$401+ Cheap flights from Ontario (ONT) to South Korea
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ICN
Nov 8 — Nov 151
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to South Korea 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 South Korea
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Cheapest flights from Ontario to South KoreaExplore the most affordable flight options available from Ontario to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
Explore the most affordable flight options available from Ontario to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:07 pm -
2 stops35h 13m
Sun 11/87:45 pm -
1 stop16h 45m
Deal found 10/6![Multiple Airlines logo]()
$830
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:01 pm -
1 stop17h 19m
Fri 11/67:45 pm -
1 stop16h 45m
Deal found 10/4![Multiple Airlines logo]()
$842
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:01 pm -
1 stop16h 19m
Fri 11/137:45 pm -
1 stop16h 45m
Deal found 10/4![Multiple Airlines logo]()
$863
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:01 pm -
1 stop16h 19m
Sun 11/87:45 pm -
1 stop16h 45m
Deal found 10/4![Multiple Airlines logo]()
$885
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
1 stop24h 09m
Mon 11/169:00 pm -
1 stop15h 30m
Deal found 10/7![Multiple Airlines logo]()
$887
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:01 pm -
1 stop24h 09m
Thu 11/59:00 pm -
1 stop15h 30m
Deal found 10/6![Multiple Airlines logo]()
$894
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
1 stop24h 09m
Wed 11/259:00 pm -
1 stop20h 24m
Deal found 10/7![Multiple Airlines logo]()
$901
This Mytrip deal was found by Cheapflights users on 10/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:35 am -
2 stops25h 35m
Sun 11/229:00 pm -
1 stop20h 24m
Deal found 10/5![Multiple Airlines logo]()
$905
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:00 am -
2 stops19h 20m
Sun 11/87:45 pm -
1 stop16h 45m
Deal found 10/7![Multiple Airlines logo]()
$910
This FlightHub deal was found by Cheapflights users on 10/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:10 am -
1 stop26h 50m
Thu 10/2210:30 am -
1 stop23h 30m
Deal found 10/4![China Airlines logo]()
$1,088
This China Airlines deal was found by Cheapflights users on 10/4. 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.
Sun 10/1112:10 am -
1 stop19h 05m
Fri 10/2310:30 am -
1 stop23h 30m
Deal found 10/4![China Airlines logo]()
$1,111
This oojo deal was found by Cheapflights users on 10/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:45 pm -
1 stop20h 45m
Fri 11/612:30 pm -
1 stop20h 25m
Deal found 10/6![STARLUX Airlines logo]()
$1,136
Best flights from Ontario to South KoreaDiscover carefully curated flight deals from Ontario to South Korea that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
Discover carefully curated flight deals from Ontario to South Korea that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/116:00 am -
1 stop18h 35m
Thu 2/188:00 pm -
1 stop19h 39m
Deal found 10/8![Alaska Airlines logo]()
$1,018
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 2/256:00 am -
1 stop17h 15m
Mon 3/156:00 pm -
1 stop13h 27m
Deal found 10/6![United Airlines logo]()
$1,118
This oojo deal was found by Cheapflights users on 10/4. 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.
Wed 1/209:45 pm -
1 stop20h 45m
Wed 2/1712:30 pm -
1 stop20h 25m
Deal found 10/4![STARLUX Airlines logo]()
$1,136
This lastminute.com deal was found by Cheapflights users on 10/6. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:10 am -
1 stop19h 05m
Wed 11/410:10 am -
1 stop23h 55m
Deal found 10/6![China Airlines logo]()
$1,141
This Delta deal was found by Cheapflights users on 10/6. 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.
Sun 11/16:00 pm -
2 stops32h 35m
Tue 11/2410:25 am -
2 stops29h 35m
Deal found 10/6![Delta logo]()
$1,142
This Expedia deal was found by Cheapflights users on 10/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:13 pm -
2 stops36h 02m
Tue 11/246:55 pm -
2 stops21h 36m
Deal found 10/8![Multiple Airlines logo]()
$1,335
This Korean Air deal was found by Cheapflights users on 10/9. 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 3/295:47 pm -
2 stops23h 43m
Sat 4/178:45 am -
2 stops24h 32m
Deal found 10/9![Korean Air logo]()
$1,347
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/276:00 am -
1 stop18h 15m
Tue 11/36:00 pm -
1 stop14h 33m
Deal found 10/7![United Airlines logo]()
$1,118
This oojo deal was found by Cheapflights users on 10/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:45 pm -
1 stop20h 45m
Fri 11/612:30 pm -
1 stop20h 25m
Deal found 10/6![STARLUX Airlines logo]()
$1,136
This FlightHub deal was found by Cheapflights users on 10/6. 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.
Sun 11/110:50 pm -
1 stop19h 00m
Tue 11/2410:10 am -
1 stop23h 55m
Deal found 10/6![China Airlines logo]()
$1,146
This Delta deal was found by Cheapflights users on 10/4. 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.
Thu 11/56:00 am -
1 stop17h 20m
Wed 11/186:45 pm -
1 stop15h 31m
Deal found 10/4![Delta logo]()
$1,155
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/208:03 am -
1 stop14h 57m
Mon 11/212:45 pm -
1 stop16h 44m
Deal found 10/7![United Airlines logo]()
$1,118
This oojo deal was found by Cheapflights users on 10/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/139:45 pm -
1 stop20h 45m
Wed 1/2712:30 pm -
1 stop20h 25m
Deal found 10/7![STARLUX Airlines logo]()
$1,139
This Delta deal was found by Cheapflights users on 10/8. 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 10/266:00 am -
1 stop18h 20m
Tue 11/106:45 pm -
1 stop15h 31m
Deal found 10/8![Delta logo]()
$1,157
This China Airlines deal was found by Cheapflights users on 10/5. 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.
Mon 1/410:50 pm -
1 stop27h 25m
Sat 1/1612:30 pm -
1 stop21h 35m
Deal found 10/5![China Airlines logo]()
$1,210
This United Airlines deal was found by Cheapflights users on 10/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am -
1 stop17h 15m
Mon 11/1612:45 pm -
1 stop16h 44m
Deal found 10/8![United Airlines logo]()
$1,118
This BusinessClass deal was found by Cheapflights users on 10/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2812:10 am -
1 stop26h 50m
Sat 4/178:00 pm -
2 stops31h 09m
Deal found 10/9![Multiple Airlines logo]()
$1,391
This Delta deal was found by Cheapflights users on 10/8. 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 10/205:03 pm -
2 stops31h 47m
Tue 11/106:40 pm -
1 stop14h 44m
Deal found 10/8![Delta logo]()
$1,173
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sun 1/171:42 pm -
2 stops33h 33m
Wed 1/2712:45 pm -
1 stop24h 16m
Deal found 10/7![United Airlines logo]()
$1,123
This Delta deal was found by Cheapflights users on 10/5. 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.
Sun 11/16:00 am -
1 stop17h 20m
Tue 11/176:45 pm -
1 stop15h 31m
Deal found 10/5![Delta logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Tue 10/275:00 am -
2 stops31h 40m
Tue 12/112:45 pm -
1 stop13h 53m
Deal found 10/6![United Airlines logo]()
$1,123
This oojo deal was found by Cheapflights users on 10/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/610:50 pm -
1 stop27h 00m
Mon 1/1111:50 am -
1 stop22h 15m
Deal found 10/5![China Airlines logo]()
$1,398
This Delta deal was found by Cheapflights users on 10/6. 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.
Mon 3/297:00 am -
2 stops21h 45m
Sat 4/178:45 am -
2 stops29h 58m
Deal found 10/6![Delta logo]()
$1,345
Last-minute flights from Ontario to South KoreaDiscover last-minute flight deals from Ontario to South Korea. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to South Korea. Data last updated October 9, 2026 and is based on user searches.
This China Airlines deal was found by Cheapflights users on 10/4. 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.
Sun 10/1112:10 am -
1 stop19h 05m
Fri 10/2310:30 am -
1 stop23h 30m
Deal found 10/4![China Airlines logo]()
$1,111
This FlightHub deal was found by Cheapflights users on 10/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:10 am -
1 stop26h 50m
Thu 10/2210:30 am -
1 stop23h 30m
Deal found 10/4![China Airlines logo]()
$1,088
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:01 pm -
1 stop24h 09m
Thu 11/59:00 pm -
1 stop15h 30m
Deal found 10/6![Multiple Airlines logo]()
$894
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:01 pm -
1 stop17h 19m
Fri 11/67:45 pm -
1 stop16h 45m
Deal found 10/4![Multiple Airlines logo]()
$842
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:00 am -
2 stops19h 20m
Sun 11/87:45 pm -
1 stop16h 45m
Deal found 10/7![Multiple Airlines logo]()
$910
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:01 pm -
1 stop16h 19m
Sun 11/87:45 pm -
1 stop16h 45m
Deal found 10/4![Multiple Airlines logo]()
$885
This oojo deal was found by Cheapflights users on 10/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:45 pm -
1 stop20h 45m
Fri 11/612:30 pm -
1 stop20h 25m
Deal found 10/6![STARLUX Airlines logo]()
$1,136
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:07 pm -
2 stops35h 13m
Sun 11/87:45 pm -
1 stop16h 45m
Deal found 10/6![Multiple Airlines logo]()
$830
This Mytrip deal was found by Cheapflights users on 10/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:01 pm -
1 stop16h 19m
Fri 11/137:45 pm -
1 stop16h 45m
Deal found 10/4![Multiple Airlines logo]()
$863
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
1 stop24h 09m
Mon 11/169:00 pm -
1 stop15h 30m
Deal found 10/7![Multiple Airlines logo]()
$887
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:01 pm -
1 stop24h 09m
Wed 11/259:00 pm -
1 stop20h 24m
Deal found 10/7![Multiple Airlines logo]()
$901
This Mytrip deal was found by Cheapflights users on 10/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:35 am -
2 stops25h 35m
Sun 11/229:00 pm -
1 stop20h 24m
Deal found 10/5![Multiple Airlines logo]()
$905
One-way flights from Ontario to South KoreaSearch for one-way flight options from Ontario to South Korea. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
Search for one-way flight options from Ontario to South Korea. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 2/236:30 am -
2 stops40h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Mon 2/228:02 am -
1 stop20h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$423
This Trip.com deal was found by Cheapflights users on 10/8. 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.
Fri 10/3012:01 pm -
1 stop17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$424
This Trip.com deal was found by Cheapflights users on 10/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/118:02 am -
1 stop20h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$436
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:35 pm -
2 stops32h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$444
This Trip.com deal was found by Cheapflights users on 10/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/88:02 am -
1 stop20h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$454
This Kiwi.com deal was found by Cheapflights users on 10/8. 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.
Fri 10/3012:01 pm -
2 stops28h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 10/5. 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.
Sat 10/3110:00 am -
3 stops43h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$564
This Booking.com deal was found by Cheapflights users on 10/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:50 pm -
1 stop19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![China Airlines logo]()
$580
This FlightHub deal was found by Cheapflights users on 10/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:30 pm -
1 stop26h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![STARLUX Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 10/5. 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.
Sun 11/16:00 am -
3 stops46h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$653
This Alaska Airlines deal was found by Cheapflights users on 10/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:13 pm -
2 stops49h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Alaska Airlines logo]()
$660
Find flight deals from Ontario to South Korea
Keep the following information in mind while searching for Ontario to South Korea flight deals. Data was last updated October 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $830 (Mytrip) |
One-way from | $401 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $918 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to South Korea 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 7,457,451 searches. Data last updated October 9, 2026.
Use the filters below to find and compare flights from Ontario to South Korea that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Fri 10/30
8:35 pm-9:15 pm
3 stops56h 40m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$550
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Sat 10/31
10:00 am-9:15 pm
3 stops43h 15m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$564
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Fri 10/30
11:50 pm-10:50 am
1 stop19h 00m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$580
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Sun 11/1
10:50 pm-10:50 am
1 stop19h 00m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$580
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Wed 10/14
11:30 pm-5:55 pm
1 stop26h 25m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$640
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Sat 10/17
11:30 pm-11:30 am
1 stop20h 00m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$640
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Sat 10/17
2:13 pm-7:45 am
2 stops49h 32m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$660
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Tue 10/27
11:50 pm-7:15 pm
1 stop27h 25m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$675
Quickest round-trip
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Thu 1/28
6:00 am-4:20 pm
1 stop17h 20m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$713
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Sat 10/24
11:13 am-5:35 pm
1 stop38h 22m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$728
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Ontario to South Korea
Have a flexible travel schedule? Discover the best time to fly to South Korea from Ontario with our price prediction graph.
ONT-PUS
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 South Korea
ONT-KR0
ONT-PUS
ONT-ICN
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing South Korea
Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated October 9, 2026.
Read through reviews of airlines operating flights from Ontario to South Korea, such as China Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.5
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
Comfort
8.0
Entertainment
8.0
Food
7.8
Overall
8.2
Boarding
8.3
Crew
8.5
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
Related info for your journey
Find useful and relevant information for your journey from Ontario to South Korea. 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 South Korea
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to South Korea by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to South Korea by cabin class
Find flights from Ontario to South Korea, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and South Korea flights
Browse other Ontario and South Korea flight options. Last updated on October 9, 2026.
Popular flight searches
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Ontario to South Korea flights
Consider these flights traveling from Ontario to South Korea.
Fly to South Korea regions
Consider these flights traveling to South Korea regions.
Top airline flying from Ontario to South Korea
Discover the top airline that operate flights from Ontario to South Korea. 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 7,457,451 searches. Data last updated October 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$854 | Average$940 | FlexibilityNo cancel fee | On-time70% |