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Seoul to Jeju flights in June 2027 from $90 GMP, ICN → CJU

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Jeju International Airport (CJU)

For departures in June 2027, the cheapest return found recently is $219 with Korean Air, 4 Jun 2027 – 11 Jun 2027, found 16 hours ago. The cheapest one-way found recently is $90 with Korean Air, 14 Jun 2027, found yesterday.

Return

In June 2027, the cheapest return fare on each of 6 departure dates is usually $177 to $188. Across all 113 departure dates we hold on this route, it is usually $63 to $181. Of the 11 months with enough return fares to compare, 5 are usually cheaper than June 2027.

Cheapest return found recently

$219

4 Jun 2027 – 11 Jun 2027 · Korean Air

Gimpo International Airport (GMP) → Jeju International Airport (CJU)

out nonstop, back nonstop

found 16 hours ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$163

8 Jun 2027 – 22 Jun 2027 · Korean Air

Gimpo International Airport (GMP) → Jeju International Airport (CJU)

out nonstop, back nonstop

found 4 days ago

See prices for these datesCheck today's price

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The cheapest dates in June 2027

DatesFromAirlineStopsFound
8 Jun 2027 – 22 Jun 2027$163Korean Airout nonstop, back nonstopfound 4 days agoSee prices for these dates
3 Jun 2027 – 6 Jun 2027$176Korean Airout nonstop, back nonstopfound 3 days agoSee prices for these dates
21 Jun 2027 – 23 Jun 2027$179Korean Airout nonstop, back nonstopfound 4 days agoSee prices for these dates
7 Jun 2027 – 8 Jun 2027$180Korean Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
1 Jun 2027 – 12 Jun 2027$190Korean Airout nonstop, back nonstopfound 2 days agoSee prices for these dates

Every date we hold

6 departure dates

1 Jun 2027 – 12 Jun 2027: $190, found 2 days ago3 Jun 2027 – 6 Jun 2027: $176, found 3 days ago4 Jun 2027 – 11 Jun 2027: $219, found 16 hours ago7 Jun 2027 – 8 Jun 2027: $180, found 2 days ago8 Jun 2027 – 22 Jun 2027: $163, found 4 days ago21 Jun 2027 – 23 Jun 2027: $179, found 4 days agoJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Jun 2027 – 12 Jun 2027$190Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Jun 2027 – 6 Jun 2027$176Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)out nonstop, back nonstopfound 3 days agoSee prices for these dates
4 Jun 2027 – 11 Jun 2027$219Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)out nonstop, back nonstopfound 16 hours agoSee prices for these dates
7 Jun 2027 – 8 Jun 2027$180Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)out nonstop, back nonstopfound 2 days agoSee prices for these dates
8 Jun 2027 – 22 Jun 2027$163Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)out nonstop, back nonstopfound 4 days agoSee prices for these dates
21 Jun 2027 – 23 Jun 2027$179Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)out nonstop, back nonstopfound 4 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $34.

November 2026From $34Cheapest seen15 departure dates24 Nov – 26 Nov · found 16 hours agoSee prices for these datesEvery date in November 2026
December 2026From $4721 departure dates1 Dec – 1 Dec · found 2 days agoSee prices for these datesEvery date in December 2026
January 2027From $439 departure dates25 Jan 2027 – 2 Feb 2027 · found 2 days agoSee prices for these datesEvery date in January 2027
February 2027From $579 departure dates15 Feb 2027 – 18 Feb 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $5716 departure dates1 Mar 2027 – 10 Mar 2027 · found 2 days agoSee prices for these datesEvery date in March 2027
April 2027From $17414 departure dates5 Apr 2027 – 6 Apr 2027 · found todaySee prices for these datesEvery date in April 2027
May 2027From $1798 departure dates24 May 2027 – 24 May 2027 · found 5 days agoSee prices for these datesEvery date in May 2027
June 2027From $1636 departure dates8 Jun 2027 – 22 Jun 2027 · found 4 days agoSee prices for these dates
July 2027From $1865 departure dates20 Jul 2027 – 24 Jul 2027 · found 5 days agoSee prices for these dates
August 2027From $1874 departure dates30 Aug 2027 – 10 Sept 2027 · found 5 days agoSee prices for these dates
September 2027From $1795 departure dates2 Sept 2027 – 3 Sept 2027 · found 6 days agoSee prices for these dates
October 2027From $2071 departure date5 Oct 2027 – 7 Oct 2027 · found 3 days agoSee prices for these dates

One-way

In June 2027, the cheapest one-way fare on each of 8 departure dates is usually $90 to $98. Across all 135 departure dates we hold on this route, it is usually $26 to $89. Of the 9 months with enough one-way fares to compare, 7 are usually cheaper than June 2027.

Cheapest one-way found recently

$90

14 Jun 2027 · Korean Air

Gimpo International Airport (GMP) → Jeju International Airport (CJU)

nonstop

found yesterday

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in June 2027

DatesFromAirlineStopsFound
9 Jun 2027$90Korean Airnonstopfound 2 days agoOpen this trip
10 Jun 2027$90Korean Airnonstopfound 2 days agoOpen this trip
14 Jun 2027$90Korean Airnonstopfound yesterdayOpen this trip
15 Jun 2027$90Korean Airnonstopfound yesterdayOpen this trip
16 Jun 2027$90Korean Airnonstopfound todayOpen this trip

Every date we hold

8 departure dates

5 Jun 2027: $98, found 6 days ago9 Jun 2027: $90, found 2 days ago10 Jun 2027: $90, found 2 days ago14 Jun 2027: $90, found yesterday15 Jun 2027: $90, found yesterday16 Jun 2027: $90, found today20 Jun 2027: $100, found 2 days ago21 Jun 2027: $99, found 2 days agoJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
5 Jun 2027$98Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound 6 days agoOpen this trip
9 Jun 2027$90Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound 2 days agoOpen this trip
10 Jun 2027$90Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound 2 days agoOpen this trip
14 Jun 2027$90Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound yesterdayOpen this trip
15 Jun 2027$90Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound yesterdayOpen this trip
16 Jun 2027$90Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound todayOpen this trip
20 Jun 2027$100Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound 2 days agoOpen this trip
21 Jun 2027$99Korean AirGimpo International Airport (GMP) → Jeju International Airport (CJU)nonstopfound 2 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $15.

November 2026From $15Cheapest seen15 departure dates24 Nov · found yesterdayOpen this tripEvery date in November 2026
December 2026From $1828 departure dates2 Dec · found yesterdayOpen this tripEvery date in December 2026
January 2027From $2420 departure dates5 Jan 2027 · found todayOpen this tripEvery date in January 2027
February 2027From $2412 departure dates15 Feb 2027 · found 2 days agoOpen this tripEvery date in February 2027
March 2027From $2321 departure dates9 Mar 2027 · found yesterdayOpen this tripEvery date in March 2027
April 2027From $8812 departure dates7 Apr 2027 · found 6 days agoOpen this tripEvery date in April 2027
May 2027From $8810 departure dates6 May 2027 · found 5 days agoOpen this tripEvery date in May 2027
June 2027From $908 departure dates9 Jun 2027 · found 2 days agoOpen this trip
July 2027From $883 departure dates13 Jul 2027 · found 5 days agoOpen this trip
August 2027From $892 departure dates30 Aug 2027 · found 3 days agoOpen this trip
September 2027From $882 departure dates6 Sept 2027 · found 5 days agoOpen this trip
October 2027From $882 departure dates6 Oct 2027 · found 5 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work