$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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Aug 14 — Aug 211
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Asia with Cheapflights
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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 July 15, 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 July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:13 pm
ONT
- NRT
1 stop36h 47m
Multiple Airlines
Tue 8/257:10 pm
NRT
- ONT
1 stop19h 00m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$692
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:58 am
ONT
- NRT
1 stop19h 02m
Multiple Airlines
Tue 9/17:35 pm
NRT
- ONT
2 stops34h 28m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$714
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 8/178:58 am
ONT
- NRT
1 stop19h 02m
Multiple Airlines
Thu 8/277:10 pm
NRT
- ONT
1 stop19h 00m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$716
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:00 am
ONT
- NRT
2 stops40h 10m
Multiple Airlines
Wed 9/211:30 am
NRT
- ONT
1 stop23h 31m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$743
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:58 am
ONT
- ICN
2 stops45h 37m
Multiple Airlines
Sun 8/307:15 pm
ICN
- ONT
1 stop31h 47m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$772
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:48 am
ONT
- ICN
1 stop19h 22m
Multiple Airlines
Sun 9/137:15 pm
ICN
- ONT
1 stop34h 45m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$778
This Jetabroad deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Tue 9/111:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 7/12![Korean Air logo]()
$811
This Kissandfly.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:01 pm
ONT
- BKK
2 stops39h 34m
Multiple Airlines
Mon 8/242:35 am
BKK
- ONT
2 stops34h 10m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$812
This Expedia deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Tue 8/252:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 7/10![Korean Air logo]()
$819
This Delta deal was found by Cheapflights users on 7/13. 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.
Wed 9/306:20 am
ONT
- BKK
2 stops25h 25m
Delta
Thu 10/229:50 am
BKK
- ONT
2 stops26h 53m
Delta
Deal found 7/13![Delta logo]()
$820
This Delta deal was found by Cheapflights users on 7/14. 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.
Tue 11/36:00 am
ONT
- BKK
2 stops24h 30m
Delta
Mon 1/259:40 am
BKK
- ONT
2 stops28h 03m
Delta
Deal found 7/14![Delta logo]()
$821
This Korean Air deal was found by Cheapflights users on 7/13. 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.
Thu 11/56:20 am
ONT
- BKK
2 stops40h 05m
Korean Air
Wed 11/2512:55 am
BKK
- ONT
2 stops31h 22m
Korean Air
Deal found 7/13![Korean Air logo]()
$826
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 July 15, 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 July 15, 2026.
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 9/16:00 am
ONT
- BKK
2 stops27h 35m
Delta
Wed 9/99:40 pm
BKK
- ONT
2 stops38h 24m
Delta
Deal found 7/12![Delta logo]()
$820
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 10/266:00 am
ONT
- SIN
1 stop23h 15m
United Airlines
Thu 10/2910:10 am
SIN
- ONT
1 stop24h 56m
United Airlines
Deal found 7/12![United Airlines logo]()
$873
This China Airlines deal was found by Cheapflights users on 7/13. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/112:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Fri 8/219:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 7/13![China Airlines logo]()
$891
This Korean Air deal was found by Cheapflights users on 7/14. 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.
Mon 10/56:20 am
ONT
- MNL
2 stops28h 35m
Korean Air
Thu 11/1912:55 am
MNL
- ONT
2 stops32h 22m
Korean Air
Deal found 7/14![Korean Air logo]()
$956
This China Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:59 pm
ONT
- TPE
1 stop18h 01m
Multiple Airlines
Thu 10/229:10 pm
TPE
- ONT
Nonstop11h 50m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$1,015
This STARLUX Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:45 pm
ONT
- SGN
1 stop28h 00m
STARLUX Airlines
Thu 12/35:50 pm
SGN
- ONT
1 stop37h 05m
STARLUX Airlines
Deal found 7/10![STARLUX Airlines logo]()
$1,085
This Alaska Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:02 am
ONT
- ICN
1 stop19h 33m
Alaska Airlines
Thu 11/268:00 pm
ICN
- ONT
1 stop15h 32m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$1,114
This Qatar Airways deal was found by Cheapflights users on 7/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:00 pm
ONT
- SGN
2 stops35h 50m
Qatar Airways
Mon 10/128:00 pm
SGN
- ONT
2 stops36h 03m
Qatar Airways
Deal found 7/14![Qatar Airways logo]()
$1,128
This Delta deal was found by Cheapflights users on 7/14. 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.
Thu 9/36:20 am
ONT
- BKK
2 stops41h 15m
Delta
Tue 9/292:35 am
BKK
- ONT
2 stops34h 05m
Delta
Deal found 7/14![Delta logo]()
$821
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
ONT
- SIN
2 stops32h 00m
Delta
Thu 9/177:30 am
SIN
- ONT
2 stops30h 10m
Delta
Deal found 7/11![Delta logo]()
$834
This China Airlines deal was found by Cheapflights users on 7/13. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:50 pm
ONT
- MNL
1 stop19h 05m
China Airlines
Tue 12/1510:55 am
MNL
- ONT
1 stop22h 10m
China Airlines
Deal found 7/13![China Airlines logo]()
$941
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Tue 9/225:00 am
ONT
- BKK
2 stops28h 55m
United Airlines
Tue 10/69:35 am
BKK
- ONT
2 stops24h 56m
United Airlines
Deal found 7/14![United Airlines logo]()
$948
This Korean Air deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:20 am
ONT
- DPS
2 stops25h 35m
Korean Air
Wed 11/1811:50 pm
DPS
- ONT
2 stops33h 27m
Korean Air
Deal found 7/10![Korean Air logo]()
$1,031
This China Airlines deal was found by Cheapflights users on 7/14. 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.
Wed 8/1212:45 am
ONT
- MNL
1 stop17h 50m
China Airlines
Tue 11/246:25 pm
MNL
- ONT
1 stop14h 40m
China Airlines
Deal found 7/14![China Airlines logo]()
$956
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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.
Mon 8/106:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Fri 8/216:00 pm
NRT
- ONT
1 stop21h 24m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$1,070
This Delta deal was found by Cheapflights users on 7/14. 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.
Mon 1/46:00 am
ONT
- BKK
2 stops26h 20m
Delta
Tue 1/1911:15 pm
BKK
- ONT
2 stops38h 28m
Delta
Deal found 7/14![Delta logo]()
$898
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:30 pm
ONT
- TPE
1 stop18h 35m
United Airlines
Sun 8/99:50 am
TPE
- ONT
1 stop17h 22m
United Airlines
Deal found 7/10![United Airlines logo]()
$996
This Alaska Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:56 pm
ONT
- ICN
1 stop30h 34m
Alaska Airlines
Sun 10/187:35 pm
ICN
- ONT
1 stop14h 28m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$1,121
This Korean Air deal was found by Cheapflights users on 7/14. 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.
Wed 8/126:20 am
ONT
- SGN
2 stops25h 50m
Korean Air
Fri 8/217:30 am
SGN
- ONT
2 stops23h 51m
Korean Air
Deal found 7/14![Korean Air logo]()
$1,039
This Qatar Airways deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/116:00 am
ONT
- SIN
2 stops34h 45m
Qatar Airways
Sun 2/283:15 am
SIN
- ONT
2 stops35h 24m
Qatar Airways
Deal found 7/10![Qatar Airways logo]()
$1,165
This China Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:50 pm
ONT
- MNL
1 stop19h 05m
China Airlines
Fri 12/116:25 pm
MNL
- ONT
1 stop14h 40m
China Airlines
Deal found 7/11![China Airlines logo]()
$966
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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.
Wed 8/126:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Wed 8/196:00 pm
NRT
- ONT
1 stop17h 03m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$1,070
This Delta deal was found by Cheapflights users on 7/13. 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.
Tue 11/176:00 am
ONT
- BKK
2 stops40h 25m
Delta
Fri 12/49:30 pm
BKK
- ONT
2 stops40h 13m
Delta
Deal found 7/13![Delta logo]()
$904
This United Airlines deal was found by Cheapflights users on 7/13. 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.
Tue 9/86:08 am
ONT
- BKK
2 stops26h 07m
United Airlines
Fri 9/187:00 am
BKK
- ONT
2 stops25h 11m
United Airlines
Deal found 7/13![United Airlines logo]()
$999
This Alaska Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:02 am
ONT
- ICN
1 stop19h 28m
Alaska Airlines
Fri 11/278:00 pm
ICN
- ONT
1 stop15h 32m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$1,164
This Qatar Airways deal was found by Cheapflights users on 7/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am
ONT
- ICN
2 stops35h 30m
Qatar Airways
Tue 11/1712:20 am
ICN
- ONT
2 stops39h 34m
Qatar Airways
Deal found 7/13![Qatar Airways logo]()
$1,171
This China Airlines deal was found by Cheapflights users on 7/13. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:45 am
ONT
- BKK
1 stop21h 25m
China Airlines
Tue 9/225:30 pm
BKK
- ONT
1 stop38h 30m
China Airlines
Deal found 7/13![China Airlines logo]()
$977
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:18 pm
ONT
- TPE
2 stops23h 47m
United Airlines
Sat 9/59:50 am
TPE
- ONT
2 stops26h 03m
United Airlines
Deal found 7/11![United Airlines logo]()
$1,000
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:20 am
ONT
- BKK
2 stops41h 15m
Delta
Fri 10/232:35 am
BKK
- ONT
2 stops28h 37m
Delta
Deal found 7/10![Delta logo]()
$958
This Korean Air deal was found by Cheapflights users on 7/14. 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.
Wed 10/76:20 am
ONT
- MNL
2 stops37h 35m
Korean Air
Tue 11/1711:40 pm
MNL
- ONT
2 stops33h 37m
Korean Air
Deal found 7/14![Korean Air logo]()
$1,168
Last-minute flights from Ontario to AsiaDiscover last-minute flight deals from Ontario to Asia. Data last updated July 15, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Asia. Data last updated July 15, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Tue 8/252:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 7/10![Korean Air logo]()
$819
This Jetabroad deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Tue 9/111:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 7/12![Korean Air logo]()
$811
This Delta deal was found by Cheapflights users on 7/14. 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.
Wed 8/56:20 am
ONT
- BKK
2 stops28h 45m
Delta
Wed 9/29:50 am
BKK
- ONT
2 stops26h 33m
Delta
Deal found 7/14![Delta logo]()
$821
This Korean Air deal was found by Cheapflights users on 7/13. 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.
Wed 8/56:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Wed 8/192:35 am
BKK
- ONT
2 stops34h 10m
Korean Air
Deal found 7/13![Korean Air logo]()
$826
This Kissandfly.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:01 pm
ONT
- BKK
2 stops39h 34m
Multiple Airlines
Mon 8/242:35 am
BKK
- ONT
2 stops34h 10m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$812
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:58 am
ONT
- NRT
1 stop19h 02m
Multiple Airlines
Tue 9/17:35 pm
NRT
- ONT
2 stops34h 28m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$714
This Korean Air deal was found by Cheapflights users on 7/14. 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.
Tue 8/116:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Tue 8/259:40 pm
BKK
- ONT
2 stops33h 41m
Korean Air
Deal found 7/14![Korean Air logo]()
$827
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:58 am
ONT
- ICN
2 stops45h 37m
Multiple Airlines
Sun 8/307:15 pm
ICN
- ONT
1 stop31h 47m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$772
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 8/178:58 am
ONT
- NRT
1 stop19h 02m
Multiple Airlines
Thu 8/277:10 pm
NRT
- ONT
1 stop19h 00m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$716
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:13 pm
ONT
- NRT
1 stop36h 47m
Multiple Airlines
Tue 8/257:10 pm
NRT
- ONT
1 stop19h 00m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$692
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
ONT
- BKK
2 stops25h 45m
Delta
Tue 9/159:40 pm
BKK
- ONT
2 stops40h 07m
Delta
Deal found 7/10![Delta logo]()
$820
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:00 am
ONT
- NRT
2 stops40h 10m
Multiple Airlines
Wed 9/211:30 am
NRT
- ONT
1 stop23h 31m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$743
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 July 15, 2026.
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
This Trip.com deal was found by Cheapflights users on 7/14. 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.
Mon 9/1411:38 am
ONT
- NRT
1 stop16h 22m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$298
This Trip.com deal was found by Cheapflights users on 7/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:48 am
ONT
- NRT
1 stop19h 12m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:58 am
ONT
- NRT
2 stops37h 12m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$310
This Trip.com deal was found by Cheapflights users on 7/14. 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.
Fri 9/1111:38 am
ONT
- NRT
1 stop16h 22m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:09 pm
ONT
- NRT
2 stops35h 01m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$367
This Trip.com deal was found by Cheapflights users on 7/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:38 am
ONT
- ICN
1 stop18h 02m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$370
This Trip.com deal was found by Cheapflights users on 7/14. 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.
Mon 8/108:58 am
ONT
- ICN
1 stop20h 42m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$372
This Kissandfly.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:58 am
ONT
- NRT
1 stop19h 02m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$382
This SmartFares deal was found by Cheapflights users on 7/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:20 am
ONT
- SIN
2 stops31h 40m
Korean Air
Deal found 7/15![Korean Air logo]()
$400
This Trip.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:20 am
ONT
- SIN
2 stops26h 35m
Korean Air
Deal found 7/11![Korean Air logo]()
$407
This Orbitz deal was found by Cheapflights users on 7/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am
ONT
- TPE
2 stops37h 30m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 7/13. 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.
Wed 7/296:20 am
ONT
- SIN
2 stops31h 40m
Delta
Deal found 7/13![Delta logo]()
$412
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 July 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $643 (Kiwi.com) |
One-way from | $298 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,071 |
Good round-trip deal | $957 or less |
Good one-way deal | $544 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 July 15, 2026.
Use the filters below to find and compare flights from Ontario to Asia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Tue 9/1
6:00 am-11:35 pm
2 stops27h 35m
Bangkok Suvarnabhumi
Wed 9/9
9:40 pm-10:04 pm
2 stops38h 24m
$820
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Thu 9/3
6:20 am-1:35 pm
2 stops41h 15m
Bangkok Suvarnabhumi
Tue 9/29
2:35 am-10:40 pm
2 stops34h 05m
$821
OntarioSingapore
ONT - SIN
ONTSIN
Ontario
Thu 8/20
6:00 am-5:00 am
2 stops32h 00m
Singapore Changi
Thu 9/17
7:30 am-10:40 pm
2 stops30h 10m
$834
OntarioSingapore
ONT - SIN
ONTSIN
Ontario
Mon 10/26
6:00 am-8:15 pm
1 stop23h 15m
Singapore Changi
Thu 10/29
10:10 am-8:06 pm
1 stop24h 56m
$873
Quickest round-trip
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sat 8/1
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Fri 8/21
9:10 pm-6:40 pm
Nonstop12h 30m
$891
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Mon 1/4
6:00 am-11:20 pm
2 stops26h 20m
Bangkok Suvarnabhumi
Tue 1/19
11:15 pm-10:43 pm
2 stops38h 28m
$898
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Tue 11/17
6:00 am-1:25 pm
2 stops40h 25m
Bangkok Suvarnabhumi
Fri 12/4
9:30 pm-10:43 pm
2 stops40h 13m
$904
OntarioManila
ONT - MNL
ONTMNL
Ontario
Sun 11/15
10:50 pm-9:55 am
1 stop19h 05m
Manila Ninoy Aquino Intl
Tue 12/15
10:55 am-5:05 pm
1 stop22h 10m
$941
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Tue 9/22
5:00 am-11:55 pm
2 stops28h 55m
Bangkok Suvarnabhumi
Tue 10/6
9:35 am-8:31 pm
2 stops24h 56m
$948
OntarioManila
ONT - MNL
ONTMNL
Ontario
Mon 10/5
6:20 am-1:55 am
2 stops28h 35m
Manila Ninoy Aquino Intl
Thu 11/19
12:55 am-5:17 pm
2 stops32h 22m
$956
Showing 1-10 of 60 resultsSorted by cheapest first
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-NRT
ONT-ICN
ONT-BKK
ONT-SIN
ONT-TPE
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-NRT
ONT-ICN
ONT-BKK
ONT-SIN
What is the cheapest month to book a flight from Ontario to Asia?
Currently, January is the cheapest month in which you can book a flight from Ontario to Asia (average of $715). Flying from Ontario to Asia in December is currently the most expensive (average of $1,455). 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 July 15, 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.
How far ahead should I book a flight from Ontario to Asia?
To ensure you get the cheapest price possible for a flight from Ontario to Asia, you should look to book at least 72 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 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 July 15, 2026.
Read reviews from past customers who have flown STARLUX Airlines,Korean Air, andChina 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
8.8
Boarding
8.9
Food
8.6
Crew
9.1
Comfort
8.9
Entertainment
8.8
Reviews
1 / 14
8.0
ExcellentAndrew,Jun 2026
SEA - TPE
Overall
8.8
Boarding
8.9
Food
8.6
Crew
9.1
Comfort
8.9
Entertainment
8.8
Reviews
1 / 14
8.0
ExcellentAndrew,Jun 2026
SEA - TPE
Overall
8.8
Boarding
8.9
Food
8.6
Crew
9.1
Comfort
8.9
Entertainment
8.8
Reviews
1 / 14
8.0
ExcellentAndrew,Jun 2026
SEA - TPE
Overall
8.8
Boarding
8.9
Food
8.6
Crew
9.1
Comfort
8.9
Entertainment
8.8
Reviews
1 / 14
8.0
ExcellentAndrew,Jun 2026
SEA - TPE
Overall
8.8
Boarding
8.9
Food
8.6
Crew
9.1
Comfort
8.9
Entertainment
8.8
Reviews
1 / 14
8.0
ExcellentAndrew,Jun 2026
SEA - TPE
Overall
8.8
Boarding
8.9
Food
8.6
Crew
9.1
Comfort
8.9
Entertainment
8.8
Reviews
1 / 14
8.0
ExcellentAndrew,Jun 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.
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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 July 15, 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 8 airlines flying from Ontario to Asia
Discover the top 8 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 July 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$457 | Average$984 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$509 | Average$1,159 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$611 | Average$836 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$645 | Average$964 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$647 | Average$1,209 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$651 | Average$1,022 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$754 | Average$1,359 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$783 | Average$990 | FlexibilityNo cancel fee | On-time71% |