$372+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Jul 18 — Jul 251
Round-trip
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 June 18, 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 June 18, 2026.
This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:02 am
ONT
- TPE
2 stops37h 23m
Multiple Airlines
Wed 9/1612:25 pm
TPE
- ONT
2 stops37h 51m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$814
This oojo deal was found by Cheapflights users on 6/16. 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.
Wed 11/46:00 am
ONT
- TPE
2 stops41h 45m
Multiple Airlines
Thu 11/125:10 pm
TPE
- ONT
2 stops41h 18m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$816
This SmartFares deal was found by Cheapflights users on 6/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 am
ONT
- BKK
2 stops23h 30m
Korean Air
Tue 11/1711:15 pm
BKK
- ONT
2 stops33h 02m
Korean Air
Deal found 6/14![Korean Air logo]()
$854
This lol.travel deal was found by Cheapflights users on 6/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Tue 8/2511:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 6/17![Korean Air logo]()
$868
This oojo deal was found by Cheapflights users on 6/16. 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.
Sun 11/110:50 pm
ONT
- TPE
Nonstop14h 40m
China Airlines
Tue 11/109:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/16![China Airlines logo]()
$871
This oojo deal was found by Cheapflights users on 6/16. 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.
Sun 11/110:50 pm
ONT
- TPE
Nonstop14h 40m
China Airlines
Sat 11/149:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/16![China Airlines logo]()
$872
This Korean Air deal was found by Cheapflights users on 6/17. 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.
Wed 7/296:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Tue 8/1811:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 6/17![Korean Air logo]()
$872
This oojo deal was found by Cheapflights users on 6/16. 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.
Fri 8/712:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sat 11/79:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/16![China Airlines logo]()
$873
This oojo deal was found by Cheapflights users on 6/15. 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.
Sun 8/212:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Mon 8/179:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/15![China Airlines logo]()
$874
This oojo deal was found by Cheapflights users on 6/16. 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.
Sun 8/212:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sun 3/79:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/16![China Airlines logo]()
$876
This FlightHub deal was found by Cheapflights users on 6/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sun 9/209:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 6/16![China Airlines logo]()
$877
This Delta deal was found by Cheapflights users on 6/13. 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.
Mon 8/36:00 am
ONT
- BKK
2 stops27h 35m
Delta
Wed 9/29:50 am
BKK
- ONT
2 stops26h 33m
Delta
Deal found 6/13![Delta logo]()
$889
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 June 18, 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 June 18, 2026.
This Delta deal was found by Cheapflights users on 6/15. 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.
Tue 11/177:00 am
ONT
- BKK
2 stops39h 25m
Delta
Tue 1/199:40 am
BKK
- ONT
2 stops28h 03m
Delta
Deal found 6/15![Delta logo]()
$889
This China Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 9/212:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Tue 9/229:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 6/16![China Airlines logo]()
$900
This China Airlines deal was found by Cheapflights users on 6/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:45 am
ONT
- TPE
Nonstop13h 20m
Multiple Airlines
Fri 9/185:30 pm
TPE
- ONT
1 stop19h 35m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$984
This Korean Air deal was found by Cheapflights users on 6/16. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Wed 7/292:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/16![Korean Air logo]()
$984
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Mon 8/315:00 am
ONT
- NRT
1 stop17h 30m
United Airlines
Wed 9/25:05 pm
NRT
- ONT
1 stop18h 56m
United Airlines
Deal found 6/17![United Airlines logo]()
$998
This Alaska Airlines deal was found by Cheapflights users on 6/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:02 am
ONT
- ICN
1 stop19h 28m
Alaska Airlines
Sat 9/127:35 pm
ICN
- ONT
1 stop15h 28m
Alaska Airlines
Deal found 6/13![Alaska Airlines logo]()
$1,106
This Qatar Airways deal was found by Cheapflights users on 6/14. 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.
Mon 9/2812:10 pm
ONT
- PVG
2 stops37h 10m
Qatar Airways
Mon 10/2611:35 pm
PVG
- ONT
2 stops33h 25m
Qatar Airways
Deal found 6/14![Qatar Airways logo]()
$1,154
This Turkish Airlines deal was found by Cheapflights users on 6/15. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:50 pm
ONT
- DAC
2 stops40h 25m
Turkish Airlines
Mon 9/216:50 am
DAC
- ONT
2 stops50h 23m
Turkish Airlines
Deal found 6/15![Turkish Airlines logo]()
$1,678
This Etihad Airways deal was found by Cheapflights users on 6/16. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:51 pm
ONT
- DAC
2 stops39h 59m
Etihad Airways
Tue 7/289:35 pm
DAC
- ONT
2 stops38h 00m
Etihad Airways
Deal found 6/16![Etihad Airways logo]()
$1,694
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 11/36:00 am
ONT
- BKK
2 stops24h 30m
Delta
Tue 1/199:30 pm
BKK
- ONT
2 stops40h 13m
Delta
Deal found 6/17![Delta logo]()
$890
This China Airlines deal was found by Cheapflights users on 6/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Wed 12/29:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/17![China Airlines logo]()
$901
This Delta deal was found by Cheapflights users on 6/17. 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.
Mon 11/26:00 am
ONT
- BKK
2 stops24h 30m
Delta
Mon 1/189:30 pm
BKK
- ONT
2 stops40h 13m
Delta
Deal found 6/17![Delta logo]()
$890
This Korean Air deal was found by Cheapflights users on 6/15. 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.
Wed 11/257:00 am
ONT
- SHA
2 stops42h 10m
Korean Air
Tue 12/86:25 pm
SHA
- ONT
2 stops38h 52m
Korean Air
Deal found 6/15![Korean Air logo]()
$994
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Tue 9/19:01 am
ONT
- SGN
2 stops25h 14m
United Airlines
Wed 9/307:00 am
SGN
- ONT
2 stops22h 22m
United Airlines
Deal found 6/17![United Airlines logo]()
$1,006
This China Airlines deal was found by Cheapflights users on 6/13. 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.
Tue 10/206:56 pm
ONT
- TPE
1 stop19h 04m
Multiple Airlines
Tue 10/2711:35 pm
TPE
- ONT
1 stop15h 07m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$1,017
This China Airlines deal was found by Cheapflights users on 6/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Mon 11/309:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/17![China Airlines logo]()
$927
This Delta deal was found by Cheapflights users on 6/17. 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.
Sun 11/11:00 pm
ONT
- BKK
2 stops41h 30m
Delta
Tue 1/199:30 pm
BKK
- ONT
2 stops40h 13m
Delta
Deal found 6/17![Delta logo]()
$895
This Korean Air deal was found by Cheapflights users on 6/17. 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.
Wed 7/296:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Fri 8/142:35 am
BKK
- ONT
2 stops34h 10m
Korean Air
Deal found 6/17![Korean Air logo]()
$1,001
This United Airlines deal was found by Cheapflights users on 6/13. 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 9/16:08 am
ONT
- SGN
3 stops25h 57m
United Airlines
Tue 10/67:00 am
SGN
- ONT
2 stops22h 11m
United Airlines
Deal found 6/13![United Airlines logo]()
$1,008
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:02 am
ONT
- ICN
1 stop19h 28m
Alaska Airlines
Sat 7/187:35 pm
ICN
- ONT
1 stop19h 36m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$1,120
This China Airlines deal was found by Cheapflights users on 6/13. 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.
Wed 10/287:20 pm
ONT
- TPE
1 stop19h 10m
Multiple Airlines
Wed 11/119:25 pm
TPE
- ONT
Nonstop11h 25m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$1,024
This Qatar Airways deal was found by Cheapflights users on 6/13. 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 9/3012:12 pm
ONT
- PVG
2 stops37h 08m
Qatar Airways
Tue 10/1312:35 am
PVG
- ONT
2 stops32h 25m
Qatar Airways
Deal found 6/13![Qatar Airways logo]()
$1,154
This Delta deal was found by Cheapflights users on 6/14. 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.
Sun 10/185:05 pm
ONT
- BKK
2 stops42h 00m
Delta
Mon 11/99:30 pm
BKK
- ONT
2 stops40h 13m
Delta
Deal found 6/14![Delta logo]()
$895
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Wed 10/1411:10 am
ONT
- TPE
1 stop16h 35m
United Airlines
Mon 11/303:50 pm
TPE
- ONT
1 stop23h 16m
United Airlines
Deal found 6/17![United Airlines logo]()
$1,022
This China Airlines deal was found by Cheapflights users on 6/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:50 pm
ONT
- BKK
1 stop20h 00m
China Airlines
Wed 12/22:05 pm
BKK
- ONT
1 stop17h 45m
China Airlines
Deal found 6/17![China Airlines logo]()
$1,024
This Korean Air deal was found by Cheapflights users on 6/15. 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.
Thu 11/267:00 am
ONT
- SHA
2 stops42h 10m
Korean Air
Sat 12/56:25 pm
SHA
- ONT
2 stops38h 52m
Korean Air
Deal found 6/15![Korean Air logo]()
$1,044
This Qatar Airways deal was found by Cheapflights users on 6/13. 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 9/3012:12 pm
ONT
- PVG
2 stops37h 08m
Qatar Airways
Thu 10/1512:35 am
PVG
- ONT
2 stops38h 07m
Qatar Airways
Deal found 6/13![Qatar Airways logo]()
$1,154
This Alaska Airlines deal was found by Cheapflights users on 6/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am
ONT
- NRT
1 stop17h 00m
Alaska Airlines
Tue 11/176:25 pm
NRT
- ONT
1 stop13h 50m
Alaska Airlines
Deal found 6/14![Alaska Airlines logo]()
$1,173
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Wed 8/56:39 pm
ONT
- BKK
2 stops24h 56m
United Airlines
Thu 8/137:00 am
BKK
- ONT
2 stops25h 11m
United Airlines
Deal found 6/17![United Airlines logo]()
$1,023
This Delta deal was found by Cheapflights users on 6/14. 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 8/246:00 am
ONT
- TPE
2 stops22h 55m
Delta
Tue 10/69:55 am
TPE
- ONT
1 stop22h 22m
Delta
Deal found 6/14![Delta logo]()
$942
Last-minute flights from Ontario to AsiaDiscover last-minute flight deals from Ontario to Asia. Data last updated June 18, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Asia. Data last updated June 18, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:20 am
ONT
- BKK
2 stops28h 45m
Korean Air
Wed 7/222:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/16![Korean Air logo]()
$895
This Korean Air deal was found by Cheapflights users on 6/17. 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.
Sun 7/196:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Tue 8/182:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/17![Korean Air logo]()
$926
This Alaska Airlines deal was found by Cheapflights users on 6/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Tue 8/46:00 pm
NRT
- ONT
1 stop14h 30m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$948
This Booking.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:26 pm
ONT
- NRT
1 stop30h 34m
Multiple Airlines
Fri 7/246:00 pm
NRT
- ONT
1 stop33h 14m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$939
This Korean Air deal was found by Cheapflights users on 6/17. 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.
Mon 7/206:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Thu 8/132:35 am
BKK
- ONT
2 stops34h 10m
Korean Air
Deal found 6/17![Korean Air logo]()
$945
This Trip.com deal was found by Cheapflights users on 6/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Mon 7/272:35 am
BKK
- ONT
2 stops34h 17m
Korean Air
Deal found 6/16![Korean Air logo]()
$944
This Vliegwinkel deal was found by Cheapflights users on 6/16. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/262:05 pm
ONT
- NRT
1 stop33h 55m
Multiple Airlines
Tue 8/116:00 pm
NRT
- ONT
1 stop33h 14m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$928
This Delta deal was found by Cheapflights users on 6/13. 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 7/286:20 am
ONT
- BKK
2 stops28h 45m
Delta
Wed 9/92:35 am
BKK
- ONT
2 stops34h 05m
Delta
Deal found 6/13![Delta logo]()
$889
This Korean Air deal was found by Cheapflights users on 6/17. 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.
Wed 7/296:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Tue 8/1811:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 6/17![Korean Air logo]()
$872
This Korean Air deal was found by Cheapflights users on 6/17. 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.
Wed 7/296:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Thu 8/1311:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 6/17![Korean Air logo]()
$922
This Delta deal was found by Cheapflights users on 6/13. 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.
Fri 7/316:20 am
ONT
- BKK
2 stops28h 45m
Delta
Thu 8/279:50 am
BKK
- ONT
2 stops27h 44m
Delta
Deal found 6/13![Delta logo]()
$920
This Delta deal was found by Cheapflights users on 6/14. 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.
Fri 7/316:01 pm
ONT
- TPE
1 stop34h 54m
Delta
Tue 8/189:10 am
TPE
- ONT
1 stop17h 06m
Delta
Deal found 6/14![Delta logo]()
$946
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 June 18, 2026.
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
This flugladen.de deal was found by Cheapflights users on 6/14. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- NRT
1 stop35h 54m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$372
This Trip.com deal was found by Cheapflights users on 6/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:58 am
ONT
- ICN
1 stop20h 42m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$382
This Trip.com deal was found by Cheapflights users on 6/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:58 am
ONT
- ICN
1 stop20h 42m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$391
This Trip.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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.
Sat 8/88:58 am
ONT
- ICN
1 stop19h 12m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$399
This Trip.com deal was found by Cheapflights users on 6/17. 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 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 6/17![Multiple Airlines logo]()
$401
This Trip.com deal was found by Cheapflights users on 6/14. 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.
Wed 8/128:58 am
ONT
- ICN
1 stop20h 42m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$411
This SmartFares deal was found by Cheapflights users on 6/16. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$418
This SmartFares deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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.
Sun 8/237:59 pm
ONT
- NRT
1 stop28h 01m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$429
This Bravofly deal was found by Cheapflights users on 6/14. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:50 pm
ONT
- TPE
Nonstop14h 40m
China Airlines
Deal found 6/14![China Airlines logo]()
$433
This WhyPayMore deal was found by Cheapflights users on 6/14. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Deal found 6/14![Korean Air logo]()
$433
This SmartFares deal was found by Cheapflights users on 6/17. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Deal found 6/17![China Airlines logo]()
$435
This SmartFares deal was found by Cheapflights users on 6/15. 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.
Wed 8/126:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$437
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 June 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $814 (oojo) |
One-way from | $372 (flugladen.de) |
Popular in | December |
Cheapest in | September |
Average price | $1,218 |
Good round-trip deal | $1,005 or less |
Good one-way deal | $619 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 June 18, 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 11/17
7:00 am-1:25 pm
2 stops39h 25m
Bangkok Suvarnabhumi
Tue 1/19
9:40 am-10:43 pm
2 stops28h 03m
$889
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Tue 11/3
6:00 am-9:30 pm
2 stops24h 30m
Bangkok Suvarnabhumi
Tue 1/19
9:30 pm-10:43 pm
2 stops40h 13m
$890
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Mon 11/2
6:00 am-9:30 pm
2 stops24h 30m
Bangkok Suvarnabhumi
Mon 1/18
9:30 pm-10:43 pm
2 stops40h 13m
$890
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Sun 11/1
1:00 pm-9:30 pm
2 stops41h 30m
Bangkok Suvarnabhumi
Tue 1/19
9:30 pm-10:43 pm
2 stops40h 13m
$895
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Sun 10/18
5:05 pm-1:05 am
2 stops42h 00m
Bangkok Suvarnabhumi
Mon 11/9
9:30 pm-10:43 pm
2 stops40h 13m
$895
Quickest round-trip
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Wed 9/2
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Tue 9/22
9:10 pm-6:00 pm
Nonstop11h 50m
$900
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Wed 10/14
12:10 am-5:15 am
Nonstop14h 05m
Taipei City Taiwan Taoyuan Intl
Wed 12/2
9:25 pm-4:50 pm
Nonstop11h 25m
$901
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 10/12
12:10 am-5:15 am
Nonstop14h 05m
Taipei City Taiwan Taoyuan Intl
Mon 11/30
9:25 pm-4:50 pm
Nonstop11h 25m
$927
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/24
6:00 am-7:55 pm
2 stops22h 55m
Taipei City Taiwan Taoyuan Intl
Tue 10/6
9:55 am-5:17 pm
1 stop22h 22m
$942
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sun 8/30
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Fri 9/18
5:30 pm-10:05 pm
1 stop19h 35m
$984
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-BKK
ONT-TPE
ONT-NRT
ONT-ICN
ONT-PVG
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-NRT
ONT-ICN
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 $1,419). 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 June 18, 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 82 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 June 18, 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.
Comfort
8.9
Boarding
8.9
Food
8.6
Crew
9.2
Overall
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Comfort
8.9
Boarding
8.9
Food
8.6
Crew
9.2
Overall
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Comfort
8.9
Boarding
8.9
Food
8.6
Crew
9.2
Overall
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Comfort
8.9
Boarding
8.9
Food
8.6
Crew
9.2
Overall
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Comfort
8.9
Boarding
8.9
Food
8.6
Crew
9.2
Overall
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Comfort
8.9
Boarding
8.9
Food
8.6
Crew
9.2
Overall
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - 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 June 18, 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 June 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$457 | Average$913 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$509 | Average$1,077 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$611 | Average$793 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$646 | Average$943 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$647 | Average$1,209 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$652 | Average$1,029 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$754 | Average$1,359 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$783 | Average$975 | FlexibilityNo cancel fee | On-time71% |