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Ontario

Cheap flights from Houston to Ontario

HOU — YYZ
Oct 25 — Nov 11
Sun 10/25
Sun 11/1
1 adult, Economy
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Find flight deals from Houston to Ontario

Popular in

December

Cheapest in

October

Average price

$605
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Insights

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

How far ahead should I book a flight from Houston to Region of Ontario?

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Houston to Region of Ontario (average of $578). Flying from Houston to Region of Ontario in February is currently the most expensive (average of $759). 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?

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.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Delta,United Airlines, andWestJet from Houston to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,600 reviews

Boarding

8.1

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Delta
7.8
Good
8,600 reviews
Delta
7.8
Good
8,600 reviews

Boarding

8.1

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
United Airlines
7.4
Good
10,237 reviews
Delta
7.8
Good
8,600 reviews

Boarding

8.1

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
WestJet
7.2
Good
3,448 reviews
Delta
7.8
Good
8,600 reviews

Boarding

8.1

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Air Canada
7.1
Good
11,682 reviews
Delta
7.8
Good
8,600 reviews

Boarding

8.1

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
American Airlines
7.0
Good
12,088 reviews
Delta
7.8
Good
8,600 reviews

Boarding

8.1

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Related info for your journey

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $160. Users have also found prices from $178 and $244 on Air Canada and United Airlines, respectively.

  • 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, October is the cheapest month in which you can book a flight from Houston to Region of Ontario (average of $578). Flying from Houston to Region of Ontario in February is currently the most expensive (average of $759). 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

Top 4 airlines flying from Houston to Ontario

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$236Average$553FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$263Average$703FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$286Average$814FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$315Average$511FlexibilityNo cancel feeOn-time71%

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