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Jeju Air flights from Seoul to Jeju City (SEL - CJU)

SEL — CJU
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Seoul to Jeju City on Jeju Air typically fly into Jeju City and depart from Incheon Intl. Select your dates above for pricing.

Jeju Air flights from Seoul to Jeju City in 2025

Find detailed information about Jeju Air flights from Seoul to Jeju City. Explore the options provided by Jeju Air to plan your journey from Seoul to Jeju City. Data last updated 12 December 2025.

Popular in

October

Cheapest in

November

Average price (all airlines)

HK$490
Highest demand for flights from Seoul to Jeju City; 0% potential price increase.
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Best time to find cheap flights from Seoul to Jeju City; 4% potential price drop.
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Average price for all Seoul to Jeju City flights (one-way and round-trip).
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  • How do most travelers feel about Jeju Air?

    Cheapflights users who travel with Jeju Air (a popular airline from Seoul to Jeju City) have rated them a 7.6/10. This rating comes from 36 reviews. If you are looking to travel SEL-CJU, search your dates above.

Travel insights for Jeju Air flights from Seoul to Jeju City

Get recent, data-driven insights about Jeju Air flights from Seoul to Jeju City including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seoul to Jeju City with Jeju Air?

Use this chart to determine the optimal time to book a return flight from Seoul to Jeju City. Price data was last updated on 5 December 2025.

Booking with Jeju Air 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul 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 to Jeju City with Jeju Air?

Currently, the most affordable month to book a Jeju Air flight from Seoul to Jeju City in March, with an average price of HK$156. Conversely, traveling with Jeju Air from Seoul to Jeju City in August will be the most expensive, with an average cost of HK$311. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Seoul to Jeju City

Have a flexible travel schedule? Discover the best time to fly to Jeju City from Seoul 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.

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Complete your trip

Complete your trip to Jeju City by adding a car hire and/or hotel booking to your travel itinerary.
Jeju City car hire
Jeju City Airport car hire

See what others are saying about Jeju Air

Read reviews and see what other travellers are saying about their experiences with Jeju Air. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Jeju Air for your next flight. Reviews last updated 12 December 2025.
Jeju Air
7.6
Good
36 reviews
Check prices
Overview

Comfort

7.6

Entertainment

6.0

Food

6.0

Boarding

8.0

Crew

8.4

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