Delta flights
United AirlinesPriceFrom $291Free CancellationRating
7.4
9,901 reviews
Search United Airlines flights
American AirlinesPriceFrom $384Free CancellationRating
7.1
11,779 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?

Yes momondo offers price alerts on flights to Ontario from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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