$132+ Cheap flights from Austin (AUS) 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — YYZ
Aug 29 — Sep 51
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Ontario with Cheapflights
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Cheapest flights from Austin to OntarioExplore the most affordable flight options available from Austin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
Explore the most affordable flight options available from Austin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
This FlightHub deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/184:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Thu 8/2012:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/28![Porter Airlines logo]()
$247
This iWofly deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Tue 8/2512:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/27![Porter Airlines logo]()
$252
This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Multiple Airlines
Wed 8/268:15 am
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Thu 8/2712:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/27![Porter Airlines logo]()
$270
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/184:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Thu 8/2712:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/25![Porter Airlines logo]()
$271
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Mon 8/2412:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/25![Porter Airlines logo]()
$273
This Flybillet deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:25 pm
AUS
- YYZ
Nonstop3h 25m
Multiple Airlines
Thu 8/208:15 am
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$275
This Mytrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/184:25 pm
AUS
- YYZ
Nonstop3h 25m
Multiple Airlines
Thu 8/2712:55 pm
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$281
This Flightnetwork deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Mon 8/2412:30 pm
YTZ
- AUS
1 stop8h 42m
Air Canada
Deal found 7/26![Air Canada logo]()
$303
This Air Canada deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/1810:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Thu 8/2010:45 am
YTZ
- AUS
1 stop10h 27m
Air Canada
Deal found 7/28![Air Canada logo]()
$336
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/1610:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Thu 8/206:50 am
YTZ
- AUS
1 stop14h 22m
Air Canada
Deal found 7/25![Air Canada logo]()
$363
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Sat 8/2912:30 pm
YTZ
- AUS
1 stop8h 42m
Air Canada
Deal found 7/29![Air Canada logo]()
$382
Best flights from Austin to OntarioDiscover carefully curated flight deals from Austin to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
Discover carefully curated flight deals from Austin to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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.
Sat 8/159:00 am
AUS
- YYZ
1 stop7h 11m
United Airlines
Thu 8/2010:15 am
YYZ
- AUS
1 stop7h 09m
United Airlines
Deal found 7/25![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:34 pm
AUS
- YYZ
1 stop7h 25m
Delta
Sun 8/306:10 am
YYZ
- AUS
1 stop5h 45m
Delta
Deal found 7/29![Delta logo]()
$351
This United deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:32 pm
AUS
- YYZ
1 stop15h 22m
Multiple Airlines
Mon 8/248:15 am
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$362
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/245:20 pm
AUS
- YTZ
1 stop15h 58m
Air Canada
Thu 8/2712:30 pm
YTZ
- AUS
1 stop8h 42m
Air Canada
Deal found 7/25![Air Canada logo]()
$453
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:45 am
AUS
- YOW
2 stops11h 35m
American Airlines
Wed 8/268:40 am
YOW
- AUS
2 stops11h 41m
American Airlines
Deal found 7/30![American Airlines logo]()
$565
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:25 pm
AUS
- YOW
1 stop7h 00m
Porter Airlines
Wed 8/268:55 pm
YOW
- AUS
1 stop19h 30m
Porter Airlines
Deal found 7/30![Porter Airlines logo]()
$654
This United deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:35 am
AUS
- YYZ
1 stop16h 24m
Multiple Airlines
Mon 8/312:00 pm
YYZ
- AUS
1 stop7h 12m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/2412:55 pm
AUS
- YYZ
1 stop7h 37m
United Airlines
Sat 8/294:18 pm
YYZ
- AUS
1 stop8h 36m
United Airlines
Deal found 7/27![United Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:15 am
AUS
- YYZ
1 stop8h 04m
Delta
Mon 8/316:10 am
YYZ
- AUS
1 stop9h 42m
Delta
Deal found 7/29![Delta logo]()
$377
This United deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:35 am
AUS
- YYZ
1 stop8h 11m
Multiple Airlines
Mon 8/248:15 am
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/242:24 pm
AUS
- YYZ
2 stops8h 30m
United Airlines
Mon 8/312:45 pm
YYZ
- AUS
2 stops9h 29m
United Airlines
Deal found 7/26![United Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/266:30 am
AUS
- YYZ
1 stop9h 49m
Delta
Wed 9/26:00 am
YYZ
- AUS
1 stop11h 52m
Delta
Deal found 7/27![Delta logo]()
$404
This Gotogate deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Tue 8/2512:15 pm
YTZ
- AUS
1 stop11h 50m
Air Canada
Deal found 7/27![Air Canada logo]()
$454
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:55 pm
AUS
- YYZ
1 stop7h 37m
United Airlines
Sat 8/297:00 am
YYZ
- AUS
2 stops9h 26m
United Airlines
Deal found 7/29![United Airlines logo]()
$409
This United deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:05 pm
AUS
- YTZ
1 stop5h 51m
Multiple Airlines
Thu 8/2010:45 am
YTZ
- AUS
1 stop10h 27m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$465
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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.
Sat 8/155:32 pm
AUS
- YYZ
1 stop5h 27m
United Airlines
Sun 8/162:45 pm
YYZ
- AUS
1 stop9h 20m
United Airlines
Deal found 7/25![United Airlines logo]()
$431
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Sat 9/58:20 am
YTZ
- AUS
2 stops12h 52m
Air Canada
Deal found 7/29![Air Canada logo]()
$524
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 am
AUS
- YYZ
2 stops9h 16m
United Airlines
Sun 8/309:44 am
YYZ
- AUS
1 stop6h 20m
United Airlines
Deal found 7/29![United Airlines logo]()
$436
This United deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:35 am
AUS
- YTZ
1 stop9h 18m
Multiple Airlines
Mon 8/3112:30 pm
YTZ
- AUS
1 stop8h 42m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$480
This Porter Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:25 pm
AUS
- YOW
1 stop7h 00m
Porter Airlines
Thu 9/178:40 am
YOW
- AUS
1 stop7h 45m
Porter Airlines
Deal found 7/27![Porter Airlines logo]()
$661
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/226:47 pm
AUS
- YOW
2 stops19h 08m
American Airlines
Mon 9/77:00 am
YOW
- AUS
2 stops17h 50m
American Airlines
Deal found 7/26![American Airlines logo]()
$678
This BYOjet deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am
AUS
- YTZ
2 stops11h 50m
Air Canada
Wed 9/1612:30 pm
YTZ
- AUS
2 stops11h 44m
Air Canada
Deal found 7/26![Air Canada logo]()
$564
This United deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:00 am
AUS
- YTZ
1 stop6h 53m
Multiple Airlines
Mon 8/2412:30 pm
YTZ
- AUS
1 stop8h 42m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$491
This Porter Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:25 pm
AUS
- YUL
1 stop7h 12m
Porter Airlines
Tue 8/186:45 am
YUL
- AUS
1 stop9h 40m
Porter Airlines
Deal found 7/26![Porter Airlines logo]()
$674
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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.
Tue 9/86:21 am
AUS
- YOW
2 stops12h 39m
American Airlines
Mon 9/217:00 am
YOW
- AUS
2 stops15h 58m
American Airlines
Deal found 7/28![American Airlines logo]()
$727
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 10/147:50 am
AUS
- YUL
1 stop7h 25m
Delta
Wed 12/169:40 am
YUL
- AUS
2 stops13h 50m
Delta
Deal found 7/27![Delta logo]()
$719
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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.
Sat 8/159:00 am
AUS
- YTZ
1 stop6h 53m
United Airlines
Sun 8/167:35 pm
YTZ
- AUS
2 stops18h 37m
United Airlines
Deal found 7/25![United Airlines logo]()
$550
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:47 pm
AUS
- YUL
1 stop15h 56m
American Airlines
Thu 8/2012:30 pm
YUL
- AUS
1 stop12h 20m
American Airlines
Deal found 7/29![American Airlines logo]()
$754
This Porter Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:25 pm
AUS
- YOW
1 stop7h 00m
Porter Airlines
Tue 8/188:40 am
YOW
- AUS
1 stop7h 45m
Porter Airlines
Deal found 7/25![Porter Airlines logo]()
$768
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 9/155:15 am
AUS
- YUL
2 stops12h 38m
Delta
Tue 9/229:30 am
YUL
- AUS
2 stops11h 49m
Delta
Deal found 7/25![Delta logo]()
$743
Last-minute flights from Austin to OntarioDiscover last-minute flight deals from Austin to Ontario. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Ontario. Data last updated July 30, 2026 and is based on user searches.
This Flybillet deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:25 pm
AUS
- YYZ
Nonstop3h 25m
Multiple Airlines
Thu 8/208:15 am
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$275
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/1610:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Thu 8/206:50 am
YTZ
- AUS
1 stop14h 22m
Air Canada
Deal found 7/25![Air Canada logo]()
$363
This FlightHub deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/184:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Thu 8/2012:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/28![Porter Airlines logo]()
$247
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/184:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Thu 8/2712:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/25![Porter Airlines logo]()
$271
This Mytrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/184:25 pm
AUS
- YYZ
Nonstop3h 25m
Multiple Airlines
Thu 8/2712:55 pm
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$281
This Air Canada deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/1810:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Thu 8/2010:45 am
YTZ
- AUS
1 stop10h 27m
Air Canada
Deal found 7/28![Air Canada logo]()
$336
This iWofly deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Tue 8/2512:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/27![Porter Airlines logo]()
$252
This Mytrip deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Multiple Airlines
Wed 8/268:15 am
YYZ
- AUS
Nonstop3h 30m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Thu 8/2712:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/27![Porter Airlines logo]()
$270
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/204:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Mon 8/2412:55 pm
YYZ
- AUS
Nonstop3h 30m
Porter Airlines
Deal found 7/25![Porter Airlines logo]()
$273
This Flightnetwork deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Mon 8/2412:30 pm
YTZ
- AUS
1 stop8h 42m
Air Canada
Deal found 7/26![Air Canada logo]()
$303
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Sat 8/2912:30 pm
YTZ
- AUS
1 stop8h 42m
Air Canada
Deal found 7/29![Air Canada logo]()
$382
One-way flights from Austin to OntarioSearch for one-way flight options from Austin to Ontario. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
Search for one-way flight options from Austin to Ontario. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Air Canada deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/2510:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Deal found 7/27![Air Canada logo]()
$132
This Air Canada deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/2510:25 am
AUS
- YYZ
1 stop8h 36m
Air Canada
Deal found 7/27![Air Canada logo]()
$132
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:34 pm
AUS
- YYZ
1 stop7h 25m
Delta
Deal found 7/29![Delta logo]()
$133
This Trip.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:25 pm
AUS
- YYZ
Nonstop3h 25m
Air Transat
Deal found 7/27![Air Transat logo]()
$137
This FlightHub deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/254:25 pm
AUS
- YYZ
Nonstop3h 25m
Air Transat
Deal found 7/27![Air Transat logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/314:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Deal found 7/26![Porter Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/174:25 pm
AUS
- YYZ
Nonstop3h 25m
Porter Airlines
Deal found 7/26![Porter Airlines logo]()
$146
This Air Canada deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/2411:40 am
AUS
- YYZ
Nonstop3h 27m
Air Canada
Deal found 7/27![Air Canada logo]()
$150
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:40 am
AUS
- YYZ
Nonstop3h 27m
Air Canada
Deal found 7/29![Air Canada logo]()
$156
This Air Canada deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/1610:25 am
AUS
- YTZ
1 stop8h 26m
Air Canada
Deal found 7/26![Air Canada logo]()
$159
This Air Canada deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 8/1610:25 am
AUS
- YYZ
1 stop7h 36m
Air Canada
Deal found 7/26![Air Canada logo]()
$159
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/174:55 pm
AUS
- YYZ
1 stop5h 59m
United Airlines
Deal found 7/27![United Airlines logo]()
$160
Find flight deals from Austin to Ontario
Keep the following information in mind while searching for Austin to Ontario flight deals. Data was last updated July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $247 (FlightHub) |
One-way from | $132 (Air Canada) |
Popular in | February |
Cheapest in | July |
Average price | $326 |
Good round-trip deal | $293 or less |
Good one-way deal | $223 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin 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 July 30, 2026.
Use the filters below to find and compare flights from Austin to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Sat 8/15
9:00 am-5:11 pm
1 stop7h 11m
Toronto Pearson Intl
Thu 8/20
10:15 am-4:24 pm
1 stop7h 09m
$351
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Thu 8/27
1:34 pm-9:59 pm
1 stop7h 25m
Toronto Pearson Intl
Sun 8/30
6:10 am-10:55 am
1 stop5h 45m
$351
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Sat 8/22
5:32 pm-9:54 am
1 stop15h 22m
Toronto Pearson Intl
Mon 8/24
8:15 am-10:45 am
Nonstop3h 30m
$362
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Sat 8/22
6:35 am-11:59 pm
1 stop16h 24m
Toronto Pearson Intl
Mon 8/31
2:00 pm-8:12 pm
1 stop7h 12m
$371
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Mon 8/24
12:55 pm-9:32 pm
1 stop7h 37m
Toronto Pearson Intl
Sat 8/29
4:18 pm-11:54 pm
1 stop8h 36m
$377
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Sat 8/22
8:15 am-5:19 pm
1 stop8h 04m
Toronto Pearson Intl
Mon 8/31
6:10 am-2:52 pm
1 stop9h 42m
$377
Quickest round-trip
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Thu 8/20
6:35 am-3:46 pm
1 stop8h 11m
Toronto Pearson Intl
Mon 8/24
8:15 am-10:45 am
Nonstop3h 30m
$389
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Mon 8/24
2:24 pm-11:54 pm
2 stops8h 30m
Toronto Pearson Intl
Mon 8/31
2:45 pm-11:14 pm
2 stops9h 29m
$393
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Wed 8/26
6:30 am-5:19 pm
1 stop9h 49m
Toronto Pearson Intl
Wed 9/2
6:00 am-4:52 pm
1 stop11h 52m
$404
AustinToronto
AUS - YYZ
AUSYYZ
Austin Bergstrom
Sun 8/23
12:55 pm-9:32 pm
1 stop7h 37m
Toronto Pearson Intl
Sat 8/29
7:00 am-3:26 pm
2 stops9h 26m
$409
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Austin to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Austin with our price prediction graph.
AUS-YYZ
AUS-YTZ
AUS-YUL
AUS-YOW
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 Austin to Ontario
AUS-CAON
AUS-YYZ
AUS-YTZ
AUS-YUL
AUS-YOW
What is the cheapest month to book a flight from Austin to Region of Ontario?
Currently, August is the cheapest month in which you can book a flight from Austin to Region of Ontario (average of $359). Flying from Austin to Region of Ontario in January is currently the most expensive (average of $777). 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 AUS to ON?
Find hourly flight availability from Austin 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 July 30, 2026.
When flying from Austin 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 Austin to Region of Ontario?
Airfare is below average for this route at the moment.
Austin to Region of Ontario flights typically cost between $280 and $544 in August.The cheapest round-trip price found within the last 5 days was $247 on Porter Airlines (Aug 18-Aug 20).
How far ahead should I book a flight from Austin to Region of Ontario?
To ensure you get the cheapest price possible for a flight from Austin to Region of Ontario, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 July 30, 2026.
Peruse reviews from past customers who have flown with Porter Airlines,Delta, andUnited Airlines from Austin to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.5
Boarding
8.2
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.5
Boarding
8.2
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.5
Boarding
8.2
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.5
Boarding
8.2
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.5
Boarding
8.2
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Entertainment
6.9
Comfort
8.0
Crew
8.6
Overall
8.0
Food
7.5
Boarding
8.2
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Related info for your journey
Find useful and relevant information for your journey from Austin 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 Austin 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 Austin to Ontario by cabin class
Find flights from Austin to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Ontario flights
Browse other Austin and Ontario flight options. Last updated on July 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Austin to Ontario flights
Consider these flights traveling from Austin to Ontario.
Top 5 airlines flying from Austin to Ontario
Discover the top 5 airlines that operate flights from Austin 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$336 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$185 | Average$685 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$226 | Average$574 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$285 | Average$482 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$496 | Average$742 | FlexibilityNo cancel fee | On-time71% |