$375+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ICN
Oct 7 — Oct 141
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 September 7, 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 September 7, 2026.
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/2312:01 pm -
1 stop17h 39m
Fri 11/67:45 pm -
1 stop16h 43m
Deal found 9/3![Multiple Airlines logo]()
$748
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:07 pm -
1 stop17h 33m
Fri 10/27:15 pm -
1 stop16h 21m
Deal found 9/4![Multiple Airlines logo]()
$759
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:01 pm -
1 stop17h 39m
Mon 10/267:45 pm -
1 stop15h 55m
Deal found 9/4![Multiple Airlines logo]()
$823
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/1812:01 pm -
1 stop17h 39m
Wed 10/217:15 pm -
2 stops32h 01m
Deal found 9/3![Multiple Airlines logo]()
$846
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/3012:01 pm -
1 stop17h 19m
Fri 11/67:45 pm -
1 stop16h 43m
Deal found 9/5![Multiple Airlines logo]()
$859
This Trip.com deal was found by Cheapflights users on 9/6. 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.
Sun 10/1812:01 pm -
1 stop17h 39m
Mon 11/237:45 pm -
1 stop21h 44m
Deal found 9/6![Multiple Airlines logo]()
$865
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:07 pm -
1 stop17h 33m
Mon 10/197:15 pm -
1 stop16h 25m
Deal found 9/4![Multiple Airlines logo]()
$895
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Sun 10/2512:01 pm -
1 stop17h 19m
Sun 11/17:45 pm -
1 stop16h 43m
Deal found 9/7![Multiple Airlines logo]()
$900
This Trip.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/212:07 pm -
1 stop17h 33m
Mon 10/57:15 pm -
1 stop16h 21m
Deal found 9/5![Multiple Airlines logo]()
$901
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:01 pm -
1 stop24h 09m
Fri 10/309:00 pm -
1 stop14h 28m
Deal found 9/4![Multiple Airlines logo]()
$909
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Fri 10/212:10 am -
1 stop19h 05m
Sat 10/1012:35 pm -
1 stop21h 25m
Deal found 9/7![China Airlines logo]()
$921
This Gotogate deal was found by Cheapflights users on 9/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:10 am -
1 stop19h 05m
Sat 10/1710:30 am -
1 stop23h 30m
Deal found 9/5![China Airlines logo]()
$958
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 September 7, 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 September 7, 2026.
This China Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 10/512:10 am -
1 stop27h 25m
Sat 10/1712:35 pm -
1 stop21h 25m
Deal found 9/4![China Airlines logo]()
$986
This Delta deal was found by Cheapflights users on 9/6. 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.
Fri 11/66:20 am -
1 stop16h 35m
Tue 11/104:10 pm -
1 stop23h 50m
Deal found 9/6![Delta logo]()
$1,068
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:03 am -
1 stop14h 57m
Wed 11/116:00 pm -
1 stop14h 33m
Deal found 9/2![United Airlines logo]()
$1,118
This STARLUX Airlines deal was found by Cheapflights users on 9/2. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:30 pm -
1 stop26h 25m
Fri 10/96:55 pm -
1 stop38h 10m
Deal found 9/2![STARLUX Airlines logo]()
$1,253
This Mytrip deal was found by Cheapflights users on 9/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:10 am -
3 stops29h 50m
Sun 9/277:30 am -
2 stops26h 30m
Deal found 9/3![Multiple Airlines logo]()
$1,413
This Korean Air deal was found by Cheapflights users on 9/5. 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.
Mon 10/56:00 am -
2 stops34h 20m
Sat 10/106:55 am -
2 stops26h 17m
Deal found 9/5![Korean Air logo]()
$1,530
This China Airlines deal was found by Cheapflights users on 9/5. 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 10/512:10 am -
1 stop27h 25m
Thu 10/1512:35 pm -
1 stop21h 25m
Deal found 9/5![China Airlines logo]()
$987
This China Airlines deal was found by Cheapflights users on 9/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:10 am -
1 stop26h 50m
Fri 12/411:50 am -
1 stop22h 15m
Deal found 9/3![China Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 9/5. 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 10/206:20 am -
2 stops35h 10m
Tue 10/2712:00 pm -
2 stops26h 43m
Deal found 9/5![Delta logo]()
$1,129
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 11/186:00 am -
1 stop17h 15m
Wed 11/2512:45 pm -
2 stops25h 06m
Deal found 9/7![United Airlines logo]()
$1,192
This China Airlines deal was found by Cheapflights users on 9/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:10 am -
1 stop17h 20m
Thu 12/311:50 am -
1 stop22h 15m
Deal found 9/3![China Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 9/6. 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.
Wed 9/306:00 am -
1 stop18h 40m
Wed 10/74:40 pm -
2 stops23h 15m
Deal found 9/6![Delta logo]()
$1,182
This China Airlines deal was found by Cheapflights users on 9/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:10 am -
1 stop17h 20m
Wed 12/911:50 am -
1 stop22h 15m
Deal found 9/3![China Airlines logo]()
$1,009
This Mytrip deal was found by Cheapflights users on 9/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:10 am -
2 stops29h 25m
Sat 9/267:25 am -
2 stops26h 35m
Deal found 9/3![Multiple Airlines logo]()
$1,415
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 10/38:03 am -
1 stop14h 57m
Tue 10/134:50 pm -
1 stop14h 32m
Deal found 9/5![United Airlines logo]()
$1,328
This oojo deal was found by Cheapflights users on 9/4. 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.
Tue 9/2912:10 am -
1 stop26h 50m
Wed 11/2510:10 am -
1 stop23h 55m
Deal found 9/4![China Airlines logo]()
$1,026
This China Airlines deal was found by Cheapflights users on 9/5. 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 9/3012:10 am -
1 stop19h 05m
Thu 10/1512:35 pm -
1 stop21h 25m
Deal found 9/5![China Airlines logo]()
$1,027
This SmartFares deal was found by Cheapflights users on 9/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:10 am -
1 stop26h 50m
Fri 10/3011:50 am -
1 stop22h 15m
Deal found 9/7![China Airlines logo]()
$1,042
This Japan Airlines deal was found by Cheapflights users on 9/6. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:22 pm -
2 stops38h 53m
Wed 10/712:05 pm -
2 stops41h 25m
Deal found 9/6![Multiple Airlines logo]()
$1,734
This China Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 11/2610:50 pm -
1 stop27h 25m
Thu 12/1712:30 pm -
1 stop21h 35m
Deal found 9/2![China Airlines logo]()
$1,086
This Japan Airlines deal was found by Cheapflights users on 9/5. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:59 pm -
2 stops29h 16m
Mon 10/1212:05 pm -
2 stops39h 48m
Deal found 9/5![Multiple Airlines logo]()
$1,761
This China Airlines deal was found by Cheapflights users on 9/2. 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 11/2810:50 pm -
1 stop27h 25m
Sun 12/208:15 pm -
1 stop37h 50m
Deal found 9/2![China Airlines logo]()
$1,086
This Japan Airlines deal was found by Cheapflights users on 9/2. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1311:59 pm -
2 stops29h 06m
Sun 2/217:40 pm -
2 stops40h 12m
Deal found 9/2![Multiple Airlines logo]()
$1,959
This China Airlines deal was found by Cheapflights users on 9/6. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:10 am -
1 stop19h 05m
Tue 10/2012:35 pm -
1 stop21h 25m
Deal found 9/6![China Airlines logo]()
$1,108
This China Airlines deal was found by Cheapflights users on 9/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:10 am -
1 stop26h 50m
Tue 12/811:50 am -
1 stop22h 15m
Deal found 9/3![China Airlines logo]()
$1,108
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/249:29 am -
3 stops32h 16m
Sun 1/3112:05 pm -
2 stops28h 12m
Deal found 9/6![Multiple Airlines logo]()
$2,078
This oojo deal was found by Cheapflights users on 9/7. 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.
Sun 9/2012:10 am -
1 stop26h 50m
Thu 10/2911:50 am -
1 stop22h 15m
Deal found 9/7![China Airlines logo]()
$1,114
This ANA deal was found by Cheapflights users on 9/6. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:01 am -
2 stops21h 19m
Sat 9/267:40 am -
2 stops23h 42m
Deal found 9/6![Multiple Airlines logo]()
$2,210
This China Airlines deal was found by Cheapflights users on 9/3. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:10 am -
1 stop26h 50m
Sat 12/511:50 am -
1 stop22h 15m
Deal found 9/3![China Airlines logo]()
$1,155
This Japan Airlines deal was found by Cheapflights users on 9/5. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1211:59 pm -
2 stops29h 06m
Sun 2/217:40 pm -
2 stops40h 12m
Deal found 9/5![Multiple Airlines logo]()
$2,337
Last-minute flights from Ontario to South KoreaDiscover last-minute flight deals from Ontario to South Korea. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to South Korea. Data last updated September 7, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:07 pm -
1 stop17h 33m
Fri 10/27:15 pm -
1 stop16h 21m
Deal found 9/4![Multiple Airlines logo]()
$759
This Trip.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/212:07 pm -
1 stop17h 33m
Mon 10/57:15 pm -
1 stop16h 21m
Deal found 9/5![Multiple Airlines logo]()
$901
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Fri 10/212:10 am -
1 stop19h 05m
Sat 10/1012:35 pm -
1 stop21h 25m
Deal found 9/7![China Airlines logo]()
$921
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:07 pm -
1 stop17h 33m
Mon 10/197:15 pm -
1 stop16h 25m
Deal found 9/4![Multiple Airlines logo]()
$895
This Gotogate deal was found by Cheapflights users on 9/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:10 am -
1 stop19h 05m
Sat 10/1710:30 am -
1 stop23h 30m
Deal found 9/5![China Airlines logo]()
$958
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/1812:01 pm -
1 stop17h 39m
Wed 10/217:15 pm -
2 stops32h 01m
Deal found 9/3![Multiple Airlines logo]()
$846
This Trip.com deal was found by Cheapflights users on 9/6. 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.
Sun 10/1812:01 pm -
1 stop17h 39m
Mon 11/237:45 pm -
1 stop21h 44m
Deal found 9/6![Multiple Airlines logo]()
$865
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:01 pm -
1 stop17h 39m
Mon 10/267:45 pm -
1 stop15h 55m
Deal found 9/4![Multiple Airlines logo]()
$823
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/2312:01 pm -
1 stop17h 39m
Fri 11/67:45 pm -
1 stop16h 43m
Deal found 9/3![Multiple Airlines logo]()
$748
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Sun 10/2512:01 pm -
1 stop17h 19m
Sun 11/17:45 pm -
1 stop16h 43m
Deal found 9/7![Multiple Airlines logo]()
$900
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2612:01 pm -
1 stop24h 09m
Fri 10/309:00 pm -
1 stop14h 28m
Deal found 9/4![Multiple Airlines logo]()
$909
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/3012:01 pm -
1 stop17h 19m
Fri 11/67:45 pm -
1 stop16h 43m
Deal found 9/5![Multiple Airlines logo]()
$859
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 September 7, 2026.
Search for one-way flight options from Ontario to South Korea. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Trip.com deal was found by Cheapflights users on 9/3. 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 10/1912:01 pm -
1 stop17h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$375
This Trip.com deal was found by Cheapflights users on 9/3. 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 9/2812:07 pm -
1 stop17h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$392
This Trip.com deal was found by Cheapflights users on 9/6. 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 10/2612:01 pm -
1 stop17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$436
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/112:07 pm -
1 stop24h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$454
This Trip.com deal was found by Cheapflights users on 9/5. 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.
Mon 9/1412:07 pm -
1 stop17h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$457
This Trip.com deal was found by Cheapflights users on 9/6. 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.
Sun 10/1812:01 pm -
1 stop17h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$471
This Trip.com deal was found by Cheapflights users on 9/3. 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.
Fri 12/47:11 am -
1 stop21h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$474
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:07 pm -
1 stop24h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$515
This SmartFares deal was found by Cheapflights users on 9/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:50 pm -
1 stop27h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![China Airlines logo]()
$520
This Super.com deal was found by Cheapflights users on 9/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1710:50 pm -
1 stop19h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![China Airlines logo]()
$522
This SmartFares deal was found by Cheapflights users on 9/5. 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.
Sun 2/2110:50 pm -
1 stop19h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![China Airlines logo]()
$523
This Trip.com deal was found by Cheapflights users on 9/6. 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.
Sat 12/267:11 am -
1 stop21h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$524
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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $748 (Trip.com) |
One-way from | $375 (Trip.com) |
Popular in | December |
Cheapest in | November |
Average price | $871 |
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 September 7, 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
Sun 11/1
10:50 pm-6:50 pm
1 stop27h 00m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$539
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Mon 11/2
10:50 pm-10:50 am
1 stop19h 00m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$592
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Fri 9/18
12:10 am-7:00 pm
1 stop26h 50m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$611
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Mon 9/21
12:10 am-11:15 am
1 stop19h 05m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$611
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Sun 9/20
12:10 am-11:15 am
1 stop19h 05m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$611
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Tue 11/10
10:50 pm-7:15 pm
1 stop27h 25m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$614
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Tue 11/3
10:50 pm-6:50 pm
1 stop27h 00m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$635
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Thu 9/24
6:02 am-5:30 pm
1 stop19h 28m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$647
OntarioBusan
ONT Ontario - PUS Busan Gimhae
ONTPUS
Ontario
Mon 11/2
7:13 pm-10:50 am
2 stops22h 37m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$658
OntarioIncheon
ONT Ontario - ICN Incheon Intl
ONTICN
Ontario
Tue 12/1
10:50 pm-7:15 pm
1 stop27h 25m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$673
Showing 1-10 of 60 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
ONT-GMP
ONT-CJU
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
ONT-GMP
ONT-CJU
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 September 7, 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.
Food
7.8
Crew
8.5
Entertainment
8.0
Overall
8.3
Comfort
8.0
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
Food
7.8
Crew
8.5
Entertainment
8.0
Overall
8.3
Comfort
8.0
Boarding
8.3
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 September 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$854 | Average$940 | FlexibilityNo cancel fee | On-time70% |