Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Houston to Ontario from C$ 172

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YYZ
26 Feb — 5 Mar1
1 adult

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 21 February 2025.

Round-trip from

C$ 328

One-way from

C$ 172

Popular in

May

Cheapest in

February

Average price

C$ 419
2/4-4/4
  • 2/4-4/4
  • 2 total stops
  • 27h 28m total
  • Houston to Ontario
Search Deals
29/4
  • 29/4
  • 1 total stop
  • 11h 10m total
  • Houston to Ontario
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 210 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 21 February 2025.

Wed 2/45:45 a.m.IAH - YUL
1 stop8h 10mMultiple Airlines
Fri 4/43:55 p.m.YUL - IAH
1 stop19h 18mMultiple Airlines
Deal found 19/2C$ 328
Fri 11/45:30 a.m.IAH - YYZ
1 stop16h 05mMultiple Airlines
Mon 21/48:00 p.m.YYZ - IAH
1 stop15h 45mMultiple Airlines
Deal found 20/2C$ 366
Fri 21/35:45 a.m.IAH - YKF
1 stop14h 00mMultiple Airlines
Thu 27/312:35 p.m.YKF - IAH
1 stop8h 02mMultiple Airlines
Deal found 19/2C$ 385
Wed 26/311:25 a.m.IAH - YTZ
1 stop6h 35mMultiple Airlines
Sun 30/31:50 p.m.YTZ - IAH
2 stops19h 10mMultiple Airlines
Deal found 19/2C$ 456
Fri 11/41:35 p.m.IAH - YKF
1 stop10h 41mWestJet
Mon 21/46:30 a.m.YKF - IAH
1 stop12h 00mWestJet
Deal found 20/2C$ 466
Fri 21/35:45 a.m.IAH - YOW
1 stop13h 30mMultiple Airlines
Mon 24/35:20 p.m.YOW - IAH
1 stop27h 56mMultiple Airlines
Deal found 20/2C$ 479
Mon 3/37:22 p.m.IAH - YYZ
1 stop12h 41mDelta
Tue 11/37:57 p.m.YYZ - IAH
1 stop14h 22mDelta
Deal found 18/2C$ 646
Mon 9/67:20 a.m.IAH - YYZ
Nonstop3h 14mAir Canada
Thu 12/66:10 a.m.YYZ - IAH
Nonstop3h 32mAir Canada
Deal found 20/2C$ 697
Tue 27/53:00 p.m.IAH - YOW
2 stops13h 30mWestJet
Fri 6/67:15 p.m.YOW - IAH
1 stop19h 56mWestJet
Deal found 20/2C$ 702
Thu 24/411:56 a.m.IAH - YUL
1 stop10h 23mAmerican Airlines
Sun 27/47:00 a.m.YUL - IAH
1 stop29h 16mAmerican Airlines
Deal found 19/2C$ 719
Tue 8/410:35 a.m.HOU - YYZ
1 stop5h 27mDelta
Tue 15/46:15 a.m.YYZ - HOU
1 stop8h 38mDelta
Deal found 20/2C$ 723
Sat 26/710:00 a.m.IAH - YTZ
1 stop8h 46mAir Canada
Sun 10/812:25 p.m.YTZ - IAH
1 stop8h 16mAir Canada
Deal found 20/2C$ 754

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 629,999 searches. Data last updated 21 February 2025.

Fly from

Houston

Fly to

Ontario

Route

Depart

Return

Price

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Wed 2/4

5:45 a.m.-2:55 p.m.

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Fri 4/4

3:55 p.m.-10:13 a.m.

1 stop19h 18m

C$ 328

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Fri 11/4

5:30 a.m.-10:35 p.m.

1 stop16h 05m

Toronto Pearson Intl

Mon 21/4

8:00 p.m.-10:45 a.m.

1 stop15h 45m

C$ 366

HoustonToronto

IAH - YKF

IAHYKF

Houston George Bush Intcntl

Fri 21/3

5:45 a.m.-8:45 p.m.

1 stop14h 00m

Toronto Region of Waterloo Intl

Thu 27/3

12:35 p.m.-7:37 p.m.

1 stop8h 02m

C$ 385

HoustonToronto

IAH - YTZ

IAHYTZ

Houston George Bush Intcntl

Wed 26/3

11:25 a.m.-7:00 p.m.

1 stop6h 35m

Toronto Island

Sun 30/3

1:50 p.m.-8:00 a.m.

2 stops19h 10m

C$ 456

HoustonToronto

IAH - YKF

IAHYKF

Houston George Bush Intcntl

Fri 11/4

1:35 p.m.-1:16 a.m.

1 stop10h 41m

Toronto Region of Waterloo Intl

Mon 21/4

6:30 a.m.-5:30 p.m.

1 stop12h 00m

C$ 466

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Fri 21/3

5:45 a.m.-8:15 p.m.

1 stop13h 30m

Ottawa

Mon 24/3

5:20 p.m.-8:16 p.m.

1 stop27h 56m

C$ 479

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Mon 3/3

7:22 p.m.-9:03 a.m.

1 stop12h 41m

Toronto Pearson Intl

Tue 11/3

7:57 p.m.-9:19 a.m.

1 stop14h 22m

C$ 646

HoustonToronto

IAH - YYZ

IAHYYZ

Houston George Bush Intcntl

Mon 9/6

6:13 p.m.-10:36 p.m.

Nonstop3h 23m

Toronto Pearson Intl

Thu 12/6

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

1 stop8h 56m

C$ 697

HoustonOttawa

IAH - YOW

IAHYOW

Houston George Bush Intcntl

Tue 27/5

3:00 p.m.-5:30 a.m.

2 stops13h 30m

Ottawa

Fri 6/6

7:15 p.m.-2:11 p.m.

1 stop19h 56m

C$ 702

HoustonMontreal

IAH - YUL

IAHYUL

Houston George Bush Intcntl

Thu 24/4

11:56 a.m.-11:19 p.m.

1 stop10h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 27/4

7:00 a.m.-11:16 a.m.

1 stop29h 16m

C$ 719

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 57 results
1
2
3
...
6

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 C$ 167). Flying from Houston to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 21 February 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston to Region of Ontario as you normally would.

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 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 21 February 2025.
Read through reviews of airlines operating flights from Houston to Ontario, such as Alaska Airlines, Delta and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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

Delta
8.0
Very good
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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

KLM
7.8
Good
1,333 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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

Aeromexico
7.5
Good
1,771 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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

United Airlines
7.4
Good
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

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?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at C$ 270. WestJet flights start at C$ 305 while deals on Air Canada start at C$ 315 one-way.

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

    When deciding which route to take from Houston to Region of Ontario consider Houston Hobby - Toronto Pearson Intl, Houston George Bush Intcntl - Toronto Pearson Intl or Houston Hobby - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

  • 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 C$ 167). Flying from Houston to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Ontario

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

Top 2 airlines flying from Houston to Ontario

Discover the top 2 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 629,999 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 318AverageC$ 877FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 380AverageC$ 968FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 Houston to Ontario?

When you search for this flight from Houston to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Ontario from Houston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Ontario from Houston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Houston to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.