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Cheap flights from Seoul to Jeju City from C$ 45

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 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
16 Jul — 23 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seoul to Jeju City are usually found in January or March, booked 15 days in advance, depart on a Sunday or Tuesday and return on a Monday

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 16 June 2026.

Tue 7/76:00 p.m.
GMP
-
CJU
Nonstop1h 15m
T'way Air
Thu 9/78:45 a.m.
CJU
-
GMP
Nonstop1h 15m
T'way Air
Deal found 16/6C$ 80
Mon 15/66:30 p.m.
GMP
-
CJU
Nonstop1h 15m
T'way Air
Tue 23/68:45 a.m.
CJU
-
GMP
Nonstop1h 15m
T'way Air
Deal found 12/6C$ 81
Tue 16/67:20 p.m.
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Thu 18/69:35 a.m.
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 12/6C$ 82
Wed 24/67:20 p.m.
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Thu 25/69:20 a.m.
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 15/6C$ 84
Tue 23/66:35 p.m.
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Fri 26/69:20 a.m.
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 14/6C$ 85
Mon 6/78:15 p.m.
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Thu 9/79:35 a.m.
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 12/6C$ 87
Wed 24/67:05 p.m.
GMP
-
CJU
Nonstop1h 15m
Jin Air
Fri 26/68:25 a.m.
CJU
-
GMP
Nonstop1h 15m
Jin Air
Deal found 16/6C$ 88
Wed 17/66:30 p.m.
GMP
-
CJU
Nonstop1h 15m
T'way Air
Tue 30/68:45 a.m.
CJU
-
GMP
Nonstop1h 15m
T'way Air
Deal found 15/6C$ 89
Tue 30/68:45 p.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Thu 2/76:25 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 11/6C$ 91
Tue 16/66:35 p.m.
GMP
-
CJU
Nonstop1h 15m
Eastar Jet
Mon 22/69:35 a.m.
CJU
-
GMP
Nonstop1h 15m
Eastar Jet
Deal found 14/6C$ 92
Wed 1/77:05 p.m.
GMP
-
CJU
Nonstop1h 15m
Asiana Airlines
Thu 9/76:30 a.m.
CJU
-
GMP
Nonstop1h 15m
Asiana Airlines
Deal found 11/6C$ 94
Mon 22/67:25 p.m.
GMP
-
CJU
Nonstop1h 15m
Jeju Air
Sat 27/69:45 a.m.
CJU
-
GMP
Nonstop1h 15m
Jeju Air
Deal found 12/6C$ 95

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 16 June 2026.

Round-trip from

C$ 80

One-way from

C$ 45

Popular in

October

Cheapest in

January

Average price

C$ 106

Good round-trip deal

C$ 212 or less

Good one-way deal

C$ 74 or less
Eastar Jet
  • Eastar Jet
  • 7/7-9/7
  • Nonstop
  • 2h 30m total
  • Seoul to Jeju City
Search Deals
T'way Air
  • T'way Air
  • 23/6
  • 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 June 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 16 June 2026.
Use the filters below to find and compare flights from Seoul to Jeju City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sun 28/6

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

Nonstop1h 15m

Jeju City

Tue 30/6

7:00 a.m.-8:15 a.m.

Nonstop1h 15m

C$ 89

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sat 27/6

6:10 p.m.-7:25 p.m.

Nonstop1h 15m

Jeju City

Mon 29/6

8:40 a.m.-9:55 a.m.

Nonstop1h 15m

C$ 91

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Tue 14/7

7:30 p.m.-8:55 p.m.

Nonstop1h 25m

Jeju City

Tue 21/7

9:35 a.m.-10:50 a.m.

Nonstop1h 15m

C$ 98

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Fri 26/6

7:00 p.m.-8:15 p.m.

Nonstop1h 15m

Jeju City

Fri 3/7

7:00 a.m.-8:15 a.m.

Nonstop1h 15m

C$ 109

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 20/7

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

Nonstop1h 15m

Jeju City

Tue 21/7

9:15 p.m.-10:30 p.m.

Nonstop1h 15m

C$ 109

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sun 19/7

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

Nonstop1h 15m

Jeju City

Tue 21/7

9:35 a.m.-10:50 a.m.

Nonstop1h 15m

C$ 117

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 9/7

6:30 p.m.-7:45 p.m.

Nonstop1h 15m

Jeju City

Sun 12/7

7:50 a.m.-9:05 a.m.

Nonstop1h 15m

C$ 120

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Fri 26/6

7:00 p.m.-8:15 p.m.

Nonstop1h 15m

Jeju City

Sun 28/6

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

Nonstop1h 15m

C$ 120

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Wed 22/7

7:30 p.m.-8:55 p.m.

Nonstop1h 25m

Jeju City

Wed 29/7

8:55 a.m.-10:10 a.m.

Nonstop1h 15m

C$ 126

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 17/8

6:35 p.m.-7:50 p.m.

Nonstop1h 15m

Jeju City

Mon 24/8

9:10 p.m.-10:25 p.m.

Nonstop1h 15m

C$ 148

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 30 resultsSorted by cheapest first
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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

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$ 75). Flying from Seoul to Jeju City in October is currently the most expensive (average of C$ 162). 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 16 June 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 54% on flights from Seoul to Jeju City by exploring options for tickets in the evening.

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 16 June 2026.

The most flights from SEL to CJU are scheduled on a Sunday (121 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (98 on average).

How much does it cost to fly round-trip from Seoul to Jeju City?

How often are flights from Seoul to Jeju City delayed?

About 15% 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, Korean Air has had the lowest number of delays on this route, with just 12% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Seoul to Jeju City, you should look to book at least 8 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 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 13 June 2026.

Travelers seeking maximum savings on their Seoul to Jeju City flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday mornings 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 16 June 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
23 reviews
Check prices

Overall

8.6

Comfort

8.0

Food

7.8

Boarding

8.9

Entertainment

7.6

Crew

9.2
Jin Air
8.6
Very good
23 reviews
Jin Air
8.6
Very good
23 reviews
Check prices

Overall

8.6

Comfort

8.0

Food

7.8

Boarding

8.9

Entertainment

7.6

Crew

9.2
Korean Air
8.4
Very good
1,218 reviews
Jin Air
8.6
Very good
23 reviews
Check prices

Overall

8.6

Comfort

8.0

Food

7.8

Boarding

8.9

Entertainment

7.6

Crew

9.2
Asiana Airlines
8.1
Very good
541 reviews
Jin Air
8.6
Very good
23 reviews
Check prices

Overall

8.6

Comfort

8.0

Food

7.8

Boarding

8.9

Entertainment

7.6

Crew

9.2
Jeju Air
7.6
Good
38 reviews
Jin Air
8.6
Very good
23 reviews
Check prices

Overall

8.6

Comfort

8.0

Food

7.8

Boarding

8.9

Entertainment

7.6

Crew

9.2

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 111 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, Eastar Jet, and Jin 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$ 33 on this airline. Additional options worth looking into are Jin Air and Asiana Airlines, starting at C$ 40 and C$ 42 round-trip. These flights start at 68% 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$ 20 while deals on Asiana Airlines start at C$ 30 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$ 75). Flying from Seoul to Jeju City in October is currently the most expensive (average of C$ 162). 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

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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 16 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapestC$ 33AverageC$ 128FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Jin AirCheapestC$ 40AverageC$ 107FlexibilityNo cancel feeOn-time78%
Search Jin Air flights
Asiana AirlinesCheapestC$ 42AverageC$ 85FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapestC$ 84AverageC$ 210FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Eastar JetCheapestC$ 98AverageC$ 212FlexibilityNo cancel feeOn-time86%
Search Eastar Jet 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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