$423+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Asia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Asia
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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 7, 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 7, 2026.
This oojo deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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.
Mon 9/146:02 am
ONT
- TPE
2 stops37h 23m
Multiple Airlines
Wed 9/3012:25 pm
TPE
- ONT
2 stops21h 38m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$829
This SmartFares deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 10/512:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Thu 11/129:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/5![China Airlines logo]()
$860
This Bravofly deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 8/912:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Mon 8/249:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/4![China Airlines logo]()
$862
This Bravofly deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 8/212:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sun 3/79:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/3![China Airlines logo]()
$873
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 8/116:00 am
ONT
- BKK
2 stops27h 35m
Delta
Tue 11/1011:15 pm
BKK
- ONT
2 stops31h 57m
Delta
Deal found 6/6![Delta logo]()
$881
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 9/76:20 am
ONT
- BKK
2 stops27h 15m
Delta
Mon 11/169:40 am
BKK
- ONT
2 stops21h 32m
Delta
Deal found 6/4![Delta logo]()
$882
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Wed 9/309:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 6/6![China Airlines logo]()
$883
This lol.travel deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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.
Thu 8/136:20 am
ONT
- SGN
2 stops25h 50m
Korean Air
Wed 8/2611:45 pm
SGN
- ONT
2 stops37h 00m
Korean Air
Deal found 6/5![Korean Air logo]()
$884
This deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Sun 11/159:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/7![China Airlines logo]()
$885
This Super.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com 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
Sat 10/319:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/6![China Airlines logo]()
$886
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/145:10 pm
ONT
- BKK
2 stops41h 55m
Delta
Tue 10/1311:30 pm
BKK
- ONT
2 stops37h 13m
Delta
Deal found 6/5![Delta logo]()
$887
This Super.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:50 pm
ONT
- TPE
Nonstop14h 40m
China Airlines
Mon 11/169:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/2![China Airlines logo]()
$888
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 7, 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 7, 2026.
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 9/211:45 am
ONT
- TPE
1 stop17h 10m
Delta
Sun 11/2210:55 am
TPE
- ONT
1 stop16h 21m
Delta
Deal found 6/5![Delta logo]()
$922
This China Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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
Wed 11/259:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/5![China Airlines logo]()
$936
This Korean Air deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- BKK
2 stops41h 15m
Korean Air
Mon 7/272:35 am
BKK
- ONT
2 stops34h 17m
Korean Air
Deal found 6/4![Korean Air logo]()
$976
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:13 pm
ONT
- BKK
2 stops24h 22m
United Airlines
Sun 9/207:00 am
BKK
- ONT
2 stops25h 11m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,068
This FlightHub deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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.
Mon 11/239:45 pm
ONT
- HKG
1 stop24h 10m
Multiple Airlines
Mon 12/288:30 am
HKG
- ONT
1 stop23h 25m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,097
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 10/216:00 am
ONT
- ICN
1 stop19h 30m
Alaska Airlines
Sun 11/18:00 pm
ICN
- ONT
1 stop15h 28m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$1,106
This Qatar Airways deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 9/96:02 am
ONT
- ICN
2 stops36h 28m
Qatar Airways
Mon 9/281:20 am
ICN
- ONT
2 stops33h 43m
Qatar Airways
Deal found 6/3![Qatar Airways logo]()
$1,396
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 8/176:20 am
ONT
- TPE
1 stop22h 35m
Delta
Wed 9/29:35 am
TPE
- ONT
1 stop22h 46m
Delta
Deal found 6/3![Delta logo]()
$922
This China Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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
- TPE
Nonstop13h 20m
China Airlines
Wed 9/99:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/2![China Airlines logo]()
$936
This Korean Air deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 8/176:20 am
ONT
- SGN
2 stops25h 50m
Korean Air
Sat 8/297:30 am
SGN
- ONT
2 stops29h 15m
Korean Air
Deal found 6/4![Korean Air logo]()
$1,001
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
ONT
- TPE
2 stops22h 55m
Delta
Tue 8/119:10 am
TPE
- ONT
1 stop23h 11m
Delta
Deal found 6/3![Delta logo]()
$927
This China Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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 8/912:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Fri 9/119:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/2![China Airlines logo]()
$936
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 8/249:01 am
ONT
- SGN
2 stops25h 14m
United Airlines
Mon 9/147:00 am
SGN
- ONT
3 stops25h 11m
United Airlines
Deal found 6/5![United Airlines logo]()
$1,069
This Korean Air deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- BKK
2 stops41h 15m
Korean Air
Sat 7/252:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/4![Korean Air logo]()
$1,001
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 8/316:00 am
ONT
- TPE
2 stops22h 55m
Delta
Mon 11/2310:55 am
TPE
- ONT
1 stop16h 21m
Delta
Deal found 6/5![Delta logo]()
$927
This China Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 8/1112:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Thu 8/279:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/4![China Airlines logo]()
$936
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 8/266:00 am
ONT
- SGN
2 stops25h 55m
United Airlines
Wed 9/237:00 am
SGN
- ONT
2 stops25h 16m
United Airlines
Deal found 6/6![United Airlines logo]()
$1,070
This Korean Air deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/146:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Fri 7/242:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/5![Korean Air logo]()
$1,012
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 8/176:20 am
ONT
- TPE
1 stop22h 35m
Delta
Mon 9/79:35 am
TPE
- ONT
2 stops17h 30m
Delta
Deal found 6/3![Delta logo]()
$927
This China Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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 8/1012:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Mon 9/79:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/2![China Airlines logo]()
$936
This EVA Air deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:54 pm
ONT
- HKG
2 stops22h 56m
Multiple Airlines
Sun 11/227:40 pm
HKG
- ONT
2 stops31h 29m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,283
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:00 am
ONT
- SGN
2 stops25h 55m
United Airlines
Sat 9/197:00 am
SGN
- ONT
2 stops25h 11m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,089
This Korean Air deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Wed 7/222:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/5![Korean Air logo]()
$1,012
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 8/136:00 am
ONT
- SGN
2 stops26h 10m
Delta
Thu 8/277:30 am
SGN
- ONT
2 stops29h 15m
Delta
Deal found 6/6![Delta logo]()
$945
This Alaska Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 9/77:12 am
ONT
- NRT
2 stops16h 48m
Multiple Airlines
Mon 10/56:00 pm
NRT
- ONT
1 stop21h 42m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,309
This Qatar Airways deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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
- NRT
2 stops32h 55m
Qatar Airways
Wed 10/1410:25 pm
NRT
- ONT
2 stops35h 35m
Qatar Airways
Deal found 6/4![Qatar Airways logo]()
$1,469
This China Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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 8/1512:45 am
ONT
- SGN
1 stop18h 55m
China Airlines
Fri 9/1110:50 am
SGN
- ONT
1 stop21h 50m
China Airlines
Deal found 6/2![China Airlines logo]()
$1,014
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/135:00 am
ONT
- MNL
2 stops23h 00m
United Airlines
Tue 8/189:20 pm
MNL
- ONT
1 stop29h 52m
United Airlines
Deal found 6/5![United Airlines logo]()
$1,116
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 9/16:20 am
ONT
- SGN
2 stops26h 55m
Delta
Tue 10/61:55 pm
SGN
- ONT
2 stops41h 22m
Delta
Deal found 6/6![Delta logo]()
$945
This Korean Air deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/126:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Fri 7/242:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/5![Korean Air logo]()
$1,062
Last-minute flights from Ontario to AsiaDiscover last-minute flight deals from Ontario to Asia. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Asia. Data last updated June 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:10 pm
ONT
- BKK
2 stops41h 55m
Delta
Sun 9/69:40 pm
BKK
- ONT
2 stops39h 05m
Delta
Deal found 6/3![Delta logo]()
$926
This Trip.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 7/136:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Wed 7/2211:30 pm
BKK
- ONT
2 stops37h 22m
Korean Air
Deal found 6/6![Korean Air logo]()
$932
This Korean Air deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 stops27h 15m
Korean Air
Thu 7/309:50 am
BKK
- ONT
2 stops45h 31m
Korean Air
Deal found 6/4![Korean Air logo]()
$937
This Jetabroad deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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.
Mon 7/136:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Wed 7/152:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/6![Korean Air logo]()
$938
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/145:10 pm
ONT
- BKK
2 stops41h 55m
Delta
Tue 10/1311:30 pm
BKK
- ONT
2 stops37h 13m
Delta
Deal found 6/5![Delta logo]()
$887
This Korean Air deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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 7/146:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Mon 7/2011:30 pm
BKK
- ONT
2 stops37h 22m
Korean Air
Deal found 6/2![Korean Air logo]()
$895
This Korean Air deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/146:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Mon 7/279:40 pm
BKK
- ONT
2 stops33h 41m
Korean Air
Deal found 6/4![Korean Air logo]()
$962
This Korean Air deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Mon 7/2711:30 pm
BKK
- ONT
2 stops31h 51m
Korean Air
Deal found 6/2![Korean Air logo]()
$976
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- BKK
2 stops25h 25m
Delta
Thu 7/302:35 am
BKK
- ONT
2 stops28h 46m
Delta
Deal found 6/5![Delta logo]()
$981
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- BKK
2 stops25h 25m
Delta
Thu 7/309:50 am
BKK
- ONT
2 stops45h 31m
Delta
Deal found 6/4![Delta logo]()
$982
This Korean Air deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Wed 7/292:35 am
BKK
- ONT
2 stops28h 46m
Korean Air
Deal found 6/2![Korean Air logo]()
$984
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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
Mon 8/179:30 am
TPE
- ONT
1 stop16h 34m
Delta
Deal found 6/4![Delta logo]()
$927
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 7, 2026.
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
This Trip.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 8/196:00 am
ONT
- ICN
2 stops20h 45m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$423
This Expedia deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” 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.
Wed 9/26:02 am
ONT
- TPE
2 stops26h 18m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$440
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 6/3![Multiple Airlines logo]()
$440
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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.
Tue 7/216:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Deal found 6/3![Korean Air logo]()
$443
This Trip.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 8/246:00 am
ONT
- ICN
2 stops20h 45m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$447
This oojo deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 10/236:00 am
ONT
- PVG
2 stops23h 55m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 8/126:20 am
ONT
- BKK
2 stops28h 45m
Delta
Deal found 6/3![Delta logo]()
$458
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 9/18:33 pm
ONT
- HND
1 stop15h 52m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$458
This Korean Air deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:20 am
ONT
- BKK
2 stops25h 25m
Korean Air
Deal found 6/4![Korean Air logo]()
$461
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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 9/2111:38 am
ONT
- ICN
1 stop18h 02m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$462
This Trip.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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
- SGN
2 stops30h 52m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$464
This Bravofly deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” 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.
Tue 9/16:20 am
ONT
- TPE
2 stops38h 50m
Korean Air
Deal found 6/3![Korean Air logo]()
$464
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 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $862 (Bravofly) |
One-way from | $423 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,237 |
Good round-trip deal | $993 or less |
Good one-way deal | $573 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 7, 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
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Wed 9/2
11:45 am-7:55 pm
1 stop17h 10m
Taipei City Taiwan Taoyuan Intl
Sun 11/22
10:55 am-11:16 am
1 stop16h 21m
$922
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/17
6:20 am-7:55 pm
1 stop22h 35m
Taipei City Taiwan Taoyuan Intl
Wed 9/2
9:35 am-5:21 pm
1 stop22h 46m
$922
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sat 8/8
6:00 am-7:55 pm
2 stops22h 55m
Taipei City Taiwan Taoyuan Intl
Tue 8/11
9:10 am-5:21 pm
1 stop23h 11m
$927
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/31
6:00 am-7:55 pm
2 stops22h 55m
Taipei City Taiwan Taoyuan Intl
Mon 11/23
10:55 am-11:16 am
1 stop16h 21m
$927
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/17
6:20 am-7:55 pm
1 stop22h 35m
Taipei City Taiwan Taoyuan Intl
Mon 9/7
9:35 am-12:05 pm
2 stops17h 30m
$927
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
Wed 11/25
9:25 pm-4:50 pm
Nonstop11h 25m
$936
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Wed 8/12
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Wed 9/9
9:10 pm-6:40 pm
Nonstop12h 30m
$936
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sun 8/9
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Fri 9/11
9:10 pm-6:40 pm
Nonstop12h 30m
$936
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Tue 8/11
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Thu 8/27
9:10 pm-6:40 pm
Nonstop12h 30m
$936
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/10
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Mon 9/7
9:10 pm-6:40 pm
Nonstop12h 30m
$936
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-ICN
ONT-NRT
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-ICN
ONT-NRT
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 $1,416). 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 7, 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 7, 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.
Boarding
8.9
Overall
8.9
Crew
9.1
Food
8.6
Comfort
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Boarding
8.9
Overall
8.9
Crew
9.1
Food
8.6
Comfort
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Boarding
8.9
Overall
8.9
Crew
9.1
Food
8.6
Comfort
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Boarding
8.9
Overall
8.9
Crew
9.1
Food
8.6
Comfort
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Boarding
8.9
Overall
8.9
Crew
9.1
Food
8.6
Comfort
8.9
Entertainment
8.8
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Boarding
8.9
Overall
8.9
Crew
9.1
Food
8.6
Comfort
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 7, 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$457 | Average$892 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$604 | Average$1,076 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$611 | Average$777 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$645 | Average$943 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$647 | Average$1,209 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$652 | Average$1,037 | 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% |