Ontario

$121+ Cheap flights from Houston to Ontario

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YYZ
Feb 25 — Mar 41
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Cheap flight deals from Houston to Ontario

Keep the following information in mind while searching for Houston to Ontario flight deals. Data was last updated February 20, 2025.

Round-trip from

$231
(Mytrip)

One-way from

$121
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$295
From Houston to Ontario
One-way flight from Houston to Ontario
Highest demand for flights based on searches. 16% potential increase in price ($105 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from Houston to Ontario

Cheapest flights from Houston to Ontario
Explore the most affordable flight options available from Houston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/25:45 amIAH - YUL
1 stop8h 10mMultiple Airlines
Fri 4/43:55 pmYUL - IAH
1 stop19h 18mMultiple Airlines
Deal found 2/19$231
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1111:00 amIAH - YYZ
1 stop18h 43mMultiple Airlines
Sat 3/158:00 pmYYZ - IAH
1 stop17h 04mMultiple Airlines
Deal found 2/20$258
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2611:25 amIAH - YTZ
1 stop6h 35mMultiple Airlines
Sun 3/301:50 pmYTZ - IAH
2 stops19h 10mMultiple Airlines
Deal found 2/19$321
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/146:15 amIAH - YYZ
1 stop10h 52mDelta
Wed 5/286:15 amYYZ - IAH
1 stop11h 42mDelta
Deal found 2/20$464
This Gotogate deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/138:00 amIAH - YYZ
2 stops15h 33mWestJet
Wed 5/289:00 amYYZ - IAH
2 stops14h 42mWestJet
Deal found 2/19$469
This Air Canada deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/96:13 pmIAH - YYZ
Nonstop3h 23mAir Canada
Thu 6/1212:00 pmYYZ - IAH
1 stop8h 56mAir Canada
Deal found 2/20$491
This Trip.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/298:00 amIAH - YHM
1 stop15h 41mWestJet
Sun 6/16:00 amYHM - IAH
1 stop17h 42mWestJet
Deal found 2/20$501
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2411:56 amIAH - YUL
1 stop10h 23mAmerican Airlines
Sun 4/277:00 amYUL - IAH
1 stop29h 16mAmerican Airlines
Deal found 2/19$506
This Air Canada deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2610:00 amIAH - YTZ
1 stop8h 46mAir Canada
Sun 8/1012:25 pmYTZ - IAH
1 stop8h 16mAir Canada
Deal found 2/20$531
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/88:00 amIAH - YUL
1 stop15h 43mWestJet
Wed 7/24:55 pmYUL - IAH
1 stop6h 16mWestJet
Deal found 2/19$545
This flygcity.se deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flygcity.se is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/228:45 amIAH - YUL
Nonstop3h 45mAir Canada
Fri 3/286:35 pmYUL - IAH
Nonstop4h 43mAir Canada
Deal found 2/20$565
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/276:43 pmIAH - YYZ
1 stop12h 01mUnited Airlines
Sat 3/16:20 amYYZ - IAH
1 stop12h 04mUnited Airlines
Deal found 2/20$580

Find flights from Houston to Ontario within your budget

Customize your flight search to find flights from Houston to 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Houston

Fly to

Ontario

Route

Depart

Return

Price

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Wed 4/2

5:45 am-2:55 pm

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Fri 4/4

3:55 pm-10:13 am

1 stop19h 18m

$231

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Tue 3/11

11:00 am-6:43 am

1 stop18h 43m

Toronto Pearson Intl

Sat 3/15

8:00 pm-12:04 pm

1 stop17h 04m

$258

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Wed 3/26

11:25 am-7:00 pm

1 stop6h 35m

Toronto Island

Sun 3/30

1:50 pm-8:00 am

2 stops19h 10m

$321

HoustonHamilton

IAH - YHM

IAHYHM

Houston George Bush Intcntl

Thu 5/29

8:00 am-12:41 am

1 stop15h 41m

Hamilton

Sun 6/1

6:00 am-10:42 pm

1 stop17h 42m

$460

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Wed 5/14

6:15 am-6:07 pm

1 stop10h 52m

Toronto Pearson Intl

Wed 5/28

6:15 am-4:57 pm

1 stop11h 42m

$464

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Tue 5/13

8:00 am-12:33 am

2 stops15h 33m

Toronto Pearson Intl

Wed 5/28

9:00 am-10:42 pm

2 stops14h 42m

$469

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Mon 6/9

6:13 pm-10:36 pm

Nonstop3h 23m

Toronto Pearson Intl

Thu 6/12

12:00 pm-7:56 pm

1 stop8h 56m

$491

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Thu 4/24

11:56 am-11:19 pm

1 stop10h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 4/27

7:00 am-11:16 am

1 stop29h 16m

$506

HoustonToronto

HOU - YYZ

HOUYYZ

Houston Hobby

Tue 4/8

10:35 am-5:02 pm

1 stop5h 27m

Toronto Pearson Intl

Tue 4/15

6:15 am-1:53 pm

1 stop8h 38m

$509

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Sat 7/26

10:00 am-7:46 pm

1 stop8h 46m

Toronto Island

Sun 8/10

12:25 pm-7:41 pm

1 stop8h 16m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 51 results
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Best time to book a flight from Houston to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Houston 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.

Travel insights for flights from Houston to Ontario

Get recent, data-driven insights about flights from Houston to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Houston to Region of Ontario (average of $243). Flying from Houston to Region of Ontario in July is currently the most expensive (average of $359). 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 HOU to ON?

Find hourly flight availability from Houston to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Houston to Region of Ontario, 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 Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and KLM from Houston to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

8.0
Very good

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Houston to Ontario. 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 Houston to Region of Ontario one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $166. Users have also found prices from $190 and $222 on Delta and Air Canada, respectively.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to Ontario 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 Houston to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Houston to Region of Ontario (average of $243). Flying from Houston to Region of Ontario in July is currently the most expensive (average of $359). 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 Houston to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Houston to Ontario

Discover the top 3 airlines that operate flights from Houston to Ontario. 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$250Average$733FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$252Average$841FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$593FlexibilityNo cancel feeOn-time71%
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