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Cheap flights from Osaka Itami Airport to Seoul from $154

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 Itami Airport to Seoul departing on 12/1. 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 Itami Airport to Seoul

Cheap round-trip flights

Japan Airlines Logo
4:30 pm - 10:05 pmITM-GMP
5h 35m1 stop
Japan Airlines Logo
8:00 am - 2:40 pmGMP-ITM
6h 40m1 stop
$467Japan Airlines
Find Deal
Fri, Nov 7 - Thu, Nov 13
Japan Airlines Logo
1:30 pm - 9:50 pmITM-GMP
8h 20m1 stop
Japan Airlines Logo
7:55 am - 2:35 pmGMP-ITM
6h 40m1 stop
$468Japan Airlines
Find Deal
Wed, Oct 1 - Fri, Oct 10
Japan Airlines Logo
4:35 pm - 9:50 pmITM-GMP
5h 15m1 stop
Japan Airlines Logo
7:55 am - 4:10 pmGMP-ITM
8h 15m1 stop
$479Japan Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Japan Airlines Logo
3:45 pm - 9:50 pmITM-GMP
6h 05m1 stop
Japan Airlines Logo
7:55 am - 1:35 pmGMP-ITM
5h 40m1 stop
$482Japan Airlines
Find Deal
Sun, Oct 19 - Thu, Oct 23
Japan Airlines Logo
4:55 pm - 9:50 pmITM-GMP
4h 55m1 stop
Japan Airlines Logo
7:55 am - 12:35 pmGMP-ITM
4h 40m1 stop
$485Japan Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 15
ANA Logo
4:50 pm - 10:30 pmITM-GMP
5h 40m1 stop
ANA Logo
7:45 am - 1:10 pmGMP-ITM
5h 25m1 stop
$494ANA
Find Deal
Mon, Dec 1 - Sun, Dec 7
ANA Logo
4:50 pm - 10:30 pmITM-GMP
5h 40m1 stop
ANA Logo
7:45 am - 1:10 pmGMP-ITM
5h 25m1 stop
$495ANA
Find Deal
Mon, Dec 1 - Sun, Dec 7
Japan Airlines Logo
4:45 pm - 10:05 pmITM-GMP
5h 20m1 stop
Japan Airlines Logo
8:00 am - 12:55 pmGMP-ITM
4h 55m1 stop
$496Japan Airlines
Find Deal
Sat, Nov 29 - Tue, Dec 2
Japan Airlines Logo
4:45 pm - 10:05 pmITM-GMP
5h 20m1 stop
Japan Airlines Logo
8:00 am - 12:55 pmGMP-ITM
4h 55m1 stop
$498Japan Airlines
Find Deal
Sat, Nov 29 - Tue, Dec 2
Japan Airlines Logo
4:45 pm - 10:05 pmITM-GMP
5h 20m1 stop
Japan Airlines Logo
8:00 am - 12:45 pmGMP-ITM
4h 45m1 stop
$505Japan Airlines
Find Deal
Mon, Nov 17 - Wed, Nov 19

ANA flights from Osaka Itami Airport to Seoul Gimpo Intl Airport

Our best ANA deals on Osaka Itami Airport to Seoul Gimpo Intl Airport flight tickets
ANA
Dec 1
ITM4:50 pmOsaka Itami
5h 40m
1 stop
GMP10:30 pmSeoul Gimpo Intl
Dec 7
GMP7:45 amSeoul Gimpo Intl
5h 25m
1 stop
ITM1:10 pmOsaka Itami
$494
Find similar
ANA
Dec 1
ITM4:50 pmOsaka Itami
5h 40m
1 stop
GMP10:30 pmSeoul Gimpo Intl
Dec 7
GMP7:45 amSeoul Gimpo Intl
5h 25m
1 stop
ITM1:10 pmOsaka Itami
$495
Find similar
ANA
Sep 22
ITM4:00 pmOsaka Itami
6h 20m
1 stop
GMP10:20 pmSeoul Gimpo Intl
Sep 26
GMP7:40 amSeoul Gimpo Intl
5h 25m
1 stop
ITM1:05 pmOsaka Itami
$632
Find similar

Japan Airlines flights from Osaka Itami Airport to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Osaka Itami Airport to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Nov 7
ITM4:30 pmOsaka Itami
5h 35m
1 stop
GMP10:05 pmSeoul Gimpo Intl
Nov 13
GMP8:00 amSeoul Gimpo Intl
6h 40m
1 stop
ITM2:40 pmOsaka Itami
$467
Find similar
Japan Airlines
Oct 1
ITM1:30 pmOsaka Itami
8h 20m
1 stop
GMP9:50 pmSeoul Gimpo Intl
Oct 10
GMP7:55 amSeoul Gimpo Intl
6h 40m
1 stop
ITM2:35 pmOsaka Itami
$468
Find similar
Japan Airlines
Oct 15
ITM4:35 pmOsaka Itami
5h 15m
1 stop
GMP9:50 pmSeoul Gimpo Intl
Oct 22
GMP7:55 amSeoul Gimpo Intl
8h 15m
1 stop
ITM4:10 pmOsaka Itami
$479
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Itami Airport to Seoul Gimpo 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 September 15, 2025.
Use the filters below to find and compare flights from Osaka Itami Airport to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Fri 11/7

4:30 pm-10:05 pm

1 stop5h 35m

Seoul Gimpo Intl

Thu 11/13

8:00 am-2:40 pm

1 stop6h 40m

$467

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Wed 10/1

1:30 pm-9:50 pm

1 stop8h 20m

Seoul Gimpo Intl

Fri 10/10

7:55 am-2:35 pm

1 stop6h 40m

$468

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Wed 10/15

4:35 pm-9:50 pm

1 stop5h 15m

Seoul Gimpo Intl

Wed 10/22

7:55 am-4:10 pm

1 stop8h 15m

$479

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Sun 10/19

3:45 pm-9:50 pm

1 stop6h 05m

Seoul Gimpo Intl

Thu 10/23

7:55 am-1:35 pm

1 stop5h 40m

$482

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Wed 9/24

4:55 pm-9:50 pm

1 stop4h 55m

Seoul Gimpo Intl

Wed 10/15

7:55 am-12:35 pm

1 stop4h 40m

$485

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Mon 12/1

4:50 pm-10:30 pm

1 stop5h 40m

Seoul Gimpo Intl

Sun 12/7

7:45 am-1:10 pm

1 stop5h 25m

$494

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Mon 12/1

4:50 pm-10:30 pm

1 stop5h 40m

Seoul Gimpo Intl

Sun 12/7

7:45 am-1:10 pm

1 stop5h 25m

$495

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Sat 11/29

4:45 pm-10:05 pm

1 stop5h 20m

Seoul Gimpo Intl

Tue 12/2

8:00 am-12:55 pm

1 stop4h 55m

$496

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Sat 11/29

4:45 pm-10:05 pm

1 stop5h 20m

Seoul Gimpo Intl

Tue 12/2

8:00 am-12:55 pm

1 stop4h 55m

$498

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Mon 11/17

4:45 pm-10:05 pm

1 stop5h 20m

Seoul Gimpo Intl

Wed 11/19

8:00 am-12:45 pm

1 stop4h 45m

$505

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 Itami Airport to Seoul Gimpo 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 day to depart on your flight to Seoul Gimpo Intl Airport?

On average, the least expensive day to fly to Seoul Gimpo Intl Airport from Osaka Itami Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $184. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Seoul Gimpo Intl Airport is Friday, with ticket prices averaging around $287.

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

According to our data, the cheapest time of day to fly to Seoul Gimpo Intl Airport is in the afternoon. momondo users have found flights departing from Osaka Itami Airport to Seoul Gimpo Intl Airport in the afternoon for as low as $157. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Seoul Gimpo Intl Airport is in the morning when prices are around $242.

When to book flights from Osaka Itami Airport to Seoul Gimpo Intl Airport

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

Cheap Osaka Itami Airport to Seoul Gimpo Intl Airport (ITM to GMP) flight deals and tips

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

Direct flights

None
There are no direct flights from Osaka Itami Airport to Seoul Gimpo Intl Airport. There are no popular flight routes from Osaka Itami Airport to Seoul Gimpo Intl Airport.
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  • How far is Osaka Itami to Seoul Gimpo Intl by plane?

    The distance between Osaka Itami and Seoul Gimpo Intl is about 518.0 mi. 4h 50m is a normal flight duration for this route.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Osaka Itami Airport to Seoul Gimpo Intl Airport.

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

    The necessary travel and health documents for your Seoul Gimpo 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.

Why use momondo?

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

Finding the right flight to Seoul from Osaka 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 Seoul quick and easy, saving you time and money.

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?

Once you have performed a search for Osaka to Seoul 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 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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