How does KAYAK find such low prices on flights from Ontario to Houston?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Houston. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Houston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Houston?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Houston?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$143 CHEAP FLIGHTS from Ontario to Houston

KAYAK searches hundreds of travel sites at once for deals on flights to Houston

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

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Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$300

Overall average: $553

Multiple Airlines

Wed 1/21Fri 1/23

YYZ - IAH • 1 stop

Cheapest non-stop

$406

Typical prices: $476-$687

United Airlines

Thu 1/29Thu 2/5

YYZ - IAH • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Houston!

Flight Deals

Cheap Flights from Ontario to Houston

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Houston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to Houston

Wed, Jan 21 - Fri, Jan 23

3:40 pm - 8:40 am

YYZ

IAH

18h 00m

1 stop

8:19 pm - 2:20 pm

IAH

YYZ

17h 01m

1 stop

$300Multiple Airlines

Mon, Feb 9 - Sat, Feb 14

3:40 pm - 8:40 am

YYZ

IAH

18h 00m

1 stop

5:46 am - 2:40 pm

IAH

YYZ

7h 54m

1 stop

$301Multiple Airlines

Sun, Feb 1 - Wed, Feb 4

6:10 pm - 5:30 pm

YHM

IAH

24h 20m

1 stop

6:20 pm - 5:16 pm

IAH

YHM

21h 56m

1 stop

$308WestJet

Fri, May 1 - Mon, May 4

6:00 am - 10:40 pm

YKF

IAH

17h 40m

1 stop

8:00 am - 12:45 am

IAH

YKF

15h 45m

1 stop

$317WestJet

Thu, Apr 2 - Tue, Apr 7

6:00 am - 4:32 pm

YYZ

HOU

11h 32m

2 stops

11:44 am - 11:09 pm

HOU

YYZ

10h 25m

2 stops

$425Delta

Thu, Jan 29 - Mon, Feb 2

6:14 am - 12:09 pm

YYZ

HOU

6h 55m

1 stop

9:04 am - 4:19 pm

HOU

YYZ

6h 15m

1 stop

$431American Airlines

Wed, Feb 11 - Sun, Feb 15

6:14 am - 12:09 pm

YYZ

HOU

6h 55m

1 stop

12:18 pm - 10:39 pm

HOU

YYZ

9h 21m

1 stop

$433American Airlines

Thu, Feb 5 - Sun, Feb 8

10:16 am - 10:33 pm

YYZ

HOU

13h 17m

2 stops

5:04 pm - 11:58 pm

HOU

YYZ

5h 54m

1 stop

$440Delta

Thu, Apr 2 - Mon, Apr 6

5:00 pm - 8:26 pm

YUL

IAH

4h 26mnonstop

7:05 am - 2:21 pm

IAH

YUL

6h 16m

1 stop

$478Air Canada

Fri, Mar 27 - Sun, Apr 5

6:00 pm - 9:39 pm

YUL

IAH

4h 39mnonstop

7:05 am - 2:21 pm

IAH

YUL

6h 16m

1 stop

$482Air Canada

Useful Info

Cheapest flight	$143

Flight from Hamilton to Houston George Bush Airport

Verified travelerFlew with Air Canada

YYZ

IAH

Oct 2024

Get the United app on your phone. It provides a lot of relevant information about your flight.

Verified travelerFlew with United Airlines

YYZ

IAH

Mar 2024

Be sure to be aware of what the limits are for taking liquid or cream personal care items.

How does KAYAK find such low prices on flights from Ontario to Houston?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Houston.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Houston?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Houston?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Houston?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Houston

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Ontario

First Class flights to Houston

Business Class flights to Houston

Prem Econ Class flights to Houston

Economy Class flights to Houston

$143 Find Cheap Flights from Ontario to Houston

KAYAK searches hundreds of travel sites at once for deals on flights to Houston

Everything you should know

Cheap Flights from Ontario to Houston

Recent round-trip flight deals from Ontario to Houston

Recent one-way flight deals from Ontario to Houston

Recent last minute flight deals from Ontario to Houston

Recent direct flight deals from Ontario to Houston

Good to know

Flights from Ontario to Houston: the best tips from KAYAK users

FAQs for booking flights from Ontario to Houston

How does KAYAK find such low prices on flights from Ontario to Houston?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Houston.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Houston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Houston?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Houston?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Houston

Cabin class types available on flights to Ontario

Complete your trip to Houston with a hotel stay or car rental

Find direct flights for Houston

Flights to other popular destinations

Flights from domestic origins to Houston

Choose which airport to fly into in Houston

Find deals for your return flight