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Cheap flights from Seoul Gimpo Intl Airport to Osaka from $150

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 3/18. 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
7:45 am - 1:10 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
4:50 pm - 10:30 pm
ITM
-
GMP
5h 40m1 stop
$283ANA
Tue, Mar 17 - Sat, Mar 21
ANA Logo
7:50 pm - 7:30 am
GMP
-
ITM
11h 40m1 stop
ANA Logo
1:00 pm - 6:35 pm
ITM
-
GMP
5h 35m1 stop
$286ANA
Sat, Jan 31 - Wed, Feb 4
ANA Logo
7:40 am - 1:05 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
4:50 pm - 10:20 pm
ITM
-
GMP
5h 30m1 stop
$289ANA
Thu, May 21 - Wed, May 27
ANA Logo
7:40 am - 1:05 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
2:00 pm - 10:20 pm
ITM
-
GMP
8h 20m1 stop
$290ANA
Thu, May 21 - Wed, May 27
ANA Logo
7:50 pm - 12:10 pm
GMP
-
ITM
16h 20m1 stop
ANA Logo
12:00 pm - 6:35 pm
ITM
-
GMP
6h 35m1 stop
$296ANA
Sat, Jan 31 - Wed, Feb 4
ANA Logo
7:40 am - 1:05 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
4:50 pm - 10:20 pm
ITM
-
GMP
5h 30m1 stop
$311ANA
Wed, May 13 - Wed, May 20
ANA Logo
7:45 am - 1:10 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
4:50 pm - 10:30 pm
ITM
-
GMP
5h 40m1 stop
$312ANA
Tue, Mar 10 - Tue, Mar 10
ANA Logo
7:45 am - 1:10 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
4:50 pm - 10:30 pm
ITM
-
GMP
5h 40m1 stop
$327ANA
Mon, Mar 2 - Sat, Mar 7
ANA Logo
7:45 am - 1:10 pm
GMP
-
ITM
5h 25m1 stop
ANA Logo
4:50 pm - 10:30 pm
ITM
-
GMP
5h 40m1 stop
$336ANA
Sun, Mar 1 - Sat, Mar 7
ANA Logo
7:45 am - 3:10 pm
GMP
-
ITM
7h 25m1 stop
ANA Logo
4:50 pm - 10:30 pm
ITM
-
GMP
5h 40m1 stop
$343ANA
Tue, Feb 3 - Thu, Feb 5

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
Mar 17
GMP7:45 amSeoul Gimpo Intl
5h 25m
1 stop
ITM1:10 pmOsaka Itami
Mar 21
ITM4:50 pmOsaka Itami
5h 40m
1 stop
GMP10:30 pmSeoul Gimpo Intl
$283
Find similar
ANA
Jan 31
GMP7:50 pmSeoul Gimpo Intl
11h 40m
1 stop
ITM7:30 amOsaka Itami
Feb 4
ITM1:00 pmOsaka Itami
5h 35m
1 stop
GMP6:35 pmSeoul Gimpo Intl
$286
Find similar
ANA
May 21
GMP7:40 amSeoul Gimpo Intl
5h 25m
1 stop
ITM1:05 pmOsaka Itami
May 27
ITM4:50 pmOsaka Itami
5h 30m
1 stop
GMP10:20 pmSeoul Gimpo Intl
$289
Find similar

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
Jan 15
GMP7:40 pmSeoul Gimpo Intl
12h 00m
1 stop
ITM7:40 amOsaka Itami
Jan 22
ITM4:50 pmOsaka Itami
5h 15m
1 stop
GMP10:05 pmSeoul Gimpo Intl
$365
Find similar
Japan Airlines
Jan 16
GMP7:40 pmSeoul Gimpo Intl
12h 00m
1 stop
ITM7:40 amOsaka Itami
Jan 19
ITM12:30 pmOsaka Itami
5h 50m
1 stop
GMP6:20 pmSeoul Gimpo Intl
$369
Find similar
Japan Airlines
Jan 15
GMP7:40 pmSeoul Gimpo Intl
12h 00m
1 stop
ITM7:40 amOsaka Itami
Jan 20
ITM12:30 pmOsaka Itami
5h 50m
1 stop
GMP6:20 pmSeoul Gimpo Intl
$377
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 December 11, 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

Tue 3/17

7:45 am-1:10 pm

1 stop5h 25m

Osaka Itami

Sat 3/21

4:50 pm-10:30 pm

1 stop5h 40m

$283

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sat 1/31

7:50 pm-7:30 am

1 stop11h 40m

Osaka Itami

Wed 2/4

1:00 pm-6:35 pm

1 stop5h 35m

$286

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Thu 5/21

7:40 am-1:05 pm

1 stop5h 25m

Osaka Itami

Wed 5/27

4:50 pm-10:20 pm

1 stop5h 30m

$289

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Thu 5/21

7:40 am-1:05 pm

1 stop5h 25m

Osaka Itami

Wed 5/27

2:00 pm-10:20 pm

1 stop8h 20m

$290

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sat 1/31

7:50 pm-12:10 pm

1 stop16h 20m

Osaka Itami

Wed 2/4

12:00 pm-6:35 pm

1 stop6h 35m

$296

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Wed 5/13

7:40 am-1:05 pm

1 stop5h 25m

Osaka Itami

Wed 5/20

4:50 pm-10:20 pm

1 stop5h 30m

$311

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Tue 3/10

7:45 am-1:10 pm

1 stop5h 25m

Osaka Itami

Tue 3/10

4:50 pm-10:30 pm

1 stop5h 40m

$312

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Mon 3/2

7:45 am-1:10 pm

1 stop5h 25m

Osaka Itami

Sat 3/7

4:50 pm-10:30 pm

1 stop5h 40m

$327

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Sun 3/1

7:45 am-1:10 pm

1 stop5h 25m

Osaka Itami

Sat 3/7

4:50 pm-10:30 pm

1 stop5h 40m

$336

SeoulOsaka

GMP - ITM

GMPITM

Seoul Gimpo Intl

Tue 2/3

7:45 am-3:10 pm

1 stop7h 25m

Osaka Itami

Thu 2/5

4:50 pm-10:30 pm

1 stop5h 40m

$343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 25m

Direct flights

None
The fastest flight from Seoul Gimpo Intl Airport to Osaka Itami Airport takes 5h 25m
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 5h 25m, 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.

  • How do I get Price Alerts for flights from Seoul Gimpo Intl Airport to Osaka Itami Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Seoul Gimpo Intl Airport from Osaka Itami Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Seoul Gimpo Intl Airport to Osaka Itami Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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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