$298+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Mrz 19 — Mrz 261
1 adult, Economy
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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 Februar 17, 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 Februar 17, 2026.
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
So 8/237:00 am
ONT
- BKK
2 stops26h 35m
Delta
Sa 9/52:35 am
BKK
- ONT
2 stops35h 09m
Delta
Deal found 2/17![Delta logo]()
$611
This Korean Air deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mi 3/186:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
So 5/1711:30 pm
BKK
- ONT
2 stops31h 40m
Korean Air
Deal found 2/14![Korean Air logo]()
$617
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Di 10/137:00 am
ONT
- SIN
2 stops31h 00m
Delta
So 11/110:30 pm
SIN
- ONT
2 stops40h 13m
Delta
Deal found 2/16![Delta logo]()
$636
This Korean Air deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Do 8/207:00 am
ONT
- SIN
2 stops25h 55m
Korean Air
Mi 9/161:25 am
SIN
- ONT
2 stops36h 15m
Korean Air
Deal found 2/17![Korean Air logo]()
$641
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Fr 8/217:00 am
ONT
- BKK
2 stops24h 45m
Delta
Di 9/89:50 am
BKK
- ONT
2 stops27h 54m
Delta
Deal found 2/17![Delta logo]()
$641
This Korean Air deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Fr 11/137:00 am
ONT
- BKK
2 stops23h 30m
Korean Air
Mi 11/259:40 am
BKK
- ONT
2 stops46h 37m
Korean Air
Deal found 2/17![Korean Air logo]()
$647
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Di 11/37:00 am
ONT
- BKK
2 stops39h 25m
Delta
Mo 11/1611:15 pm
BKK
- ONT
2 stops33h 02m
Delta
Deal found 2/16![Delta logo]()
$661
This Korean Air deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Di 2/177:30 am
ONT
- BKK
2 stops26h 15m
Multiple Airlines
Mi 3/42:05 am
BKK
- ONT
2 stops26h 49m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$666
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Di 2/173:30 pm
ONT
- BKK
2 stops42h 25m
Delta
Mi 3/412:55 am
BKK
- ONT
2 stops36h 42m
Delta
Deal found 2/16![Delta logo]()
$667
This SmartFares deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
Di 3/3112:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Di 6/309:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/13![China Airlines logo]()
$668
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Mi 2/186:00 am
ONT
- TPE
2 stops23h 05m
Delta
Di 3/109:55 am
TPE
- ONT
2 stops28h 56m
Delta
Deal found 2/16![Delta logo]()
$669
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Sa 4/257:00 am
ONT
- BKK
2 stops26h 35m
Delta
Fr 5/229:40 pm
BKK
- ONT
2 stops33h 30m
Delta
Deal found 2/16![Delta logo]()
$670
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 Februar 17, 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 Februar 17, 2026.
This Korean Air deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
Mi 5/67:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Mi 5/1311:30 pm
BKK
- ONT
2 stops31h 40m
Korean Air
Deal found 2/13![Korean Air logo]()
$617
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Sa 4/257:00 am
ONT
- BKK
2 stops26h 35m
Delta
Fr 5/229:40 pm
BKK
- ONT
2 stops33h 30m
Delta
Deal found 2/16![Delta logo]()
$670
This China Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Do 4/1612:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Mo 4/209:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/16![China Airlines logo]()
$675
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
Mo 5/46:59 pm
ONT
- MNL
1 stop19h 56m
United Airlines
Mo 6/89:20 pm
MNL
- ONT
1 stop16h 17m
United Airlines
Deal found 2/13![United Airlines logo]()
$693
This Alaska Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Mi 4/226:00 am
ONT
- NRT
1 stop18h 00m
Multiple Airlines
Di 5/56:00 pm
NRT
- ONT
1 stop20h 32m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$881
This KLM deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 5/111:35 pm
ONT
- DEL
2 stops23h 50m
KLM
Di 10/273:20 am
DEL
- ONT
2 stops25h 22m
KLM
Deal found 2/16![KLM logo]()
$933
This British Airways deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 3/410:56 am
ONT
- DEL
2 stops24h 49m
British Airways
Mo 4/271:35 am
DEL
- ONT
2 stops27h 17m
British Airways
Deal found 2/14![British Airways logo]()
$1,129
This oojo deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Mi 5/610:39 am
ONT
- DAC
2 stops27h 01m
Qatar Airways
Mi 5/204:10 am
DAC
- ONT
2 stops27h 37m
Qatar Airways
Deal found 2/17![Qatar Airways logo]()
$1,215
This China Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Do 4/1612:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Mi 6/109:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/14![China Airlines logo]()
$675
This Korean Air deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Di 4/147:00 am
ONT
- BKK
2 stops24h 45m
Korean Air
Mo 4/2711:30 pm
BKK
- ONT
2 stops31h 45m
Korean Air
Deal found 2/15![Korean Air logo]()
$695
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Do 4/211:59 am
ONT
- TPE
1 stop16h 56m
Delta
Do 4/309:50 am
TPE
- ONT
1 stop16h 23m
Delta
Deal found 2/15![Delta logo]()
$713
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Di 4/146:00 am
ONT
- SGN
2 stops28h 15m
United Airlines
Mi 5/137:00 am
SGN
- ONT
2 stops24h 52m
United Airlines
Deal found 2/17![United Airlines logo]()
$718
This Korean Air deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Di 7/77:00 am
ONT
- BKK
2 stops26h 35m
Korean Air
Mi 7/2211:30 pm
BKK
- ONT
2 stops31h 46m
Korean Air
Deal found 2/14![Korean Air logo]()
$695
This China Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Di 4/1412:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Fr 6/59:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/14![China Airlines logo]()
$709
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mi 5/67:00 am
ONT
- SGN
2 stops25h 10m
Delta
So 5/247:30 am
SGN
- ONT
2 stops23h 40m
Delta
Deal found 2/14![Delta logo]()
$716
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 4/66:00 am
ONT
- SIN
1 stop21h 35m
United Airlines
Mi 4/159:00 am
SIN
- ONT
1 stop23h 47m
United Airlines
Deal found 2/14![United Airlines logo]()
$722
This Korean Air deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Do 4/237:00 am
ONT
- BKK
2 stops26h 35m
Korean Air
Mi 4/299:40 pm
BKK
- ONT
2 stops33h 35m
Korean Air
Deal found 2/15![Korean Air logo]()
$695
This China Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Sa 4/1112:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Fr 4/249:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/15![China Airlines logo]()
$709
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
So 3/226:00 am
ONT
- TPE
1 stop24h 05m
Delta
Do 3/269:55 am
TPE
- ONT
2 stops28h 56m
Delta
Deal found 2/16![Delta logo]()
$718
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 4/136:00 am
ONT
- SIN
1 stop21h 35m
United Airlines
Di 4/219:00 am
SIN
- ONT
1 stop18h 20m
United Airlines
Deal found 2/14![United Airlines logo]()
$722
This Korean Air deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
Di 3/176:00 am
ONT
- SGN
2 stops26h 25m
Korean Air
Fr 4/177:30 am
SGN
- ONT
2 stops23h 45m
Korean Air
Deal found 2/13![Korean Air logo]()
$705
This China Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 4/1312:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Mi 6/109:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 2/14![China Airlines logo]()
$709
This Alaska Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Mo 7/276:00 am
ONT
- NRT
1 stop18h 00m
Multiple Airlines
Di 8/116:00 pm
NRT
- ONT
1 stop14h 16m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$952
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Di 4/76:00 am
ONT
- SIN
1 stop21h 35m
United Airlines
Di 4/219:00 am
SIN
- ONT
1 stop18h 20m
United Airlines
Deal found 2/15![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
So 8/169:55 am
ONT
- TPE
2 stops19h 00m
Delta
Do 8/279:35 am
TPE
- ONT
1 stop18h 14m
Delta
Deal found 2/13![Delta logo]()
$723
This Korean Air deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
So 3/226:00 am
ONT
- SGN
2 stops27h 20m
Korean Air
Fr 4/177:30 am
SGN
- ONT
2 stops23h 45m
Korean Air
Deal found 2/13![Korean Air logo]()
$705
This China Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Sa 5/912:10 am
ONT
- SGN
1 stop19h 30m
China Airlines
Mi 5/205:30 pm
SGN
- ONT
1 stop38h 30m
China Airlines
Deal found 2/14![China Airlines logo]()
$718
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 4/66:49 pm
ONT
- SIN
1 stop20h 56m
United Airlines
Di 4/219:00 am
SIN
- ONT
1 stop18h 20m
United Airlines
Deal found 2/14![United Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” 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.
So 3/156:00 am
ONT
- TPE
1 stop24h 05m
Delta
Mi 4/299:35 am
TPE
- ONT
2 stops21h 50m
Delta
Deal found 2/13![Delta logo]()
$723
This KLM deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/2112:49 pm
ONT
- DEL
2 stops24h 36m
KLM
Di 9/223:55 am
DEL
- ONT
2 stops24h 49m
KLM
Deal found 2/16![KLM logo]()
$1,066
Last-minute flights from Ontario to AsiaDiscover last-minute flight deals from Ontario to Asia. Data last updated Februar 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Asia. Data last updated Februar 17, 2026 and is based on user searches.
This Korean Air deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Di 2/177:30 am
ONT
- BKK
2 stops26h 15m
Multiple Airlines
Mi 3/42:05 am
BKK
- ONT
2 stops26h 49m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$666
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Di 2/173:30 pm
ONT
- BKK
2 stops42h 25m
Delta
Mi 3/412:55 am
BKK
- ONT
2 stops36h 42m
Delta
Deal found 2/16![Delta logo]()
$667
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Mi 2/186:00 am
ONT
- TPE
2 stops23h 05m
Delta
Mi 2/2510:55 am
TPE
- ONT
2 stops28h 54m
Delta
Deal found 2/16![Delta logo]()
$669
This BusinessClass deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Di 2/243:30 pm
ONT
- TPE
1 stop37h 35m
Vietnam Airlines
Mi 3/119:55 am
TPE
- ONT
2 stops21h 33m
Vietnam Airlines
Deal found 2/15![Vietnam Airlines logo]()
$675
This BusinessClass deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Di 2/245:00 pm
ONT
- TPE
2 stops36h 05m
Multiple Airlines
Mi 3/119:55 am
TPE
- ONT
2 stops21h 33m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$681
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Mo 3/96:00 am
ONT
- BKK
2 stops28h 45m
Delta
Di 3/179:30 pm
BKK
- ONT
2 stops39h 04m
Delta
Deal found 2/15![Delta logo]()
$611
This oojo deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Sa 3/1411:50 pm
ONT
- TPE
Nonstop14h 40m
China Airlines
Do 3/199:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 2/16![China Airlines logo]()
$682
This oojo deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
So 3/1511:50 pm
ONT
- MNL
1 stop25h 05m
China Airlines
Do 5/74:50 pm
MNL
- ONT
1 stop16h 10m
China Airlines
Deal found 2/16![China Airlines logo]()
$688
This oojo deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Mo 3/1611:50 pm
ONT
- MNL
1 stop25h 05m
China Airlines
Do 4/3010:35 am
MNL
- ONT
1 stop22h 25m
China Airlines
Deal found 2/15![China Airlines logo]()
$687
This oojo deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 3/1611:50 pm
ONT
- MNL
1 stop19h 05m
China Airlines
Do 3/2610:55 am
MNL
- ONT
1 stop21h 55m
China Airlines
Deal found 2/14![China Airlines logo]()
$691
This Korean Air deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mi 3/186:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
So 5/1711:30 pm
BKK
- ONT
2 stops31h 40m
Korean Air
Deal found 2/14![Korean Air logo]()
$617
This Korean Air deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mi 3/186:00 am
ONT
- BKK
2 stops28h 45m
Korean Air
Do 5/219:40 pm
BKK
- ONT
2 stops33h 30m
Korean Air
Deal found 2/14![Korean Air logo]()
$647
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 Februar 17, 2026.
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated Februar 17, 2026.
This Ucuzabilet deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ucuzabilet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 3/316:00 am
ONT
- SGN
2 stops27h 15m
Korean Air
Deal found 2/16![Korean Air logo]()
$298
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Mo 3/3011:59 am
ONT
- TPE
1 stop16h 56m
Delta
Deal found 2/16![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Mo 4/2011:53 am
ONT
- TPE
1 stop17h 02m
Delta
Deal found 2/16![Delta logo]()
$301
This Jettzy deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 4/96:00 am
ONT
- SGN
2 stops27h 15m
Korean Air
Deal found 2/17![Korean Air logo]()
$305
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Mi 4/227:00 am
ONT
- TPE
1 stop21h 55m
Delta
Deal found 2/16![Delta logo]()
$305
This Trip.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 4/207:00 am
ONT
- SGN
2 stops26h 15m
Korean Air
Deal found 2/14![Korean Air logo]()
$310
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
Mo 3/96:00 am
ONT
- TPE
2 stops24h 05m
Delta
Deal found 2/17![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Di 3/37:30 am
ONT
- SGN
2 stops24h 50m
Delta
Deal found 2/14![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” 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.
Mo 8/106:00 am
ONT
- SIN
2 stops32h 00m
Delta
Deal found 2/16![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” 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.
Mo 3/96:00 am
ONT
- BKK
2 stops28h 55m
Delta
Deal found 2/14![Delta logo]()
$314
This Korean Air deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” 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.
So 3/226:00 am
ONT
- SGN
2 stops26h 25m
Korean Air
Deal found 2/17![Korean Air logo]()
$315
This Korean Air deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” 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.
Di 4/147:00 am
ONT
- SIN
2 stops31h 00m
Korean Air
Deal found 2/15![Korean Air logo]()
$315
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 Februar 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $611 (Delta) |
One-way from | $298 (Ucuzabilet) |
Popular in | December |
Cheapest in | September |
Average price | $760 |
Good round-trip deal | $710 or less |
Good one-way deal | $408 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 Februar 17, 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
Mi 5/6
7:00 am-9:45 pm
2 stops24h 45m
Bangkok Suvarnabhumi
Mi 5/13
11:30 pm-5:10 pm
2 stops31h 40m
$617
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Sa 4/25
7:00 am-11:35 pm
2 stops26h 35m
Bangkok Suvarnabhumi
Fr 5/22
9:40 pm-5:10 pm
2 stops33h 30m
$670
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Do 4/16
12:10 am-5:15 am
Nonstop14h 05m
Taipei City Taiwan Taoyuan Intl
Mo 4/20
9:10 pm-6:00 pm
Nonstop11h 50m
$675
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Do 4/16
12:10 am-5:15 am
Nonstop14h 05m
Taipei City Taiwan Taoyuan Intl
Mi 6/10
9:10 pm-6:00 pm
Nonstop11h 50m
$675
OntarioManila
ONT - MNL
ONTMNL
Ontario
Mo 5/4
6:59 pm-5:55 am
1 stop19h 56m
Manila Ninoy Aquino Intl
Mo 6/8
9:20 pm-10:37 pm
1 stop16h 17m
$693
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Di 4/14
7:00 am-9:45 pm
2 stops24h 45m
Bangkok Suvarnabhumi
Mo 4/27
11:30 pm-5:15 pm
2 stops31h 45m
$695
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Di 7/7
7:00 am-11:35 pm
2 stops26h 35m
Bangkok Suvarnabhumi
Mi 7/22
11:30 pm-5:16 pm
2 stops31h 46m
$695
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Do 4/23
7:00 am-11:35 pm
2 stops26h 35m
Bangkok Suvarnabhumi
Mi 4/29
9:40 pm-5:15 pm
2 stops33h 35m
$695
OntarioHo Chi Minh City
ONT - SGN
ONTSGN
Ontario
Di 3/17
6:00 am-10:25 pm
2 stops26h 25m
Ho Chi Minh City
Fr 4/17
7:30 am-5:15 pm
2 stops23h 45m
$705
OntarioHo Chi Minh City
ONT - SGN
ONTSGN
Ontario
So 3/22
6:00 am-11:20 pm
2 stops27h 20m
Ho Chi Minh City
Fr 4/17
7:30 am-5:15 pm
2 stops23h 45m
$705
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-SIN
ONT-TPE
ONT-SGN
ONT-MNL
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-SIN
ONT-TPE
ONT-SGN
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 $318). 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 Februar 17, 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 Februar 17, 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.
Overall
8.9
Food
8.7
Boarding
8.9
Entertainment
8.8
Comfort
8.9
Crew
9.2
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Overall
8.9
Food
8.7
Boarding
8.9
Entertainment
8.8
Comfort
8.9
Crew
9.2
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Overall
8.9
Food
8.7
Boarding
8.9
Entertainment
8.8
Comfort
8.9
Crew
9.2
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Overall
8.9
Food
8.7
Boarding
8.9
Entertainment
8.8
Comfort
8.9
Crew
9.2
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Overall
8.9
Food
8.7
Boarding
8.9
Entertainment
8.8
Comfort
8.9
Crew
9.2
Reviews
1 / 10
10.0
ExcellentAnonymous,Jan 2026
SEA - TPE
Overall
8.9
Food
8.7
Boarding
8.9
Entertainment
8.8
Comfort
8.9
Crew
9.2
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 Februar 17, 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 10 airlines flying from Ontario to Asia
Discover the top 10 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 Februar 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$457 | Average$853 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$486 | Average$1,071 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$616 | Average$778 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$647 | Average$728 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$648 | Average$967 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$649 | Average$1,029 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$983 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$767 | Average$1,312 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$892 | Average$1,443 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$938 | Average$1,216 | FlexibilityNo cancel fee | On-time72% |