Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Houston from $221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Houston departing on 10/30. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 am - 3:17 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 17m1 stop Fort Lauderdale
Multiple Airlines Logo
8:25 am - 12:20 amIAH  Houston George Bush Intcntl-YOW Ottawa
14h 55m2 stops Fort Lauderdale Toronto Pearson Intl
$357Multiple Airlines
Sat, Sep 19 - Thu, Sep 24
Multiple Airlines Logo
7:00 am - 3:17 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 17m1 stop Fort Lauderdale
Multiple Airlines Logo
8:25 am - 12:20 amIAH  Houston George Bush Intcntl-YOW Ottawa
14h 55m2 stops Fort Lauderdale Toronto Pearson Intl
$367Multiple Airlines
Sat, Sep 19 - Fri, Sep 25
Multiple Airlines Logo
7:00 am - 3:17 pmYOW  Ottawa-IAH Houston George Bush Intcntl
9h 17m1 stop Fort Lauderdale
Multiple Airlines Logo
5:53 pm - 7:20 pmIAH  Houston George Bush Intcntl-YOW Ottawa
24h 27m2 stops Phoenix Sky Harbor Intl Calgary
$376Multiple Airlines
Sat, Sep 19 - Tue, Sep 22
Air Canada Logo
8:35 am - 11:07 amYYZ  Toronto Pearson Intl-IAH Houston George Bush Intcntl
3h 32mnonstop
Air Canada Logo
12:00 pm - 4:15 pmIAH  Houston George Bush Intcntl-YYZ Toronto Pearson Intl
3h 15mnonstop
$395Air Canada
Tue, Sep 8 - Tue, Sep 15
Air Canada Logo
1:00 pm - 9:39 pmYYZ  Toronto Pearson Intl-IAH Houston George Bush Intcntl
9h 39m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:50 am - 8:50 pmIAH  Houston George Bush Intcntl-YYZ Toronto Pearson Intl
8h 00m1 stop Montreal Pierre Elliott Trudeau Intl
$396Air Canada
Sat, Oct 31 - Thu, Nov 26
Air Canada Logo
1:00 pm - 9:34 pmYYZ  Toronto Pearson Intl-IAH Houston George Bush Intcntl
9h 34m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:50 am - 9:35 pmIAH  Houston George Bush Intcntl-YYZ Toronto Pearson Intl
8h 45m1 stop Montreal Pierre Elliott Trudeau Intl
$396Air Canada
Thu, Dec 10 - Sun, Dec 13
United Airlines Logo
6:10 am - 8:50 amYYZ  Toronto Pearson Intl-IAH Houston George Bush Intcntl
3h 40mnonstop
United Airlines Logo
10:04 am - 2:24 pmIAH  Houston George Bush Intcntl-YYZ Toronto Pearson Intl
3h 20mnonstop
$420United Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
6:10 am - 8:50 amYYZ  Toronto Pearson Intl-IAH Houston George Bush Intcntl
3h 40mnonstop
United Airlines Logo
10:01 am - 2:17 pmIAH  Houston George Bush Intcntl-YYZ Toronto Pearson Intl
3h 16mnonstop
$420United Airlines
Wed, Sep 23 - Sat, Oct 31
Delta Logo
12:44 pm - 9:21 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAH Houston George Bush Intcntl
9h 37m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:42 am - 11:25 pmIAH  Houston George Bush Intcntl-YUL Montreal Pierre Elliott Trudeau Intl
12h 43m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County
$455Delta
Thu, Sep 24 - Sat, Oct 17
Delta Logo
12:44 pm - 9:21 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAH Houston George Bush Intcntl
9h 37m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:28 pm - 11:25 pmIAH  Houston George Bush Intcntl-YUL Montreal Pierre Elliott Trudeau Intl
6h 57m1 stop Detroit Metropolitan Wayne County
$455Delta
Thu, Sep 24 - Sat, Oct 17

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Our best Air Canada deals on Region of Ontario to Houston George Bush Intcntl Airport flight tickets
Air Canada
Sep 17
YYZ8:35 amToronto Pearson Intl
3h 32m
IAH11:07 amHouston George Bush Intcntl
Sep 19
IAH12:00 pmHouston George Bush Intcntl
3h 15m
YYZ4:15 pmToronto Pearson Intl
$396
Air Canada
Sep 14
YYZ12:05 pmToronto Pearson Intl
8h 47m
2 stops
IAH7:52 pmHouston George Bush Intcntl
Sep 24
IAH7:20 amHouston George Bush Intcntl
3h 10m
YYZ11:30 amToronto Pearson Intl
$398
Air Canada
Sep 14
YYZ12:00 pmToronto Pearson Intl
8h 52m
1 stop
IAH7:52 pmHouston George Bush Intcntl
Sep 22
IAH7:20 amHouston George Bush Intcntl
3h 10m
YYZ11:30 amToronto Pearson Intl
$399

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

Our best Delta deals on Region of Ontario to Houston George Bush Intcntl Airport flight tickets
Delta
Sep 15
YYZ6:10 pmToronto Pearson Intl
4h 55m
1 stop
IAH10:05 pmHouston George Bush Intcntl
Sep 23
IAH2:44 pmHouston George Bush Intcntl
6h 15m
1 stop
YYZ9:59 pmToronto Pearson Intl
$401
Delta
Sep 12
YYZ4:05 pmToronto Pearson Intl
7h 28m
2 stops
IAH10:33 pmHouston George Bush Intcntl
Sep 19
IAH5:30 amHouston George Bush Intcntl
11h 39m
2 stops
YYZ6:09 pmToronto Pearson Intl
$425
Delta
Nov 8
YYZ12:10 pmToronto Pearson Intl
7h 11m
1 stop
IAH6:21 pmHouston George Bush Intcntl
Nov 14
IAH5:39 amHouston George Bush Intcntl
10h 41m
2 stops
YYZ5:20 pmToronto Pearson Intl
$426

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Houston George Bush Intcntl Airport 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 August 8, 2026.
Use the filters below to find and compare flights from Ontario to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sat 9/19

7:00 am-3:17 pm

1 stop9h 17m

Houston George Bush Intcntl

Thu 9/24

8:25 am-12:20 am

2 stops14h 55m

$357

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sat 9/19

7:00 am-3:17 pm

1 stop9h 17m

Houston George Bush Intcntl

Fri 9/25

8:25 am-12:20 am

2 stops14h 55m

$367

OttawaHouston

YOW Ottawa - IAH Houston George Bush Intcntl

YOWIAH

Ottawa

Sat 9/19

7:00 am-3:17 pm

1 stop9h 17m

Houston George Bush Intcntl

Tue 9/22

5:53 pm-7:20 pm

2 stops24h 27m

$376
Quickest round-trip

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Tue 9/8

8:35 am-11:07 am

Nonstop3h 32m

Houston George Bush Intcntl

Tue 9/15

12:00 pm-4:15 pm

Nonstop3h 15m

$395

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Sat 10/31

1:00 pm-9:39 pm

1 stop9h 39m

Houston George Bush Intcntl

Thu 11/26

11:50 am-8:50 pm

1 stop8h 00m

$396

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Thu 12/10

1:00 pm-9:34 pm

1 stop9h 34m

Houston George Bush Intcntl

Sun 12/13

11:50 am-9:35 pm

1 stop8h 45m

$396

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Tue 9/22

6:10 am-8:50 am

Nonstop3h 40m

Houston George Bush Intcntl

Tue 9/29

10:04 am-2:24 pm

Nonstop3h 20m

$420

TorontoHouston

YYZ Toronto Pearson Intl - IAH Houston George Bush Intcntl

YYZIAH

Toronto Pearson Intl

Wed 9/23

6:10 am-8:50 am

Nonstop3h 40m

Houston George Bush Intcntl

Sat 10/31

10:01 am-2:17 pm

Nonstop3h 16m

$420

MontrealHouston

YUL Montreal Pierre Elliott Trudeau Intl - IAH Houston George Bush Intcntl

YULIAH

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

12:44 pm-9:21 pm

1 stop9h 37m

Houston George Bush Intcntl

Sat 10/17

9:42 am-11:25 pm

2 stops12h 43m

$455

MontrealHouston

YUL Montreal Pierre Elliott Trudeau Intl - IAH Houston George Bush Intcntl

YULIAH

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

12:44 pm-9:21 pm

1 stop9h 37m

Houston George Bush Intcntl

Sat 10/17

3:28 pm-11:25 pm

1 stop6h 57m

$455

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

How to get the cheapest flight ticket from Region of Ontario to Houston George Bush Intcntl Airport

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 Houston George Bush Intcntl Airport?

The month of November is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Region of Ontario, with most prices found around $516. If you are unable to visit Houston George Bush Intcntl Airport during the month of November, then departing from Region of Ontario during the month October is also very affordable. Most momondo users find prices during this month for around $519.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Region of Ontario to Houston George Bush Intcntl Airport is on a Saturday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Saturday will often find tickets for as low as $545. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Wednesday is $582.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Region of Ontario to Houston George Bush Intcntl Airport flights are usually those with departure times in the morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $560. Try not to purchase tickets at noon because they tend to be around $659. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to Houston George Bush Intcntl flight route?

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

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

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $547 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Region of Ontario for as low as $480 on momondo.

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

There are 4 cabin classes available to choose from on Region of Ontario to Houston George Bush Intcntl Airport 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 Region of Ontario to Houston George Bush Intcntl Airport flights?

You could potentially save up to 14% on your flight if you consider stops on a Region of Ontario to Houston George Bush Intcntl Airport flight.

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

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

Best Price Found

$286

Fastest flight time

3h 34m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Region of Ontario in the past 72 hours is $286. The best round-trip flight deal from Region of Ontario to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $474.
The fastest flight from Region of Ontario to Houston George Bush Intcntl Airport takes 3h 34m
Direct flights go from Region of Ontario to Houston George Bush Intcntl Airport every day.
Search flight deals

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

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

    Prices for flights from Ontario to Houston George Bush Intcntl Airport were last updated today.

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

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

    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 Ontario to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The required travel and health documents for your Houston George Bush Intcntl Airport 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 Houston George Bush Intcntl Airport. 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 Region of Ontario to Houston George Bush Intcntl Airport?

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

Compare and see reviews for airlines that fly from Region of Ontario to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $396Free CancellationRating
7.4
10,086 reviews
Search United Airlines flights
Air CanadaPriceFrom $404Free CancellationRating
7.1
11,452 reviews
Search Air Canada flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Humble
Conroe
Montgomery
Spring
Cypress
Jersey Village
Livingston
Tomball

Why use momondo?

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

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 Houston from Ontario.

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

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

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

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

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

An easier way to manage your Houston George Bush Intcntl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 9/7
Mon 9/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Houston