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$70+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
KIX — SEL
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheapflights Tip: The best prices from Osaka Kansai Intl to Seoul are usually found in July or June, booked 61 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap 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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$120
(Mytrip)

One-way from

$70
(Jeju Air)

Popular in

February

Cheapest in

July

Average price

$191

Good round-trip deal

$125 or less

Good one-way deal

$92 or less
Provider with most accurate pricing for Osaka Kansai Intl-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Osaka Kansai Intl-Seoul (SEL) flights.
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From Osaka Kansai Intl to Seoul (SEL)
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One-way flight from Osaka Kansai Intl to Seoul (SEL)
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Highest demand for flights based on searches. 12% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Osaka Kansai Intl to Seoul (SEL).
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Price to beat on a one-way flight from Osaka Kansai Intl to Seoul (SEL).
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Find flight deals from Kansai Intl to Seoul

Cheapest flights from Kansai Intl to Seoul
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 October 20, 2025.

This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:40 amKIX - ICN
Nonstop2h 05mPeach
Mon 12/1510:35 amICN - KIX
Nonstop1h 45mPeach
Deal found 10/18$120
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:00 amKIX - ICN
Nonstop1h 55mAir Seoul
Wed 11/197:15 amICN - KIX
Nonstop1h 50mAir Seoul
Deal found 10/19$122
This Trip.com deal was found by Cheapflights users on 10/19. 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.
Wed 12/311:15 amKIX - ICN
Nonstop2h 10mMultiple Airlines
Wed 12/106:20 amICN - KIX
Nonstop1h 45mMultiple Airlines
Deal found 10/19$128
This Trip.com deal was found by Cheapflights users on 10/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:55 amKIX - ICN
Nonstop2h 00mAero K
Tue 12/96:20 amICN - KIX
Nonstop1h 45mAero K
Deal found 10/18$129
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:30 amKIX - GMP
Nonstop2h 00mPeach
Mon 12/1511:25 amGMP - KIX
Nonstop1h 40mPeach
Deal found 10/18$135
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:50 amKIX - ICN
Nonstop2h 00mMultiple Airlines
Wed 11/267:30 amICN - KIX
Nonstop1h 45mMultiple Airlines
Deal found 10/18$135
This Mytrip deal was found by Cheapflights users on 10/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:10 pmKIX - ICN
Nonstop2h 05mPeach
Tue 12/910:35 amICN - KIX
Nonstop1h 45mPeach
Deal found 10/17$140
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:15 amKIX - ICN
Nonstop2h 10mT'way Air
Wed 11/263:50 pmICN - KIX
Nonstop2h 00mT'way Air
Deal found 10/20$147
This Jeju Air deal was found by Cheapflights users on 10/19. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:00 amKIX - GMP
Nonstop2h 00mJeju Air
Wed 12/102:00 pmGMP - KIX
Nonstop1h 40mJeju Air
Deal found 10/19$148
This Jeju Air deal was found by Cheapflights users on 10/18. 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.
Thu 12/49:00 amKIX - ICN
Nonstop2h 00mJeju Air
Mon 12/82:10 pmICN - KIX
Nonstop1h 40mJeju Air
Deal found 10/18$148
This CheapOair deal was found by Cheapflights users on 10/19. 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 11/296:10 pmKIX - ICN
Nonstop2h 05mMultiple Airlines
Tue 12/23:50 pmICN - KIX
Nonstop2h 00mMultiple Airlines
Deal found 10/19$151
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:55 pmKIX - ICN
Nonstop2h 00mMultiple Airlines
Tue 11/183:05 pmICN - KIX
Nonstop1h 55mMultiple Airlines
Deal found 10/19$153

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 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Seoul that are best for you.

Fly from

Kansai Intl

Fly to

Seoul

Route

Depart

Return

Price

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 12/11

9:00 am-11:00 am

Nonstop2h 00m

Incheon Intl

Sun 12/14

7:00 am-9:00 am

Nonstop2h 00m

$156

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Tue 12/2

11:00 am-1:00 pm

Nonstop2h 00m

Seoul Gimpo Intl

Tue 12/9

2:00 pm-3:40 pm

Nonstop1h 40m

$166

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 12/11

9:00 am-11:00 am

Nonstop2h 00m

Incheon Intl

Sat 12/13

2:10 pm-3:50 pm

Nonstop1h 40m

$173

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Thu 12/11

11:00 am-1:00 pm

Nonstop2h 00m

Seoul Gimpo Intl

Sun 12/14

8:20 am-10:00 am

Nonstop1h 40m

$182

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Tue 11/25

11:30 am-1:30 pm

Nonstop2h 00m

Seoul Gimpo Intl

Sun 11/30

8:25 am-10:10 am

Nonstop1h 45m

$193

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Wed 3/11

6:05 pm-8:00 pm

Nonstop1h 55m

Incheon Intl

Sun 3/15

12:00 pm-1:50 pm

Nonstop1h 50m

$194

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 12/11

9:00 am-10:50 am

Nonstop1h 50m

Incheon Intl

Mon 12/15

6:45 am-8:40 am

Nonstop1h 55m

$194

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Tue 1/6

8:30 am-10:30 am

Nonstop2h 00m

Seoul Gimpo Intl

Wed 1/14

11:25 am-1:05 pm

Nonstop1h 40m

$195

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Wed 11/19

11:15 am-1:25 pm

Nonstop2h 10m

Incheon Intl

Fri 11/21

3:50 pm-5:50 pm

Nonstop2h 00m

$198

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Fri 12/19

11:00 am-1:00 pm

Nonstop2h 00m

Seoul Gimpo Intl

Mon 12/22

8:20 am-10:00 am

Nonstop1h 40m

$198

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 31 results
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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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Osaka Kansai Intl Airport to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Kansai Intl to Seoul. Price data was last updated on October 17, 2025.

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 61 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 month to book a flight from Osaka Kansai Intl Airport to Seoul?

Currently, June is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to Seoul (average of $38). Flying from Osaka Kansai Intl Airport to Seoul in February is currently the most expensive (average of $155). 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 October 20, 2025.

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 morning tend to be the most expensive. A flight in the evening could potentially save you up to 32% on airfare.

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 October 19, 2025.

Travelers seeking maximum savings on their Osaka Kansai Intl Airport to Seoul flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 20, 2025.

The most flights from KIX to SEL are scheduled on a Monday (67 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (61 on average).

How much does it cost to fly round-trip from Osaka Kansai Intl Airport to Seoul?

The best insider tips for Osaka Kansai Intl Airport to Seoul flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Osaka Kansai Intl Airport to Seoul trip
Airlines
Jin Air

Jin Air offers free checked baggage up to 15 kg and a carry-on up to 10 kg.


Benefit from a 10% discount on portable Wi-Fi rental with Wi-Fi Dosirak.

Read more about Jin Airby Charles Usher
Asiana Airlines

Enjoy extra legroom in economy with seats 33” apart and USB power outlets.


Business class offers direct aisle access with 22” wide seats and 18.5” screens.

Read more about Asiana Airlinesby Marisa Garcia
Our travel experts
Charles Usher

Charles Usher

Expert on Jin Air

Charles Usher

Charles Usher

Charles Usher is a writer and editor specializing in South Korea, East Asia, and the American Midwest. He lives in Milwaukee, Wisconsin. The dog is Bono. His work has appeared in Travel + Leisure, Lonely Planet, and other publications. He lives in Milwaukee, Wisconsin.

Read more
Marisa Garcia

Marisa Garcia

Expert on Asiana Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more

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 October 20, 2025.
Peruse reviews from past customers who have flown with Jin Air, Korean Air, and Asiana Airlines 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.
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Overall

8.7

Crew

9.1

Food

7.9

Comfort

8.3

Boarding

8.8
Jin Air
8.7
Very good
20 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Overall

8.7

Crew

9.1

Food

7.9

Comfort

8.3

Boarding

8.8
Korean Air
8.4
Very good
1,153 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Overall

8.7

Crew

9.1

Food

7.9

Comfort

8.3

Boarding

8.8
Asiana Airlines
8.2
Very good
485 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Overall

8.7

Crew

9.1

Food

7.9

Comfort

8.3

Boarding

8.8
Jeju Air
7.7
Good
34 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Overall

8.7

Crew

9.1

Food

7.9

Comfort

8.3

Boarding

8.8
Peach
6.8
Okay
84 reviews
Jin Air
8.7
Very good
20 reviews

Entertainment

7.9

Overall

8.7

Crew

9.1

Food

7.9

Comfort

8.3

Boarding

8.8

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.

  • How long is the flight from Osaka Kansai Intl Airport to Seoul?

    For as low as $156, Jeju Air can have you in Seoul from Osaka Kansai Intl Airport in 2h. There are 533 mi between Osaka Kansai Intl Airport and Seoul. Most flights are nonstop.

  • What are the cheapest airlines flying from Osaka Kansai Intl Airport to Seoul round-trip?

    Jin Air, at $99, was found to be the cheapest airline from Osaka Kansai Intl Airport to Seoul.Alternate airlines to your destination round-trip include Peach and Jeju Air. Jin Air is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Osaka Kansai Intl Airport to Seoul?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Osaka Kansai Intl Airport to Seoul on time: Air Busan (86%), Jeju Air (84%), Peach (83%).

  • What are the cheapest flights from Osaka Kansai Intl Airport to Seoul?

    The cheapest flight price from Osaka Kansai Intl Airport to Seoul is $63. On average you can expect to pay $808. The most popular route, (Osaka Kansai Intl - Seoul Gimpo Intl), can usually be booked for $187.

  • Can I find deals for flights from Kansai Intl to Seoul that include hotel bookings?

    Yes. In addition to deals on Kansai Intl to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansai Intl to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to Seoul.

  • Can I find deals for business class flights from Kansai Intl to Seoul?

    Yes. Cheapflights offers flight deals from Kansai Intl to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Osaka Kansai Intl Airport to Seoul?

    Currently, June is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to Seoul (average of $38). Flying from Osaka Kansai Intl Airport to Seoul in February is currently the most expensive (average of $155). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kansai Intl to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Kansai Intl to Gimpo Intl flights
Kansai Intl to Incheon Intl flights
Kansai Intl to Busan flights

Top 5 airlines flying from Kansai Intl to Seoul

Discover the top 5 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 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapest$99Average$191FlexibilityNo cancel feeOn-time78%
PeachCheapest$115Average$165FlexibilityNo cancel feeOn-time72%
Jeju AirCheapest$120Average$186FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$165Average$235FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$189Average$247FlexibilityNo cancel feeOn-time76%

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