$113+ 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YYZ
Mar 13 — Mar 201
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 February 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 February 11, 2026.
This Mytrip deal was found by Cheapflights users on 2/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:35 am
IAH
- YYZ
1 stop11h 20m
Multiple Airlines
Tue 4/73:40 pm
YYZ
- IAH
1 stop9h 19m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 5/56:57 pm
IAH
- YYZ
1 stop24h 08m
Multiple Airlines
Mon 5/117:10 am
YYZ
- IAH
1 stop26h 28m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 5/56:57 pm
IAH
- YYZ
1 stop24h 08m
Multiple Airlines
Tue 5/127:45 am
YYZ
- IAH
1 stop25h 53m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/126:57 pm
IAH
- YYZ
1 stop24h 08m
Multiple Airlines
Mon 5/188:10 am
YYZ
- IAH
1 stop8h 22m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Fri 4/1011:42 am
IAH
- YYZ
1 stop10h 38m
Multiple Airlines
Sun 4/123:40 pm
YYZ
- IAH
1 stop18h 00m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/259:40 pm
IAH
- YYZ
1 stop25h 34m
Multiple Airlines
Mon 3/23:40 pm
YYZ
- IAH
1 stop17h 20m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/254:11 pm
IAH
- YYZ
1 stop7h 03m
Multiple Airlines
Tue 3/313:40 pm
YYZ
- IAH
1 stop9h 19m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Wed 3/117:21 am
IAH
- YYZ
1 stop14h 59m
Multiple Airlines
Tue 3/173:40 pm
YYZ
- IAH
1 stop18h 00m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 3/109:40 pm
IAH
- YYZ
1 stop25h 34m
Multiple Airlines
Tue 3/173:40 pm
YYZ
- IAH
1 stop18h 00m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/239:41 am
IAH
- YUL
1 stop29h 47m
Multiple Airlines
Mon 4/278:00 am
YUL
- IAH
1 stop25h 45m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Sun 3/18:18 pm
IAH
- YYZ
1 stop26h 56m
Multiple Airlines
Sun 3/88:00 pm
YYZ
- IAH
1 stop16h 11m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/239:41 am
IAH
- YUL
1 stop29h 47m
Multiple Airlines
Tue 5/126:45 am
YUL
- IAH
2 stops14h 53m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$276
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 February 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 February 11, 2026.
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Mon 3/306:20 am
YKF
- IAH
1 stop12h 10m
WestJet
Deal found 2/8![WestJet logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/178:00 am
IAH
- YYZ
1 stop10h 55m
Multiple Airlines
Sun 3/228:20 pm
YYZ
- IAH
1 stop12h 09m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 2/9. 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 3/92:59 pm
IAH
- YYZ
1 stop7h 10m
Delta
Mon 3/166:49 pm
YYZ
- IAH
1 stop15h 21m
Delta
Deal found 2/9![Delta logo]()
$551
This Air Canada deal was found by Cheapflights users on 2/10. 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.
Wed 3/117:10 am
IAH
- YYZ
Nonstop3h 10m
Air Canada
Tue 3/178:15 am
YYZ
- IAH
Nonstop3h 54m
Air Canada
Deal found 2/10![Air Canada logo]()
$568
This FlightHub deal was found by Cheapflights users on 2/10. 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.
Wed 3/256:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Tue 3/316:20 am
YKF
- IAH
1 stop12h 10m
WestJet
Deal found 2/10![WestJet logo]()
$287
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:14 am
HOU
- YYZ
1 stop5h 05m
American Airlines
Wed 3/186:10 am
YYZ
- HOU
1 stop6h 38m
American Airlines
Deal found 2/10![American Airlines logo]()
$575
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/239:41 am
IAH
- YUL
1 stop29h 47m
Multiple Airlines
Thu 5/77:20 pm
YUL
- IAH
2 stops38h 25m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Fri 4/175:05 am
IAH
- YUL
2 stops10h 23m
Multiple Airlines
Sun 4/198:00 am
YUL
- IAH
1 stop25h 33m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$313
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Mon 4/278:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 2/8![WestJet logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 4/86:46 am
IAH
- YTZ
1 stop11h 09m
Multiple Airlines
Tue 4/149:15 am
YTZ
- IAH
1 stop26h 27m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$316
This Trip.com deal was found by Cheapflights users on 2/8. 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 4/36:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Mon 4/66:20 am
YKF
- IAH
1 stop12h 10m
WestJet
Deal found 2/8![WestJet logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 2/276:51 pm
IAH
- YTZ
1 stop19h 41m
Multiple Airlines
Mon 3/28:55 am
YTZ
- IAH
1 stop14h 49m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Fri 5/154:02 pm
IAH
- YUL
2 stops31h 23m
Multiple Airlines
Tue 5/196:55 pm
YUL
- IAH
1 stop21h 35m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$320
This oojo deal was found by Cheapflights users on 2/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Mon 5/258:40 pm
YKF
- IAH
1 stop27h 00m
WestJet
Deal found 2/9![WestJet logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/124:51 pm
IAH
- YTZ
1 stop19h 51m
Multiple Airlines
Wed 3/183:00 pm
YTZ
- IAH
2 stops8h 56m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$321
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Mon 5/118:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 2/10![WestJet logo]()
$354
This Delta deal was found by Cheapflights users on 2/9. 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.
Sun 3/85:25 am
IAH
- YYZ
1 stop4h 58m
Delta
Mon 3/166:49 pm
YYZ
- IAH
1 stop15h 21m
Delta
Deal found 2/9![Delta logo]()
$551
This Air Canada deal was found by Cheapflights users on 2/10. 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.
Sat 7/117:20 am
IAH
- YYZ
Nonstop3h 17m
Air Canada
Sat 7/112:00 pm
YYZ
- IAH
1 stop6h 38m
Air Canada
Deal found 2/10![Air Canada logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 4/86:27 pm
IAH
- YUL
1 stop29h 18m
Multiple Airlines
Mon 4/138:00 am
YUL
- IAH
1 stop25h 40m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$325
This Trip.com deal was found by Cheapflights users on 2/10. 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.
Mon 6/16:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Thu 6/48:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 2/10![WestJet logo]()
$365
This Delta deal was found by Cheapflights users on 2/9. 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.
Sat 3/75:30 am
IAH
- YYZ
1 stop4h 48m
Delta
Mon 3/166:49 pm
YYZ
- IAH
1 stop15h 21m
Delta
Deal found 2/9![Delta logo]()
$551
This Mytrip deal was found by Cheapflights users on 2/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:19 pm
IAH
- YTZ
1 stop14h 16m
Multiple Airlines
Tue 3/317:35 am
YTZ
- IAH
3 stops26h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$331
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Mon 3/26:20 am
YKF
- IAH
1 stop12h 10m
WestJet
Deal found 2/10![WestJet logo]()
$370
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 5/267:00 am
IAH
- YYZ
2 stops10h 05m
Delta
Sat 5/306:00 am
YYZ
- IAH
1 stop10h 52m
Delta
Deal found 2/10![Delta logo]()
$572
This FlightHub deal was found by Cheapflights users on 2/10. 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.
Tue 6/22:50 pm
IAH
- YKF
1 stop28h 00m
WestJet
Fri 6/58:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 2/10![WestJet logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/127:05 am
IAH
- YTZ
1 stop7h 05m
Multiple Airlines
Mon 5/188:30 pm
YTZ
- IAH
1 stop20h 00m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 5/267:00 am
IAH
- YYZ
2 stops10h 05m
Delta
Wed 6/37:55 am
YYZ
- IAH
1 stop9h 57m
Delta
Deal found 2/10![Delta logo]()
$572
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:50 pm
IAH
- YKF
1 stop28h 00m
WestJet
Mon 5/188:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 2/8![WestJet logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 3/107:38 pm
IAH
- YTZ
1 stop13h 57m
Multiple Airlines
Tue 3/173:00 pm
YTZ
- IAH
2 stops8h 56m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 2/9. 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.
Wed 3/115:22 pm
HOU
- YYZ
1 stop5h 35m
Delta
Mon 3/166:10 am
YYZ
- HOU
1 stop8h 18m
Delta
Deal found 2/9![Delta logo]()
$574
Last-minute flights from Houston to OntarioDiscover last-minute flight deals from Houston to Ontario. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Ontario. Data last updated February 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/249:40 pm
IAH
- YYZ
1 stop25h 34m
Multiple Airlines
Mon 3/97:00 am
YYZ
- IAH
1 stop9h 41m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 2/259:40 pm
IAH
- YYZ
1 stop25h 34m
Multiple Airlines
Mon 3/23:40 pm
YYZ
- IAH
1 stop17h 20m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Sun 3/18:18 pm
IAH
- YYZ
1 stop26h 56m
Multiple Airlines
Sun 3/88:00 pm
YYZ
- IAH
1 stop16h 11m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 3/109:40 pm
IAH
- YYZ
1 stop25h 34m
Multiple Airlines
Tue 3/173:40 pm
YYZ
- IAH
1 stop18h 00m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Wed 3/117:21 am
IAH
- YYZ
1 stop14h 59m
Multiple Airlines
Tue 3/173:40 pm
YYZ
- IAH
1 stop18h 00m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/114:22 pm
IAH
- YYZ
1 stop29h 58m
Multiple Airlines
Wed 3/183:40 pm
YYZ
- IAH
1 stop9h 19m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/129:36 am
IAH
- YYZ
1 stop12h 44m
Multiple Airlines
Mon 3/238:20 pm
YYZ
- IAH
1 stop14h 58m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/129:36 am
IAH
- YYZ
1 stop12h 44m
Multiple Airlines
Wed 3/183:40 pm
YYZ
- IAH
1 stop25h 16m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/254:11 pm
IAH
- YYZ
1 stop7h 03m
Multiple Airlines
Tue 3/313:40 pm
YYZ
- IAH
1 stop9h 19m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$265
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Mon 3/306:20 am
YKF
- IAH
1 stop12h 10m
WestJet
Deal found 2/8![WestJet logo]()
$282
This FlightHub deal was found by Cheapflights users on 2/10. 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.
Wed 3/256:20 pm
IAH
- YKF
1 stop10h 09m
WestJet
Tue 3/316:20 am
YKF
- IAH
1 stop12h 10m
WestJet
Deal found 2/10![WestJet logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/257:19 pm
IAH
- YTZ
1 stop14h 16m
Multiple Airlines
Tue 3/312:10 pm
YTZ
- IAH
2 stops10h 49m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$305
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 February 11, 2026.
Search for one-way flight options from Houston to Ontario. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/256:27 pm
IAH
- YUL
1 stop20h 53m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 4/1512:27 pm
IAH
- YUL
2 stops28h 18m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 4/169:41 am
IAH
- YUL
1 stop29h 47m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Fri 4/311:42 am
IAH
- YUL
1 stop27h 46m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/47:35 am
IAH
- YUL
1 stop7h 53m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 4/1412:27 pm
IAH
- YUL
2 stops33h 18m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Mon 4/209:27 am
IAH
- YUL
2 stops31h 48m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Fri 4/175:05 am
IAH
- YUL
2 stops10h 23m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/86:46 am
IAH
- YUL
2 stops14h 59m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$143
This Trip.com deal was found by Cheapflights users on 2/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:46 am
IAH
- YHM
1 stop8h 14m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/76:46 am
IAH
- YUL
1 stop8h 39m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 5/275:33 pm
IAH
- YTZ
1 stop25h 42m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$157
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 February 11, 2026.
Round-trip from | $240 (Mytrip) |
|---|---|
One-way from | $113 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $681 |
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 February 11, 2026.
Use the filters below to find and compare flights from Houston to Ontario that are best for you.
Fly from
Houston
Fly to
Ontario
Route
Depart
Return
Price
HoustonToronto
IAH - YKF
IAHYKF
Houston George Bush Intcntl
Wed 3/25
6:20 pm-5:29 am
1 stop10h 09m
Toronto Region of Waterloo Intl
Mon 3/30
6:20 am-5:30 pm
1 stop12h 10m
$282
HoustonToronto
IAH - YKF
IAHYKF
Houston George Bush Intcntl
Wed 3/25
6:20 pm-5:29 am
1 stop10h 09m
Toronto Region of Waterloo Intl
Tue 3/31
6:20 am-5:30 pm
1 stop12h 10m
$287
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Tue 3/17
8:00 am-7:55 pm
1 stop10h 55m
Toronto Pearson Intl
Sun 3/22
8:20 pm-7:29 am
1 stop12h 09m
$299
HoustonMontreal
IAH - YUL
IAHYUL
Houston George Bush Intcntl
Thu 4/23
9:41 am-4:28 pm
1 stop29h 47m
Montreal Pierre Elliott Trudeau Intl
Thu 5/7
7:20 pm-8:45 am
2 stops38h 25m
$302
HoustonMontreal
IAH - YUL
IAHYUL
Houston George Bush Intcntl
Fri 4/17
5:05 am-4:28 pm
2 stops10h 23m
Montreal Pierre Elliott Trudeau Intl
Sun 4/19
8:00 am-8:33 am
1 stop25h 33m
$313
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Wed 4/8
6:46 am-6:55 pm
1 stop11h 09m
Toronto Island
Tue 4/14
9:15 am-10:42 am
1 stop26h 27m
$316
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Fri 2/27
6:51 pm-3:32 pm
1 stop19h 41m
Toronto Island
Mon 3/2
8:55 am-10:44 pm
1 stop14h 49m
$317
HoustonMontreal
IAH - YUL
IAHYUL
Houston George Bush Intcntl
Fri 5/15
4:02 pm-12:25 am
2 stops31h 23m
Montreal Pierre Elliott Trudeau Intl
Tue 5/19
6:55 pm-3:30 pm
1 stop21h 35m
$320
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Thu 3/12
4:51 pm-1:42 pm
1 stop19h 51m
Toronto Island
Wed 3/18
3:00 pm-10:56 pm
2 stops8h 56m
$321
HoustonToronto
IAH - YKF
IAHYKF
Houston George Bush Intcntl
Fri 4/24
6:20 pm-5:29 am
1 stop10h 09m
Toronto Region of Waterloo Intl
Mon 4/27
8:40 pm-1:55 pm
1 stop18h 15m
$323
Showing 1-10 of 60 results
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-YKF
IAH-YTZ
HOU-YYZ
IAH-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-YKF
IAH-YTZ
HOU-YYZ
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 $118). Flying from Houston to Region of Ontario in September is currently the most expensive (average of $278). 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 February 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?
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 February 11, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines 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
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - 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
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 February 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 4 airlines flying from Houston to Ontario
Discover the top 4 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$498 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$249 | Average$630 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$250 | Average$745 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$453 | Average$532 | FlexibilityNo cancel fee | On-time71% |