A street food stall with a red awning and Japanese signage.

£42 Cheap Flights from Seoul (ICN) to Osaka (KIX)

View £42 flight on Tue, 18 Aug 2026Opens in a new window

Flight 1

Flight 2

Popular airlines from Incheon Intl. Airport (ICN) to Kansai Intl. Airport (KIX)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seoul (ICN) to Osaka (KIX)

Prices were available within the past 7 days and start at £42 for one-way flights and £100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'Way Air
Tue, 14 Jul - Wed, 15 Jul
ICN
Seoul
KIX
Osaka
£100 Return, found 3 days ago
£100
Return
found 3 days ago
Select T'Way Air flight, departing Tue, 14 Jul from Seoul to Osaka, returning Wed, 15 Jul, priced at £100 found 3 days ago
T'Way Air
Sun, 19 Jul - Wed, 22 Jul
ICN
Seoul
KIX
Osaka
£104 Return, found 23 hours ago
£104
Return
found 23 hours ago
Select T'Way Air flight, departing Sun, 19 Jul from Seoul to Osaka, returning Wed, 22 Jul, priced at £104 found 23 hours ago
Jeju Air
Sun, 12 Jul - Wed, 22 Jul
ICN
Seoul
KIX
Osaka
£105 Return, found 3 days ago
£105
Return
found 3 days ago
Select Jeju Air flight, departing Sun, 12 Jul from Seoul to Osaka, returning Wed, 22 Jul, priced at £105 found 3 days ago
Jeju Air
Tue, 21 Jul - Wed, 29 Jul
ICN
Seoul
KIX
Osaka
£107 Return, found 1 day ago
£107
Return
found 1 day ago
Select Jeju Air flight, departing Tue, 21 Jul from Seoul to Osaka, returning Wed, 29 Jul, priced at £107 found 1 day ago
T'Way Air
Sat, 18 Jul - Wed, 22 Jul
ICN
Seoul
KIX
Osaka
£108 Return, found 23 hours ago
£108
Return
found 23 hours ago
Select T'Way Air flight, departing Sat, 18 Jul from Seoul to Osaka, returning Wed, 22 Jul, priced at £108 found 23 hours ago
T'Way Air
Tue, 14 Jul - Mon, 27 Jul
ICN
Seoul
KIX
Osaka
£109 Return, found 3 hours ago
£109
Return
found 3 hours ago
Select T'Way Air flight, departing Tue, 14 Jul from Seoul to Osaka, returning Mon, 27 Jul, priced at £109 found 3 hours ago
T'Way Air
Sat, 18 Jul - Tue, 21 Jul
ICN
Seoul
KIX
Osaka
£111 Return, found 2 hours ago
£111
Return
found 2 hours ago
Select T'Way Air flight, departing Sat, 18 Jul from Seoul to Osaka, returning Tue, 21 Jul, priced at £111 found 2 hours ago
Asiana Airlines
Sat, 8 Aug - Sat, 15 Aug
ICN
Seoul
KIX
Osaka
£131 Return, found 14 hours ago
£131
Return
found 14 hours ago
Select Asiana Airlines flight, departing Sat, 8 Aug from Seoul to Osaka, returning Sat, 15 Aug, priced at £131 found 14 hours ago
Korean Air
Tue, 15 Sept - Thu, 24 Sept
ICN
Seoul
KIX
Osaka
£153 Return, found 4 days ago
£153
Return
found 4 days ago
Select Korean Air flight, departing Tue, 15 Sept from Seoul to Osaka, returning Thu, 24 Sept, priced at £153 found 4 days ago
Hahn Air Systems
Sat, 8 Aug - Sat, 15 Aug
ICN
Seoul
KIX
Osaka
£185 Return, found 14 hours ago
£185
Return
found 14 hours ago
Select Hahn Air Systems flight, departing Sat, 8 Aug from Seoul to Osaka, returning Sat, 15 Aug, priced at £185 found 14 hours ago

Alternative airports near Osaka

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kobe Airport UKB. Average driving time to city centre is 32 minutes. Flights from £205
UKB
Kobe Airport
Average driving time to city centre32 min
Flights from £205

Frequently asked questions

How much does a flight from Seoul (ICN) to Osaka (KIX) cost?
You can find one-way and return flights from Seoul (ICN) to Osaka (KIX) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ICN to KIX ticket fares go up or down.
What is the cheapest month to fly from Seoul (ICN) to Osaka (KIX)?
The cheapest months to fly from Seoul (ICN) to Osaka (KIX) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.)?
There are 10 airlines offering direct flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.). Here are some of the top carriers:
  • Jeju Air with Bag operates 49 direct flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) every week.
  • Jeju Air operates 49 direct flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) every week.
  • Jin Air operates 31 direct flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) every week.
  • Korean Air operates 28 direct flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) every week.
  • Asiana Airlines operates 28 direct flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) every week.
What is the cheapest airline that flies from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.)?
T'Way Air is one of the cheapest airlines offering nonstop return flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.), with tickets starting from around £123 for flights that can be booked for departure within the next year. Shandong Airlines offers one of the cheapest connecting return flights from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) starting from around £177. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Seoul (ICN) to Osaka (KIX)?
To find a cheap flight from Seoul (ICN) to Osaka (KIX), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.)?
The best time to fly from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) is typically July. This month offers a great balance—prices are reasonable at around £125 for a return flight, and you'll have plenty of flight options since it's a popular time to travel. July brings warm summer weather to both Seoul and Osaka, making it a vibrant time to visit. If you're flexible, July gives you both affordable fares and excellent flight schedules to work with.
What is the earliest flight from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.)?
The earliest flight from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) typically departs around 12:05 AM local time, operated by MIAT-Mongolian Airlines. This is a seasonal service active in July and September. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.)?
A non-stop flight from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) typically takes around 2 hours, covering a distance of approximately 860 kilometres (534 miles). If you opt for a flight with one stop, your journey will be significantly longer, usually around 18 hours 48 minutes. Flights with two or more stops generally take even longer, averaging about 23 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Seoul (ICN) to Osaka (KIX)?
Select the "Business class" and "First class" filters when looking for Seoul (ICN) to Osaka (KIX) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) flight with Expedia?
It's easy to earn miles on a Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Osaka (KIX) from Seoul (ICN)?
If you're planning to travel to Osaka from Incheon Intl. (ICN), you can fly directly into Kansai Intl. (KIX). Some flights may connect through major hubs like Suvarnabhumi Intl. (BKK), Shenzhen Intl. (SZX), or Hong Kong Intl. (HKG) before reaching Osaka. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) at the last minute?
Typically, booking a last minute flight from Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) flight and hotel package?
Securing a Seoul (ICN-Incheon Intl.) to Osaka (KIX-Kansai Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seoul (ICN) to Osaka (KIX)?
If you booked your Seoul (ICN) to Osaka (KIX) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Incheon Intl.
Destination airport
Kansai Intl.
Airlines serving
Air China, All Nippon Airways, Asiana Airlines, Hahn Air Systems, Japan Airlines, Jeju Air, Korean Air, T'Way Air
Return price
£100
Distance
855 km
Average flight time
1 hour 45 mins

Book with confidence

Compare flights from Seoul to Osaka easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seoul to Osaka. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kansai Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Incheon Intl. to Kansai Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Incheon Intl. (ICN) to Kansai Intl. (KIX)

The easiest way to view the best deals on flights from Seoul to Osaka today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Incheon Intl. to Kansai Intl. start at just £100 and range up to £185.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seoul and Osaka
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seoul to Osaka flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Incheon Intl. to Kansai Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Seoul to Osaka easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.