$287+ Cheap flights from Ontario (ONT) to Asia
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Mar 26 — Apr 21
1 adult, Economy
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Find cheap flights from Ontario to Asia 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 Ontario to AsiaExplore the most affordable flight options available from Ontario to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.
Explore the most affordable flight options available from Ontario to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.
This Trip.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:00 am
ONT
- BKK
2 stops25h 30m
Korean Air
Wed 3/1112:55 am
BKK
- ONT
2 stops30h 17m
Korean Air
Deal found 2/20![Korean Air logo]()
$584
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 8/306:00 am
ONT
- BKK
2 stops25h 45m
Delta
Sat 9/122:35 am
BKK
- ONT
2 stops34h 05m
Delta
Deal found 2/22![Delta logo]()
$611
This Korean Air deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Sun 5/1711:30 pm
BKK
- ONT
2 stops31h 40m
Korean Air
Deal found 2/19![Korean Air logo]()
$617
This lol.travel deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Sat 11/219:40 am
BKK
- ONT
2 stops46h 37m
Korean Air
Deal found 2/19![Korean Air logo]()
$626
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 9/46:00 am
ONT
- BKK
2 stops25h 45m
Delta
Wed 9/169:50 am
BKK
- ONT
2 stops27h 54m
Delta
Deal found 2/22![Delta logo]()
$641
This SmartFares deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/411:10 pm
ONT
- PVG
1 stop24h 05m
Multiple Airlines
Mon 4/279:00 am
PVG
- ONT
1 stop23h 05m
Multiple Airlines
Deal found 2/23![Multiple Airlines logo]()
$643
This SmartFares deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:00 am
ONT
- BKK
2 stops26h 35m
Korean Air
Thu 11/1912:55 am
BKK
- ONT
2 stops31h 22m
Korean Air
Deal found 2/22![Korean Air logo]()
$644
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am
ONT
- BKK
2 stops26h 35m
Korean Air
Tue 11/2411:15 pm
BKK
- ONT
2 stops33h 02m
Korean Air
Deal found 2/20![Korean Air logo]()
$647
This iWofly deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” 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 8/137:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Wed 9/29:50 am
BKK
- ONT
2 stops27h 54m
Korean Air
Deal found 2/23![Korean Air logo]()
$649
This oojo deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 5/111:10 pm
ONT
- PVG
1 stop24h 05m
Multiple Airlines
Fri 5/229:00 am
PVG
- ONT
1 stop23h 05m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$649
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 8/295:05 pm
ONT
- BKK
2 stops38h 40m
Delta
Sat 9/129:50 am
BKK
- ONT
2 stops44h 24m
Delta
Deal found 2/22![Delta logo]()
$653
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 10/147:00 am
ONT
- BKK
2 stops26h 35m
Delta
Wed 11/1812:55 am
BKK
- ONT
2 stops31h 22m
Delta
Deal found 2/22![Delta logo]()
$661
Best flights from Ontario to AsiaDiscover carefully curated flight deals from Ontario to Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 24, 2026.
Discover carefully curated flight deals from Ontario to Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 24, 2026.
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
Wed 3/1812:55 am
BKK
- ONT
2 stops35h 39m
Korean Air
Deal found 2/20![Korean Air logo]()
$617
This Korean Air deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
ONT
- BKK
2 stops27h 35m
Multiple Airlines
Wed 5/69:50 am
BKK
- ONT
2 stops21h 25m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$665
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 5/45:05 pm
ONT
- TPE
2 stops35h 50m
Delta
Wed 5/279:35 am
TPE
- ONT
2 stops28h 59m
Delta
Deal found 2/22![Delta logo]()
$669
This oojo deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 5/812:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Mon 6/89:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/19![China Airlines logo]()
$675
This BusinessClass deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:00 am
ONT
- TPE
1 stop21h 45m
Asiana Airlines
Sun 4/199:50 am
TPE
- ONT
1 stop15h 06m
Asiana Airlines
Deal found 2/19![Asiana Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 am
ONT
- SGN
2 stops28h 15m
United Airlines
Thu 5/77:00 am
SGN
- ONT
2 stops19h 22m
United Airlines
Deal found 2/23![United Airlines logo]()
$733
This STARLUX Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:10 pm
ONT
- MNL
1 stop19h 20m
STARLUX Airlines
Fri 4/1010:45 am
MNL
- ONT
1 stop21h 20m
STARLUX Airlines
Deal found 2/23![STARLUX Airlines logo]()
$839
This Korean Air deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
Mon 4/279:40 pm
BKK
- ONT
2 stops33h 35m
Korean Air
Deal found 2/22![Korean Air logo]()
$617
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 3/106:00 am
ONT
- TPE
2 stops24h 05m
Delta
Fri 3/139:55 am
TPE
- ONT
1 stop22h 17m
Delta
Deal found 2/20![Delta logo]()
$669
This Korean Air deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Sun 5/1711:30 pm
BKK
- ONT
2 stops31h 40m
Korean Air
Deal found 2/22![Korean Air logo]()
$617
This China Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:10 am
ONT
- SGN
1 stop26h 10m
China Airlines
Sat 5/910:50 am
SGN
- ONT
1 stop21h 10m
China Airlines
Deal found 2/21![China Airlines logo]()
$718
This Qatar Airways deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:39 am
ONT
- DAC
2 stops33h 11m
Qatar Airways
Sun 5/310:55 am
DAC
- ONT
2 stops50h 04m
Qatar Airways
Deal found 2/19![Qatar Airways logo]()
$1,441
This China Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:59 pm
ONT
- TPE
1 stop18h 01m
Multiple Airlines
Sun 5/39:10 pm
TPE
- ONT
Nonstop11h 50m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$724
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 5/126:00 am
ONT
- TPE
2 stops22h 55m
Delta
Tue 5/269:40 am
TPE
- ONT
2 stops28h 54m
Delta
Deal found 2/19![Delta logo]()
$669
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 4/156:49 pm
ONT
- BKK
2 stops24h 46m
United Airlines
Wed 4/223:45 pm
BKK
- ONT
2 stops45h 00m
United Airlines
Deal found 2/22![United Airlines logo]()
$744
This China Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1212:10 am
ONT
- MNL
1 stop18h 25m
China Airlines
Sat 5/234:50 pm
MNL
- ONT
1 stop16h 10m
China Airlines
Deal found 2/21![China Airlines logo]()
$743
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/811:59 am
ONT
- BKK
2 stops46h 46m
Delta
Fri 5/89:50 am
BKK
- ONT
2 stops21h 20m
Delta
Deal found 2/21![Delta logo]()
$723
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 4/106:00 am
ONT
- SGN
2 stops26h 05m
United Airlines
Sat 5/27:00 am
SGN
- ONT
2 stops24h 52m
United Airlines
Deal found 2/22![United Airlines logo]()
$798
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 am
ONT
- MNL
2 stops24h 05m
Korean Air
Wed 4/2911:30 pm
MNL
- ONT
2 stops32h 45m
Korean Air
Deal found 2/20![Korean Air logo]()
$747
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:39 am
ONT
- NRT
1 stop37h 21m
Multiple Airlines
Wed 5/136:00 pm
NRT
- ONT
1 stop21h 58m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$890
This China Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:50 pm
ONT
- BKK
1 stop20h 00m
China Airlines
Thu 4/161:20 pm
BKK
- ONT
1 stop18h 40m
China Airlines
Deal found 2/20![China Airlines logo]()
$817
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/226:00 am
ONT
- TPE
1 stop24h 05m
Delta
Tue 3/319:40 am
TPE
- ONT
1 stop16h 38m
Delta
Deal found 2/19![Delta logo]()
$752
This United Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:00 am
ONT
- SGN
2 stops26h 05m
United Airlines
Thu 4/307:00 am
SGN
- ONT
2 stops19h 22m
United Airlines
Deal found 2/23![United Airlines logo]()
$852
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:14 am
ONT
- NRT
1 stop17h 46m
Multiple Airlines
Mon 3/166:30 pm
NRT
- ONT
1 stop21h 02m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$895
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/226:00 am
ONT
- TPE
1 stop24h 05m
Delta
Thu 3/269:55 am
TPE
- ONT
1 stop22h 18m
Delta
Deal found 2/19![Delta logo]()
$752
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 am
ONT
- SHA
2 stops43h 05m
Korean Air
Tue 5/56:25 pm
SHA
- ONT
2 stops37h 50m
Korean Air
Deal found 2/20![Korean Air logo]()
$865
This China Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:10 am
ONT
- ICN
1 stop19h 20m
China Airlines
Wed 4/2912:45 pm
ICN
- ONT
1 stop21h 15m
China Airlines
Deal found 2/20![China Airlines logo]()
$866
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 8/206:00 am
ONT
- SGN
2 stops26h 05m
United Airlines
Sat 8/297:00 am
SGN
- ONT
2 stops24h 47m
United Airlines
Deal found 2/20![United Airlines logo]()
$889
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 4/116:00 am
ONT
- SGN
2 stops26h 10m
Delta
Fri 5/17:30 am
SGN
- ONT
2 stops23h 45m
Delta
Deal found 2/22![Delta logo]()
$756
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
ONT
- SHA
2 stops43h 05m
Korean Air
Tue 5/56:25 pm
SHA
- ONT
2 stops37h 50m
Korean Air
Deal found 2/20![Korean Air logo]()
$865
Last-minute flights from Ontario to AsiaDiscover last-minute flight deals from Ontario to Asia. Data last updated February 24, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Asia. Data last updated February 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 2/267:30 am
ONT
- TPE
1 stop21h 35m
Delta
Tue 3/109:55 am
TPE
- ONT
2 stops28h 56m
Delta
Deal found 2/20![Delta logo]()
$669
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 2/283:30 pm
ONT
- TPE
1 stop37h 35m
Delta
Thu 3/510:55 am
TPE
- ONT
1 stop18h 59m
Delta
Deal found 2/22![Delta logo]()
$671
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 2/286:00 am
ONT
- TPE
2 stops47h 05m
Delta
Sat 3/710:55 am
TPE
- ONT
2 stops26h 49m
Delta
Deal found 2/22![Delta logo]()
$681
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 3/13:30 pm
ONT
- TPE
1 stop37h 35m
Delta
Fri 3/610:55 am
TPE
- ONT
2 stops28h 54m
Delta
Deal found 2/20![Delta logo]()
$674
This oojo deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/410:50 pm
ONT
- TPE
Nonstop14h 40m
China Airlines
Thu 5/289:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/21![China Airlines logo]()
$682
This Trip.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:00 am
ONT
- BKK
2 stops25h 30m
Korean Air
Wed 3/1112:55 am
BKK
- ONT
2 stops30h 17m
Korean Air
Deal found 2/20![Korean Air logo]()
$584
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/86:00 am
ONT
- BKK
2 stops28h 55m
Delta
Tue 5/59:40 pm
BKK
- ONT
2 stops33h 35m
Delta
Deal found 2/21![Delta logo]()
$661
This Korean Air deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
Wed 5/69:40 pm
BKK
- ONT
2 stops33h 30m
Korean Air
Deal found 2/22![Korean Air logo]()
$617
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
Thu 3/192:05 am
BKK
- ONT
2 stops29h 08m
Korean Air
Deal found 2/20![Korean Air logo]()
$647
This Korean Air deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
Sat 5/29:40 pm
BKK
- ONT
2 stops33h 35m
Korean Air
Deal found 2/22![Korean Air logo]()
$667
This oojo deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” 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.
Sun 3/2211:50 pm
ONT
- MNL
1 stop25h 05m
China Airlines
Sun 5/2410:35 am
MNL
- ONT
1 stop22h 25m
China Airlines
Deal found 2/23![China Airlines logo]()
$688
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/286:00 am
ONT
- SGN
2 stops40h 35m
Korean Air
Wed 4/87:30 am
SGN
- ONT
2 stops23h 43m
Korean Air
Deal found 2/20![Korean Air logo]()
$686
One-way flights from Ontario to AsiaSearch for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated February 24, 2026.
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated February 24, 2026.
This Ovago deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:00 am
ONT
- BKK
2 stops28h 05m
Korean Air
Deal found 2/20![Korean Air logo]()
$287
This Trip.com deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 7/167:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Deal found 2/22![Korean Air logo]()
$296
This iWofly deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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.
Tue 4/76:00 am
ONT
- MNL
2 stops26h 59m
Korean Air
Deal found 2/21![Korean Air logo]()
$302
This iWofly deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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.
Wed 4/86:00 am
ONT
- MNL
2 stops26h 59m
Korean Air
Deal found 2/21![Korean Air logo]()
$303
This SmartFares deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Deal found 2/22![Korean Air logo]()
$303
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 7/146:00 am
ONT
- BKK
2 stops29h 05m
Delta
Deal found 2/20![Delta logo]()
$314
This Korean Air deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
ONT
- SGN
2 stops40h 50m
Korean Air
Deal found 2/22![Korean Air logo]()
$315
This Korean Air deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Deal found 2/20![Korean Air logo]()
$317
This Gurufare deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:00 am
ONT
- MNL
2 stops28h 55m
Korean Air
Deal found 2/22![Korean Air logo]()
$318
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 4/65:53 pm
ONT
- SGN
2 stops39h 22m
Delta
Deal found 2/22![Delta logo]()
$323
This Korean Air deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:00 am
ONT
- MNL
2 stops24h 05m
Korean Air
Deal found 2/23![Korean Air logo]()
$324
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/185:55 pm
ONT
- BKK
2 stops39h 40m
Delta
Deal found 2/21![Delta logo]()
$326
Find flight deals from Ontario to Asia
Keep the following information in mind while searching for Ontario to Asia flight deals. Data was last updated February 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $584 (Trip.com) |
One-way from | $287 (Ovago) |
Popular in | December |
Cheapest in | September |
Average price | $761 |
Good round-trip deal | $721 or less |
Good one-way deal | $419 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Asia 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 24, 2026.
Use the filters below to find and compare flights from Ontario to Asia that are best for you.
Fly from
Ontario
Fly to
Asia
Route
Depart
Return
Price
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Wed 3/11
6:00 am-12:45 am
2 stops28h 45m
Bangkok Suvarnabhumi
Wed 3/18
12:55 am-10:34 pm
2 stops35h 39m
$617
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Wed 3/11
6:00 am-12:45 am
2 stops28h 45m
Bangkok Suvarnabhumi
Mon 4/27
9:40 pm-5:15 pm
2 stops33h 35m
$617
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Tue 4/28
7:00 am-9:45 pm
2 stops24h 45m
Bangkok Suvarnabhumi
Sun 5/17
11:30 pm-5:10 pm
2 stops31h 40m
$617
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Mon 4/27
6:00 am-11:35 pm
2 stops27h 35m
Bangkok Suvarnabhumi
Wed 5/6
9:50 am-5:15 pm
2 stops21h 25m
$665
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 5/4
5:05 pm-7:55 pm
2 stops35h 50m
Taipei City Taiwan Taoyuan Intl
Wed 5/27
9:35 am-11:34 pm
2 stops28h 59m
$669
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Tue 3/10
6:00 am-9:05 pm
2 stops24h 05m
Taipei City Taiwan Taoyuan Intl
Fri 3/13
9:55 am-5:12 pm
1 stop22h 17m
$669
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Tue 5/12
6:00 am-7:55 pm
2 stops22h 55m
Taipei City Taiwan Taoyuan Intl
Tue 5/26
9:40 am-11:34 pm
2 stops28h 54m
$669
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Fri 5/8
12:10 am-5:15 am
Nonstop14h 05m
Taipei City Taiwan Taoyuan Intl
Mon 6/8
9:10 pm-6:00 pm
Nonstop11h 50m
$675
OntarioHo Chi Minh City
ONT - SGN
ONTSGN
Ontario
Wed 4/29
12:10 am-4:20 pm
1 stop26h 10m
Ho Chi Minh City
Sat 5/9
10:50 am-6:00 pm
1 stop21h 10m
$718
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sat 4/11
6:00 am-6:45 pm
1 stop21h 45m
Taipei City Taiwan Taoyuan Intl
Sun 4/19
9:50 am-9:56 am
1 stop15h 06m
$723
Showing 1-10 of 60 results
Best time to book a flight from Ontario to Asia
Have a flexible travel schedule? Discover the best time to fly to Asia from Ontario with our price prediction graph.
ONT-BKK
ONT-TPE
ONT-MNL
ONT-NRT
ONT-DAC
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 Ontario to Asia
ONT-AS0
ONT-BKK
ONT-TPE
ONT-MNL
ONT-NRT
What is the cheapest month to book a flight from Ontario to Asia?
Currently, February is the cheapest month in which you can book a flight from Ontario to Asia (average of $338). Flying from Ontario to Asia in June is currently the most expensive (average of $489). 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 ONT to AS?
Find hourly flight availability from Ontario to Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 24, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Asia as you normally would.
Reviews of airlines servicing Asia
Get insights into the airlines that provide service to Asia. 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 Asia. Reviews last updated February 24, 2026.
Read reviews from past customers who have flown STARLUX Airlines, Korean Air, and China Airlines from Ontario to Asia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.9
Entertainment
8.8
Food
8.7
Boarding
8.9
Crew
9.2
Overall
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Comfort
8.9
Entertainment
8.8
Food
8.7
Boarding
8.9
Crew
9.2
Overall
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Comfort
8.9
Entertainment
8.8
Food
8.7
Boarding
8.9
Crew
9.2
Overall
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Comfort
8.9
Entertainment
8.8
Food
8.7
Boarding
8.9
Crew
9.2
Overall
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Comfort
8.9
Entertainment
8.8
Food
8.7
Boarding
8.9
Crew
9.2
Overall
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Comfort
8.9
Entertainment
8.8
Food
8.7
Boarding
8.9
Crew
9.2
Overall
8.9
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Related info for your journey
Find useful and relevant information for your journey from Ontario to Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Asia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Asia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Asia by cabin class
Find flights from Ontario to Asia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Asia flights
Browse other Ontario and Asia flight options. Last updated on February 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Asia countries
Consider these flights traveling to countries located in Asia.
Ontario to Asia flights
Consider these flights traveling from Ontario to Asia.
Top 9 airlines flying from Ontario to Asia
Discover the top 9 airlines that operate flights from Ontario to Asia. 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 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$457 | Average$853 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$486 | Average$1,060 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$616 | Average$776 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$645 | Average$954 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$647 | Average$779 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$650 | Average$1,027 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$933 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$767 | Average$1,312 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,138 | Average$1,216 | FlexibilityNo cancel fee | On-time72% |