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Cheap flights from Seoul to Osaka from $28

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Osaka departing on 8/7. 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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Cheap round-trip flights

Jeju Air Logo
7:10 am - 9:00 amICN-KIX
1h 50mnonstop
Jeju Air Logo
1:35 pm - 3:45 pmKIX-ICN
2h 10mnonstop
$84Jeju Air
Find Deal
Wed, Aug 27 - Wed, Sep 3
Jeju Air Logo
7:10 am - 9:00 amICN-KIX
1h 50mnonstop
Jeju Air Logo
1:35 pm - 3:45 pmKIX-ICN
2h 10mnonstop
$86Jeju Air
Find Deal
Mon, Sep 1 - Wed, Sep 3
Jeju Air Logo
10:40 am - 12:35 pmICN-KIX
1h 55mnonstop
Jeju Air Logo
11:50 am - 1:50 pmKIX-ICN
2h 00mnonstop
$90Jeju Air
Find Deal
Sun, Sep 14 - Tue, Sep 16
Air Seoul Logo
7:15 am - 9:05 amICN-KIX
1h 50mnonstop
Air Seoul Logo
4:15 pm - 6:25 pmKIX-ICN
2h 10mnonstop
$92Air Seoul
Find Deal
Wed, Sep 3 - Wed, Sep 3
Air Seoul Logo
3:20 pm - 5:00 pmICN-KIX
1h 40mnonstop
Air Seoul Logo
6:00 pm - 7:55 pmKIX-ICN
1h 55mnonstop
$99Air Seoul
Find Deal
Fri, Aug 29 - Fri, Sep 5
Jin Air Logo
10:10 am - 12:00 pmICN-KIX
1h 50mnonstop
Jin Air Logo
1:10 pm - 3:00 pmKIX-ICN
1h 50mnonstop
$111Jin Air
Find Deal
Tue, Aug 12 - Fri, Aug 15
Jin Air Logo
2:40 pm - 4:30 pmICN-KIX
1h 50mnonstop
Jin Air Logo
11:00 am - 12:50 pmKIX-ICN
1h 50mnonstop
$115Jin Air
Find Deal
Fri, Sep 26 - Wed, Oct 1
Peach Logo
7:30 am - 9:20 amICN-KIX
1h 50mnonstop
Peach Logo
7:55 pm - 9:50 pmKIX-ICN
1h 55mnonstop
$120Peach
Find Deal
Wed, Aug 13 - Wed, Aug 20
Peach Logo
1:05 pm - 2:50 pmGMP-KIX
1h 45mnonstop
Peach Logo
4:00 pm - 5:55 pmKIX-GMP
1h 55mnonstop
$123Peach
Find Deal
Fri, Sep 26 - Tue, Sep 30
Air Busan Logo
12:40 pm - 3:00 pmICN-KIX
2h 20mnonstop
Air Busan Logo
12:30 pm - 2:35 pmKIX-ICN
2h 05mnonstop
$123Air Busan
Find Deal
Thu, Aug 21 - Tue, Aug 26

Eastar Jet flights from Seoul to Osaka Kansai Intl Airport

Our best Eastar Jet deals on Seoul to Osaka Kansai Intl Airport flight tickets
Eastar Jet
Aug 26
ICN3:15 pmIncheon Intl
1h 45m
KIX5:00 pmOsaka Kansai Intl
Aug 28
KIX12:10 pmOsaka Kansai Intl
1h 50m
ICN2:00 pmIncheon Intl
$97
Find similar
Eastar Jet
Sep 12
ICN12:00 pmIncheon Intl
2h 10m
KIX2:10 pmOsaka Kansai Intl
Sep 19
KIX6:00 pmOsaka Kansai Intl
1h 55m
ICN7:55 pmIncheon Intl
$103
Find similar
Eastar Jet
Aug 28
ICN3:15 pmIncheon Intl
1h 45m
KIX5:00 pmOsaka Kansai Intl
Sep 4
KIX12:10 pmOsaka Kansai Intl
1h 50m
ICN2:00 pmIncheon Intl
$107
Find similar

Jeju Air flights from Seoul to Osaka Kansai Intl Airport

Our best Jeju Air deals on Seoul to Osaka Kansai Intl Airport flight tickets
Jeju Air
Aug 27
ICN7:10 amIncheon Intl
1h 50m
KIX9:00 amOsaka Kansai Intl
Sep 3
KIX1:35 pmOsaka Kansai Intl
2h 10m
ICN3:45 pmIncheon Intl
$84
Find similar
Jeju Air
Sep 1
ICN7:10 amIncheon Intl
1h 50m
KIX9:00 amOsaka Kansai Intl
Sep 3
KIX1:35 pmOsaka Kansai Intl
2h 10m
ICN3:45 pmIncheon Intl
$86
Find similar
Jeju Air
Sep 14
ICN10:40 amIncheon Intl
1h 55m
KIX12:35 pmOsaka Kansai Intl
Sep 16
KIX11:50 amOsaka Kansai Intl
2h 00m
ICN1:50 pmIncheon Intl
$90
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seoul to Osaka Kansai Intl Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Seoul to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Wed 8/27

7:10 am-9:00 am

Nonstop1h 50m

Osaka Kansai Intl

Wed 9/3

1:35 pm-3:45 pm

Nonstop2h 10m

$84

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Mon 9/1

7:10 am-9:00 am

Nonstop1h 50m

Osaka Kansai Intl

Wed 9/3

1:35 pm-3:45 pm

Nonstop2h 10m

$86

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Sun 9/14

10:40 am-12:35 pm

Nonstop1h 55m

Osaka Kansai Intl

Tue 9/16

11:50 am-1:50 pm

Nonstop2h 00m

$90

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Wed 9/3

7:15 am-9:05 am

Nonstop1h 50m

Osaka Kansai Intl

Wed 9/3

4:15 pm-6:25 pm

Nonstop2h 10m

$92

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Fri 8/29

3:20 pm-5:00 pm

Nonstop1h 40m

Osaka Kansai Intl

Fri 9/5

6:00 pm-7:55 pm

Nonstop1h 55m

$99

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Tue 8/12

10:10 am-12:00 pm

Nonstop1h 50m

Osaka Kansai Intl

Fri 8/15

1:10 pm-3:00 pm

Nonstop1h 50m

$111

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Fri 9/26

2:40 pm-4:30 pm

Nonstop1h 50m

Osaka Kansai Intl

Wed 10/1

11:00 am-12:50 pm

Nonstop1h 50m

$115

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Wed 8/13

7:30 am-9:20 am

Nonstop1h 50m

Osaka Kansai Intl

Wed 8/20

7:55 pm-9:50 pm

Nonstop1h 55m

$120

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Fri 9/26

1:05 pm-2:50 pm

Nonstop1h 45m

Osaka Kansai Intl

Tue 9/30

4:00 pm-5:55 pm

Nonstop1h 55m

$123

IncheonOsaka

ICN - KIX

ICNKIX

Incheon Intl

Thu 8/21

12:40 pm-3:00 pm

Nonstop2h 20m

Osaka Kansai Intl

Tue 8/26

12:30 pm-2:35 pm

Nonstop2h 05m

$123

Flights are sorted by cheapest round-trip flights first.

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

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

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 Osaka Kansai Intl Airport?

In general, July is the cheapest month to fly from Seoul to Osaka Kansai Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $106. If you aren’t able to travel during the month of July, then book flights to Osaka Kansai Intl Airport from Seoul during August instead. Flights to Osaka Kansai Intl Airport in August, while not as cheap as those in July, still average around $120.

What is the cheapest day to depart on your flight to Osaka Kansai Intl Airport?

The cheapest day to depart from Seoul to Osaka Kansai Intl Airport is on a Tuesday. Travelers who choose to depart for Osaka Kansai Intl Airport on a Tuesday will often find tickets for as low as $165. Flights from Seoul to Osaka Kansai Intl Airport on a Saturday will generally be more expensive and average around $216. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Osaka Kansai Intl Airport?

Our data shows that the cheapest Seoul to Osaka Kansai Intl Airport flights are usually those with departure times at noon. Our users have found flights to Osaka Kansai Intl Airport at noon for as low as $180. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $235 on average. Flights to Osaka Kansai Intl Airport from Seoul in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Osaka Kansai Intl Airport?

You are more likely to see cheaper flights to Osaka Kansai Intl Airport from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Osaka Kansai Intl Airport for around $173 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka Kansai Intl Airport from Seoul for as low as $165 on momondo.

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

There are 4 cabin classes available to choose from on Seoul to Osaka Kansai Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of July 2025, prices for Seoul to Osaka Kansai Intl Airport flights are approximately 50% cheaper when compared to flights at the same time last year.

When to book flights from Seoul to Osaka Kansai Intl Airport

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

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

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

Best Price Found

$28

Fastest flight time

1h 35m

Direct flights

Every day
The best one-way flight to Osaka Kansai Intl Airport from Seoul in the past 72 hours is $28. The best round-trip flight deal from Seoul to Osaka Kansai Intl Airport found on momondo in the last 72 hours is $84.
The fastest flight from Seoul to Osaka Kansai Intl Airport takes 1h 35m
Direct flights go from Seoul to Osaka Kansai Intl Airport every day.
Search flight deals

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

    The straight-line distance from Seoul to Osaka Kansai Intl is 508.1 mi. Typically, this will take 1h 40m by plane in normal conditions.

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

    Prices for flights from Seoul to Osaka Kansai Intl Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul to Osaka Kansai Intl Airport.

  • What documentation or ID do you need to fly to Osaka Kansai Intl Airport?

    The required travel and health documents for your Osaka Kansai Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka Kansai Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from Seoul to Osaka Kansai Intl Airport

Compare and see reviews for airlines that fly from Seoul to Osaka Kansai Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
T'way AirPriceFrom $55Free CancellationRating
6.5
12 reviews
Search T'way Air flights
Eastar JetPriceFrom $73Free CancellationRating
0.0
0 reviews
Search Eastar Jet flights
Air BusanPriceFrom $79Free CancellationRating
8.8
5 reviews
Search Air Busan flights
Air SeoulPriceFrom $85Free CancellationRating
7.5
9 reviews
Search Air Seoul flights
Jeju AirPriceFrom $86Free CancellationRating
7.7
33 reviews
Search Jeju Air flights
Aero KPriceFrom $96Free CancellationRating
8.0
1 review
Search Aero K flights
PeachPriceFrom $97Free CancellationRating
6.7
83 reviews
Search Peach flights
Jin AirPriceFrom $104Free CancellationRating
8.7
19 reviews
Search Jin Air flights
Asiana AirlinesPriceFrom $156Free CancellationRating
8.2
468 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $177Free CancellationRating
8.4
1,121 reviews
Search Korean Air flights

  • Air Busan Flights From Seoul to Osaka Kansai Intl Airport

    Across 17 Air Busan flights from Seoul to Osaka Kansai Intl Airport this week, the average price was $142, with the best Air Busan deals starting from $79 round-trip. 5 users have rated Air Busan on momondo, with an average score of 8.8/10.

  • Jin Air Flights From Seoul to Osaka Kansai Intl Airport

    Across 19 Jin Air reviews on momondo, the average score is 8.7/10. Jin Air flies from Seoul to Osaka Kansai Intl Airport about 33 times each week, with ticket deals ranging from $104 to $183. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara
Himeji
Izumisano
Nishinomiya

Why use momondo?

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

Finding the right flight to Osaka from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Osaka quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Osaka from Seoul which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seoul to Osaka flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Seoul to Osaka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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