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Find cheap flights from Houston to Ontario from $136

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Houston to Ontario departing on 6/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sun 6/9
Sun 6/16

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Best Ontario Flight Deals

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

Toronto
Toronto1 stop$292
Ottawa
Ottawa2 stops$390

Good to know

Cheapest flight

$136
Flight from Houston George Bush Airport to Toronto Island

FAQs - booking Ontario flights

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

    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 Houston to Ontario.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Houston 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 Houston to Ontario?

    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 Ontario with an airline and back to Houston with another airline.

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

    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 Ontario from Houston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Houston to Ontario

Recent round-trip flight deals

6/11Tue
1 stop
12h 35mIAH-YYZ
6/18Tue
1 stop
16h 11mYYZ-IAH
$292
6/18Tue
1 stop
12h 35mIAH-YYZ
6/25Tue
2 stops
16h 25mYYZ-IAH
$293
6/27Thu
1 stopSun Country Air
15h 04mHOU-YYZ
6/30Sun
1 stopSun Country Air
12h 02mYYZ-HOU
$410
7/4Thu
1 stopSun Country Air
9h 32mHOU-YYZ
7/7Sun
1 stopSun Country Air
27h 53mYYZ-HOU
$489
7/5Fri
2 stopsAir Canada
11h 43mIAH-YOW
7/16Tue
1 stopAir Canada
6h 26mYOW-IAH
$554
5/23Thu
1 stopAir Canada
7h 19mIAH-YTZ
5/26Sun
1 stopAir Canada
7h 11mYTZ-IAH
$558
6/11Tue
1 stopDelta
5h 10mHOU-YYZ
6/12Wed
1 stopDelta
5h 12mYYZ-HOU
$577
10/2Wed
1 stopWestJet
12h 26mHOU-YYZ
10/7Mon
1 stopWestJet
8h 48mYYZ-HOU
$579
6/1Sat
1 stopDelta
6h 53mHOU-YYZ
6/8Sat
2 stopsDelta
10h 51mYYZ-HOU
$587
10/3Thu
1 stopWestJet
12h 26mHOU-YYZ
10/7Mon
1 stopWestJet
8h 48mYYZ-HOU
$632

Search by stops

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Recent one-way flight deals

6/19Wed
2 stops
21h 13mIAH-YTZ
$136
5/29Wed
3 stops
27h 08mIAH-YHM
$139
5/29Wed
3 stops
27h 51mIAH-YTZ
$143
6/19Wed
1 stopSun Country Air
20h 11mHOU-YYZ
$178
5/30Thu
nonstopAir Canada
3h 20mIAH-YYZ
$252
8/17Sat
1 stopAir Canada
6h 34mIAH-YTZ
$257
6/5Wed
1 stopAmerican Airlines
7h 59mIAH-YYZ
$260
7/9Tue
1 stopDelta
5h 10mHOU-YYZ
$262
7/9Tue
2 stopsDelta
10h 08mHOU-YYZ
$267
6/19Wed
2 stopsAmerican Airlines
11h 31mHOU-YYZ
$326

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Last minute flights from Houston to Ontario

Last minute flight, train and bus deals

5/13Mon
multi-stop
25h 48mIAH-YYZ
5/28Tue
multi-stop
27h 09mYYZ-IAH
$401
5/13Mon
multi-stop
31h 23mIAH-YYZ
5/28Tue
multi-stop
8h 52mYYZ-IAH
$413
5/15Wed
multi-stopDelta
8h 54mHOU-YYZ
5/31Fri
multi-stopDelta
5h 17mYYZ-HOU
$729
5/15Wed
multi-stopDelta
9h 11mHOU-YYZ
5/31Fri
multi-stopDelta
12h 54mYYZ-HOU
$734
5/13Mon
multi-stopUnited Airlines
16h 13mIAH-YYZ
5/28Tue
nonstopUnited Airlines
3h 32mYYZ-IAH
$799
5/14Tue
multi-stopWestJet
8h 12mIAH-YYZ
5/14Tue
multi-stopWestJet
23h 27mYYZ-IAH
$816
5/15Wed
multi-stopAmerican Airlines
5h 14mHOU-YYZ
5/31Fri
multi-stopAmerican Airlines
5h 26mYYZ-HOU
$960
5/14Tue
multi-stopWestJet
4h 53mHOU-YYZ
5/21Tue
multi-stopWestJet
5h 59mYYZ-HOU
$1,011
5/13Mon
nonstopUnited Airlines
3h 17mIAH-YYZ
5/17Fri
multi-stopUnited Airlines
9h 30mYYZ-IAH
$1,077
5/14Tue
multi-stopAmerican Airlines
13h 05mIAH-YYZ
5/15Wed
multi-stopAmerican Airlines
9h 44mYYZ-IAH
$1,117

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Flights to Ontario

Return flight deals:

Ontario - Houston

Cabin classes: