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Cheap flights from Ontario to Houston from C$ 220

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HOU
22 Apr — 29 Apr1
1 adult

Cheap flight deals from Ontario to Houston

Keep the following information in mind while searching for Ontario to Houston flight deals. Data was last updated 17 April 2025.

Round-trip from

C$ 401

One-way from

C$ 220

Popular in

August

Cheapest in

October

Average price

C$ 643
14/5-21/5
  • 14/5-21/5
  • 2 total stops
  • 37h 06m total
  • Ontario to Houston
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19/5
  • 19/5
  • 2 total stops
  • 18h 22m total
  • Ontario to Houston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 51 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease (C$ 8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Ontario to Houston

Cheapest flights from Ontario to Houston
Explore the most affordable flight options available from Ontario to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Thu 8/57:15 a.m.YYZ - IAH
1 stop8h 29mMultiple Airlines
Tue 20/56:44 p.m.IAH - YYZ
1 stop12h 11mMultiple Airlines
Deal found 16/4C$ 420
Wed 14/57:30 p.m.YTZ - IAH
1 stop14h 15mMultiple Airlines
Fri 16/55:26 a.m.IAH - YTZ
2 stops13h 01mMultiple Airlines
Deal found 16/4C$ 426
Sun 1/66:35 p.m.YUL - IAH
1 stop21h 09mMultiple Airlines
Sun 8/68:44 p.m.IAH - YUL
3 stops24h 31mMultiple Airlines
Deal found 16/4C$ 459
Fri 9/53:50 p.m.YOW - IAH
1 stop17h 03mMultiple Airlines
Fri 23/58:44 p.m.IAH - YOW
1 stop19h 31mMultiple Airlines
Deal found 17/4C$ 480
Thu 1/512:00 p.m.YYZ - IAH
1 stop8h 56mAir Canada
Wed 7/512:05 p.m.IAH - YYZ
Nonstop3h 14mAir Canada
Deal found 16/4C$ 485
Wed 7/512:25 p.m.YTZ - IAH
1 stop8h 31mAir Canada
Tue 13/510:00 a.m.IAH - YTZ
1 stop6h 50mAir Canada
Deal found 16/4C$ 502
Fri 2/55:00 p.m.YYZ - IAH
1 stop6h 33mDelta
Sun 4/56:35 a.m.IAH - YYZ
1 stop8h 35mDelta
Deal found 16/4C$ 527
Wed 10/97:45 a.m.YYZ - HOU
1 stop5h 27mDelta
Tue 16/96:00 a.m.HOU - YYZ
2 stops9h 11mDelta
Deal found 15/4C$ 527
Thu 29/51:29 p.m.YYZ - HOU
1 stop7h 15mAmerican Airlines
Fri 30/55:00 a.m.HOU - YYZ
1 stop6h 30mAmerican Airlines
Deal found 17/4C$ 531
Tue 1/76:49 a.m.YYZ - IAH
1 stop11h 57mAmerican Airlines
Thu 17/77:17 a.m.IAH - YYZ
1 stop6h 38mAmerican Airlines
Deal found 16/4C$ 539
Tue 3/66:05 a.m.YUL - IAH
1 stop11h 36mDelta
Fri 13/66:50 p.m.IAH - YUL
1 stop14h 18mDelta
Deal found 17/4C$ 611
Sat 17/56:15 a.m.YYZ - IAH
1 stop10h 56mWestJet
Mon 19/56:48 p.m.IAH - YYZ
1 stop13h 10mWestJet
Deal found 17/4C$ 631

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Houston 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, Cheapflights users made 629,999 searches. Data last updated 17 April 2025.
Use the filters below to find and compare flights from Ontario to Houston that are best for you.

Fly from

Ontario

Fly to

Houston

Route

Depart

Return

Price

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Thu 8/5

7:15 a.m.-2:44 p.m.

1 stop8h 29m

Houston George Bush Intcntl

Tue 20/5

6:44 p.m.-7:55 a.m.

1 stop12h 11m

C$ 420

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Mon 26/5

12:00 p.m.-7:53 a.m.

2 stops20h 53m

Houston George Bush Intcntl

Thu 29/5

8:44 p.m.-7:27 p.m.

2 stops21h 43m

C$ 449

MontrealHouston

YUL - IAH

YULIAH

Montreal Pierre Elliott Trudeau Intl

Sun 1/6

6:35 p.m.-2:44 p.m.

1 stop21h 09m

Houston George Bush Intcntl

Sun 8/6

8:44 p.m.-10:15 p.m.

3 stops24h 31m

C$ 459

OttawaHouston

YOW - IAH

YOWIAH

Ottawa

Fri 9/5

3:50 p.m.-7:53 a.m.

1 stop17h 03m

Houston George Bush Intcntl

Fri 23/5

8:44 p.m.-5:15 p.m.

1 stop19h 31m

C$ 480

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Thu 1/5

12:00 p.m.-7:56 p.m.

1 stop8h 56m

Houston George Bush Intcntl

Wed 7/5

12:05 p.m.-4:19 p.m.

Nonstop3h 14m

C$ 485

TorontoHouston

YTZ - IAH

YTZIAH

Toronto Island

Fri 12/9

12:25 p.m.-7:42 p.m.

1 stop8h 17m

Houston George Bush Intcntl

Sat 20/9

10:00 a.m.-5:45 p.m.

1 stop6h 45m

C$ 502

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Fri 2/5

5:00 p.m.-10:33 p.m.

1 stop6h 33m

Houston George Bush Intcntl

Sun 4/5

6:35 a.m.-4:10 p.m.

1 stop8h 35m

C$ 527

TorontoHouston

YYZ - HOU

YYZHOU

Toronto Pearson Intl

Wed 10/9

6:15 a.m.-3:06 p.m.

2 stops9h 51m

Houston Hobby

Tue 16/9

6:00 a.m.-4:11 p.m.

2 stops9h 11m

C$ 527

TorontoHouston

YYZ - IAH

YYZIAH

Toronto Pearson Intl

Sat 21/6

7:25 p.m.-8:59 a.m.

1 stop14h 34m

Houston George Bush Intcntl

Tue 1/7

7:43 a.m.-5:19 p.m.

1 stop8h 36m

C$ 531

TorontoHouston

YYZ - HOU

YYZHOU

Toronto Pearson Intl

Thu 29/5

1:29 p.m.-7:44 p.m.

1 stop7h 15m

Houston Hobby

Fri 30/5

5:00 a.m.-12:30 p.m.

1 stop6h 30m

C$ 531

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Showing 1-10 of 59 results
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Best time to book a flight from Ontario to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Houston

What is the cheapest month to book a flight from Region of Ontario to Houston?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Houston (average of C$ 364). Flying from Region of Ontario to Houston in May is currently the most expensive (average of C$ 504). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to HOU?

Find hourly flight availability from Ontario to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

When flying from Region of Ontario to Houston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 81.0 - 150.0 mm per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston when rainfall is around 81.0 mm.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated 17 April 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Houston to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
WestJet
7.2
Good
2,809 reviews
Alaska Airlines
8.0
Very good
9,887 reviews
Check prices

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Ontario to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Region of Ontario to Houston one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 281. WestJet flights start at C$ 281 while deals on Delta start at C$ 302 one-way.

  • What are the most popular routes from Region of Ontario to Houston?

    The most popular route from Region of Ontario to Houston is Toronto Pearson Intl - Houston Hobby. You may also consider Toronto Pearson Intl - Houston George Bush Intcntl or Montreal Pierre Elliott Trudeau Intl - Houston Hobby.

  • Can I find deals for flights from Ontario to Houston that include hotel bookings?

    Yes. In addition to deals on Ontario to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Houston.

  • Can I find deals for business class flights from Ontario to Houston?

    Yes. Cheapflights offers flight deals from Ontario to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Houston?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Houston (average of C$ 364). Flying from Region of Ontario to Houston in May is currently the most expensive (average of C$ 504). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Houston

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Dallas/Fort Worth flights
Pearson Intl to Hobby flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to Austin flights
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Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Vancouver Intl to George Bush Intcntl flights
Pearson Intl to Love Field flights
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Pierre Elliott Trudeau Intl to Hobby flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Calgary to Dallas/Fort Worth flights
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Calgary to George Bush Intcntl flights
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Edmonton to Hobby flights
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Edmonton to George Bush Intcntl flights
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Ottawa to Austin flights
Pierre Elliott Trudeau Intl to Austin flights
Calgary to Love Field flights
Toronto Island to George Bush Intcntl flights
Calgary to Austin flights
Winnipeg to Dallas/Fort Worth flights
Ottawa to Dallas/Fort Worth flights
Winnipeg to George Bush Intcntl flights
Pearson Intl to San Antonio flights
Edmonton to Love Field flights
Region of Waterloo Intl to Dallas/Fort Worth flights
Winnipeg to Austin flights
Winnipeg to Love Field flights
Halifax to Hobby flights
Ottawa to Hobby flights
Ottawa to George Bush Intcntl flights
Ottawa to Love Field flights
Québec City to Dallas/Fort Worth flights
Halifax to George Bush Intcntl flights
Pierre Elliott Trudeau Intl to San Antonio flights
Hamilton to Dallas/Fort Worth flights
Hamilton to George Bush Intcntl flights
St. John's to George Bush Intcntl flights
Halifax to Dallas/Fort Worth flights
Regina to George Bush Intcntl flights
Vancouver Intl to San Antonio flights
Victoria to Dallas/Fort Worth flights

Top 5 airlines flying from Ontario to Houston

Discover the top 5 airlines that operate flights from Ontario to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 326AverageC$ 674FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 514AverageC$ 725FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 521AverageC$ 750FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 528AverageC$ 784FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 560AverageC$ 782FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Houston?

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Why should you use Cheapflights to find cheap flight tickets from Ontario to Houston?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Houston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Houston with no change fees?

Yes, we can. To see specific flights from Ontario to Houston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to Houston become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Houston on Cheapflights with our Price Alert feature and get notified when better prices are available.

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