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Cheap flights from Seoul to Jeju City from C$ 22

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seoul to Jeju City

Enter your travel dates to find the best prices.

Cheapest flights from Seoul to Jeju City
Explore the most affordable flight options available from Seoul to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Mon 9/28:25 p.m.
GMP
-
CJU
Nonstop1h 15m
Jeju Air
Wed 11/27:10 a.m.
CJU
-
GMP
Nonstop1h 15m
Jeju Air
Deal found 27/1C$ 45
Mon 2/36:20 a.m.
GMP
-
CJU
Nonstop1h 15m
T'way Air
Wed 4/38:45 a.m.
CJU
-
GMP
Nonstop1h 15m
T'way Air
Deal found 28/1C$ 46
Tue 3/26:55 p.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Wed 4/26:10 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 28/1C$ 48
Tue 3/27:35 p.m.
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Thu 5/27:50 a.m.
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 27/1C$ 49
Mon 2/26:55 p.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Wed 11/26:45 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 26/1C$ 50
Wed 11/28:45 a.m.
GMP
-
CJU
Nonstop1h 15m
Jeju Air
Wed 11/211:05 a.m.
CJU
-
GMP
Nonstop1h 15m
Jeju Air
Deal found 28/1C$ 52
Mon 2/29:00 p.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Thu 5/26:05 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 28/1C$ 53
Tue 10/36:05 a.m.
GMP
-
CJU
Nonstop1h 15m
Jin Air
Thu 12/37:15 a.m.
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 28/1C$ 56
Wed 11/26:10 a.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Wed 11/29:35 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 28/1C$ 57
Sat 14/38:25 p.m.
GMP
-
CJU
Nonstop1h 15m
Jeju Air
Tue 17/37:25 a.m.
CJU
-
GMP
Nonstop1h 20m
Jeju Air
Deal found 28/1C$ 58
Tue 17/38:30 p.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Thu 19/37:10 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 28/1C$ 60
Mon 2/38:50 p.m.
ICN
-
CJU
2 stops16h 00m
China Eastern
Thu 5/36:55 p.m.
CJU
-
ICN
2 stops16h 20m
China Eastern
Deal found 28/1C$ 458

Find flight deals from Seoul to Jeju City

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) 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 29 January 2026.

Round-trip from

C$ 45

One-way from

C$ 22

Popular in

October

Cheapest in

November

Average price

C$ 88

Good round-trip deal

C$ 84 or less

Good one-way deal

C$ 44 or less
Jeju Air
  • Jeju Air
  • 9/2-11/2
  • Nonstop
  • 2h 30m total
  • Seoul to Jeju City
Search Deals
Jeju Air
  • Jeju Air
  • 4/2
  • Nonstop
  • 1h 15m total
  • Seoul to Jeju City
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Jeju City.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Jeju City.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul to Jeju City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Seoul to Jeju City that are best for you.

Fly from

Seoul

Fly to

Jeju City

Route

Depart

Return

Price

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 9/2

8:25 p.m.-9:40 p.m.

Nonstop1h 15m

Jeju City

Wed 11/2

7:10 a.m.-8:25 a.m.

Nonstop1h 15m

C$ 45

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 9/2

8:20 p.m.-9:35 p.m.

Nonstop1h 15m

Jeju City

Thu 12/2

6:05 a.m.-7:20 a.m.

Nonstop1h 15m

C$ 50

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 5/3

6:20 a.m.-7:35 a.m.

Nonstop1h 15m

Jeju City

Thu 5/3

8:45 a.m.-10:00 a.m.

Nonstop1h 15m

C$ 50

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 5/3

7:05 p.m.-8:20 p.m.

Nonstop1h 15m

Jeju City

Fri 6/3

11:30 a.m.-12:45 p.m.

Nonstop1h 15m

C$ 50

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 9/2

8:25 p.m.-9:40 p.m.

Nonstop1h 15m

Jeju City

Tue 10/2

6:15 a.m.-7:30 a.m.

Nonstop1h 15m

C$ 50

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 9/2

8:25 p.m.-9:40 p.m.

Nonstop1h 15m

Jeju City

Sat 14/2

8:55 p.m.-10:10 p.m.

Nonstop1h 15m

C$ 50

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Wed 11/2

8:45 a.m.-10:00 a.m.

Nonstop1h 15m

Jeju City

Wed 11/2

11:05 a.m.-12:20 p.m.

Nonstop1h 15m

C$ 52

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 5/3

7:05 p.m.-8:20 p.m.

Nonstop1h 15m

Jeju City

Sat 7/3

7:25 a.m.-8:45 a.m.

Nonstop1h 20m

C$ 54

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Wed 18/3

6:05 a.m.-7:20 a.m.

Nonstop1h 15m

Jeju City

Thu 19/3

7:15 a.m.-8:30 a.m.

Nonstop1h 15m

C$ 57

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sat 14/3

8:25 p.m.-9:40 p.m.

Nonstop1h 15m

Jeju City

Tue 17/3

7:25 a.m.-8:45 a.m.

Nonstop1h 20m

C$ 58

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

Showing 1-10 of 40 results
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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 round-trip 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 to Jeju City

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

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Jeju City. Price data was last updated on 23 January 2026.

To ensure you get the cheapest price possible for a flight from Seoul to Jeju City, you should look to book at least 9 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, December is the cheapest month in which you can book a flight from Seoul to Jeju City (average of C$ 29). Flying from Seoul to Jeju City in October is currently the most expensive (average of C$ 58). 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 SEL to CJU?

Find hourly flight availability from Seoul 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 29 January 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% on flights from Seoul to Jeju City by exploring options for tickets in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Seoul to Jeju City. Price data was last updated on 24 January 2026.

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

Weekly flight availability from Seoul to Jeju City

Explore weekly flight availability from Seoul to Jeju City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 January 2026.

The most flights from SEL to CJU are scheduled on a Wednesday (122 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (115 on average).

How often are flights from Seoul to Jeju City delayed?

About 16% of weekly flights between Seoul and Jeju City have experienced delays in the past year, with the average delay time being 82 minutes.

What is the most punctual flight time for Seoul to Jeju City flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Seoul to Jeju City flights?

Over the past year, Air Busan has had the lowest number of delays on this route, with just 13% of flights being delayed.

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 29 January 2026.
See what other customers who have flown with Jin Air,Korean Air, andAsiana Airlines from Seoul to Jeju City have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jin Air
8.6
Very good
22 reviews
Check prices

Food

7.7

Overall

8.6

Crew

9.1

Entertainment

7.5

Boarding

8.9

Comfort

8.0
Jin Air
8.6
Very good
22 reviews
Jin Air
8.6
Very good
22 reviews
Check prices

Food

7.7

Overall

8.6

Crew

9.1

Entertainment

7.5

Boarding

8.9

Comfort

8.0
Korean Air
8.4
Very good
1,188 reviews
Jin Air
8.6
Very good
22 reviews
Check prices

Food

7.7

Overall

8.6

Crew

9.1

Entertainment

7.5

Boarding

8.9

Comfort

8.0
Asiana Airlines
8.1
Very good
501 reviews
Jin Air
8.6
Very good
22 reviews
Check prices

Food

7.7

Overall

8.6

Crew

9.1

Entertainment

7.5

Boarding

8.9

Comfort

8.0
Jeju Air
7.6
Good
36 reviews
Jin Air
8.6
Very good
22 reviews
Check prices

Food

7.7

Overall

8.6

Crew

9.1

Entertainment

7.5

Boarding

8.9

Comfort

8.0

Related info for your journey

Find useful and relevant information for your journey from Seoul 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?

    For a flight from Seoul to Jeju City, you will be flying into Jeju. Jeju City (CJU) is just 2.7 km from the centre of the city. Jeju is the only Jeju City airport and it handles 118 inbound flights from Seoul per day. 5 airlines have flights to Jeju City from Seoul on a regular basis.

  • How long is the flight from Seoul to Jeju City?

    Airlines like Jeju Air, Asiana Airlines, and T'way Air fly from Seoul to Jeju City in about 1h 15m. The time it takes to get you to your destination is usually consistent. The distance from Seoul to Jeju City is about 451 km. Generally, flights for this route are direct.

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

    Our cheapest airline available from Seoul to Jeju City is Jeju Air. Our recent data shows that you can find tickets from as low as C$ 32 on this airline. Additional options worth looking into are T'way Air and Jin Air, starting at C$ 32 and C$ 39 round-trip. These flights start at 69% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seoul to Jeju City one-way?

    To fly one-way, consider booking your trip with Jin Air, which is currently one of the cheapest options available, starting at C$ 15. Jeju Air flights start at C$ 17 while deals on Asiana Airlines start at C$ 29 one-way.

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

    Yes. In addition to deals on Seoul to Jeju City flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Seoul 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 to Jeju City?

    Currently, December is the cheapest month in which you can book a flight from Seoul to Jeju City (average of C$ 29). Flying from Seoul to Jeju City in October is currently the most expensive (average of C$ 58). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seoul to Jeju City

See prices for flight routes from nearby airports that may be better suited for you.
Busan to Jeju City flights
Gimpo Intl to Jeju City flights

Top 5 airlines flying from Seoul to Jeju City

Discover the top 5 airlines that operate flights from Seoul 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 629,999 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapestC$ 32AverageC$ 93FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
T'way AirCheapestC$ 32AverageC$ 106FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Jin AirCheapestC$ 39AverageC$ 104FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Asiana AirlinesCheapestC$ 48AverageC$ 83FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapestC$ 70AverageC$ 132FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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

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

Cheapflights makes it easy to find Seoul to Jeju City flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seoul to Jeju City for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Seoul to Jeju City with no change fees.

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

Yes, Cheapflights offers price alerts on Seoul to Jeju City flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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