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Cheap flights from Osaka Kansai Intl Airport to Seoul from $87

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Osaka Kansai Intl Airport to Seoul departing on 7/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Osaka Kansai Intl Airport to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Peach Logo
4:05 pm - 6:00 pm
KIX
-
GMP
1h 55mnonstop
Peach Logo
11:25 am - 1:10 pm
GMP
-
KIX
1h 45mnonstop
$143Peach
Fri, Jun 12 - Mon, Jun 15
Peach Logo
6:15 pm - 8:10 pm
KIX
-
ICN
1h 55mnonstop
Peach Logo
10:20 am - 12:10 pm
ICN
-
KIX
1h 50mnonstop
$148Peach
Fri, May 8 - Mon, May 11
Peach Logo
7:40 am - 9:35 am
KIX
-
ICN
1h 55mnonstop
Peach Logo
2:40 pm - 4:30 pm
ICN
-
KIX
1h 50mnonstop
$149Peach
Mon, Apr 6 - Tue, Apr 14
Peach Logo
7:55 pm - 9:55 pm
KIX
-
ICN
2h 00mnonstop
Peach Logo
7:30 am - 9:15 am
ICN
-
KIX
1h 45mnonstop
$152Peach
Wed, Mar 18 - Tue, Mar 24
Peach Logo
7:40 am - 9:35 am
KIX
-
ICN
1h 55mnonstop
Peach Logo
7:30 am - 9:20 am
ICN
-
KIX
1h 50mnonstop
$153Peach
Mon, Apr 6 - Tue, Apr 14
Peach Logo
7:40 am - 9:35 am
KIX
-
ICN
1h 55mnonstop
Peach Logo
7:30 am - 9:20 am
ICN
-
KIX
1h 50mnonstop
$154Peach
Mon, Apr 6 - Tue, Apr 14
Peach Logo
2:20 pm - 4:15 pm
KIX
-
GMP
1h 55mnonstop
Peach Logo
11:25 am - 1:10 pm
GMP
-
KIX
1h 45mnonstop
$155Peach
Tue, Jun 9 - Sat, Jun 13
Peach Logo
2:20 pm - 4:15 pm
KIX
-
GMP
1h 55mnonstop
Peach Logo
11:25 am - 1:10 pm
GMP
-
KIX
1h 45mnonstop
$156Peach
Tue, Jun 9 - Sat, Jun 13
Multiple Airlines Logo
6:10 pm - 8:15 pm
KIX
-
ICN
2h 05mnonstop
Multiple Airlines Logo
7:15 am - 9:05 am
ICN
-
KIX
1h 50mnonstop
$168Multiple Airlines
Thu, Mar 12 - Tue, Mar 17
Multiple Airlines Logo
11:00 am - 9:05 am
KIX
-
GMP
22h 05m
2 stops
Multiple Airlines Logo
8:20 am - 10:00 am
GMP
-
KIX
1h 40mnonstop
$202Multiple Airlines
Wed, Mar 11 - Tue, Mar 17

Peach flights from Osaka Kansai Intl Airport to Seoul

Our best Peach deals on Osaka Kansai Intl Airport to Seoul flight tickets
Peach
Jun 12
KIX4:05 pmOsaka Kansai Intl
1h 55m
GMP6:00 pmSeoul Gimpo Intl
Jun 15
GMP11:25 amSeoul Gimpo Intl
1h 45m
KIX1:10 pmOsaka Kansai Intl
$143
Peach
May 8
KIX6:15 pmOsaka Kansai Intl
1h 55m
ICN8:10 pmIncheon Intl
May 11
ICN10:20 amIncheon Intl
1h 50m
KIX12:10 pmOsaka Kansai Intl
$148
Peach
Apr 6
KIX7:40 amOsaka Kansai Intl
1h 55m
ICN9:35 amIncheon Intl
Apr 14
ICN2:40 pmIncheon Intl
1h 50m
KIX4:30 pmOsaka Kansai Intl
$149

Shandong Airlines flights from Osaka Kansai Intl Airport to Seoul

Our best Shandong Airlines deals on Osaka Kansai Intl Airport to Seoul flight tickets
Shandong Airlines
Mar 11
KIX12:30 pmOsaka Kansai Intl
8h 40m
1 stop
ICN9:10 pmIncheon Intl
Mar 17
ICN2:00 pmIncheon Intl
21h 25m
1 stop
KIX11:25 amOsaka Kansai Intl
$226
Shandong Airlines
Mar 13
KIX5:20 pmOsaka Kansai Intl
27h 50m
1 stop
ICN9:10 pmIncheon Intl
Mar 16
ICN7:10 pmIncheon Intl
16h 15m
1 stop
KIX11:25 amOsaka Kansai Intl
$227
Shandong Airlines
Mar 13
KIX5:20 pmOsaka Kansai Intl
27h 50m
1 stop
ICN9:10 pmIncheon Intl
Mar 15
ICN11:45 amIncheon Intl
27h 25m
1 stop
KIX3:10 pmOsaka Kansai Intl
$233

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Kansai Intl Airport 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, momondo users made 832,500 searches. Data last updated February 3, 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

Price

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Fri 6/12

4:05 pm-6:00 pm

Nonstop1h 55m

Seoul Gimpo Intl

Mon 6/15

11:25 am-1:10 pm

Nonstop1h 45m

$143

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Fri 5/8

6:15 pm-8:10 pm

Nonstop1h 55m

Incheon Intl

Mon 5/11

10:20 am-12:10 pm

Nonstop1h 50m

$148

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Mon 4/6

7:40 am-9:35 am

Nonstop1h 55m

Incheon Intl

Tue 4/14

2:40 pm-4:30 pm

Nonstop1h 50m

$149

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Wed 3/18

7:55 pm-9:55 pm

Nonstop2h 00m

Incheon Intl

Tue 3/24

7:30 am-9:15 am

Nonstop1h 45m

$152

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Mon 4/6

7:40 am-9:35 am

Nonstop1h 55m

Incheon Intl

Tue 4/14

7:30 am-9:20 am

Nonstop1h 50m

$153

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Mon 4/6

7:40 am-9:35 am

Nonstop1h 55m

Incheon Intl

Tue 4/14

7:30 am-9:20 am

Nonstop1h 50m

$154

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Tue 6/9

2:20 pm-4:15 pm

Nonstop1h 55m

Seoul Gimpo Intl

Sat 6/13

11:25 am-1:10 pm

Nonstop1h 45m

$155

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Tue 6/9

2:20 pm-4:15 pm

Nonstop1h 55m

Seoul Gimpo Intl

Sat 6/13

11:25 am-1:10 pm

Nonstop1h 45m

$156

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 3/12

6:10 pm-8:15 pm

Nonstop2h 05m

Incheon Intl

Tue 3/17

7:15 am-9:05 am

Nonstop1h 50m

$168

OsakaSeoul

KIX - GMP

KIXGMP

Osaka Kansai Intl

Wed 3/11

11:00 am-9:05 am

2 stops22h 05m

Seoul Gimpo Intl

Tue 3/17

8:20 am-10:00 am

Nonstop1h 40m

$202

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Osaka Kansai Intl Airport to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seoul?

The month of June is another great option to travel to Seoul, with average flight prices from Osaka Kansai Intl Airport averaging around $152.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Saturday is the cheapest day to fly to Seoul from Osaka Kansai Intl Airport. The lowest ticket price found for a Saturday departure recently was $188. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Friday, with ticket prices averaging around $304.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from Osaka Kansai Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $181 when looking at flights departing in the evening. In the morning is when there is more demand to fly to Seoul, so prices are often more expensive at around $265 per ticket.

What is the cheapest Osaka Kansai Intl to Seoul flight route?

Fly from Osaka Kansai Intl to Incheon Intl for the best Osaka Kansai Intl - Seoul flight prices

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from Osaka Kansai Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $179 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Osaka Kansai Intl Airport for as low as $135 on momondo.

What cabin class options are available on Osaka Kansai Intl to Seoul flights?

There are 3 cabin classes available to choose from on Osaka Kansai Intl to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Osaka Kansai Intl Airport to Seoul flight prices changed over time?

As of February 2026, prices for Osaka Kansai Intl Airport to Seoul flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from Osaka Kansai Intl Airport to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Osaka Kansai Intl Airport to Seoul according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Osaka Kansai Intl Airport to Seoul (KIX to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Osaka Kansai Intl Airport to Seoul

Best Price Found

$101

Fastest flight time

2h 00m

Direct flights

Every day

Airports in Seoul

2 airports
The best one-way flight to Seoul from Osaka Kansai Intl Airport in the past 72 hours is $101. The best round-trip flight deal from Osaka Kansai Intl Airport to Seoul found on momondo in the last 72 hours is $201.
The fastest flight from Osaka Kansai Intl Airport to Seoul takes 2h 00m
Direct flights go from Osaka Kansai Intl Airport to Seoul every day.
There are 2 airports in Seoul. From Osaka Kansai Intl Airport there are direct flights to Incheon Intl (ICN), Seoul Gimpo Intl (GMP).
Search flight deals

  • How far is Osaka Kansai Intl to Seoul by plane?

    There are 508.1 mi between Osaka Kansai Intl and Seoul. In terms of flight time, this usually takes a little over 2h 00m.

  • When did momondo last update prices for flights from Osaka Kansai Intl Airport to Seoul?

    Prices for flights from Osaka Kansai Intl Airport to Seoul refresh daily.

  • How many operators does momondo search for flights from Osaka Kansai Intl Airport to Seoul?

  • How old do you have to be to fly from Osaka Kansai Intl Airport to Seoul?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka Kansai Intl Airport to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Osaka Kansai Intl Airport to Seoul?

  • What is the most popular airline from Osaka Kansai Intl Airport to Seoul?

Best airlines flying from Osaka Kansai Intl Airport to Seoul

Compare and see reviews for airlines that fly from Osaka Kansai Intl Airport to Seoul with momondo
Airline
Rating
Free Cancellation
Price
Jin AirPriceFrom $99Free CancellationRating
0.0
0 reviews
Search Jin Air flights
PeachPriceFrom $101Free CancellationRating
0.0
0 reviews
Search Peach flights
Korean AirPriceFrom $165Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $195Free CancellationRating
8.1
502 reviews
Search Asiana Airlines flights

  • Korean Air Flights From Osaka Kansai Intl Airport to Seoul

    Korean Air flight deals from Osaka Kansai Intl Airport to Seoul start from $165 round-trip. Over the 47 Korean Air flights for this route in a normal week, average airfare is usually $221 round-trip - but some users have found much cheaper deals with momondo.

  • Asiana Airlines Flights From Osaka Kansai Intl Airport to Seoul

    Asiana Airlines (8.1/10 from 502 reviews) operates around 56 flights from Osaka Kansai Intl Airport to Seoul in any given week. The average Asiana Airlines airfare for this route is around $247, with deals from around $195 rare but found on momondo. Referenced prices are for round-trip Osaka Kansai Intl Airport to Seoul flight searches in the last 72 hours.

Why use momondo?

Why should I use momondo to find a flight deal from Osaka to Seoul?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul from Osaka.

Can I find flights from Osaka to Seoul with flexible booking policies on momondo?

Yes. All flights to Seoul from Osaka on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Osaka to Seoul?

momondo provides multiple filters to help you find the best flight to Seoul from Osaka. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Osaka to Seoul right now. Can momondo alert me if prices change?

Price alerts on flights to Seoul from Osaka are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport