$437+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Jul 12 — Jul 191
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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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 12, 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 12, 2026.
This Bravofly deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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.
Mon 9/1412:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Tue 9/229:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 6/8![China Airlines logo]()
$850
This SmartFares deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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.
Thu 8/1312:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sun 9/139:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/8![China Airlines logo]()
$861
This SmartFares deal was found by Cheapflights users on 6/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:10 am
ONT
- TPE
Nonstop14h 05m
China Airlines
Sat 12/59:25 pm
TPE
- ONT
Nonstop11h 25m
China Airlines
Deal found 6/10![China Airlines logo]()
$862
This Bravofly 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sat 9/129:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/7![China Airlines logo]()
$870
This lastminute.com 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 lastminute.com 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
Sat 8/159:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/7![China Airlines logo]()
$873
This Vliegwinkel deal was found by Cheapflights users on 6/10. 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 Vliegwinkel 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 8/169:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/10![China Airlines logo]()
$879
This SmartFares deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 11/37:00 am
ONT
- BKK
2 stops23h 30m
Korean Air
Mon 11/1612:55 am
BKK
- ONT
2 stops31h 22m
Korean Air
Deal found 6/9![Korean Air logo]()
$880
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
ONT
- BKK
2 stops25h 45m
Delta
Tue 7/289:50 am
BKK
- ONT
2 stops27h 02m
Delta
Deal found 6/7![Delta logo]()
$881
This Kiwi.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 8/255:43 pm
ONT
- NRT
1 stop28h 42m
Multiple Airlines
Sat 9/511:30 am
NRT
- ONT
1 stop22h 22m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$881
This Super.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Sun 8/212:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sun 8/239:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/9![China Airlines logo]()
$886
This Super.com deal was found by Cheapflights users on 6/12. 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 Super.com 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
Sun 8/169:10 pm
TPE
- ONT
Nonstop12h 30m
China Airlines
Deal found 6/12![China Airlines logo]()
$887
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/121:00 pm
ONT
- BKK
2 stops46h 05m
Delta
Mon 7/2711:30 pm
BKK
- ONT
2 stops37h 22m
Delta
Deal found 6/7![Delta logo]()
$887
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 12, 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 12, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 10/197:00 am
ONT
- BKK
2 stops24h 45m
Delta
Thu 10/229:50 am
BKK
- ONT
2 stops21h 27m
Delta
Deal found 6/10![Delta logo]()
$889
This China Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/1112:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Sat 9/199:10 pm
TPE
- ONT
Nonstop11h 50m
China Airlines
Deal found 6/9![China Airlines logo]()
$935
This Korean Air deal was found by Cheapflights users on 6/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am
ONT
- BKK
2 stops25h 45m
Multiple Airlines
Sun 10/112:35 am
BKK
- ONT
2 stops28h 42m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$944
This Korean Air deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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
Mon 7/279:40 pm
BKK
- ONT
2 stops33h 41m
Korean Air
Deal found 6/9![Korean Air logo]()
$984
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 11/106:00 am
ONT
- HND
1 stop15h 50m
United Airlines
Thu 11/194:25 pm
HND
- ONT
1 stop12h 55m
United Airlines
Deal found 6/11![United Airlines logo]()
$998
This Alaska Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 10/86:00 am
ONT
- ICN
1 stop19h 30m
Alaska Airlines
Sun 10/258:00 pm
ICN
- ONT
1 stop19h 42m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$1,106
This Qatar Airways 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:00 pm
ONT
- ICN
2 stops36h 15m
Qatar Airways
Thu 11/1212:20 am
ICN
- ONT
2 stops35h 08m
Qatar Airways
Deal found 6/7![Qatar Airways logo]()
$1,170
This Etihad Airways deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Wed 8/511:51 pm
ONT
- DEL
2 stops30h 59m
Etihad Airways
Fri 8/283:55 pm
DEL
- ONT
2 stops42h 40m
Etihad Airways
Deal found 6/9![Etihad Airways logo]()
$1,461
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:47 pm
ONT
- DEL
2 stops23h 03m
British Airways
Sun 12/207:20 am
DEL
- ONT
2 stops28h 02m
British Airways
Deal found 6/7![British Airways logo]()
$1,705
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 11/47:00 am
ONT
- BKK
2 stops39h 25m
Delta
Thu 11/269:40 am
BKK
- ONT
2 stops21h 32m
Delta
Deal found 6/10![Delta logo]()
$889
This United Airlines deal was found by Cheapflights users on 6/11. 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 8/245:00 am
ONT
- NRT
2 stops18h 00m
United Airlines
Fri 8/285:00 pm
NRT
- ONT
1 stop19h 01m
United Airlines
Deal found 6/11![United Airlines logo]()
$1,003
This China Airlines 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:10 am
ONT
- SGN
1 stop19h 30m
China Airlines
Thu 11/1911:00 am
SGN
- ONT
1 stop20h 50m
China Airlines
Deal found 6/7![China Airlines logo]()
$1,014
This Korean Air 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:20 am
ONT
- SGN
2 stops26h 55m
Korean Air
Sat 8/291:55 pm
SGN
- ONT
2 stops41h 26m
Korean Air
Deal found 6/7![Korean Air logo]()
$1,016
This China Airlines deal was found by Cheapflights users on 6/10. 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 10/296:54 pm
ONT
- TPE
1 stop19h 26m
Multiple Airlines
Sat 11/1411:35 pm
TPE
- ONT
1 stop15h 19m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$1,017
This Delta deal was found by Cheapflights users on 6/11. 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 10/111:44 am
ONT
- TPE
1 stop17h 11m
Delta
Tue 12/110:55 am
TPE
- ONT
1 stop22h 22m
Delta
Deal found 6/11![Delta logo]()
$937
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 8/305:00 am
ONT
- HND
2 stops22h 00m
United Airlines
Thu 9/310:55 pm
HND
- ONT
1 stop13h 06m
United Airlines
Deal found 6/11![United Airlines logo]()
$1,003
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:00 pm
ONT
- ICN
1 stop37h 30m
Alaska Airlines
Sat 9/127:35 pm
ICN
- ONT
1 stop15h 28m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$1,113
This China Airlines deal was found by Cheapflights users on 6/10. 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 8/2712:45 am
ONT
- SGN
1 stop18h 55m
China Airlines
Sat 9/2610:50 am
SGN
- ONT
1 stop21h 10m
China Airlines
Deal found 6/10![China Airlines logo]()
$1,014
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 8/3111:56 am
ONT
- TPE
1 stop16h 59m
Delta
Fri 9/189:35 am
TPE
- ONT
1 stop16h 29m
Delta
Deal found 6/8![Delta logo]()
$940
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:53 pm
ONT
- BKK
2 stops25h 32m
United Airlines
Tue 12/87:10 am
BKK
- ONT
2 stops20h 10m
United Airlines
Deal found 6/7![United Airlines logo]()
$1,006
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 8/175:05 pm
ONT
- TPE
2 stops35h 50m
Delta
Mon 9/79:35 am
TPE
- ONT
1 stop16h 41m
Delta
Deal found 6/8![Delta logo]()
$942
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am
ONT
- NRT
1 stop17h 00m
Alaska Airlines
Fri 11/276:25 pm
NRT
- ONT
1 stop13h 22m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$1,173
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:25 am
ONT
- BKK
2 stops24h 30m
United Airlines
Thu 10/294:55 pm
BKK
- ONT
2 stops20h 11m
United Airlines
Deal found 6/7![United Airlines logo]()
$1,017
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 9/127:00 am
ONT
- TPE
1 stop21h 55m
Delta
Mon 9/219:35 am
TPE
- ONT
2 stops29h 02m
Delta
Deal found 6/10![Delta logo]()
$949
This China Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 11/1210:50 pm
ONT
- NRT
1 stop28h 40m
China Airlines
Thu 11/262:35 pm
NRT
- ONT
1 stop19h 15m
China Airlines
Deal found 6/9![China Airlines logo]()
$1,160
This Qatar Airways deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/812:12 pm
ONT
- DAC
2 stops25h 28m
Qatar Airways
Tue 9/224:10 am
DAC
- ONT
2 stops27h 53m
Qatar Airways
Deal found 6/9![Qatar Airways logo]()
$1,428
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:02 am
ONT
- DAC
2 stops31h 38m
Multiple Airlines
Wed 9/304:10 am
DAC
- ONT
2 stops27h 53m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$1,337
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 10/148:03 am
ONT
- BKK
2 stops25h 52m
United Airlines
Wed 11/184:55 pm
BKK
- ONT
2 stops21h 11m
United Airlines
Deal found 6/11![United Airlines logo]()
$1,017
This Etihad Airways deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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.
Sat 7/2511:18 pm
ONT
- DEL
2 stops39h 22m
Etihad Airways
Mon 8/34:50 am
DEL
- ONT
2 stops54h 15m
Etihad Airways
Deal found 6/8![Etihad Airways logo]()
$1,521
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 9/195:13 pm
ONT
- TPE
2 stops35h 42m
Delta
Tue 10/209:55 am
TPE
- ONT
1 stop22h 22m
Delta
Deal found 6/8![Delta logo]()
$949
Last-minute flights from Ontario to AsiaDiscover last-minute flight deals from Ontario to Asia. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Asia. Data last updated June 12, 2026 and is based on user searches.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:00 am
ONT
- BKK
2 stops29h 05m
Delta
Tue 7/289:50 am
BKK
- ONT
2 stops27h 02m
Delta
Deal found 6/7![Delta logo]()
$931
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:00 am
ONT
- BKK
2 stops29h 05m
Delta
Mon 7/2711:30 pm
BKK
- ONT
2 stops49h 47m
Delta
Deal found 6/7![Delta logo]()
$938
This Delta 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 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 stops40h 25m
Delta
Tue 7/289:50 am
BKK
- ONT
2 stops27h 02m
Delta
Deal found 6/7![Delta logo]()
$937
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/121:00 pm
ONT
- BKK
2 stops46h 05m
Delta
Tue 7/289:50 am
BKK
- ONT
2 stops27h 02m
Delta
Deal found 6/7![Delta logo]()
$887
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:40 am
ONT
- BKK
2 stops49h 25m
Delta
Mon 7/2711:30 pm
BKK
- ONT
2 stops49h 47m
Delta
Deal found 6/7![Delta logo]()
$894
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
ONT
- BKK
2 stops29h 05m
Delta
Tue 7/289:50 am
BKK
- ONT
2 stops27h 02m
Delta
Deal found 6/7![Delta logo]()
$881
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
ONT
- BKK
2 stops29h 05m
Delta
Mon 7/2711:30 pm
BKK
- ONT
2 stops49h 47m
Delta
Deal found 6/7![Delta logo]()
$888
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 6/8![Delta logo]()
$895
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/149:40 am
ONT
- BKK
2 stops49h 25m
Delta
Tue 7/289:50 am
BKK
- ONT
2 stops39h 27m
Delta
Deal found 6/8![Delta logo]()
$902
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/166:20 am
ONT
- BKK
2 stops25h 25m
Delta
Mon 7/2711:30 pm
BKK
- ONT
2 stops49h 47m
Delta
Deal found 6/8![Delta logo]()
$896
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 7/296:00 am
ONT
- BKK
2 stops25h 45m
Delta
Thu 10/159:50 am
BKK
- ONT
2 stops21h 27m
Delta
Deal found 6/11![Delta logo]()
$889
This Korean Air deal was found by Cheapflights users on 6/10. 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.
Wed 7/296:20 am
ONT
- BKK
2 stops41h 15m
Korean Air
Sat 8/82:35 am
BKK
- ONT
2 stops34h 10m
Korean Air
Deal found 6/10![Korean Air logo]()
$926
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 12, 2026.
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This SmartFares deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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.
Thu 10/16:20 am
ONT
- BKK
2 stops27h 15m
Korean Air
Deal found 6/9![Korean Air logo]()
$437
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am
ONT
- TPE
2 stops25h 25m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$440
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:02 am
ONT
- TPE
2 stops43h 03m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$447
This Trip.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 10/511:38 am
ONT
- NRT
1 stop16h 22m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$449
This SmartFares deal was found by Cheapflights users on 6/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:45 am
ONT
- TPE
Nonstop13h 20m
China Airlines
Deal found 6/12![China Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 7/156:20 am
ONT
- HND
1 stop16h 00m
Delta
Deal found 6/11![Delta logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com 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
Deal found 6/11![Korean Air logo]()
$453
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$453
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 7/216:02 am
ONT
- NRT
1 stop17h 58m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 6/12. 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 7/216:20 am
ONT
- HND
1 stop16h 00m
Delta
Deal found 6/12![Delta logo]()
$454
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/189:20 pm
ONT
- NRT
1 stop26h 40m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$456
This Super.com deal was found by Cheapflights users on 6/12. 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 Super.com 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
Deal found 6/12![China Airlines logo]()
$458
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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $850 (Bravofly) |
One-way from | $437 (SmartFares) |
Popular in | December |
Cheapest in | September |
Average price | $1,220 |
Good round-trip deal | $998 or less |
Good one-way deal | $561 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 12, 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
Mon 10/19
7:00 am-9:45 pm
2 stops24h 45m
Bangkok Suvarnabhumi
Thu 10/22
9:50 am-5:17 pm
2 stops21h 27m
$889
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Wed 11/4
7:00 am-1:25 pm
2 stops39h 25m
Bangkok Suvarnabhumi
Thu 11/26
9:40 am-4:12 pm
2 stops21h 32m
$889
Quickest round-trip
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Fri 9/11
12:45 am-5:05 am
Nonstop13h 20m
Taipei City Taiwan Taoyuan Intl
Sat 9/19
9:10 pm-6:00 pm
Nonstop11h 50m
$935
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Thu 10/1
11:44 am-7:55 pm
1 stop17h 11m
Taipei City Taiwan Taoyuan Intl
Tue 12/1
10:55 am-5:17 pm
1 stop22h 22m
$937
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/31
11:56 am-7:55 pm
1 stop16h 59m
Taipei City Taiwan Taoyuan Intl
Fri 9/18
9:35 am-11:04 am
1 stop16h 29m
$940
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Mon 8/17
5:05 pm-7:55 pm
2 stops35h 50m
Taipei City Taiwan Taoyuan Intl
Mon 9/7
9:35 am-11:16 am
1 stop16h 41m
$942
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Wed 9/9
6:00 am-9:45 pm
2 stops25h 45m
Bangkok Suvarnabhumi
Sun 10/11
2:35 am-5:17 pm
2 stops28h 42m
$944
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sat 9/12
7:00 am-7:55 pm
1 stop21h 55m
Taipei City Taiwan Taoyuan Intl
Mon 9/21
9:35 am-11:37 pm
2 stops29h 02m
$949
OntarioTaipei City
ONT - TPE
ONTTPE
Ontario
Sat 9/19
5:13 pm-7:55 pm
2 stops35h 42m
Taipei City Taiwan Taoyuan Intl
Tue 10/20
9:55 am-5:17 pm
1 stop22h 22m
$949
OntarioBangkok
ONT - BKK
ONTBKK
Ontario
Mon 7/13
6:20 am-11:35 pm
2 stops27h 15m
Bangkok Suvarnabhumi
Mon 7/27
9:40 pm-5:21 pm
2 stops33h 41m
$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-TPE
ONT-BKK
ONT-NRT
ONT-HND
ONT-ICN
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-TPE
ONT-BKK
ONT-NRT
ONT-HND
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 $1,411). 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 12, 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 12, 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.
Crew
9.2
Overall
8.9
Boarding
8.9
Food
8.6
Entertainment
8.8
Comfort
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Crew
9.2
Overall
8.9
Boarding
8.9
Food
8.6
Entertainment
8.8
Comfort
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Crew
9.2
Overall
8.9
Boarding
8.9
Food
8.6
Entertainment
8.8
Comfort
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Crew
9.2
Overall
8.9
Boarding
8.9
Food
8.6
Entertainment
8.8
Comfort
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Crew
9.2
Overall
8.9
Boarding
8.9
Food
8.6
Entertainment
8.8
Comfort
8.9
Reviews
1 / 13
10.0
ExcellentAnonymous,Jun 2026
LAX - TPE
Crew
9.2
Overall
8.9
Boarding
8.9
Food
8.6
Entertainment
8.8
Comfort
8.9
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 12, 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$457 | Average$889 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$509 | Average$1,079 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$611 | Average$786 | 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$1,030 | 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% |