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Cheap flights from Seoul Gimpo Intl Airport to Osaka from $134

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 Gimpo Intl Airport to Osaka departing on 10/28. 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 Seoul Gimpo Intl Airport to Osaka

Cheap round-trip flights

Japan Airlines Logo
7:55 am - 12:35 pmGMP-ITM
4h 40m1 stop
Japan Airlines Logo
3:30 pm - 10:05 pmITM-GMP
6h 35m1 stop
$300Japan Airlines
Find Deal
Fri, Oct 10 - Wed, Oct 29
Japan Airlines Logo
7:55 am - 3:35 pmGMP-ITM
7h 40m1 stop
Japan Airlines Logo
5:00 pm - 9:50 pmITM-GMP
4h 50m1 stop
$303Japan Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
ANA Logo
7:45 am - 3:10 pmGMP-ITM
7h 25m1 stop
ANA Logo
3:00 pm - 10:30 pmITM-GMP
7h 30m1 stop
$324ANA
Find Deal
Mon, Dec 15 - Wed, Feb 4
Japan Airlines Logo
7:55 am - 12:35 pmGMP-ITM
4h 40m1 stop
Japan Airlines Logo
4:35 pm - 9:50 pmITM-GMP
5h 15m1 stop
$333Japan Airlines
Find Deal
Sun, Oct 12 - Tue, Oct 21
Japan Airlines Logo
7:55 am - 1:35 pmGMP-ITM
5h 40m1 stop
Japan Airlines Logo
5:00 pm - 9:50 pmITM-GMP
4h 50m1 stop
$340Japan Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Japan Airlines Logo
7:55 am - 1:35 pmGMP-ITM
5h 40m1 stop
Japan Airlines Logo
3:45 pm - 9:50 pmITM-GMP
6h 05m1 stop
$343Japan Airlines
Find Deal
Sun, Oct 12 - Wed, Oct 15
Japan Airlines Logo
7:55 am - 12:35 pmGMP-ITM
4h 40m1 stop
Japan Airlines Logo
5:00 pm - 9:50 pmITM-GMP
4h 50m1 stop
$345Japan Airlines
Find Deal
Sun, Oct 12 - Wed, Oct 22
Japan Airlines Logo
7:55 am - 2:35 pmGMP-ITM
6h 40m1 stop
Japan Airlines Logo
5:00 pm - 9:50 pmITM-GMP
4h 50m1 stop
$352Japan Airlines
Find Deal
Wed, Oct 15 - Tue, Oct 21
Japan Airlines Logo
7:55 am - 12:35 pmGMP-ITM
4h 40m1 stop
Japan Airlines Logo
5:00 pm - 9:50 pmITM-GMP
4h 50m1 stop
$353Japan Airlines
Find Deal
Mon, Oct 13 - Wed, Oct 15
ANA Logo
7:45 am - 1:10 pmGMP-ITM
5h 25m1 stop
ANA Logo
1:00 pm - 6:35 pmITM-GMP
5h 35m1 stop
$388ANA
Find Deal
Wed, Nov 26 - Fri, Nov 28

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

Our best Japan Airlines deals on Seoul Gimpo Intl Airport to Osaka Itami Airport flight tickets
Japan Airlines
Oct 10
GMP7:55 amSeoul Gimpo Intl
4h 40m
1 stop
ITM12:35 pmOsaka Itami
Oct 29
ITM3:30 pmOsaka Itami
6h 35m
1 stop
GMP10:05 pmSeoul Gimpo Intl
$300
Find similar
Japan Airlines
Oct 14
GMP7:55 amSeoul Gimpo Intl
7h 40m
1 stop
ITM3:35 pmOsaka Itami
Oct 21
ITM5:00 pmOsaka Itami
4h 50m
1 stop
GMP9:50 pmSeoul Gimpo Intl
$303
Find similar
Japan Airlines
Oct 12
GMP7:55 amSeoul Gimpo Intl
4h 40m
1 stop
ITM12:35 pmOsaka Itami
Oct 21
ITM4:35 pmOsaka Itami
5h 15m
1 stop
GMP9:50 pmSeoul Gimpo Intl
$333
Find similar

ANA flights from Seoul Gimpo Intl Airport to Osaka Itami Airport

Our best ANA deals on Seoul Gimpo Intl Airport to Osaka Itami Airport flight tickets
ANA
Dec 15
GMP7:45 amSeoul Gimpo Intl
7h 25m
1 stop
ITM3:10 pmOsaka Itami
Feb 4
ITM3:00 pmOsaka Itami
7h 30m
1 stop
GMP10:30 pmSeoul Gimpo Intl
$324
Find similar
ANA
Nov 26
GMP7:45 amSeoul Gimpo Intl
5h 25m
1 stop
ITM1:10 pmOsaka Itami
Nov 28
ITM1:00 pmOsaka Itami
5h 35m
1 stop
GMP6:35 pmSeoul Gimpo Intl
$388
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seoul Gimpo Intl Airport to Osaka Itami 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 17, 2025.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Osaka Itami Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Fri 10/10

7:55 am-12:35 pm

1 stop4h 40m

Osaka Itami

Wed 10/29

3:30 pm-10:05 pm

1 stop6h 35m

$300

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Tue 10/14

7:55 am-3:35 pm

1 stop7h 40m

Osaka Itami

Tue 10/21

5:00 pm-9:50 pm

1 stop4h 50m

$303

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Mon 12/15

7:45 am-3:10 pm

1 stop7h 25m

Osaka Itami

Wed 2/4

3:00 pm-10:30 pm

1 stop7h 30m

$324

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sun 10/12

7:55 am-12:35 pm

1 stop4h 40m

Osaka Itami

Tue 10/21

4:35 pm-9:50 pm

1 stop5h 15m

$333

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 10/15

7:55 am-1:35 pm

1 stop5h 40m

Osaka Itami

Wed 10/22

5:00 pm-9:50 pm

1 stop4h 50m

$340

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sun 10/12

7:55 am-1:35 pm

1 stop5h 40m

Osaka Itami

Wed 10/15

3:45 pm-9:50 pm

1 stop6h 05m

$343

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sun 10/12

7:55 am-12:35 pm

1 stop4h 40m

Osaka Itami

Wed 10/22

5:00 pm-9:50 pm

1 stop4h 50m

$345

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 10/15

7:55 am-2:35 pm

1 stop6h 40m

Osaka Itami

Tue 10/21

5:00 pm-9:50 pm

1 stop4h 50m

$352

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Mon 10/13

7:55 am-12:35 pm

1 stop4h 40m

Osaka Itami

Wed 10/15

5:00 pm-9:50 pm

1 stop4h 50m

$353

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 11/26

7:45 am-1:10 pm

1 stop5h 25m

Osaka Itami

Fri 11/28

1:00 pm-6:35 pm

1 stop5h 35m

$388

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 Osaka from

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Osaka Itami 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 airline that flies from Seoul Gimpo Intl to Osaka Itami?

Japan Airlines and ANA are the most popular carriers operating from Seoul Gimpo Intl to Osaka Itami

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

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

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

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

Direct flights

None
There are no direct flights from Seoul Gimpo Intl Airport to Osaka Itami Airport. There are no popular flight routes from Seoul Gimpo Intl Airport to Osaka Itami Airport.
Search flight deals

  • How far is Seoul Gimpo Intl to Osaka Itami by plane?

    The straight-line distance from Seoul Gimpo Intl to Osaka Itami is 518.0 mi. Flights usually cover this in 4h 40m, depending on flying conditions and air traffic around both airports.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul Gimpo Intl Airport to Osaka Itami Airport.

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

    The travel and health documents required for your trip to Osaka Itami Airport 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 Osaka Itami Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Osaka?

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

Why use momondo?

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

It is quick and easy to find Seoul to Osaka flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Osaka that suits you.

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

Flights from Seoul to Osaka with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

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

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