$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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — YYZ
Jun 6 — Jun 131
Round-trip
1 adult, Economy
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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 May 7, 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 May 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/31:29 pm
IAH
- YYZ
1 stop26h 16m
Multiple Airlines
Wed 6/249:55 am
YYZ
- IAH
1 stop11h 03m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 5/308:12 pm
IAH
- YTZ
1 stop15h 58m
Multiple Airlines
Mon 6/81:45 pm
YTZ
- IAH
2 stops42h 38m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Thu 5/288:02 pm
IAH
- YTZ
2 stops20h 33m
Multiple Airlines
Wed 6/38:45 am
YTZ
- IAH
1 stop11h 32m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/228:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Tue 7/286:30 am
YYZ
- IAH
2 stops41h 09m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/239:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Thu 6/258:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 7/228:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Mon 7/271:30 pm
YYZ
- IAH
2 stops42h 50m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:29 am
IAH
- YYZ
1 stop28h 36m
Multiple Airlines
Mon 6/89:50 am
YYZ
- IAH
1 stop23h 57m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Tue 8/47:24 pm
IAH
- YYZ
1 stop23h 41m
Multiple Airlines
Tue 8/119:30 am
YYZ
- IAH
1 stop30h 20m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/58:39 am
IAH
- YYZ
1 stop28h 26m
Multiple Airlines
Mon 6/89:50 am
YYZ
- IAH
2 stops22h 33m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/2010:52 am
IAH
- YTZ
2 stops25h 08m
Multiple Airlines
Tue 6/238:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Tue 9/81:41 pm
IAH
- YYZ
1 stop29h 28m
Multiple Airlines
Wed 9/169:30 am
YYZ
- IAH
1 stop30h 36m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/308:12 pm
IAH
- YTZ
1 stop15h 58m
Multiple Airlines
Fri 6/51:50 pm
YTZ
- IAH
2 stops18h 44m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$375
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 May 7, 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 May 7, 2026.
This FlightHub deal was found by Cheapflights users on 5/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Sun 5/318:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 5/2![WestJet logo]()
$490
This Delta deal was found by Cheapflights users on 5/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:00 am
IAH
- YUL
1 stop10h 53m
Delta
Sat 10/39:28 am
YUL
- IAH
1 stop11h 06m
Delta
Deal found 5/3![Delta logo]()
$592
This Air Canada deal was found by Cheapflights users on 5/2. 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.
Fri 7/3110:00 am
IAH
- YTZ
1 stop6h 51m
Air Canada
Wed 8/512:30 pm
YTZ
- IAH
1 stop8h 08m
Air Canada
Deal found 5/2![Air Canada logo]()
$610
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:10 am
IAH
- YYZ
1 stop8h 36m
United Airlines
Sat 6/136:10 am
YYZ
- IAH
Nonstop3h 42m
United Airlines
Deal found 5/6![United Airlines logo]()
$619
This Mytrip deal was found by Cheapflights users on 5/2. 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.
Thu 5/286:30 am
IAH
- YHM
1 stop9h 45m
Multiple Airlines
Wed 6/37:55 pm
YHM
- IAH
1 stop19h 00m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$675
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:02 pm
HOU
- YYZ
1 stop5h 56m
Delta
Sun 5/316:15 am
YYZ
- HOU
1 stop6h 56m
Delta
Deal found 5/6![Delta logo]()
$617
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:04 am
IAH
- YYZ
1 stop5h 45m
United Airlines
Fri 6/123:53 pm
YYZ
- IAH
Nonstop3h 35m
United Airlines
Deal found 5/6![United Airlines logo]()
$619
This Trip.com deal was found by Cheapflights users on 5/4. 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 7/206:30 am
IAH
- YHM
1 stop9h 45m
WestJet
Fri 7/246:10 pm
YHM
- IAH
1 stop20h 45m
WestJet
Deal found 5/4![WestJet logo]()
$633
This Mytrip deal was found by Cheapflights users on 5/4. 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.
Tue 6/26:30 am
IAH
- YHM
1 stop15h 43m
Multiple Airlines
Wed 6/37:55 pm
YHM
- IAH
1 stop19h 00m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 5/1. 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 6/96:38 pm
IAH
- YUL
1 stop13h 01m
Delta
Sun 6/146:50 pm
YUL
- IAH
1 stop6h 06m
Delta
Deal found 5/1![Delta logo]()
$621
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:05 am
IAH
- YYZ
1 stop8h 51m
United Airlines
Sat 6/2711:00 am
YYZ
- IAH
1 stop7h 20m
United Airlines
Deal found 5/6![United Airlines logo]()
$635
This Justfly.com deal was found by Cheapflights users on 5/4. 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.
Mon 10/56:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Wed 10/78:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 5/4![WestJet logo]()
$670
This Delta deal was found by Cheapflights users on 5/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:00 am
IAH
- YYZ
1 stop13h 19m
Delta
Sat 8/17:55 am
YYZ
- IAH
1 stop9h 49m
Delta
Deal found 5/3![Delta logo]()
$622
This Mytrip deal was found by Cheapflights users on 5/4. 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 7/232:50 pm
IAH
- YHM
3 stops25h 35m
Multiple Airlines
Mon 7/278:35 pm
YHM
- IAH
2 stops18h 20m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$705
This United Airlines deal was found by Cheapflights users on 5/4. 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 7/3110:04 am
IAH
- YYZ
Nonstop3h 20m
United Airlines
Wed 8/56:10 am
YYZ
- IAH
Nonstop3h 42m
United Airlines
Deal found 5/4![United Airlines logo]()
$654
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:08 pm
HOU
- YYZ
1 stop5h 50m
Delta
Tue 6/236:15 am
YYZ
- HOU
1 stop6h 57m
Delta
Deal found 5/6![Delta logo]()
$635
This FlightHub deal was found by Cheapflights users on 5/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:50 pm
IAH
- YKF
1 stop28h 00m
WestJet
Sun 5/318:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 5/6![WestJet logo]()
$700
This Mytrip deal was found by Cheapflights users on 5/5. 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 7/152:50 pm
IAH
- YHM
3 stops30h 19m
Multiple Airlines
Tue 7/217:00 am
YHM
- IAH
2 stops31h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$713
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Sun 8/26:25 pm
IAH
- YYZ
Nonstop3h 19m
United Airlines
Tue 8/116:10 am
YYZ
- IAH
Nonstop3h 40m
United Airlines
Deal found 5/4![United Airlines logo]()
$655
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/910:09 am
HOU
- YYZ
1 stop6h 10m
Delta
Tue 6/161:40 pm
YYZ
- HOU
1 stop9h 03m
Delta
Deal found 5/6![Delta logo]()
$635
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:25 pm
IAH
- YYZ
Nonstop3h 19m
United Airlines
Tue 6/23:53 pm
YYZ
- IAH
Nonstop3h 35m
United Airlines
Deal found 5/6![United Airlines logo]()
$658
This oojo deal was found by Cheapflights users on 5/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:50 pm
IAH
- YKF
1 stop28h 00m
WestJet
Fri 9/118:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 5/6![WestJet logo]()
$734
This Mytrip deal was found by Cheapflights users on 5/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:30 am
IAH
- YHM
1 stop15h 43m
Multiple Airlines
Tue 8/47:00 am
YHM
- IAH
2 stops16h 40m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$762
This Delta deal was found by Cheapflights users on 5/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:10 pm
HOU
- YYZ
1 stop7h 49m
Delta
Tue 6/1610:00 am
YYZ
- HOU
2 stops12h 43m
Delta
Deal found 5/6![Delta logo]()
$645
This United Airlines deal was found by Cheapflights users on 5/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/28:05 am
IAH
- YYZ
1 stop6h 41m
United Airlines
Sat 7/116:10 am
YYZ
- IAH
Nonstop3h 42m
United Airlines
Deal found 5/3![United Airlines logo]()
$664
This Mytrip deal was found by Cheapflights users on 5/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:50 pm
IAH
- YKF
1 stop13h 30m
Multiple Airlines
Sun 7/266:05 am
YKF
- IAH
1 stop17h 35m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$764
This Delta deal was found by Cheapflights users on 5/2. 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.
Sat 6/66:00 am
HOU
- YYZ
1 stop5h 19m
Delta
Sun 6/71:40 pm
YYZ
- HOU
1 stop9h 03m
Delta
Deal found 5/2![Delta logo]()
$648
This Mytrip deal was found by Cheapflights users on 5/5. 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.
Tue 6/306:30 am
IAH
- YKF
1 stop12h 20m
WestJet
Thu 7/28:40 pm
YKF
- IAH
1 stop18h 15m
WestJet
Deal found 5/5![WestJet logo]()
$788
This United Airlines deal was found by Cheapflights users on 5/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:10 am
IAH
- YYZ
1 stop6h 32m
United Airlines
Wed 6/246:10 am
YYZ
- IAH
Nonstop3h 42m
United Airlines
Deal found 5/2![United Airlines logo]()
$664
This Mytrip deal was found by Cheapflights users on 5/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:50 pm
IAH
- YKF
1 stop13h 30m
Multiple Airlines
Wed 8/58:40 pm
YKF
- IAH
1 stop18h 15m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$775
Last-minute flights from Houston to OntarioDiscover last-minute flight deals from Houston to Ontario. Data last updated May 7, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Ontario. Data last updated May 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Thu 5/288:02 pm
IAH
- YTZ
2 stops20h 33m
Multiple Airlines
Wed 6/38:45 am
YTZ
- IAH
1 stop11h 32m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 5/308:12 pm
IAH
- YTZ
1 stop15h 58m
Multiple Airlines
Mon 6/81:45 pm
YTZ
- IAH
2 stops42h 38m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/308:12 pm
IAH
- YTZ
1 stop15h 58m
Multiple Airlines
Fri 6/51:50 pm
YTZ
- IAH
2 stops18h 44m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:29 am
IAH
- YYZ
1 stop28h 36m
Multiple Airlines
Mon 6/89:50 am
YYZ
- IAH
1 stop23h 57m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/26:00 am
IAH
- YYZ
2 stops15h 02m
Multiple Airlines
Wed 6/39:30 am
YYZ
- IAH
1 stop30h 43m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/31:29 pm
IAH
- YYZ
1 stop26h 16m
Multiple Airlines
Wed 6/249:55 am
YYZ
- IAH
1 stop11h 03m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Thu 6/48:02 pm
IAH
- YYZ
2 stops41h 03m
Multiple Airlines
Tue 6/169:50 am
YYZ
- IAH
1 stop23h 57m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/58:39 am
IAH
- YYZ
1 stop28h 26m
Multiple Airlines
Mon 6/89:50 am
YYZ
- IAH
2 stops22h 33m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/198:55 pm
IAH
- YTZ
2 stops15h 05m
Multiple Airlines
Tue 6/238:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/2010:52 am
IAH
- YTZ
2 stops25h 08m
Multiple Airlines
Tue 6/238:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/239:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Thu 6/258:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/239:58 pm
IAH
- YTZ
1 stop14h 07m
Multiple Airlines
Fri 6/268:50 am
YTZ
- IAH
1 stop13h 02m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$380
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 May 7, 2026.
Search for one-way flight options from Houston to Ontario. Find affordable one-way fares based on user searches. Data last updated May 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Tue 9/226:42 pm
IAH
- YUL
2 stops16h 28m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$207
This Justfly.com deal was found by Cheapflights users on 5/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:30 am
IAH
- YHM
1 stop9h 45m
WestJet
Deal found 5/2![WestJet logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 8/106:14 pm
IAH
- YTZ
2 stops20h 46m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/198:20 am
IAH
- YYZ
1 stop28h 45m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/1712:34 pm
IAH
- YUL
3 stops34h 51m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Thu 6/186:30 am
IAH
- YTZ
2 stops29h 30m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Thu 7/1610:08 pm
IAH
- YYZ
2 stops23h 37m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Thu 5/287:01 pm
HOU
- YTZ
2 stops40h 59m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 5/275:45 am
IAH
- YYZ
2 stops31h 20m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$228
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Sat 6/2011:08 am
IAH
- YYZ
1 stop11h 15m
American Airlines
Deal found 5/2![American Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/89:10 am
HOU
- YYZ
2 stops11h 45m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 6/155:45 am
IAH
- YTZ
2 stops30h 15m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$230
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 May 7, 2026.
Round-trip from | $308 (Kiwi.com) |
|---|---|
One-way from | $207 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $598 |
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 May 7, 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 - YKF
IAHYKF
Houston George Bush Intcntl
Wed 5/27
6:30 am-7:50 pm
1 stop12h 20m
Toronto Region of Waterloo Intl
Sun 5/31
8:40 pm-1:55 pm
1 stop18h 15m
$490
HoustonMontreal
IAH - YUL
IAHYUL
Houston George Bush Intcntl
Wed 9/30
7:00 am-6:53 pm
1 stop10h 53m
Montreal Pierre Elliott Trudeau Intl
Sat 10/3
9:28 am-7:34 pm
1 stop11h 06m
$592
HoustonToronto
IAH - YTZ
IAHYTZ
Houston George Bush Intcntl
Fri 7/31
10:00 am-5:51 pm
1 stop6h 51m
Toronto Island
Wed 8/5
12:30 pm-7:38 pm
1 stop8h 08m
$610
HoustonToronto
HOU - YYZ
HOUYYZ
Houston Hobby
Wed 5/27
5:02 pm-11:58 pm
1 stop5h 56m
Toronto Pearson Intl
Sun 5/31
6:15 am-12:11 pm
1 stop6h 56m
$617
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Mon 6/8
6:10 am-3:46 pm
1 stop8h 36m
Toronto Pearson Intl
Sat 6/13
6:10 am-8:52 am
Nonstop3h 42m
$619
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Fri 6/5
5:04 am-11:49 am
1 stop5h 45m
Toronto Pearson Intl
Fri 6/12
3:53 pm-6:28 pm
Nonstop3h 35m
$619
HoustonMontreal
IAH - YUL
IAHYUL
Houston George Bush Intcntl
Tue 6/9
6:38 pm-8:39 am
1 stop13h 01m
Montreal Pierre Elliott Trudeau Intl
Sun 6/14
6:50 pm-11:56 pm
1 stop6h 06m
$621
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Tue 7/7
7:00 am-9:19 pm
1 stop13h 19m
Toronto Pearson Intl
Sat 8/1
7:55 am-4:44 pm
1 stop9h 49m
$622
HoustonHamilton
IAH - YHM
IAHYHM
Houston George Bush Intcntl
Mon 7/20
6:30 am-5:15 pm
1 stop9h 45m
Hamilton
Fri 7/24
6:10 pm-1:55 pm
1 stop20h 45m
$633
HoustonToronto
IAH - YYZ
IAHYYZ
Houston George Bush Intcntl
Wed 6/24
8:05 am-5:56 pm
1 stop8h 51m
Toronto Pearson Intl
Sat 6/27
11:00 am-5:20 pm
1 stop7h 20m
$635
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-YUL
IAH-YHM
IAH-YTZ
IAH-YYZ
HOU-YTZ
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-YUL
IAH-YHM
IAH-YTZ
IAH-YYZ
How far ahead should I book a flight from Houston to Region of Ontario?
Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Houston to Region of Ontario?
Currently, 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 September is currently the most expensive (average of $257). 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 May 7, 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 May 7, 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.
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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 May 7, 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 May 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$294 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$552 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$263 | Average$649 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$269 | Average$786 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$315 | Average$511 | FlexibilityNo cancel fee | On-time71% |