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Cheap flights from Osaka to Seoul from $77

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 to Seoul departing on 12/4. 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

Enter your travel dates to find the best prices.
Peach Logo
6:10 pm - 8:15 pmKIX-ICN
2h 05mnonstop
Peach Logo
7:30 am - 9:15 amICN-KIX
1h 45mnonstop
$138Peach
Find Deal
Fri, Mar 13 - Sun, Mar 15
Multiple Airlines Logo
8:55 am - 10:55 amKIX-ICN
2h 00mnonstop
Multiple Airlines Logo
3:05 pm - 4:50 pmICN-KIX
1h 45mnonstop
$139Multiple Airlines
Find Deal
Thu, Dec 11 - Thu, Dec 18
Peach Logo
11:45 am - 1:50 pmKIX-ICN
2h 05mnonstop
Peach Logo
7:30 am - 9:15 amICN-KIX
1h 45mnonstop
$141Peach
Find Deal
Thu, Dec 4 - Sun, Dec 7
Aero K Logo
8:55 am - 10:55 amKIX-ICN
2h 00mnonstop
Aero K Logo
6:20 am - 8:05 amICN-KIX
1h 45mnonstop
$149Aero K
Find Deal
Thu, Dec 18 - Mon, Dec 22
Jeju Air Logo
11:50 am - 1:50 pmKIX-ICN
2h 00mnonstop
Jeju Air Logo
10:15 am - 12:05 pmICN-KIX
1h 50mnonstop
$157Jeju Air
Find Deal
Sat, Dec 6 - Sun, Dec 7
Jeju Air Logo
9:50 am - 11:50 amKIX-ICN
2h 00mnonstop
Jeju Air Logo
2:10 pm - 3:50 pmICN-KIX
1h 40mnonstop
$166Jeju Air
Find Deal
Tue, Dec 9 - Thu, Dec 11
Eastar Jet Logo
11:50 am - 1:50 pmKIX-ICN
2h 00mnonstop
Eastar Jet Logo
3:05 pm - 5:00 pmICN-KIX
1h 55mnonstop
$168Eastar Jet
Find Deal
Fri, Dec 12 - Fri, Dec 19
Jin Air Logo
11:05 am - 1:10 pmKIX-ICN
2h 05mnonstop
Jin Air Logo
8:00 am - 9:50 amICN-KIX
1h 50mnonstop
$174Jin Air
Find Deal
Wed, Nov 26 - Sun, Nov 30
Jin Air Logo
11:05 am - 1:10 pmKIX-ICN
2h 05mnonstop
Jin Air Logo
3:00 pm - 4:50 pmICN-KIX
1h 50mnonstop
$177Jin Air
Find Deal
Wed, Dec 3 - Sat, Dec 6
Aero K Logo
8:55 am - 10:55 amKIX-ICN
2h 00mnonstop
Aero K Logo
6:20 am - 8:05 amICN-KIX
1h 45mnonstop
$194Aero K
Find Deal
Mon, Dec 1 - Sun, Dec 7

Peach flights from Osaka to Incheon Intl Airport

Our best Peach deals on Osaka to Incheon Intl Airport flight tickets
Peach
Mar 13
KIX6:10 pmOsaka Kansai Intl
2h 05m
ICN8:15 pmIncheon Intl
Mar 15
ICN7:30 amIncheon Intl
1h 45m
KIX9:15 amOsaka Kansai Intl
$138
Find similar
Peach
Dec 4
KIX11:45 amOsaka Kansai Intl
2h 05m
ICN1:50 pmIncheon Intl
Dec 7
ICN7:30 amIncheon Intl
1h 45m
KIX9:15 amOsaka Kansai Intl
$141
Find similar
Peach
Dec 11
KIX11:45 amOsaka Kansai Intl
2h 05m
ICN1:50 pmIncheon Intl
Dec 18
ICN3:05 pmIncheon Intl
1h 45m
KIX4:50 pmOsaka Kansai Intl
$145
Find similar

Aero K flights from Osaka to Incheon Intl Airport

Our best Aero K deals on Osaka to Incheon Intl Airport flight tickets
Aero K
Dec 18
KIX8:55 amOsaka Kansai Intl
2h 00m
ICN10:55 amIncheon Intl
Dec 22
ICN6:20 amIncheon Intl
1h 45m
KIX8:05 amOsaka Kansai Intl
$149
Find similar
Aero K
Dec 1
KIX8:55 amOsaka Kansai Intl
2h 00m
ICN10:55 amIncheon Intl
Dec 7
ICN6:20 amIncheon Intl
1h 45m
KIX8:05 amOsaka Kansai Intl
$194
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Osaka to Incheon 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 October 28, 2025.
Use the filters below to find and compare flights from Osaka to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Fri 3/13

6:10 pm-8:15 pm

Nonstop2h 05m

Incheon Intl

Sun 3/15

7:30 am-9:15 am

Nonstop1h 45m

$138

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 12/11

8:55 am-10:55 am

Nonstop2h 00m

Incheon Intl

Thu 12/18

3:05 pm-4:50 pm

Nonstop1h 45m

$139

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 12/4

11:45 am-1:50 pm

Nonstop2h 05m

Incheon Intl

Sun 12/7

7:30 am-9:15 am

Nonstop1h 45m

$141

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Thu 12/18

8:55 am-10:55 am

Nonstop2h 00m

Incheon Intl

Mon 12/22

6:20 am-8:05 am

Nonstop1h 45m

$149

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Sat 12/6

11:50 am-1:50 pm

Nonstop2h 00m

Incheon Intl

Sun 12/7

10:15 am-12:05 pm

Nonstop1h 50m

$157

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Tue 12/9

9:50 am-11:50 am

Nonstop2h 00m

Incheon Intl

Thu 12/11

2:10 pm-3:50 pm

Nonstop1h 40m

$166

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Fri 12/12

11:50 am-1:50 pm

Nonstop2h 00m

Incheon Intl

Fri 12/19

3:05 pm-5:00 pm

Nonstop1h 55m

$168

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Wed 11/26

11:05 am-1:10 pm

Nonstop2h 05m

Incheon Intl

Sun 11/30

8:00 am-9:50 am

Nonstop1h 50m

$174

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Wed 12/3

11:05 am-1:10 pm

Nonstop2h 05m

Incheon Intl

Sat 12/6

3:00 pm-4:50 pm

Nonstop1h 50m

$177

OsakaIncheon

KIX - ICN

KIXICN

Osaka Kansai Intl

Mon 12/1

8:55 am-10:55 am

Nonstop2h 00m

Incheon Intl

Sun 12/7

6:20 am-8:05 am

Nonstop1h 45m

$194

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 to Incheon 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 typical price of a round-trip flight between Osaka and Incheon Intl Airport?

What is the cheapest month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Osaka is in September. Flight prices, which tend to average around $133, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of September, then departing from Osaka during the month July is also very affordable. Most momondo users find prices during this month for around $142.

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

The cheapest day to depart from Osaka to Incheon Intl Airport is on a Thursday when prices can be found for as low as $198. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $715. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

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

In the evening is the cheapest time of day to fly from Osaka to Incheon Intl Airport when you can find flight prices for as low as $149. Flying to Incheon Intl Airport in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $301 on average. Flights to Incheon Intl Airport from Osaka in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Osaka to Incheon Intl flight route?

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

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

You are more likely to see cheaper flights to Incheon Intl Airport from Osaka when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $180 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Osaka for as low as $151 on momondo.

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

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

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

As of October 2025, prices for Osaka to Incheon Intl Airport flights are approximately 15% more expensive when compared to flights at the same time last year.

When to book flights from Osaka to Incheon Intl Airport

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

Cheap Osaka to Incheon Intl Airport (OSA to ICN) flight deals and tips

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

Best Price Found

$140

Fastest flight time

1h 50m

Direct flights

Every day
The best one-way flight to Incheon Intl Airport from Osaka in the past 72 hours is $140. The best round-trip flight deal from Osaka to Incheon Intl Airport found on momondo in the last 72 hours is $225.
The fastest flight from Osaka to Incheon Intl Airport takes 1h 50m
Direct flights go from Osaka to Incheon Intl Airport every day.
Search flight deals

  • How far is Osaka to Incheon Intl by plane?

    Incheon Intl is 539.9 mi away from Osaka. In terms of flight time, this usually takes a little over 1h 50m.

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

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

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

  • How old do you have to be to fly from Osaka to Incheon 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 Osaka to Incheon Intl Airport.

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

    The necessary travel and health documents for your Incheon Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Osaka to Incheon Intl Airport

Compare and see reviews for airlines that fly from Osaka to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Jin AirPriceFrom $99Free CancellationRating
0.0
0 reviews
Search Jin Air flights
PeachPriceFrom $115Free CancellationRating
0.0
0 reviews
Search Peach flights
Jeju AirPriceFrom $120Free CancellationRating
7.7
34 reviews
Search Jeju Air flights
Korean AirPriceFrom $202Free CancellationRating
8.4
1,153 reviews
Search Korean Air flights

  • Korean Air Flights From Osaka to Incheon Intl Airport

    Korean Air operates around 39 flights from Osaka to Incheon Intl Airport every week. The average price of these flights found in the last 72 hours has been $218, but momondo users have found Korean Air deals from Osaka to Incheon Intl Airport from as low as $202 round-trip. Korean Air has been scored 8.4/10 in 1,153 reviews.

  • Jeju Air Flights From Osaka to Incheon Intl Airport

    The best Jeju Air deal for Osaka to Incheon Intl Airport flight tickets found on momondo in the last 72 hours was $120, round-trip. It should be noted that an average Jeju Air flight deal for this route in this time was higher, at $186 round-trip. Jeju Air operates 49 flights out of Osaka into Incheon Intl Airport in an average week, so prices vary by time and availability. 34 Jeju Air reviews by users on momondo have scored the airline at 7.7/10.

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Suwon
Daejeon
Seongnam
Anyang

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Osaka to Seoul. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Seoul from Osaka with this policy.

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

Once all potential Osaka to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Seoul, momondo offers a useful price alert feature which will track prices for flights to Seoul from Osaka and alert you when they change.

An easier way to manage your Incheon Intl Airport trip

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