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Cheap flights from Seoul Gimpo Intl Airport to Osaka from $161

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 6/29. 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

Enter your travel dates to find the best prices.
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
ANA Logo
4:40 pm - 10:20 pm
ITM
-
GMP
5h 40m
1 stop
$281ANA
Wed, Sep 16 - Wed, Sep 23
ANA Logo
7:40 am - 3:05 pm
GMP
-
ITM
7h 25m
1 stop
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
$287ANA
Sat, Sep 12 - Sat, Sep 12
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
$288ANA
Wed, Jun 17 - Sat, Jun 20
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
$298ANA
Wed, Jun 17 - Sat, Jun 20
ANA Logo
7:40 am - 2:05 pm
GMP
-
ITM
6h 25m
1 stop
ANA Logo
12:50 pm - 6:35 pm
ITM
-
GMP
5h 45m
1 stop
$300ANA
Wed, Jun 17 - Sat, Jun 20
ANA Logo
7:40 am - 1:10 pm
GMP
-
ITM
5h 30m
1 stop
ANA Logo
5:40 pm - 10:20 pm
ITM
-
GMP
4h 40m
1 stop
$305ANA
Tue, Jul 14 - Tue, Jul 21
ANA Logo
12:40 pm - 8:15 pm
GMP
-
ITM
7h 35m
1 stop
ANA Logo
8:20 pm - 10:20 pm
ITM
-
GMP
26h 00m
1 stop
$314ANA
Tue, Sep 15 - Sun, Sep 20
ANA Logo
7:40 am - 2:05 pm
GMP
-
ITM
6h 25m
1 stop
ANA Logo
4:40 pm - 10:20 pm
ITM
-
GMP
5h 40m
1 stop
$323ANA
Wed, Jul 15 - Wed, Jul 22
ANA Logo
7:55 pm - 7:25 am
GMP
-
ITM
11h 30m
1 stop
ANA Logo
5:45 pm - 10:20 pm
ITM
-
GMP
4h 35m
1 stop
$337ANA
Tue, May 19 - Wed, May 20
Japan Airlines Logo
8:00 am - 2:40 pm
GMP
-
ITM
6h 40m
1 stop
Japan Airlines Logo
6:25 pm - 10:40 am
ITM
-
GMP
16h 15m
1 stop
$338Japan Airlines
Thu, Apr 16 - Thu, Apr 23

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
Sep 16
GMP7:40 amSeoul Gimpo Intl
5h 30m
1 stop
ITM1:10 pmOsaka Itami
Sep 23
ITM4:40 pmOsaka Itami
5h 40m
1 stop
GMP10:20 pmSeoul Gimpo Intl
$281
ANA
Sep 12
GMP7:40 amSeoul Gimpo Intl
7h 25m
1 stop
ITM3:05 pmOsaka Itami
Sep 12
ITM5:40 pmOsaka Itami
4h 40m
1 stop
GMP10:20 pmSeoul Gimpo Intl
$287
ANA
Jun 17
GMP7:40 amSeoul Gimpo Intl
5h 30m
1 stop
ITM1:10 pmOsaka Itami
Jun 20
ITM5:40 pmOsaka Itami
4h 40m
1 stop
GMP10:20 pmSeoul Gimpo Intl
$288

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
Apr 16
GMP8:00 amSeoul Gimpo Intl
6h 40m
1 stop
ITM2:40 pmOsaka Itami
Apr 23
ITM6:25 pmOsaka Itami
16h 15m
1 stop
GMP10:40 amSeoul Gimpo Intl
$338
Japan Airlines
May 26
GMP8:00 amSeoul Gimpo Intl
6h 40m
1 stop
ITM2:40 pmOsaka Itami
May 30
ITM3:40 pmOsaka Itami
5h 35m
1 stop
GMP9:15 pmSeoul Gimpo Intl
$341
Japan Airlines
Sep 28
GMP8:00 amSeoul Gimpo Intl
6h 35m
1 stop
ITM2:35 pmOsaka Itami
Oct 1
ITM10:20 amOsaka Itami
10h 55m
1 stop
GMP9:15 pmSeoul Gimpo Intl
$342

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 April 2, 2026.
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

Cheapest round-trip

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 9/16

7:40 am-1:10 pm

1 stop5h 30m

Osaka Itami

Wed 9/23

4:40 pm-10:20 pm

1 stop5h 40m

$281

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sat 9/12

7:40 am-3:05 pm

1 stop7h 25m

Osaka Itami

Sat 9/12

5:40 pm-10:20 pm

1 stop4h 40m

$287
Quickest round-trip

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 6/17

7:40 am-1:10 pm

1 stop5h 30m

Osaka Itami

Sat 6/20

5:40 pm-10:20 pm

1 stop4h 40m

$288

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 6/17

7:40 am-1:10 pm

1 stop5h 30m

Osaka Itami

Sat 6/20

5:40 pm-10:20 pm

1 stop4h 40m

$298

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 6/17

7:40 am-2:05 pm

1 stop6h 25m

Osaka Itami

Sat 6/20

12:50 pm-6:35 pm

1 stop5h 45m

$300

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Tue 7/14

7:40 am-1:10 pm

1 stop5h 30m

Osaka Itami

Tue 7/21

5:40 pm-10:20 pm

1 stop4h 40m

$305

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Tue 9/15

12:40 pm-8:15 pm

1 stop7h 35m

Osaka Itami

Sun 9/20

8:20 pm-10:20 pm

1 stop26h 00m

$314

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 7/15

7:40 am-2:05 pm

1 stop6h 25m

Osaka Itami

Wed 7/22

4:40 pm-10:20 pm

1 stop5h 40m

$323

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Tue 5/19

7:55 pm-7:25 am

1 stop11h 30m

Osaka Itami

Wed 5/20

5:45 pm-10:20 pm

1 stop4h 35m

$337

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Thu 4/16

8:00 am-2:40 pm

1 stop6h 40m

Osaka Itami

Thu 4/23

6:25 pm-10:40 am

1 stop16h 15m

$338

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 is the most popular carrier 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

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from Seoul Gimpo Intl Airport to Osaka Itami Airport takes 5h 30m
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

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

  • 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 5h 30m, 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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