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Cheap flights from Osaka Itami Airport to Seoul from $182

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 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Osaka Itami Airport to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
ANA Logo
4:50 pm - 10:30 pm
ITM
-
GMP
5h 40m
1 stop
ANA Logo
7:45 am - 1:10 pm
GMP
-
ITM
5h 25m
1 stop
$512ANA
Thu, Nov 19 - Tue, Nov 24
Japan Airlines Logo
11:25 am - 9:15 pm
ITM
-
GMP
9h 50m
1 stop
Japan Airlines Logo
8:00 am - 2:35 pm
GMP
-
ITM
6h 35m
1 stop
$515Japan Airlines
Mon, Jul 20 - Fri, Jul 24
Japan Airlines Logo
11:25 am - 5:55 pm
ITM
-
GMP
6h 30m
1 stop
Japan Airlines Logo
8:00 am - 2:35 pm
GMP
-
ITM
6h 35m
1 stop
$516Japan Airlines
Tue, Aug 18 - Wed, Aug 19
Japan Airlines Logo
1:25 pm - 9:15 pm
ITM
-
GMP
7h 50m
1 stop
Japan Airlines Logo
8:00 am - 1:35 pm
GMP
-
ITM
5h 35m
1 stop
$519Japan Airlines
Fri, Aug 28 - Sun, Aug 30
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
ANA Logo
7:40 am - 2:05 pm
GMP
-
ITM
6h 25m
1 stop
$524ANA
Thu, Aug 20 - Sat, Aug 22
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
$525ANA
Mon, Sep 14 - Fri, Sep 18
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
$528ANA
Thu, Sep 24 - Wed, Sep 30
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
$530ANA
Fri, Aug 14 - Wed, Aug 19
ANA Logo
10:00 am - 6:35 pm
ITM
-
GMP
8h 35m
1 stop
ANA Logo
7:55 pm - 8:05 am
GMP
-
ITM
12h 10m
1 stop
$533ANA
Thu, Oct 15 - Sat, Oct 17
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
$534ANA
Fri, Aug 14 - Wed, Aug 19

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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
Jul 20
ITM11:25 amOsaka Itami
9h 50m
1 stop
GMP9:15 pmSeoul Gimpo Intl
Jul 24
GMP8:00 amSeoul Gimpo Intl
6h 35m
1 stop
ITM2:35 pmOsaka Itami
$515
Japan Airlines
Aug 18
ITM11:25 amOsaka Itami
6h 30m
1 stop
GMP5:55 pmSeoul Gimpo Intl
Aug 19
GMP8:00 amSeoul Gimpo Intl
6h 35m
1 stop
ITM2:35 pmOsaka Itami
$516
Japan Airlines
Jul 10
ITM12:25 pmOsaka Itami
8h 50m
1 stop
GMP9:15 pmSeoul Gimpo Intl
Jul 13
GMP8:00 amSeoul Gimpo Intl
6h 35m
1 stop
ITM2:35 pmOsaka Itami
$519

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
Aug 20
ITM5:40 pmOsaka Itami
4h 40m
1 stop
GMP10:20 pmSeoul Gimpo Intl
Aug 22
GMP7:40 amSeoul Gimpo Intl
6h 25m
1 stop
ITM2:05 pmOsaka Itami
$524
ANA
Sep 14
ITM5:40 pmOsaka Itami
4h 40m
1 stop
GMP10:20 pmSeoul Gimpo Intl
Sep 18
GMP7:40 amSeoul Gimpo Intl
5h 30m
1 stop
ITM1:10 pmOsaka Itami
$525
ANA
Sep 24
ITM5:40 pmOsaka Itami
4h 40m
1 stop
GMP10:20 pmSeoul Gimpo Intl
Sep 30
GMP7:40 amSeoul Gimpo Intl
5h 30m
1 stop
ITM1:10 pmOsaka Itami
$528

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 July 7, 2026.
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

Cheapest round-trip

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Thu 11/19

4:50 pm-10:30 pm

1 stop5h 40m

Seoul Gimpo Intl

Tue 11/24

7:45 am-1:10 pm

1 stop5h 25m

$512

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Mon 7/20

11:25 am-9:15 pm

1 stop9h 50m

Seoul Gimpo Intl

Fri 7/24

8:00 am-2:35 pm

1 stop6h 35m

$515

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Tue 8/18

11:25 am-5:55 pm

1 stop6h 30m

Seoul Gimpo Intl

Wed 8/19

8:00 am-2:35 pm

1 stop6h 35m

$516

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Fri 8/28

1:25 pm-9:15 pm

1 stop7h 50m

Seoul Gimpo Intl

Sun 8/30

8:00 am-1:35 pm

1 stop5h 35m

$519

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Thu 8/20

5:40 pm-10:20 pm

1 stop4h 40m

Seoul Gimpo Intl

Sat 8/22

7:40 am-2:05 pm

1 stop6h 25m

$524
Quickest round-trip

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Mon 9/14

5:40 pm-10:20 pm

1 stop4h 40m

Seoul Gimpo Intl

Fri 9/18

7:40 am-1:10 pm

1 stop5h 30m

$525

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Thu 9/24

5:40 pm-10:20 pm

1 stop4h 40m

Seoul Gimpo Intl

Wed 9/30

7:40 am-1:10 pm

1 stop5h 30m

$528

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Fri 8/14

5:40 pm-10:20 pm

1 stop4h 40m

Seoul Gimpo Intl

Wed 8/19

7:40 am-1:10 pm

1 stop5h 30m

$530

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Thu 10/15

10:00 am-6:35 pm

1 stop8h 35m

Seoul Gimpo Intl

Sat 10/17

7:55 pm-8:05 am

1 stop12h 10m

$533

OsakaSeoul

ITM - GMP

ITMGMP

Osaka Itami

Fri 8/14

5:40 pm-10:20 pm

1 stop4h 40m

Seoul Gimpo Intl

Wed 8/19

7:40 am-1:10 pm

1 stop5h 30m

$534

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 Tuesday. momondo users have found tickets for Tuesday 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 Sunday, with ticket prices averaging around $226.

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 at noon. momondo users have found flights departing from Osaka Itami Airport to Seoul Gimpo Intl Airport at noon for as low as $167. 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 evening when prices are around $326.

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

Fastest flight time

4h 55m

Direct flights

None
The fastest flight from Osaka Itami Airport to Seoul Gimpo Intl Airport takes 4h 55m
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.
Search flight deals

Frequently asked questions about flying from Osaka Itami Airport to Seoul Gimpo Intl Airport

  • 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 55m 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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