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Cheap flights from Seoul Gimpo Intl Airport to Osaka from $45

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

Multiple Airlines Logo
2:00 pm - 3:40 pmGMP-KIX
1h 40mnonstop
Multiple Airlines Logo
4:00 pm - 6:00 pmKIX-GMP
2h 00mnonstop
$99Multiple Airlines
Find Deal
Fri, Oct 10 - Wed, Oct 29
Peach Logo
11:25 am - 1:05 pmGMP-KIX
1h 40mnonstop
Peach Logo
10:20 am - 12:20 pmKIX-GMP
2h 00mnonstop
$104Peach
Find Deal
Mon, Dec 15 - Wed, Feb 4
Peach Logo
11:25 am - 1:05 pmGMP-KIX
1h 40mnonstop
Peach Logo
8:30 am - 10:30 amKIX-GMP
2h 00mnonstop
$105Peach
Find Deal
Thu, Dec 11 - Mon, Dec 15
Jeju Air Logo
8:20 am - 10:00 amGMP-KIX
1h 40mnonstop
Jeju Air Logo
11:00 am - 1:00 pmKIX-GMP
2h 00mnonstop
$125Jeju Air
Find Deal
Tue, Oct 21 - Wed, Oct 22
Jeju Air Logo
8:20 am - 10:00 amGMP-KIX
1h 40mnonstop
Jeju Air Logo
11:00 am - 1:00 pmKIX-GMP
2h 00mnonstop
$126Jeju Air
Find Deal
Tue, Oct 21 - Wed, Oct 22
Asiana Airlines Logo
5:40 pm - 7:20 pmGMP-KIX
1h 40mnonstop
Asiana Airlines Logo
8:40 pm - 10:25 pmKIX-GMP
1h 45mnonstop
$175Asiana 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
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 - 2:35 pmGMP-ITM
6h 40m1 stop
Japan Airlines Logo
8:10 pm - 9:50 pmITM-GMP
25h 40m1 stop
$308Japan Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 14
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
ANA Logo
7:45 am - 9:45 pmGMP-UKB
14h 00m1 stop
ANA Logo
9:15 pm - 10:30 pmUKB-GMP
25h 15m1 stop
$330ANA
Find Deal
Tue, Nov 25 - Sun, Nov 30

Peach flights from Seoul Gimpo Intl Airport to Osaka

Our best Peach deals on Seoul Gimpo Intl Airport to Osaka flight tickets
Peach
Dec 15
GMP11:25 amSeoul Gimpo Intl
1h 40m
KIX1:05 pmOsaka Kansai Intl
Feb 4
KIX10:20 amOsaka Kansai Intl
2h 00m
GMP12:20 pmSeoul Gimpo Intl
$104
Find similar
Peach
Dec 11
GMP11:25 amSeoul Gimpo Intl
1h 40m
KIX1:05 pmOsaka Kansai Intl
Dec 15
KIX8:30 amOsaka Kansai Intl
2h 00m
GMP10:30 amSeoul Gimpo Intl
$105
Find similar
Peach
Oct 15
GMP1:05 pmSeoul Gimpo Intl
1h 45m
KIX2:50 pmOsaka Kansai Intl
Oct 22
KIX4:00 pmOsaka Kansai Intl
1h 55m
GMP5:55 pmSeoul Gimpo Intl
$110
Find similar

Jeju Air flights from Seoul Gimpo Intl Airport to Osaka

Our best Jeju Air deals on Seoul Gimpo Intl Airport to Osaka flight tickets
Jeju Air
Sep 17
GMP2:00 pmSeoul Gimpo Intl
1h 40m
KIX3:40 pmOsaka Kansai Intl
Oct 1
KIX4:30 pmOsaka Kansai Intl
2h 00m
GMP6:30 pmSeoul Gimpo Intl
$114
Find similar
Jeju Air
Oct 21
GMP8:20 amSeoul Gimpo Intl
1h 40m
KIX10:00 amOsaka Kansai Intl
Oct 22
KIX11:00 amOsaka Kansai Intl
2h 00m
GMP1:00 pmSeoul Gimpo Intl
$125
Find similar
Jeju Air
Oct 21
GMP8:20 amSeoul Gimpo Intl
1h 40m
KIX10:00 amOsaka Kansai Intl
Oct 22
KIX11:00 amOsaka Kansai Intl
2h 00m
GMP1:00 pmSeoul Gimpo Intl
$126
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seoul Gimpo Intl Airport to Osaka 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 16, 2025.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Fri 10/10

2:00 pm-3:40 pm

Nonstop1h 40m

Osaka Kansai Intl

Wed 10/29

4:00 pm-6:00 pm

Nonstop2h 00m

$99

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Mon 12/15

11:25 am-1:05 pm

Nonstop1h 40m

Osaka Kansai Intl

Wed 2/4

10:20 am-12:20 pm

Nonstop2h 00m

$104

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Thu 12/11

11:25 am-1:05 pm

Nonstop1h 40m

Osaka Kansai Intl

Mon 12/15

8:30 am-10:30 am

Nonstop2h 00m

$105

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Tue 10/21

8:20 am-10:00 am

Nonstop1h 40m

Osaka Kansai Intl

Wed 10/22

11:00 am-1:00 pm

Nonstop2h 00m

$125

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Tue 10/21

8:20 am-10:00 am

Nonstop1h 40m

Osaka Kansai Intl

Wed 10/22

11:00 am-1:00 pm

Nonstop2h 00m

$126

SeoulOsaka

GMP - KIX

GMPKIX

Seoul Gimpo Intl

Sun 10/12

5:40 pm-7:20 pm

Nonstop1h 40m

Osaka Kansai Intl

Wed 10/15

8:40 pm-10:25 pm

Nonstop1h 45m

$175

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-2:35 pm

1 stop6h 40m

Osaka Itami

Tue 10/14

8:10 pm-9:50 pm

1 stop25h 40m

$308

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

SeoulKobe

GMP - UKB

GMPUKB

Seoul Gimpo Intl

Tue 11/25

7:45 am-9:45 pm

1 stop14h 00m

Kobe

Sun 11/30

9:15 pm-10:30 pm

1 stop25h 15m

$330

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Osaka from

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Osaka

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 month to fly to Osaka?

In general, July is the cheapest month to fly from Seoul Gimpo Intl Airport to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $119. If you are unable to visit Osaka during the month of July, then departing from Seoul Gimpo Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $123.

What is the cheapest day to depart on your flight to Osaka?

According to our data, Tuesday is the cheapest day to fly to Osaka from Seoul Gimpo Intl Airport. The lowest ticket price found for a Tuesday departure recently was $161. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Seoul Gimpo Intl Airport to Osaka for around $215.

What is the cheapest time of day to depart on your flight to Osaka?

Our data shows that the cheapest Seoul Gimpo Intl Airport to Osaka flights are usually those with departure times at noon. Our users have found flights to Osaka at noon for as low as $171. Flights to Osaka are more costly in the evening, with an average ticket price of $238. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Seoul Gimpo Intl to Osaka flight route?

Fly from Seoul Gimpo Intl to Osaka Kansai Intl for the best Seoul Gimpo Intl - Osaka flight prices

How far in advance should I book a flight to Osaka?

You are more likely to see cheaper flights to Osaka from Seoul Gimpo Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Osaka for around $181 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka from Seoul Gimpo Intl Airport for as low as $178 on momondo.

What cabin class options are available on Seoul Gimpo Intl to Osaka flights?

There are 4 cabin classes available to choose from on Seoul Gimpo Intl to Osaka flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seoul Gimpo Intl Airport to Osaka flights?

No. A direct flight is the cheapest option for a flight between Seoul Gimpo Intl Airport to Osaka.

How have Seoul Gimpo Intl Airport to Osaka flight prices changed over time?

As of September 2025, prices for Seoul Gimpo Intl Airport to Osaka flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from Seoul Gimpo Intl Airport to Osaka

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to Osaka 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 (GMP to OSA) flight deals and tips

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

Best Price Found

$62

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Osaka

1 airport
The best one-way flight to Osaka from Seoul Gimpo Intl Airport in the past 72 hours is $62. The best round-trip flight deal from Seoul Gimpo Intl Airport to Osaka found on momondo in the last 72 hours is $131.
The fastest flight from Seoul Gimpo Intl Airport to Osaka takes 1h 35m
Direct flights go from Seoul Gimpo Intl Airport to Osaka every day.
There is 1 airport near Osaka: Osaka Kansai Intl (KIX)
Search flight deals

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

    Seoul Gimpo Intl and Osaka are 524.4 mi apart from one another. By plane, this route typically takes 1h 40m.

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

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

  • How many operators does momondo search for flights from Seoul Gimpo Intl Airport to Osaka?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Osaka.

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

    The required travel and health documents for your Osaka trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Osaka. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Seoul Gimpo Intl Airport to Osaka?

  • What is the most popular airline from Seoul Gimpo Intl Airport to Osaka?

Best airlines flying from Seoul Gimpo Intl Airport to Osaka

Compare and see reviews for airlines that fly from Seoul Gimpo Intl Airport to Osaka with momondo
Airline
Rating
Free Cancellation
Price
PeachPriceFrom $97Free CancellationRating
6.7
83 reviews
Search Peach flights
Jeju AirPriceFrom $111Free CancellationRating
7.7
33 reviews
Search Jeju Air flights
Asiana AirlinesPriceFrom $163Free CancellationRating
8.2
480 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $211Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights

  • Korean Air Flights From Seoul Gimpo Intl Airport to Osaka

    Korean Air flight deals from Seoul Gimpo Intl Airport to Osaka start from $211 round-trip. Over the 14 Korean Air flights for this route in a normal week, average airfare is usually $285 round-trip - but some users have found much cheaper deals with momondo.

  • Asiana Airlines Flights From Seoul Gimpo Intl Airport to Osaka

    $163 is the best Asiana Airlines flight deal from Seoul Gimpo Intl Airport to Osaka found on momondo over the last 72 hours. The average Asiana Airlines ticket price found was closer to $212, however, with flight time and availability significantly affecting the price. Asiana Airlines (8.2/10 from 480 user reviews) flies into Osaka from Seoul Gimpo Intl Airport 14 times in an average week so prices can vary.

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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Osaka. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Osaka from Seoul which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Osaka from Seoul.

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

If you are not ready to book a flight from Seoul to Osaka now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Osaka and let you know when they change.

An easier way to manage your Osaka trip

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Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka
Osaka Itami Airport
Osaka Kansai Intl Airport