$165+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YYZ
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 August 11, 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 August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/98:25 am -
1 stop28h 40m
Sat 9/126:30 am -
1 stop9h 47m
Deal found 8/10![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/239:04 pm -
2 stops22h 51m
Mon 9/281:30 pm -
1 stop26h 47m
Deal found 8/8![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/198:25 am -
1 stop29h 35m
Mon 10/59:30 am -
1 stop30h 47m
Deal found 8/10![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/248:25 am -
1 stop11h 30m
Mon 9/281:30 pm -
2 stops18h 47m
Deal found 8/9![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/268:25 am -
1 stop28h 40m
Mon 9/281:30 pm -
1 stop26h 47m
Deal found 8/9![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/258:25 am -
1 stop11h 30m
Mon 9/281:30 pm -
2 stops18h 47m
Deal found 8/7![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/108:25 pm -
1 stop19h 15m
Mon 9/141:30 pm -
1 stop26h 47m
Deal found 8/7![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/99:04 pm -
2 stops40h 51m
Mon 9/141:30 pm -
1 stop26h 47m
Deal found 8/10![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/169:04 pm -
2 stops22h 51m
Mon 9/211:30 pm -
1 stop26h 47m
Deal found 8/9![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/116:50 pm -
1 stop18h 35m
Tue 9/151:45 pm -
1 stop21h 45m
Deal found 8/9![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/54:19 pm -
1 stop20h 16m
Thu 9/101:45 pm -
1 stop29h 10m
Deal found 8/10![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 10/34:12 pm -
1 stop19h 43m
Tue 10/69:15 am -
1 stop11h 51m
Deal found 8/11![Multiple Airlines logo]()
$334
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 August 11, 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 August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 10/34:12 pm -
1 stop19h 43m
Wed 10/141:45 pm -
1 stop29h 02m
Deal found 8/11![Multiple Airlines logo]()
$372
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:30 am -
1 stop12h 20m
Wed 10/218:40 pm -
1 stop27h 00m
Deal found 8/10![WestJet logo]()
$439
This Air Canada deal was found by Cheapflights users on 8/10. 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 9/810:00 am -
1 stop6h 50m
Tue 9/1512:30 pm -
1 stop8h 22m
Deal found 8/10![Air Canada logo]()
$453
This Delta deal was found by Cheapflights users on 8/10. 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 10/163:09 pm -
1 stop5h 50m
Wed 10/217:45 am -
1 stop7h 22m
Deal found 8/10![Delta logo]()
$539
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Fri 10/96:16 pm -
Nonstop3h 20m
Sun 10/187:00 am -
1 stop5h 41m
Deal found 8/8![United Airlines logo]()
$637
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 10/112:08 pm -
2 stops18h 52m
Sun 10/49:15 am -
1 stop11h 51m
Deal found 8/7![Multiple Airlines logo]()
$441
This Air Canada deal was found by Cheapflights users on 8/10. 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 9/710:00 am -
1 stop8h 51m
Mon 9/1412:30 pm -
1 stop8h 22m
Deal found 8/10![Air Canada logo]()
$453
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:30 am -
1 stop12h 20m
Mon 10/58:40 pm -
1 stop18h 15m
Deal found 8/10![WestJet logo]()
$479
This Air Canada deal was found by Cheapflights users on 8/10. 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 10/1610:00 am -
1 stop8h 50m
Wed 10/2112:30 pm -
1 stop8h 22m
Deal found 8/10![Air Canada logo]()
$453
This Delta deal was found by Cheapflights users on 8/8. 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 9/125:26 pm -
1 stop5h 33m
Tue 9/156:34 pm -
1 stop5h 05m
Deal found 8/8![Delta logo]()
$539
This Air Canada deal was found by Cheapflights users on 8/6. 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.
Wed 10/1410:00 am -
1 stop8h 50m
Wed 10/2112:30 pm -
1 stop8h 22m
Deal found 8/6![Air Canada logo]()
$453
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:50 pm -
1 stop28h 00m
Mon 9/288:40 pm -
1 stop18h 15m
Deal found 8/9![WestJet logo]()
$513
This Delta deal was found by Cheapflights users on 8/7. 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 11/96:00 am -
1 stop10h 05m
Thu 11/127:45 am -
1 stop7h 25m
Deal found 8/7![Delta logo]()
$539
This Mytrip deal was found by Cheapflights users on 8/7. 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.
Sat 9/52:50 pm -
2 stops13h 35m
Wed 9/98:40 pm -
1 stop18h 15m
Deal found 8/7![Multiple Airlines logo]()
$540
This Air Canada deal was found by Cheapflights users on 8/7. 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 10/210:00 am -
1 stop6h 50m
Mon 10/512:30 pm -
1 stop8h 22m
Deal found 8/7![Air Canada logo]()
$453
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:50 pm -
1 stop28h 00m
Mon 9/288:40 pm -
1 stop18h 15m
Deal found 8/10![WestJet logo]()
$526
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/210:04 am -
Nonstop3h 20m
Wed 9/93:53 pm -
Nonstop3h 36m
Deal found 8/7![United Airlines logo]()
$653
This Mytrip deal was found by Cheapflights users on 8/6. 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.
Sat 9/52:50 pm -
2 stops13h 35m
Mon 9/148:40 pm -
1 stop18h 15m
Deal found 8/6![Multiple Airlines logo]()
$547
This Air Canada deal was found by Cheapflights users on 8/6. 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 10/1910:00 am -
1 stop8h 50m
Wed 10/2112:30 pm -
1 stop8h 22m
Deal found 8/6![Air Canada logo]()
$453
This Delta deal was found by Cheapflights users on 8/9. 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 10/195:00 pm -
1 stop5h 59m
Sat 10/311:34 pm -
2 stops9h 35m
Deal found 8/9![Delta logo]()
$549
This Justfly.com deal was found by Cheapflights users on 8/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:35 pm -
1 stop25h 42m
Sun 11/296:10 pm -
1 stop18h 35m
Deal found 8/10![WestJet logo]()
$537
This Delta deal was found by Cheapflights users on 8/8. 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 10/92:21 pm -
1 stop7h 54m
Sat 10/179:40 am -
2 stops11h 22m
Deal found 8/8![Delta logo]()
$549
This Air Canada deal was found by Cheapflights users on 8/6. 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.
Sun 10/1810:00 am -
1 stop6h 50m
Mon 10/2612:30 pm -
1 stop10h 09m
Deal found 8/6![Air Canada logo]()
$483
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/310:04 am -
Nonstop3h 20m
Mon 9/76:10 am -
Nonstop3h 40m
Deal found 8/10![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 8/10. 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 11/56:09 am -
1 stop5h 10m
Tue 11/1012:15 pm -
2 stops11h 58m
Deal found 8/10![Delta logo]()
$549
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:50 pm -
1 stop28h 00m
Tue 9/158:40 pm -
1 stop18h 15m
Deal found 8/9![WestJet logo]()
$557
This Mytrip deal was found by Cheapflights users on 8/6. 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.
Thu 9/36:30 am -
2 stops15h 08m
Thu 9/106:05 am -
3 stops17h 35m
Deal found 8/6![Multiple Airlines logo]()
$628
This Delta deal was found by Cheapflights users on 8/9. 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 9/82:25 pm -
1 stop8h 34m
Tue 9/154:05 pm -
2 stops7h 34m
Deal found 8/9![Delta logo]()
$549
This Trip.com deal was found by Cheapflights users on 8/11. 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.
Sat 10/32:50 pm -
1 stop25h 25m
Wed 10/146:10 pm -
1 stop20h 45m
Deal found 8/11![WestJet logo]()
$574
This Mytrip deal was found by Cheapflights users on 8/7. 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.
Sun 8/306:30 am -
3 stops31h 38m
Sat 9/55:45 pm -
2 stops21h 10m
Deal found 8/7![Multiple Airlines logo]()
$636
Last-minute flights from Houston to OntarioDiscover last-minute flight deals from Houston to Ontario. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Ontario. Data last updated August 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/112:53 pm -
1 stop24h 32m
Fri 10/161:40 pm -
2 stops26h 25m
Deal found 8/8![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/54:19 pm -
1 stop20h 16m
Thu 9/101:45 pm -
1 stop29h 10m
Deal found 8/10![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/98:25 am -
1 stop28h 40m
Sat 9/126:30 am -
1 stop9h 47m
Deal found 8/10![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/99:04 pm -
2 stops40h 51m
Mon 9/141:30 pm -
1 stop26h 47m
Deal found 8/10![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/108:25 pm -
1 stop19h 15m
Mon 9/141:30 pm -
1 stop26h 47m
Deal found 8/7![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/116:50 pm -
1 stop18h 35m
Tue 9/151:45 pm -
1 stop21h 45m
Deal found 8/9![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/169:04 pm -
2 stops22h 51m
Mon 9/211:30 pm -
1 stop26h 47m
Deal found 8/9![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/198:25 am -
1 stop29h 35m
Mon 10/59:30 am -
1 stop30h 47m
Deal found 8/10![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/239:04 pm -
2 stops22h 51m
Mon 9/281:30 pm -
1 stop26h 47m
Deal found 8/8![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/248:25 am -
1 stop11h 30m
Mon 9/281:30 pm -
2 stops18h 47m
Deal found 8/9![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/258:25 am -
1 stop11h 30m
Mon 9/281:30 pm -
2 stops18h 47m
Deal found 8/7![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/268:25 am -
1 stop28h 40m
Mon 9/281:30 pm -
1 stop26h 47m
Deal found 8/9![Multiple Airlines logo]()
$302
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 August 11, 2026.
Search for one-way flight options from Houston to Ontario. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/248:25 am -
2 stops15h 00m
Deal found 8/8![Multiple Airlines logo]()
$165
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:30 am -
1 stop9h 45m
Deal found 8/10![WestJet logo]()
$192
This Trip.com deal was found by Cheapflights users on 8/8. 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.
Fri 10/236:30 am -
1 stop9h 45m
Deal found 8/8![WestJet logo]()
$193
This Justfly.com deal was found by Cheapflights users on 8/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:50 pm -
1 stop15h 15m
Deal found 8/10![WestJet logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/178:25 am -
2 stops15h 00m
Deal found 8/10![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 10/151:35 pm -
3 stops20h 40m
Deal found 8/6![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/311:35 pm -
3 stops26h 25m
Deal found 8/8![Multiple Airlines logo]()
$221
This Trip.com deal was found by Cheapflights users on 8/6. 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.
Wed 10/72:50 pm -
1 stop25h 25m
Deal found 8/6![WestJet logo]()
$224
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:30 am -
1 stop9h 45m
Deal found 8/9![WestJet logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 8/193:27 pm -
2 stops25h 48m
Deal found 8/6![Multiple Airlines logo]()
$229
This Trip.com deal was found by Cheapflights users on 8/10. 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.
Wed 11/256:20 pm -
1 stop20h 57m
Deal found 8/10![WestJet logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/14:32 pm -
2 stops27h 53m
Deal found 8/10![Multiple Airlines logo]()
$252
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 August 11, 2026.
Round-trip from | $287 (Kiwi.com) |
|---|---|
One-way from | $165 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $675 |
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 August 11, 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 Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Sat 10/3
4:12 pm-12:55 pm
1 stop19h 43m
Toronto Island
Wed 10/14
1:45 pm-5:47 pm
1 stop29h 02m
$372
HoustonToronto
IAH Houston George Bush Intcntl - YKF Toronto Region of Waterloo Intl
IAHYKF
Houston George Bush Intcntl
Fri 10/16
6:30 am-7:50 pm
1 stop12h 20m
Toronto Region of Waterloo Intl
Wed 10/21
8:40 pm-10:40 pm
1 stop27h 00m
$439
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Thu 10/1
12:08 pm-8:00 am
2 stops18h 52m
Toronto Island
Sun 10/4
9:15 am-8:06 pm
1 stop11h 51m
$441
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Tue 9/8
10:00 am-5:50 pm
1 stop6h 50m
Toronto Island
Tue 9/15
12:30 pm-7:52 pm
1 stop8h 22m
$453
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Mon 9/7
10:00 am-7:51 pm
1 stop8h 51m
Toronto Island
Mon 9/14
12:30 pm-7:52 pm
1 stop8h 22m
$453
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Fri 10/16
10:00 am-7:50 pm
1 stop8h 50m
Toronto Island
Wed 10/21
12:30 pm-7:52 pm
1 stop8h 22m
$453
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Wed 10/14
10:00 am-7:50 pm
1 stop8h 50m
Toronto Island
Wed 10/21
12:30 pm-7:52 pm
1 stop8h 22m
$453
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Fri 10/2
10:00 am-5:50 pm
1 stop6h 50m
Toronto Island
Mon 10/5
12:30 pm-7:52 pm
1 stop8h 22m
$453
HoustonToronto
IAH Houston George Bush Intcntl - YTZ Toronto Island
IAHYTZ
Houston George Bush Intcntl
Mon 10/19
10:00 am-7:50 pm
1 stop8h 50m
Toronto Island
Wed 10/21
12:30 pm-7:52 pm
1 stop8h 22m
$453
HoustonToronto
IAH Houston George Bush Intcntl - YKF Toronto Region of Waterloo Intl
IAHYKF
Houston George Bush Intcntl
Fri 10/2
6:30 am-7:50 pm
1 stop12h 20m
Toronto Region of Waterloo Intl
Mon 10/5
8:40 pm-1:55 pm
1 stop18h 15m
$479
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-YUL
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, September is the cheapest month in which you can book a flight from Houston to Region of Ontario (average of $542). Flying from Houston to Region of Ontario in February is currently the most expensive (average of $711). 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 August 11, 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?
Airfare is below average for this route at the moment.
Houston to Region of Ontario flights typically cost between $545 and $876 in September.The cheapest round-trip price found within the last 5 days was $287 on Multiple Airlines (Sep 9-Sep 12).
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.
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 August 11, 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.
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
Comfort
7.8
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentStacey-Ann,Aug 2023
IAH - ATL
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
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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 August 11, 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$552 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$262 | Average$299 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$705 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$291 | Average$824 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$315 | Average$511 | FlexibilityNo cancel fee | On-time71% |