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Cheap flights from Seoul to Jeju City from C$ 29

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
3 Aug — 10 Aug1
1 adult

Cheap 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 July 2025.

Round-trip from

C$ 52

One-way from

C$ 29

Popular in

October

Cheapest in

March

Average price

C$ 111

Good round-trip deal

C$ 84 or less

Good one-way deal

C$ 34 or less
Jeju Air
  • Jeju Air
  • 18/8-21/8
  • Nonstop
  • 2h 30m total
  • Seoul to Jeju City
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Jeju Air
  • Jeju Air
  • 6/8
  • Nonstop
  • 1h 15m total
  • Seoul to Jeju City
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Highest demand for flights based on searches. 11% potential increase in price (C$ 18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Jeju City.
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Price to beat on a one-way flight from Seoul (SEL) to Jeju City.
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Find flight deals from Seoul to Jeju City

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 July 2025.

Thu 11/96:15 p.m.GMP - CJU
Nonstop1h 15mJeju Air
Thu 18/97:35 a.m.CJU - GMP
Nonstop1h 15mJeju Air
Deal found 28/7C$ 74
Sun 7/128:45 p.m.GMP - CJU
Nonstop1h 10mKorean Air
Tue 9/129:25 a.m.CJU - GMP
Nonstop1h 10mKorean Air
Deal found 28/7C$ 75
Thu 28/88:50 p.m.GMP - CJU
Nonstop1h 15mAsiana Airlines
Wed 3/98:45 a.m.CJU - GMP
Nonstop1h 15mAsiana Airlines
Deal found 28/7C$ 78
Wed 3/97:10 p.m.GMP - CJU
Nonstop1h 15mJin Air
Sat 6/99:30 a.m.CJU - GMP
Nonstop1h 15mJin Air
Deal found 28/7C$ 86
Mon 4/87:00 p.m.GMP - CJU
Nonstop1h 15mT'way Air
Fri 8/87:55 a.m.CJU - GMP
Nonstop1h 15mT'way Air
Deal found 28/7C$ 88
Tue 14/108:15 p.m.ICN - CJU
2 stops18h 45mChina Eastern
Thu 16/101:40 p.m.CJU - ICN
2 stops21h 20mChina Eastern
Deal found 29/7C$ 513
Tue 14/106:55 p.m.ICN - CJU
1 stop23h 15mMultiple Airlines
Thu 16/101:40 p.m.CJU - ICN
1 stop7h 05mMultiple Airlines
Deal found 29/7C$ 571
Sat 6/92:00 p.m.ICN - CJU
1 stop7h 20mJuneyao Airlines
Tue 9/910:20 p.m.CJU - ICN
1 stop16h 10mJuneyao Airlines
Deal found 28/7C$ 814
Mon 4/82:00 p.m.ICN - CJU
1 stop7h 20mAsiana Airlines
Fri 8/810:50 a.m.CJU - ICN
1 stop8h 30mAsiana Airlines
Deal found 27/7C$ 1,063

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 July 2025.
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 25/8

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

Nonstop1h 15m

Jeju City

Thu 28/8

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

Nonstop1h 15m

C$ 63

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Tue 26/8

8:50 p.m.-10:05 p.m.

Nonstop1h 15m

Jeju City

Thu 28/8

8:00 a.m.-9:15 a.m.

Nonstop1h 15m

C$ 64

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sun 7/12

8:45 p.m.-9:55 p.m.

Nonstop1h 10m

Jeju City

Tue 9/12

9:25 a.m.-10:35 a.m.

Nonstop1h 10m

C$ 75

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Wed 3/9

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

Nonstop1h 15m

Jeju City

Sat 6/9

9:30 a.m.-10:45 a.m.

Nonstop1h 15m

C$ 86

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sat 9/8

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

Nonstop1h 15m

Jeju City

Sun 10/8

7:55 a.m.-9:10 a.m.

Nonstop1h 15m

C$ 118

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 14/10

4:35 p.m.-12:30 p.m.

2 stops19h 55m

Jeju City

Thu 16/10

7:10 p.m.-3:25 p.m.

1 stop20h 15m

C$ 513

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Tue 14/10

6:55 p.m.-6:10 p.m.

1 stop23h 15m

Jeju City

Thu 16/10

1:40 p.m.-8:45 p.m.

1 stop7h 05m

C$ 571

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Sat 6/9

2:00 p.m.-9:20 p.m.

1 stop7h 20m

Jeju City

Tue 9/9

10:20 p.m.-2:30 p.m.

1 stop16h 10m

C$ 814

IncheonJeju City

ICN - CJU

ICNCJU

Incheon Intl

Thu 14/8

8:00 p.m.-9:50 a.m.

1 stop13h 50m

Jeju City

Sun 17/8

10:20 p.m.-11:30 a.m.

1 stop13h 10m

C$ 1,074

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Wed 6/8

3:55 p.m.-5:10 p.m.

Nonstop1h 15m

C$ 29

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 20 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 25 July 2025.

To ensure you get the cheapest price possible for a flight from Seoul to Jeju City, you should look to book at least 75 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 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 July 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 31% on flights from Seoul to Jeju City by exploring options for tickets in the evening.

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 27 July 2025.

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.

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 July 2025.

The most flights from SEL to CJU are scheduled on a Monday (127 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (118 on average).

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 July 2025.
See what other customers who have flown with Korean Air,Asiana Airlines, andSingapore 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.
Korean Air
8.4
Very good
1,121 reviews
Check prices

Crew

8.7

Boarding

8.5

Entertainment

8.2

Comfort

8.2

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,121 reviews
Korean Air
8.4
Very good
1,121 reviews
Check prices

Crew

8.7

Boarding

8.5

Entertainment

8.2

Comfort

8.2

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Asiana Airlines
8.2
Very good
465 reviews
Korean Air
8.4
Very good
1,121 reviews
Check prices

Crew

8.7

Boarding

8.5

Entertainment

8.2

Comfort

8.2

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Singapore Airlines
8.1
Very good
1,338 reviews
Korean Air
8.4
Very good
1,121 reviews
Check prices

Crew

8.7

Boarding

8.5

Entertainment

8.2

Comfort

8.2

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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 121 inbound flights from Seoul per day. 5 airlines have flights to Jeju City from Seoul on a regular basis.

  • 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$ 52 on this airline. Additional options worth looking into are Jin Air and Asiana Airlines, starting at C$ 54 and C$ 59 round-trip. These flights start at 53% 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 Jeju Air, which is currently one of the cheapest options available, starting at C$ 29. Asiana Airlines flights start at C$ 30 while deals on Jin Air start at C$ 32 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.

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 29 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapestC$ 48AverageC$ 93FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Jeju AirCheapestC$ 63AverageC$ 100FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
T'way AirCheapestC$ 70AverageC$ 113FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Korean AirCheapestC$ 71AverageC$ 127FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Jin AirCheapestC$ 93AverageC$ 143FlexibilityNo cancel feeOn-time78%
Search Jin 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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