$118 Cheap Flights from Jeju (CJU) to Seoul (GMP)

View $118 flight on Sun, May 4, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Jeju to Seoul (CJU-GMP)

Prices were available within the past 7 days and start at $118 for one-way flights and $236 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Thu, May 8 - Fri, May 9
CJU
Jeju City
GMP
Seoul
$236 Roundtrip, found 4 hours ago
$236
Roundtrip
found 4 hours ago
Select Korean Air flight, departing Thu, May 8 from Jeju City to Seoul, returning Fri, May 9, priced at $236 found 4 hours ago
Korean Air
Thu, Jun 5 - Mon, Jun 9
CJU
Jeju City
GMP
Seoul
$237 Roundtrip, found 19 hours ago
$237
Roundtrip
found 19 hours ago
Select Korean Air flight, departing Thu, Jun 5 from Jeju City to Seoul, returning Mon, Jun 9, priced at $237 found 19 hours ago
Korean Air
Thu, May 8 - Fri, May 9
CJU
Jeju City
GMP
Seoul
$242 Roundtrip, found 4 hours ago
$242
Roundtrip
found 4 hours ago
Select Korean Air flight, departing Thu, May 8 from Jeju City to Seoul, returning Fri, May 9, priced at $242 found 4 hours ago
Asiana Airlines
Thu, May 8 - Fri, May 9
CJU
Jeju City
GMP
Seoul
$247 Roundtrip, found 4 hours ago
$247
Roundtrip
found 4 hours ago
Select Asiana Airlines flight, departing Thu, May 8 from Jeju City to Seoul, returning Fri, May 9, priced at $247 found 4 hours ago
Asiana Airlines
Mon, May 5 - Tue, May 20
CJU
Jeju City
GMP
Seoul
$300 Roundtrip, found 2 days ago
$300
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Mon, May 5 from Jeju City to Seoul, returning Tue, May 20, priced at $300 found 2 days ago
Asiana Airlines
Wed, May 7 - Tue, May 20
CJU
Jeju City
GMP
Seoul
$317 Roundtrip, found 2 days ago
$317
Roundtrip
found 2 days ago
Select Asiana Airlines flight, departing Wed, May 7 from Jeju City to Seoul, returning Tue, May 20, priced at $317 found 2 days ago

Frequently asked questions

How much does a flight from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP) cost?
Cheap return flights from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP) start from $238. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Korean Air flight leaving CJU on May 21 2025 and touching down at GMP. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from CJU to GMP?
The cheapest flights from CJU to GMP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
You can catch a nonstop flight from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP) with 8 carriers, including:

  • Korean Air
  • Asiana Airlines
  • Jeju Air
  • EASTAR JET
  • TWay Air

What is the cheapest airline that flies from CJU to GMP?
Take off from CJU to GMP with Korean Air. This airline currently has the cheapest one-way ticket on this route, starting from $119. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from CJU on July 20 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
Each day on average, 105 nonstop flights take off from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP). Choose the departure date that best suits your plans.
What are the most popular departure times for flights from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
More travelers fly between CJU and GMP at 8 PM than at any other point in the day. Looking to skip the crowds? Try choosing a quieter departure window and there’s a chance you’ll save on your fare as well.
What day of the week has the most flights from CJU to GMP?
Travel on a Saturday if you’re after the best selection of flights from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP).
What is the earliest flight from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
Take the earliest flight at around 6:55AM UTC+9, leaving from Jeju Intl. Airport (CJU). You’ll be flying for around 1h 15m, touching down at Gimpo Intl. Airport (GMP) at approximately 8:10AM UTC+9.
How long does it take to fly from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
The average flight duration from CJU to GMP is 1 hour and 11 minutes, covering a total distance of 280 mi.
What airline has the least delays from CJU to GMP?
Consider booking with Air Busan if you’d like to fly straight from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP) without any delays. This airline has the best track record for punctuality, with an on-time score of 90%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
To avoid possible delays on the Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP) route, fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Seoul from Jeju Intl. Airport (CJU)?
Gimpo Intl. Airport (GMP) is the only airport in Seoul with direct flights from Jeju Intl. Airport (CJU). Explore your options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP) last-minute?
Booking your ticket from CJU to GMP just before your journey is generally more expensive. However, if there’s some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a CJU to GMP flight and hotel package?
Securing a CJU to GMP flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our wide range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Jeju Intl. Airport (CJU) to Gimpo Intl. Airport (GMP)?
In most instances, you’re able to cancel or reschedule your CJU to GMP flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline’s fees and policies on flight changes, or if you need further information, visit our Customer Service portal.
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