$207+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YYZ
Jul 3 — Jul 101
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Ontario with Cheapflights
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Cheapest flights from Houston to OntarioExplore 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 June 3, 2026.
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 June 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 8/108:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Tue 8/186:30 am
YYZ
- IAH
1 stop9h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 8/108:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Mon 8/179:30 am
YYZ
- IAH
1 stop30h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 8/108:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Sat 8/221:30 pm
YYZ
- IAH
1 stop26h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 8/108:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Thu 8/206:30 am
YYZ
- IAH
1 stop9h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Mon 8/108:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Thu 8/136:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Sat 8/18:20 am
IAH
- YYZ
1 stop11h 35m
Multiple Airlines
Sat 8/86:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/128:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Tue 8/186:30 am
YYZ
- IAH
1 stop9h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/128:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Mon 8/179:30 am
YYZ
- IAH
1 stop30h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 7/128:20 am
IAH
- YYZ
2 stops31h 49m
Multiple Airlines
Tue 7/216:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/128:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Sat 8/221:30 pm
YYZ
- IAH
1 stop26h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/128:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Thu 8/206:30 am
YYZ
- IAH
1 stop9h 21m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Sat 7/48:20 am
IAH
- YYZ
1 stop7h 35m
Multiple Airlines
Sat 7/116:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$356
Best flights from Houston to OntarioDiscover carefully curated flight deals from Houston to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 3, 2026.
Discover carefully curated flight deals from Houston to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Thu 7/309:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Wed 8/58:50 am
YTZ
- IAH
1 stop13h 13m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 5/30. 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 9/911:30 am
IAH
- YYZ
1 stop4h 53m
Delta
Sun 9/136:15 am
YYZ
- IAH
1 stop6h 52m
Delta
Deal found 5/30![Delta logo]()
$583
This American Airlines deal was found by Cheapflights users on 6/2. 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.
Wed 8/126:07 am
IAH
- YUL
1 stop9h 46m
American Airlines
Sat 8/1512:30 pm
YUL
- IAH
1 stop12h 28m
American Airlines
Deal found 6/2![American Airlines logo]()
$607
This Air Canada deal was found by Cheapflights users on 6/1. 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 8/110:00 am
IAH
- YTZ
1 stop10h 31m
Air Canada
Wed 8/512:30 pm
YTZ
- IAH
1 stop8h 08m
Air Canada
Deal found 6/1![Air Canada logo]()
$647
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Wed 9/168:00 am
IAH
- YUL
1 stop8h 30m
United Airlines
Sat 9/199:45 am
YUL
- IAH
1 stop6h 55m
United Airlines
Deal found 5/31![United Airlines logo]()
$665
This Trip.com deal was found by Cheapflights users on 5/31. 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 9/36:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Tue 9/298:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 5/31![WestJet logo]()
$681
This Kiwi.com deal was found by Cheapflights users on 5/29. 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.
Thu 7/309:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Tue 8/41:40 pm
YTZ
- IAH
2 stops18h 40m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 6/169:58 pm
IAH
- YTZ
1 stop13h 57m
Multiple Airlines
Wed 6/241:45 pm
YTZ
- IAH
2 stops18h 38m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 6/1. 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.
Mon 7/205:30 am
IAH
- YYZ
1 stop8h 50m
Delta
Sun 7/266:30 am
YYZ
- IAH
1 stop7h 44m
Delta
Deal found 6/1![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 6/1. 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.
Thu 7/305:35 pm
HOU
- YYZ
1 stop5h 23m
Delta
Wed 8/511:40 am
YYZ
- HOU
1 stop5h 43m
Delta
Deal found 6/1![Delta logo]()
$583
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Tue 6/306:25 pm
IAH
- YYZ
Nonstop3h 19m
United Airlines
Fri 7/33:53 pm
YYZ
- IAH
Nonstop3h 35m
United Airlines
Deal found 5/29![United Airlines logo]()
$676
This Air Canada deal was found by Cheapflights users on 6/1. 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.
Fri 7/3110:00 am
IAH
- YTZ
1 stop8h 51m
Air Canada
Mon 8/312:30 pm
YTZ
- IAH
1 stop8h 08m
Air Canada
Deal found 6/1![Air Canada logo]()
$687
This Delta deal was found by Cheapflights users on 6/1. 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.
Fri 7/3112:55 pm
HOU
- YYZ
1 stop8h 06m
Delta
Wed 8/511:40 am
YYZ
- HOU
1 stop5h 43m
Delta
Deal found 6/1![Delta logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Sat 10/102:50 pm
IAH
- YHM
1 stop31h 23m
Multiple Airlines
Sun 10/186:55 pm
YHM
- IAH
1 stop20h 00m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Mon 7/66:25 pm
IAH
- YYZ
Nonstop3h 19m
United Airlines
Thu 7/93:53 pm
YYZ
- IAH
Nonstop3h 35m
United Airlines
Deal found 5/31![United Airlines logo]()
$676
This Air Canada deal was found by Cheapflights users on 6/2. 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 9/2110:00 am
IAH
- YTZ
1 stop6h 50m
Air Canada
Thu 9/2412:20 pm
YTZ
- IAH
2 stops8h 32m
Air Canada
Deal found 6/2![Air Canada logo]()
$689
This Delta deal was found by Cheapflights users on 6/1. 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.
Sat 7/46:00 am
HOU
- YYZ
1 stop10h 19m
Delta
Wed 7/156:00 am
YYZ
- HOU
1 stop7h 10m
Delta
Deal found 6/1![Delta logo]()
$583
This American Airlines deal was found by Cheapflights users on 6/2. 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.
Wed 10/216:00 am
HOU
- YUL
1 stop7h 44m
American Airlines
Sun 10/253:45 pm
YUL
- HOU
1 stop9h 08m
American Airlines
Deal found 6/2![American Airlines logo]()
$777
This oojo deal was found by Cheapflights users on 6/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:30 am
IAH
- YHM
1 stop9h 45m
WestJet
Wed 8/196:10 pm
YHM
- IAH
1 stop20h 45m
WestJet
Deal found 6/2![WestJet logo]()
$795
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Tue 6/3010:04 am
IAH
- YYZ
Nonstop3h 20m
United Airlines
Thu 7/26:10 am
YYZ
- IAH
Nonstop3h 42m
United Airlines
Deal found 5/29![United Airlines logo]()
$676
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 7/286:00 am
HOU
- YYZ
1 stop5h 23m
Delta
Wed 8/56:00 am
YYZ
- HOU
1 stop7h 16m
Delta
Deal found 6/1![Delta logo]()
$583
This Air Canada deal was found by Cheapflights users on 6/2. 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 9/2110:00 am
IAH
- YTZ
1 stop6h 50m
Air Canada
Fri 9/258:20 am
YTZ
- IAH
2 stops12h 32m
Air Canada
Deal found 6/2![Air Canada logo]()
$719
This WestJet deal was found by Cheapflights users on 5/31. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:30 am
IAH
- YHM
1 stop9h 45m
WestJet
Wed 10/216:10 pm
YHM
- IAH
1 stop29h 30m
WestJet
Deal found 5/31![WestJet logo]()
$816
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Tue 7/146:10 am
IAH
- YTZ
1 stop9h 31m
United Airlines
Tue 7/147:20 pm
YTZ
- IAH
1 stop14h 58m
United Airlines
Deal found 5/30![United Airlines logo]()
$679
This Mytrip deal was found by Cheapflights users on 6/2. 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.
Fri 7/176:30 am
IAH
- YKF
1 stop12h 20m
Multiple Airlines
Thu 7/238:40 pm
YKF
- IAH
2 stops20h 50m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$686
This Delta deal was found by Cheapflights users on 6/2. 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.
Fri 7/316:00 am
HOU
- YYZ
1 stop5h 23m
Delta
Tue 8/46:00 am
YYZ
- HOU
2 stops11h 25m
Delta
Deal found 6/2![Delta logo]()
$584
This Air Canada deal was found by Cheapflights users on 6/3. 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.
Tue 7/1410:00 am
IAH
- YTZ
1 stop8h 51m
Air Canada
Wed 7/2212:30 pm
YTZ
- IAH
1 stop8h 08m
Air Canada
Deal found 6/3![Air Canada logo]()
$720
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Wed 7/1510:08 pm
IAH
- YTZ
1 stop10h 58m
United Airlines
Tue 7/2812:15 pm
YTZ
- IAH
1 stop13h 19m
United Airlines
Deal found 5/31![United Airlines logo]()
$679
This Trip.com deal was found by Cheapflights users on 6/2. 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.
Mon 8/106:30 am
IAH
- YHM
1 stop9h 45m
WestJet
Fri 8/146:15 pm
YHM
- IAH
1 stop20h 40m
WestJet
Deal found 6/2![WestJet logo]()
$837
This Delta deal was found by Cheapflights users on 6/2. 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.
Fri 7/3112:55 pm
HOU
- YYZ
2 stops9h 07m
Delta
Sat 8/86:00 am
YYZ
- HOU
2 stops11h 25m
Delta
Deal found 6/2![Delta logo]()
$589
Last-minute flights from Houston to OntarioDiscover last-minute flight deals from Houston to Ontario. Data last updated June 3, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Ontario. Data last updated June 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Sat 6/279:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Wed 7/18:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Sat 7/48:20 am
IAH
- YYZ
1 stop7h 35m
Multiple Airlines
Sat 7/116:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 5/31. 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.
Sat 7/48:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Wed 7/159:30 am
YYZ
- IAH
1 stop30h 20m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/79:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Wed 7/298:50 am
YTZ
- IAH
1 stop13h 13m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/79:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Mon 7/2710:50 am
YTZ
- IAH
2 stops22h 55m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Sat 7/118:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Tue 9/16:30 am
YYZ
- IAH
1 stop9h 21m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Sat 7/118:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Wed 9/29:30 am
YYZ
- IAH
1 stop30h 21m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 7/128:20 am
IAH
- YYZ
2 stops31h 49m
Multiple Airlines
Tue 7/216:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Sat 7/188:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Tue 7/216:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 7/278:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Sun 9/209:30 am
YYZ
- IAH
1 stop30h 36m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Mon 7/278:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Wed 9/239:30 am
YYZ
- IAH
1 stop30h 36m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Fri 7/318:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Tue 8/46:30 am
YYZ
- IAH
1 stop9h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$373
One-way flights from Houston to OntarioSearch for one-way flight options from Houston to Ontario. Find affordable one-way fares based on user searches. Data last updated June 3, 2026.
Search for one-way flight options from Houston to Ontario. Find affordable one-way fares based on user searches. Data last updated June 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 7/267:03 pm
HOU
- YTZ
2 stops45h 27m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 5/29. 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.
Sat 7/188:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 5/29. 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.
Wed 9/26:07 am
IAH
- YYZ
1 stop11h 23m
American Airlines
Deal found 5/29![American Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/29. 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.
Mon 6/229:10 am
HOU
- YYZ
2 stops11h 45m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$213
This Trip.com deal was found by Cheapflights users on 5/31. 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.
Sun 6/148:55 am
IAH
- YUL
1 stop14h 39m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 7/19:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 8/98:20 am
IAH
- YYZ
2 stops36h 35m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$219
This Air Canada deal was found by Cheapflights users on 5/30. 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 10/3112:00 pm
IAH
- YYZ
Nonstop3h 11m
Air Canada
Deal found 5/30![Air Canada logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 8/48:20 am
IAH
- YTZ
2 stops32h 00m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/218:55 am
IAH
- YYZ
2 stops31h 14m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 9/239:59 pm
IAH
- YYZ
3 stops30h 11m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 6/306:30 am
IAH
- YTZ
2 stops34h 00m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$227
Find flight deals from Houston to Ontario
Keep the following information in mind while searching for Houston to Ontario flight deals. Data was last updated June 3, 2026.
Round-trip from | $323 (Kiwi.com) |
|---|---|
One-way from | $207 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $610 |
Cheapflights Fare Finder
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 June 3, 2026.
Use the filters below to find and compare flights from Houston to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Thu 7/30
9:58 pm-1:05 pm
1 stop14h 07m
Toronto Island
Wed 8/5
8:50 am-9:03 pm
1 stop13h 13m
$422
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Thu 7/30
9:58 pm-1:05 pm
1 stop14h 07m
Toronto Island
Tue 8/4
1:40 pm-7:20 am
2 stops18h 40m
$483
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Tue 6/16
9:58 pm-12:55 pm
1 stop13h 57m
Toronto Island
Wed 6/24
1:45 pm-7:23 am
2 stops18h 38m
$519
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Wed 9/9
11:30 am-5:23 pm
1 stop4h 53m
Toronto Pearson Intl
Sun 9/13
6:15 am-12:07 pm
1 stop6h 52m
$583
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Mon 7/20
5:30 am-3:20 pm
1 stop8h 50m
Toronto Pearson Intl
Sun 7/26
6:30 am-1:14 pm
1 stop7h 44m
$583
HoustonToronto
HOU - YYZ
HOUYYZ
Houston Hobby
Thu 7/30
5:35 pm-11:58 pm
1 stop5h 23m
Toronto Pearson Intl
Wed 8/5
11:40 am-4:23 pm
1 stop5h 43m
$583
HoustonToronto
HOU - YYZ
HOUYYZ
Houston Hobby
Fri 7/31
12:55 pm-10:01 pm
1 stop8h 06m
Toronto Pearson Intl
Wed 8/5
11:40 am-4:23 pm
1 stop5h 43m
$583
HoustonToronto
HOU - YYZ
HOUYYZ
Houston Hobby
Sat 7/4
6:00 am-5:19 pm
1 stop10h 19m
Toronto Pearson Intl
Wed 7/15
6:00 am-12:10 pm
1 stop7h 10m
$583
HoustonToronto
HOU - YYZ
HOUYYZ
Houston Hobby
Tue 7/28
6:00 am-12:23 pm
1 stop5h 23m
Toronto Pearson Intl
Wed 8/5
6:00 am-12:16 pm
1 stop7h 16m
$583
HoustonToronto
HOU - YYZ
HOUYYZ
Houston Hobby
Fri 7/31
6:00 am-12:23 pm
1 stop5h 23m
Toronto Pearson Intl
Tue 8/4
6:00 am-4:25 pm
2 stops11h 25m
$584
Showing 1-10 of 60 resultsSorted by cheapest first
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.
IAH-YYZ
IAH-YTZ
IAH-YUL
IAH-YHM
HOU-YYZ
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 Houston to Ontario
HO1-CAON
IAH-YYZ
IAH-YTZ
IAH-YUL
IAH-YHM
What is the cheapest month to book a flight from Houston to Region of Ontario?
Currently, November is the cheapest month in which you can book a flight from Houston to Region of Ontario (average of $76). Flying from Houston to Region of Ontario in October is currently the most expensive (average of $266). 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 June 3, 2026.
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.
How much does it cost to fly round-trip from Houston to Region of Ontario?
How far ahead should I book a flight from Houston to Region of Ontario?
Booking 88 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.
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 June 3, 2026.
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.
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
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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.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Ontario by cabin class
Find flights from Houston to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Ontario flights
Browse other Houston and Ontario flight options. Last updated on June 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Houston to Ontario flights
Consider these flights traveling from Houston to Ontario.
Top 5 airlines flying from Houston to Ontario
Discover the top 5 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 June 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$552 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$266 | Average$658 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$291 | Average$802 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$315 | Average$511 | FlexibilityNo cancel fee | On-time71% |