$86+ Cheap flights from Kansai Intl (KIX) to Seoul (SEL)
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — SEL
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Kansai Intl to Seoul 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.Cheapflights Tip: The best prices from Osaka Kansai Intl to Seoul are usually found in September or July, booked 88 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Kansai Intl to Seoul
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Cheapest flights from Kansai Intl to SeoulExplore the most affordable flight options available from Kansai Intl to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Kansai Intl to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Trip.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/51:30 am -
Nonstop1h 55m
Wed 9/93:15 pm -
Nonstop1h 45m
Deal found 8/19![Multiple Airlines logo]()
$137
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:05 pm -
Nonstop1h 55m
Wed 9/301:10 pm -
Nonstop1h 45m
Deal found 8/17![Peach logo]()
$138
This FlightHub deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:15 am -
Nonstop2h 00m
Sun 8/309:05 pm -
Nonstop2h 00m
Deal found 8/16![T'way Air logo]()
$138
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:05 pm -
Nonstop1h 55m
Tue 10/66:50 pm -
Nonstop1h 45m
Deal found 8/20![Peach logo]()
$140
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:40 pm -
Nonstop1h 55m
Sun 9/69:15 am -
Nonstop1h 55m
Deal found 8/16![Multiple Airlines logo]()
$141
This FlightHub deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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.
Thu 9/312:15 am -
Nonstop2h 00m
Sun 9/69:05 pm -
Nonstop2h 00m
Deal found 8/19![T'way Air logo]()
$142
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:45 am -
Nonstop1h 55m
Thu 8/272:50 pm -
Nonstop2h 10m
Deal found 8/19![Multiple Airlines logo]()
$143
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:40 pm -
Nonstop1h 55m
Thu 9/310:20 am -
Nonstop1h 50m
Deal found 8/16![Peach logo]()
$144
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:00 am -
Nonstop2h 00m
Tue 8/253:20 pm -
Nonstop1h 40m
Deal found 8/19![Multiple Airlines logo]()
$147
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:10 pm -
Nonstop1h 50m
Mon 8/312:50 pm -
Nonstop2h 10m
Deal found 8/20![Multiple Airlines logo]()
$148
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:05 pm -
Nonstop1h 55m
Fri 8/281:10 pm -
Nonstop1h 45m
Deal found 8/20![Peach logo]()
$149
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:00 am -
Nonstop2h 00m
Fri 8/287:10 am -
Nonstop1h 55m
Deal found 8/17![Jeju Air logo]()
$149
Best flights from Kansai Intl to SeoulDiscover carefully curated flight deals from Kansai Intl to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Kansai Intl to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Jeju Air deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 am -
Nonstop2h 00m
Wed 9/97:55 am -
Nonstop1h 55m
Deal found 8/17![Jeju Air logo]()
$184
This Asiana Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:15 am -
Nonstop2h 00m
Thu 10/228:40 pm -
Nonstop1h 50m
Deal found 8/19![Asiana Airlines logo]()
$262
This Korean Air deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:25 pm -
Nonstop1h 55m
Mon 9/284:30 pm -
Nonstop1h 55m
Deal found 8/16![Korean Air logo]()
$278
This Jeju Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:00 am -
Nonstop1h 55m
Wed 9/168:10 am -
Nonstop1h 50m
Deal found 8/21![Jeju Air logo]()
$225
This Jeju Air deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:50 am -
Nonstop2h 10m
Thu 12/34:55 pm -
Nonstop1h 45m
Deal found 8/17![Jeju Air logo]()
$232
This Asiana Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:15 am -
Nonstop2h 00m
Mon 10/198:40 pm -
Nonstop1h 50m
Deal found 8/19![Asiana Airlines logo]()
$278
This Korean Air deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:25 pm -
Nonstop1h 55m
Tue 10/204:30 pm -
Nonstop1h 55m
Deal found 8/19![Korean Air logo]()
$290
This Jeju Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:45 am -
Nonstop1h 55m
Sun 11/291:40 pm -
Nonstop1h 45m
Deal found 8/21![Jeju Air logo]()
$247
This Asiana Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1711:10 am -
Nonstop2h 00m
Wed 10/215:40 pm -
Nonstop1h 40m
Deal found 8/19![Asiana Airlines logo]()
$315
This Korean Air deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:25 pm -
Nonstop1h 55m
Sun 10/258:55 am -
Nonstop1h 50m
Deal found 8/19![Korean Air logo]()
$331
This Asiana Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:10 am -
Nonstop2h 00m
Tue 10/208:10 am -
Nonstop1h 40m
Deal found 8/19![Asiana Airlines logo]()
$328
This Jeju Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:45 am -
Nonstop1h 55m
Sun 11/11:40 pm -
Nonstop1h 45m
Deal found 8/21![Jeju Air logo]()
$302
This Korean Air deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:35 pm -
Nonstop1h 50m
Tue 9/1510:30 am -
1 stop6h 05m
Deal found 8/18![Korean Air logo]()
$352
This Jeju Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:00 pm -
Nonstop2h 05m
Sun 11/14:55 pm -
Nonstop1h 45m
Deal found 8/21![Jeju Air logo]()
$313
This Korean Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/1410:35 am -
1 stop6h 20m
Thu 9/179:15 am -
Nonstop1h 40m
Deal found 8/21![Korean Air logo]()
$356
This Asiana Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:10 am -
Nonstop1h 50m
Fri 11/278:30 am -
Nonstop1h 40m
Deal found 8/20![Asiana Airlines logo]()
$370
This Jeju Air deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:35 pm -
Nonstop2h 00m
Mon 10/129:05 am -
Nonstop1h 55m
Deal found 8/18![Jeju Air logo]()
$315
This Korean Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:35 am -
1 stop6h 20m
Wed 9/169:15 am -
Nonstop1h 40m
Deal found 8/21![Korean Air logo]()
$356
Last-minute flights from Kansai Intl to SeoulDiscover last-minute flight deals from Kansai Intl to Seoul. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Kansai Intl to Seoul. Data last updated August 21, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:00 am -
Nonstop2h 00m
Tue 8/253:20 pm -
Nonstop1h 40m
Deal found 8/19![Multiple Airlines logo]()
$147
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:00 am -
Nonstop2h 00m
Fri 8/287:10 am -
Nonstop1h 55m
Deal found 8/17![Jeju Air logo]()
$149
This CheapOair deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:45 am -
Nonstop1h 55m
Thu 8/272:50 pm -
Nonstop2h 10m
Deal found 8/19![Multiple Airlines logo]()
$143
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:05 pm -
Nonstop1h 55m
Fri 8/281:10 pm -
Nonstop1h 45m
Deal found 8/20![Peach logo]()
$149
This FlightHub deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:15 am -
Nonstop2h 00m
Sun 8/309:05 pm -
Nonstop2h 00m
Deal found 8/16![T'way Air logo]()
$138
This CheapOair deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:10 pm -
Nonstop1h 50m
Mon 8/312:50 pm -
Nonstop2h 10m
Deal found 8/20![Multiple Airlines logo]()
$148
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:00 am -
Nonstop1h 55m
Mon 8/318:10 am -
Nonstop1h 50m
Deal found 8/17![Jeju Air logo]()
$151
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:40 pm -
Nonstop1h 55m
Thu 9/310:20 am -
Nonstop1h 50m
Deal found 8/16![Peach logo]()
$144
This FlightHub deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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.
Thu 9/312:15 am -
Nonstop2h 00m
Sun 9/69:05 pm -
Nonstop2h 00m
Deal found 8/19![T'way Air logo]()
$142
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:40 pm -
Nonstop1h 55m
Sun 9/69:15 am -
Nonstop1h 55m
Deal found 8/16![Multiple Airlines logo]()
$141
This Trip.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/51:30 am -
Nonstop1h 55m
Wed 9/93:15 pm -
Nonstop1h 45m
Deal found 8/19![Multiple Airlines logo]()
$137
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:05 pm -
Nonstop1h 55m
Wed 9/301:10 pm -
Nonstop1h 45m
Deal found 8/17![Peach logo]()
$138
One-way flights from Kansai Intl to SeoulSearch for one-way flight options from Kansai Intl to Seoul. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Kansai Intl to Seoul. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Jeju Air deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:00 am -
Nonstop1h 55m
Deal found 8/17![Jeju Air logo]()
$86
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:05 pm -
Nonstop1h 55m
Deal found 8/17![Peach logo]()
$87
This Justfly.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:15 am -
Nonstop2h 00m
Deal found 8/17![T'way Air logo]()
$87
This OneTravel deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:50 pm -
Nonstop2h 00m
Deal found 8/17![Peach logo]()
$88
This Booking.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:05 am -
Nonstop2h 00m
Deal found 8/20![Jeju Air logo]()
$89
This Jetabroad deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/178:30 am -
Nonstop2h 00m
Deal found 8/19![Peach logo]()
$90
This Jeju Air deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:05 am -
Nonstop2h 00m
Deal found 8/17![Jeju Air logo]()
$90
This Super.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:05 pm -
Nonstop1h 55m
Deal found 8/18![Peach logo]()
$92
This Super.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:40 pm -
Nonstop1h 55m
Deal found 8/16![Peach logo]()
$92
This Super.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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 9/97:40 pm -
Nonstop1h 55m
Deal found 8/20![Peach logo]()
$93
This Mytrip deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/212:10 pm -
Nonstop1h 50m
Deal found 8/21![Eastar Jet logo]()
$94
This OneTravel deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:15 pm -
Nonstop1h 55m
Deal found 8/16![Peach logo]()
$95
Find flight deals from Kansai Intl to Seoul
Discover tips and strategies to find the most affordable flight options for your journey from Kansai Intl (KIX) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Trip.com) |
One-way from | $86 (Jeju Air) |
Popular in | March |
Cheapest in | September |
Average price | $190 |
Good round-trip deal | $115 or less |
Good one-way deal | $108 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Kansai Intl to Seoul 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 August 21, 2026.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Seoul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OsakaIncheon
KIX Osaka Kansai Intl - ICN Incheon Intl
KIXICN
Osaka Kansai Intl
Mon 9/7
9:00 am-11:00 am
Nonstop2h 00m
Incheon Intl
Wed 9/9
7:55 am-9:50 am
Nonstop1h 55m
$184
OsakaSeoul
KIX Osaka Kansai Intl - GMP Seoul Gimpo Intl
KIXGMP
Osaka Kansai Intl
Sun 9/13
11:00 am-12:55 pm
Nonstop1h 55m
Seoul Gimpo Intl
Wed 9/16
8:10 am-10:00 am
Nonstop1h 50m
$225
OsakaIncheon
KIX Osaka Kansai Intl - ICN Incheon Intl
KIXICN
Osaka Kansai Intl
Tue 12/1
8:50 am-11:00 am
Nonstop2h 10m
Incheon Intl
Thu 12/3
4:55 pm-6:40 pm
Nonstop1h 45m
$232
OsakaSeoul
KIX Osaka Kansai Intl - GMP Seoul Gimpo Intl
KIXGMP
Osaka Kansai Intl
Fri 11/27
10:45 am-12:40 pm
Nonstop1h 55m
Seoul Gimpo Intl
Sun 11/29
1:40 pm-3:25 pm
Nonstop1h 45m
$247
OsakaIncheon
KIX Osaka Kansai Intl - ICN Incheon Intl
KIXICN
Osaka Kansai Intl
Fri 10/16
12:15 am-2:15 am
Nonstop2h 00m
Incheon Intl
Thu 10/22
8:40 pm-10:30 pm
Nonstop1h 50m
$262
OsakaSeoul
KIX Osaka Kansai Intl - GMP Seoul Gimpo Intl
KIXGMP
Osaka Kansai Intl
Thu 9/24
12:25 pm-2:20 pm
Nonstop1h 55m
Seoul Gimpo Intl
Mon 9/28
4:30 pm-6:25 pm
Nonstop1h 55m
$278
OsakaIncheon
KIX Osaka Kansai Intl - ICN Incheon Intl
KIXICN
Osaka Kansai Intl
Fri 10/16
12:15 am-2:15 am
Nonstop2h 00m
Incheon Intl
Mon 10/19
8:40 pm-10:30 pm
Nonstop1h 50m
$278
OsakaSeoul
KIX Osaka Kansai Intl - GMP Seoul Gimpo Intl
KIXGMP
Osaka Kansai Intl
Tue 10/20
12:25 pm-2:20 pm
Nonstop1h 55m
Seoul Gimpo Intl
Tue 10/20
4:30 pm-6:25 pm
Nonstop1h 55m
$290
OsakaSeoul
KIX Osaka Kansai Intl - GMP Seoul Gimpo Intl
KIXGMP
Osaka Kansai Intl
Fri 10/30
10:45 am-12:40 pm
Nonstop1h 55m
Seoul Gimpo Intl
Sun 11/1
1:40 pm-3:25 pm
Nonstop1h 45m
$302
OsakaIncheon
KIX Osaka Kansai Intl - ICN Incheon Intl
KIXICN
Osaka Kansai Intl
Fri 10/30
5:00 pm-7:05 pm
Nonstop2h 05m
Incheon Intl
Sun 11/1
4:55 pm-6:40 pm
Nonstop1h 45m
$313
Showing 1-10 of 39 resultsSorted by cheapest first
Compare providers for flights from Kansai Intl to Seoul
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansai Intl to Seoul in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Osaka Kansai Intl Airport-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Osaka Kansai Intl Airport-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Osaka Kansai Intl Airport-Seoul flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Osaka Kansai Intl Airport-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Osaka Kansai Intl Airport-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Kansai Intl to Seoul
Have a flexible travel schedule? Discover the best time to fly to Seoul from Kansai Intl with our price prediction graph.
KIX-SEL
KIX-GMP
KIX-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 Osaka Kansai Intl Airport to Seoul
KIX-SEL
KIX-GMP
KIX-ICN
What is the cheapest month to book a flight from Osaka Kansai Intl Airport to Seoul?
Currently, July is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to Seoul (average of $171). Flying from Osaka Kansai Intl Airport to Seoul in February is currently the most expensive (average of $222). 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 KIX to SEL?
Find hourly flight availability from Kansai Intl to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2026.
One of the essential ways to save on airfare from Osaka Kansai Intl Airport to Seoul is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 45% on airfare.
Weekly flight availability from Osaka Kansai Intl Airport to Seoul
Explore weekly flight availability from Kansai Intl to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 21, 2026.
The most flights from KIX to SEL are scheduled on a Friday (74 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (58 on average).
How much does it cost to fly round-trip from Osaka Kansai Intl Airport to Seoul?
Airfare is below average for this route at the moment.
Osaka Kansai Intl Airport to Seoul flights typically cost between $155 and $215 in September.The cheapest round-trip price found within the last 5 days was $137 on Multiple Airlines (Sep 5-Sep 9).
How often are flights from Osaka to Seoul delayed?
About 4% of weekly flights between Osaka and Seoul have experienced delays in the past year, with the average delay time being 100 minutes.
What is the most punctual flight time for Osaka to Seoul flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Osaka to Seoul flights?
Over the last year, Peach have had the lowest number of delays on this route, with just 2% of flights being delayed.
How far ahead should I book a flight from Osaka Kansai Intl Airport to Seoul?
To ensure you get the cheapest price possible for a flight from Osaka Kansai Intl Airport to Seoul, you should look to book at least 87 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.
What is the cheapest day to fly from Osaka Kansai Intl Airport to Seoul?
Use this chart to determine the cheapest time to fly round-trip from Kansai Intl to Seoul. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Osaka Kansai Intl Airport to Seoul flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Osaka Kansai Intl Airport to Seoul flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Osaka Kansai Intl Airport to Seoul trip
Our travel experts
Reviews of airlines servicing Seoul
Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated August 21, 2026.
Peruse reviews from past customers who have flown with Asiana Airlines,Jeju Air, andPeach from Osaka Kansai Intl Airport to Seoul to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.6
Boarding
8.3
Food
8.0
Crew
8.5
Comfort
8.0
Overall
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
SFO - ICN
Entertainment
7.6
Boarding
8.3
Food
8.0
Crew
8.5
Comfort
8.0
Overall
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
SFO - ICN
Entertainment
7.6
Boarding
8.3
Food
8.0
Crew
8.5
Comfort
8.0
Overall
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
SFO - ICN
Entertainment
7.6
Boarding
8.3
Food
8.0
Crew
8.5
Comfort
8.0
Overall
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
SFO - ICN
Related info for your journey
Find useful and relevant information for your journey from Kansai Intl to Seoul. 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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Kansai Intl and Seoul flights
Browse other Kansai Intl and Seoul flight options. Last updated on August 21, 2026.
Other flights from Kansai Intl
Browse through other flights departing from Kansai Intl. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.
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Other flights to Seoul
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Top 4 airlines flying from Kansai Intl to Seoul
Discover the top 4 airlines that operate flights from Kansai Intl to Seoul. 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 August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$178 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$109 | Average$161 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$109 | Average$169 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$184 | Average$244 | FlexibilityNo cancel fee | On-time76% |