Find flights
When to book
Airlines
FAQs

Cheap flights from Seoul Gimpo Intl Airport to Jeju City

GMP — CJU
13 Oct — 20 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Seoul Gimpo Intl to Jeju City are usually found in March or December, booked 69 days in advance, depart on a Sunday or Wednesday and return on a Monday

Cheap flight deals from Gimpo Intl to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Gimpo Intl (GMP) to Jeju City (CJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 September 2025.

Popular in

October

Cheapest in

March

Average price

S$ 117

Good round-trip deal

S$ 90 or less

Good one-way deal

S$ 42 or less
Highest demand for flights based on searches. 12% potential increase in price (S$ 18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Seoul Gimpo Intl to Jeju City.
Search Deals
Price to beat on a one-way flight from Seoul Gimpo Intl to Jeju City.
Search Deals

Best time to book a flight from Gimpo Intl to Jeju City

Have a flexible travel schedule? Discover the best time to fly to Jeju City from Gimpo Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seoul Gimpo Intl Airport to Jeju City

How far ahead should I book a flight from Seoul Gimpo Intl Airport to Jeju City?

Use this chart to determine the optimal time to book a return flight from Gimpo Intl to Jeju City. Price data was last updated on 29 August 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul Gimpo Intl Airport to Jeju City. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seoul Gimpo Intl Airport to Jeju City?

Currently, January is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to Jeju City (average of S$ 250). Flying from Seoul Gimpo Intl Airport to Jeju City in October is currently the most expensive (average of S$ 462). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GMP to CJU?

Find hourly flight availability from Gimpo Intl to Jeju City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 September 2025.

A simple way to save on the total cost of your ticket is to fly from Seoul Gimpo Intl Airport to Jeju City in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Seoul Gimpo Intl Airport to Jeju City?

Use this chart to determine the cheapest time to fly return from Gimpo Intl to Jeju City. Price data was last updated on 7 September 2025.

Travellers seeking maximum savings on their Seoul Gimpo Intl Airport to Jeju City flight should consider departing on Monday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Jeju City

Get insights into the airlines that provide service to Jeju City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Jeju City. Reviews last updated 13 September 2025.
Read reviews from past customers who have flown with Korean Air and Asiana Airlines from Seoul Gimpo Intl Airport to Jeju City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,139 reviews
Check prices

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,139 reviews
Korean Air
8.4
Very Good
1,139 reviews
Check prices

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very Good
479 reviews
Korean Air
8.4
Very Good
1,139 reviews
Check prices

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Gimpo Intl to Jeju City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Jeju City from Seoul Gimpo Intl?

    Jeju City (CJU) is the airport you will fly into if you book a flight from Seoul Gimpo Intl to Jeju City. You should not have trouble finding flights to Jeju from Seoul Gimpo Intl; the airport handles an average of 110 inbound flights from Seoul Gimpo Intl per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Jeju City airport from Seoul Gimpo Intl. It is only a 2.7 km journey from Jeju (CJU) to Jeju City’s city centre.

  • What are the cheapest airlines flying from Seoul Gimpo Intl Airport to Jeju City round-trip?

    Flying on Jin Air is currently your cheapest option to Jeju City, with prices starting at S$ 46. Additional round-trip tickets that might be worth considering are offered by Eastar Jet and Jeju Air, with the lowest prices starting at S$ 46 and S$ 51, respectively. You may be able to fly from Seoul Gimpo Intl Airport to Jeju City for 57% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Seoul Gimpo Intl Airport to Jeju City?

    The top 3 most reliable airlines when flying from Seoul Gimpo Intl Airport to Jeju City are Air Busan (85%), T'way Air (80%) and Jeju Air (80%).

  • Can I find deals for flights from Gimpo Intl to Jeju City that include hotel bookings?

    Yes. In addition to deals on Gimpo Intl to Jeju City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gimpo Intl to Jeju City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gimpo Intl to Jeju City.

  • Can I find deals for business class flights from Gimpo Intl to Jeju City?

    Yes. Cheapflights offers flight deals from Gimpo Intl to Jeju City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seoul Gimpo Intl Airport to Jeju City?

    Currently, January is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to Jeju City (average of S$ 250). Flying from Seoul Gimpo Intl Airport to Jeju City in October is currently the most expensive (average of S$ 462). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Gimpo Intl to Jeju City on these airlines

Choose from the following airlines for your flight from Gimpo Intl to Jeju City. Flights are based on user searches made on Cheapflights and were last updated on 13 September 2025.
Korean Air flights from Seoul Gimpo Intl to Jeju City
Asiana Airlines flights from Seoul Gimpo Intl to Jeju City
Jeju Air flights from Seoul Gimpo Intl to Jeju City

Top 6 airlines flying from Gimpo Intl to Jeju City

Discover the top 6 airlines that operate flights from Gimpo Intl to Jeju City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 13 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Jin AirCheapestS$ 46AverageS$ 93FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Eastar JetCheapestS$ 46AverageS$ 77FlexibilityNo cancel feeOn-time86%
Search Eastar Jet flights
Jeju AirCheapestS$ 51AverageS$ 103FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Asiana AirlinesCheapestS$ 73AverageS$ 126FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
T'way AirCheapestS$ 75AverageS$ 100FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Korean AirCheapestS$ 78AverageS$ 125FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gimpo Intl to Jeju City?

Cheapflights helps you search for flights from Gimpo Intl to Jeju City via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Gimpo Intl to Jeju City?

Cheapflights simply makes it quick and affordable to book flights from Gimpo Intl to Jeju City by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Gimpo Intl to Jeju City with no change fees?

Need flexible booking options for your flight to Jeju City from Gimpo Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Gimpo Intl to Jeju City become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.