$103 Cheap Korean Air flights Seoul (GMP) to Busan (PUS)

View $103 flight on Wed, Oct 8, 2025Opens in a new window

$103 Cheap Korean Air flights Seoul (GMP) to Busan (PUS)

Prices were available within the past 7 days and start at $103 for one-way flights and $206 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, Dec 2 - Fri, Dec 5
GMP
Seoul
PUS
Busan
$206 Roundtrip, just found
$206
Roundtrip
just found
Select Korean Air flight, departing Tue, Dec 2 from Seoul to Busan, returning Fri, Dec 5, priced at $206 just found
Korean Air
Mon, Sep 22 - Tue, Sep 23
GMP
Seoul
PUS
Busan
$207 Roundtrip, found 1 day ago
$207
Roundtrip
found 1 day ago
Select Korean Air flight, departing Mon, Sep 22 from Seoul to Busan, returning Tue, Sep 23, priced at $207 found 1 day ago
Korean Air
Mon, Sep 22 - Wed, Sep 24
GMP
Seoul
PUS
Busan
$208 Roundtrip, found 2 days ago
$208
Roundtrip
found 2 days ago
Select Korean Air flight, departing Mon, Sep 22 from Seoul to Busan, returning Wed, Sep 24, priced at $208 found 2 days ago
Flights from Seoul (GMP) to Busan (PUS)
Origin airport
Gimpo Intl.
Destination airport
Gimhae
Airlines serving
Korean Air
Popular airline
Korean Air
Distance
203 mi
Average flight time
1 hour 4 mins

Frequently asked questions

How much is a Korean Air flight from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS)?
Finding cheap one-way Korean Air flights from GMP to PUS from $103 on Expedia is a cinch — just filter by "Price (lowest to highest)." Or check out our affordable return fares from $206 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from GMP to PUS with Korean Air?
Korean Air flights to Busan are generally more affordable in the quieter months of January and February. Whether you're after a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS) with Korean Air?
To find cheap Korean Air fares from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall cost. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Korean Air fly nonstop from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS)?
Korean Air operates direct flights from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS), with 56 departures every week. Just choose the "Nonstop" and "Airline" filters while searching on Expedia to see all direct Korean Air flights to PUS.
How long does it take to fly from GMP to PUS with Korean Air?
It takes around 1h 5m to fly nonstop from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS) with Korean Air.
Which day of the week has the most Korean Air flights from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS)?
If you're looking for flexibility, Thursday offers the most choice for Korean Air flights from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS). You can select from 8 different departures.
What is the earliest Korean Air flight from GMP to PUS?
Setting off from GMP at 7:00AM UTC+9, the earliest Korean Air flight to PUS lands at 8:05AM UTC+9. Flying earlier in the day means you'll be less likely to encounter delays or cancellations.* Prefer to travel later? The last Korean Air flight from GMP to PUS departs at 6:35PM UTC+9 and touches down at 7:40PM UTC+9.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Korean Air fly into in Busan?
Gimhae Airport (PUS) is the main Busan hub for Korean Air flights from Gimpo Intl. Airport (GMP). Ulsan Airport (USN) and Pohang Airport (KPO) are other options. When planning your break with Expedia, choose the "All Airports" option for your destination to see exactly what's available.
What kind of luggage can I take on a Korean Air flight from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS)?
For checked luggage, passengers can take 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 62 inches. You can also bring 1 cabin bag on board when flying standard economy from GMP to PUS with Korean Air. This carry-on should weigh less than 39 lb and be no larger than 21 inches x 15 inches x 7 inches. Going over these restrictions can mean extra charges, so read Korean Air's baggage allowance guidelines before packing.
Why fly with Korean Air from GMP to PUS?
Offering a 5-star airline rating, Korean Air is a top pick for many travelers journeying from GMP to PUS. Plus, if you're a Korean Airlines Skypass and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Korean Air fly from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS)?
You'll likely be onboard an Airbus A220-300 or a Boeing 737-800 when flying Korean Air from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS). However, keep in mind that a different plane may be used depending on operational demands.
Can I change or cancel my Korean Air flight from Gimpo Intl. Airport (GMP) to Gimhae Airport (PUS)?
Changes are typically free within 24 hours of making your booking, but your airline may charge you after that. For further information about altering your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to adjust your plans without additional charges, check the "Changes included" or "No cancel fee" filter when organizing your next trip.

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*Available to One Key members.