Cheap flights from South Korea to Japan from £59

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — FUK
23 Mar — 30 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from South Korea to Japan

Enter your travel dates to find the best prices.

Cheapest flights from South Korea to Japan
Explore the most affordable flight options available from South Korea to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2026.

Thu 14/510:40
GMP
-
CTS
1 stop6h 00m
Multiple Airlines
Tue 19/517:40
CTS
-
GMP
1 stop14h 45m
Multiple Airlines
Deal found 20/2£192
Sun 31/519:30
GMP
-
CTS
1 stop18h 00m
Jeju Air
Wed 10/614:30
CTS
-
GMP
1 stop17h 50m
Jeju Air
Deal found 19/2£198
Wed 16/919:30
GMP
-
CTS
1 stop18h 00m
Jeju Air
Wed 14/1014:30
CTS
-
GMP
1 stop17h 50m
Jeju Air
Deal found 19/2£201
Wed 8/719:55
GMP
-
CTS
1 stop11h 55m
ANA
Tue 14/717:00
CTS
-
GMP
1 stop5h 20m
ANA
Deal found 20/2£210
Tue 21/419:55
GMP
-
HND
Nonstop2h 20m
ANA
Wed 22/420:05
HND
-
GMP
Nonstop2h 15m
ANA
Deal found 18/2£212
Tue 25/807:40
GMP
-
CTS
1 stop6h 55m
ANA
Sat 29/817:00
CTS
-
GMP
1 stop5h 20m
ANA
Deal found 19/2£212
Thu 29/1007:45
GMP
-
CTS
1 stop5h 50m
ANA
Sat 31/1016:30
CTS
-
GMP
1 stop6h 00m
ANA
Deal found 18/2£213
Thu 28/507:40
GMP
-
HND
Nonstop2h 10m
ANA
Thu 4/608:40
HND
-
GMP
Nonstop2h 25m
ANA
Deal found 19/2£217
Tue 7/713:10
GMP
-
CTS
1 stop5h 55m
Peach
Mon 13/711:10
CTS
-
GMP
1 stop6h 50m
Peach
Deal found 20/2£217
Thu 9/707:40
GMP
-
CTS
1 stop5h 05m
ANA
Mon 13/712:25
CTS
-
GMP
1 stop9h 55m
ANA
Deal found 20/2£218
Fri 31/707:40
GMP
-
HND
Nonstop2h 10m
ANA
Fri 31/720:05
HND
-
GMP
Nonstop2h 15m
ANA
Deal found 19/2£218
Fri 3/707:40
GMP
-
ITM
1 stop5h 30m
ANA
Mon 13/708:00
ITM
-
GMP
1 stop14h 20m
ANA
Deal found 17/2£219

Find flight deals from South Korea to Japan

Keep the following information in mind while searching for South Korea to Japan flight deals. Data was last updated 21 February 2026.

Round-trip from

£192

One-way from

£59

Popular in

October

Cheapest in

July

Average price

£218

Good round-trip deal

£92 or less

Good one-way deal

£55 or less
14/5-19/5
  • 14/5-19/5
  • 2 total stops
  • 20h 45m total
  • South Korea to Japan
18/3
  • 18/3
  • 1 total stop
  • 6h 20m total
  • South Korea to Japan
Highest demand for flights based on searches. 12% potential increase in price (£18 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from South Korea to Japan.
Price to beat on a one-way flight from South Korea to Japan.

Cheapflights Fare Finder

 
Customise your flight search to find flights from South Korea to Japan 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 858,174 searches. Data last updated 21 February 2026.
Use the filters below to find and compare flights from South Korea to Japan that are best for you.

Fly from

South Korea

Fly to

Japan

Route

Depart

Return

Price

SeoulSapporo

GMP - CTS

GMPCTS

Seoul Gimpo Intl

Sun 31/5

19:30-13:30

1 stop18h 00m

Sapporo Chitose

Wed 10/6

14:30-08:20

1 stop17h 50m

£198

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 26/6

19:15-21:30

Nonstop2h 15m

Tokyo Haneda

Sat 11/7

18:55-21:15

Nonstop2h 20m

£277

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 10/7

19:15-21:30

Nonstop2h 15m

Tokyo Haneda

Mon 13/7

18:55-21:15

Nonstop2h 20m

£277

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 17/4

19:15-21:30

Nonstop2h 15m

Tokyo Haneda

Mon 20/4

18:55-21:15

Nonstop2h 20m

£277

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Thu 9/4

19:15-21:30

Nonstop2h 15m

Tokyo Haneda

Sat 18/4

18:55-21:15

Nonstop2h 20m

£277

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Thu 7/5

18:40-21:00

Nonstop2h 20m

Tokyo Haneda

Sat 9/5

09:20-11:45

Nonstop2h 25m

£278

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Sun 28/6

18:40-21:00

Nonstop2h 20m

Tokyo Haneda

Tue 30/6

19:45-22:05

Nonstop2h 20m

£278

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Wed 12/8

18:40-21:00

Nonstop2h 20m

Tokyo Haneda

Sat 15/8

09:20-11:45

Nonstop2h 25m

£278

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Wed 4/3

08:00-10:05

Nonstop2h 05m

Tokyo Haneda

Tue 10/3

19:30-22:05

Nonstop2h 35m

£278

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Sat 16/5

16:10-18:30

Nonstop2h 20m

Tokyo Haneda

Mon 18/5

09:20-11:45

Nonstop2h 25m

£278

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 58 results
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Best time to book a flight from South Korea to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from South Korea with our price prediction graph.
Estimated return 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 South Korea to Japan

What is the cheapest month to book a flight from South Korea to Japan?

Currently, October is the cheapest month in which you can book a flight from South Korea to Japan (average of £24). Flying from South Korea to Japan in February is currently the most expensive (average of £79). 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 KR to JP?

Find hourly flight availability from South Korea to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2026.

It’s typically best to fly out from South Korea to Japan at midday. Doing so could potentially save you 9% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from South Korea to Japan?

Use this chart to determine the cheapest time to fly return from South Korea to Japan. Price data was last updated on 23 February 2025.

Travellers seeking maximum savings on their South Korea to Japan flight should consider departing on Thursday at midday 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.

Weekly flight availability from South Korea to Japan

Explore weekly flight availability from South Korea to Japan. 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 21 February 2026.

The most flights from KR0 to JP0 are scheduled on a Friday (46 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (38 on average).

How often are flights from South Korea to Japan delayed?

About 14% of weekly flights between South Korea and Japan have experienced delays in the past year, with the average delay time being 100 minutes.

What is the most punctual flight time for South Korea to Japan flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on South Korea to Japan flights?

Over the past year, Japan Airlines have had the lowest number of delays on this route, with just 5% of flights being delayed.

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated 21 February 2026.
Read through reviews of airlines operating flights from South Korea to Japan, such as Jin Air, Korean Air, andAsiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.5

Overall

8.6

Comfort

8.0

Food

7.7

Boarding

8.9

Crew

9.1
8.6
Very Good

Entertainment

7.5

Overall

8.6

Comfort

8.0

Food

7.7

Boarding

8.9

Crew

9.1

Entertainment

7.5

Overall

8.6

Comfort

8.0

Food

7.7

Boarding

8.9

Crew

9.1

Entertainment

7.5

Overall

8.6

Comfort

8.0

Food

7.7

Boarding

8.9

Crew

9.1

Entertainment

7.5

Overall

8.6

Comfort

8.0

Food

7.7

Boarding

8.9

Crew

9.1

Entertainment

7.5

Overall

8.6

Comfort

8.0

Food

7.7

Boarding

8.9

Crew

9.1

Related info for your journey

Find useful and relevant information for your journey from South Korea to Japan. 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 South Korea to Japan?

    Jeju Air, ANA, and Japan Airlines can get you from South Korea to Japan in just under 2h 15m. Your travel time can differ by up to 15h 45m. The distance between South Korea and Japan is about 733 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from South Korea to Japan one-way?

    The cheapet airlines for a one-way flight from South Korea to Japan are Eastar Jet (£21), Jeju Air (£23), and Air Seoul (£26).

  • Can I find deals for flights from South Korea to Japan that include hotel bookings?

    Yes. In addition to deals on South Korea to Japan flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from South Korea to Japan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to Japan.

  • Can I find deals for business class flights from South Korea to Japan?

    Yes. Cheapflights offers flight deals from South Korea to Japan 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 South Korea to Japan?

    Currently, October is the cheapest month in which you can book a flight from South Korea to Japan (average of £24). Flying from South Korea to Japan in February is currently the most expensive (average of £79). 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

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Alternative routes for South Korea to Japan

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from South Korea to Japan

Discover the top airline that operate flights from South Korea to Japan. 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 858,174 searches. Data last updated 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest£179Average£227FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from South Korea to Japan?

When you search for this flight from South Korea to Japan, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from South Korea to Japan?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from South Korea to Japan.

Can Cheapflights find flights from South Korea to Japan with no change fees?

Yes! Cheapflights helps users easily find flights from South Korea to Japan with no change fees.

Can Cheapflights notify me if prices for flights from South Korea to Japan become cheaper?

Not ready to book yet? You can track prices for flights from South Korea to Japan on Cheapflights with our Price Alert feature and get notified when better prices are available.

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