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Cheap flights from Seoul to Jeju City from $35

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Jeju City departing on 20/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seoul to Jeju City (SEL-CJU)

Cheap return flights

Asiana Airlines Logo
06:00 - 07:10GMP-CJU
1h 10mdirect
Asiana Airlines Logo
06:55 - 08:10CJU-GMP
1h 15mdirect
$76Asiana Airlines
Find Deal
Sun, 21 Sep - Wed, 24 Sep
Asiana Airlines Logo
21:30 - 22:45GMP-CJU
1h 15mdirect
Asiana Airlines Logo
07:00 - 08:15CJU-GMP
1h 15mdirect
$78Asiana Airlines
Find Deal
Mon, 13 Oct - Thu, 16 Oct
T'way Air Logo
19:00 - 20:15GMP-CJU
1h 15mdirect
T'way Air Logo
08:40 - 09:55CJU-GMP
1h 15mdirect
$79T'way Air
Find Deal
Mon, 13 Oct - Thu, 16 Oct
Asiana Airlines Logo
21:00 - 22:15GMP-CJU
1h 15mdirect
Asiana Airlines Logo
08:45 - 10:00CJU-GMP
1h 15mdirect
$81Asiana Airlines
Find Deal
Sat, 20 Sep - Wed, 24 Sep
Jeju Air Logo
16:45 - 18:00GMP-CJU
1h 15mdirect
Jeju Air Logo
07:35 - 08:50CJU-GMP
1h 15mdirect
$90Jeju Air
Find Deal
Thu, 18 Sep - Sun, 21 Sep
T'way Air Logo
06:25 - 07:40GMP-CJU
1h 15mdirect
T'way Air Logo
07:55 - 09:10CJU-GMP
1h 15mdirect
$102T'way Air
Find Deal
Fri, 19 Sep - Tue, 23 Sep
Jeju Air Logo
06:20 - 07:35GMP-CJU
1h 15mdirect
Jeju Air Logo
09:40 - 10:55CJU-GMP
1h 15mdirect
$106Jeju Air
Find Deal
Sat, 20 Sep - Sat, 20 Sep
Jin Air Logo
06:10 - 07:25GMP-CJU
1h 15mdirect
Jin Air Logo
07:25 - 08:40CJU-GMP
1h 15mdirect
$115Jin Air
Find Deal
Fri, 19 Sep - Mon, 22 Sep
Jin Air Logo
19:10 - 20:25GMP-CJU
1h 15mdirect
Jin Air Logo
21:15 - 22:30CJU-GMP
1h 15mdirect
$131Jin Air
Find Deal
Thu, 16 Oct - Mon, 20 Oct
Korean Air Logo
17:45 - 19:00GMP-CJU
1h 15mdirect
Korean Air Logo
07:00 - 08:15CJU-GMP
1h 15mdirect
$150Korean Air
Find Deal
Fri, 26 Sep - Sun, 28 Sep

Asiana Airlines flights from Seoul to Jeju City

Our best Asiana Airlines deals on Seoul to Jeju City flight tickets
Asiana Airlines
21 Sept
GMP06:00Seoul Gimpo Intl
1h 10m
CJU07:10Jeju City
24 Sept
CJU06:55Jeju City
1h 15m
GMP08:10Seoul Gimpo Intl
$76
Find similar
Asiana Airlines
17 Sept
GMP18:50Seoul Gimpo Intl
1h 10m
CJU20:00Jeju City
21 Sept
CJU06:15Jeju City
1h 15m
GMP07:30Seoul Gimpo Intl
$78
Find similar
Asiana Airlines
20 Sept
GMP21:00Seoul Gimpo Intl
1h 15m
CJU22:15Jeju City
24 Sept
CJU08:45Jeju City
1h 15m
GMP10:00Seoul Gimpo Intl
$81
Find similar

T'way Air flights from Seoul to Jeju City

Our best T'way Air deals on Seoul to Jeju City flight tickets
T'way Air
13 Oct
GMP19:00Seoul Gimpo Intl
1h 15m
CJU20:15Jeju City
16 Oct
CJU08:40Jeju City
1h 15m
GMP09:55Seoul Gimpo Intl
$79
Find similar
T'way Air
19 Sept
GMP06:25Seoul Gimpo Intl
1h 15m
CJU07:40Jeju City
23 Sept
CJU07:55Jeju City
1h 15m
GMP09:10Seoul Gimpo Intl
$102
Find similar
T'way Air
16 Oct
GMP18:30Seoul Gimpo Intl
1h 15m
CJU19:45Jeju City
20 Oct
CJU08:40Jeju City
1h 15m
GMP09:55Seoul Gimpo Intl
$132
Find similar

momondo Fare Finder

 
Customise 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, momondo users made 78,305 searches. Data last updated 9 September 2025.
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

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sun 21/9

06:00-07:10

Nonstop1h 10m

Jeju City

Wed 24/9

06:55-08:10

Nonstop1h 15m

$76

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 13/10

21:30-22:45

Nonstop1h 15m

Jeju City

Thu 16/10

07:00-08:15

Nonstop1h 15m

$78

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Mon 13/10

19:00-20:15

Nonstop1h 15m

Jeju City

Thu 16/10

08:40-09:55

Nonstop1h 15m

$79

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sat 20/9

21:00-22:15

Nonstop1h 15m

Jeju City

Wed 24/9

08:45-10:00

Nonstop1h 15m

$81

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 18/9

16:45-18:00

Nonstop1h 15m

Jeju City

Sun 21/9

07:35-08:50

Nonstop1h 15m

$90

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Fri 19/9

06:25-07:40

Nonstop1h 15m

Jeju City

Tue 23/9

07:55-09:10

Nonstop1h 15m

$102

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Sat 20/9

06:20-07:35

Nonstop1h 15m

Jeju City

Sat 20/9

09:40-10:55

Nonstop1h 15m

$106

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Fri 19/9

06:10-07:25

Nonstop1h 15m

Jeju City

Mon 22/9

07:25-08:40

Nonstop1h 15m

$115

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Thu 16/10

19:10-20:25

Nonstop1h 15m

Jeju City

Mon 20/10

21:15-22:30

Nonstop1h 15m

$131

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

Fri 26/9

17:45-19:00

Nonstop1h 15m

Jeju City

Sun 28/9

07:00-08:15

Nonstop1h 15m

$150

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Jeju City from

How to get the cheapest flight ticket from Seoul to Jeju City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Jeju City?

The month of January is another great option to travel to Jeju City, with average flight prices from Seoul averaging around $99.

What is the cheapest day to depart on your flight to Jeju City?

The cheapest day to depart from Seoul to Jeju City is on a Tuesday. Travellers who choose to depart for Jeju City on a Tuesday will often find tickets for as low as $100. The most expensive day to fly to Jeju City is Thursday, with ticket prices averaging around $180.

What is the cheapest time of day to depart on your flight to Jeju City?

In the evening is the cheapest time of day to fly from Seoul to Jeju City when you can find flight prices for as low as $101. Flying to Jeju City in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Jeju City is in the morning when prices are around $150.

What is the cheapest Seoul to Jeju City flight route?

Fly from Seoul Gimpo Intl to Jeju City for the best Seoul - Jeju City flight prices

How far in advance should I book a flight to Jeju City?

You are more likely to see cheaper flights to Jeju City from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Jeju City for around $147 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Jeju City from Seoul for as low as $65 on momondo.

What cabin class options are available on Seoul to Jeju City flights?

There are 2 cabin classes available to choose from on Seoul to Jeju City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seoul to Jeju City flight prices changed over time?

As of September 2025, prices for Seoul to Jeju City flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Seoul to Jeju City

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to Jeju City according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seoul to Jeju City (SEL to CJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to Jeju City

Best price found

$23

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Jeju City

1 airport
The best one-way flight to Jeju City from Seoul in the past 72 hours is $23. The best return flight deal from Seoul to Jeju City found on momondo in the last 72 hours is $94.
The fastest flight from Seoul to Jeju City takes 1h 10m
Direct flights go from Seoul to Jeju City every day.
There is 1 airport near Jeju City: Jeju City (CJU)
Search flight deals

  • How far is Seoul to Jeju City by plane?

    Jeju City is 451.2 km away from Seoul. By plane, this route typically takes 1h 10m.

  • When did momondo last update prices for flights from Seoul to Jeju City Airport?

    Prices for flights from Seoul to Jeju City Airport refresh daily.

  • How many operators does momondo search for flights from Seoul to Jeju City Airport?

  • How old do you have to be to fly from Seoul to Jeju City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to Jeju City Airport.

  • What documentation or ID do you need to fly to Jeju City Airport?

    The required travel and health documents for your Jeju City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Jeju City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Seoul to Jeju City?

  • What is the most popular airline from Seoul to Jeju City?

Best airlines flying from Seoul to Jeju City

Compare and see reviews for airlines that fly from Seoul to Jeju City with momondo
Airline
Rating
Free cancellation
Price
Jeju AirPriceFrom $73Free cancellationRating
7.7
33 reviews
Search Jeju Air flights
Asiana AirlinesPriceFrom $85Free cancellationRating
8.2
479 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $86Free cancellationRating
8.4
1,139 reviews
Search Korean Air flights

  • Korean Air Flights From Seoul to Jeju City

    Korean Air flies from Seoul to Jeju City around 213 times per week, with 1,139 momondo users rating the airline 8.4/10. The cheapest Korean Air deal from Seoul to Jeju City in the last 72 hours was $57 (round-trip), much lower than the average airfare cost of $129 for Korean Air flights on this route.

  • Asiana Airlines Flights From Seoul to Jeju City

    Across 479 Asiana Airlines reviews on momondo, the average score is 8.2/10. Asiana Airlines flies from Seoul to Jeju City about 164 times each week, with ticket deals ranging from $56 to $100. Price data is based on momondo searches in the last 72 hours.

Travelling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Jeju City?

Finding the right flight to Jeju City from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Jeju City quick and easy, saving you time and money.

Can I find flights from Seoul to Jeju City with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Jeju City from Seoul with this policy.

How can momondo help me find flights from Seoul to Jeju City?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Jeju City.

I’m not ready to book a flight from Seoul to Jeju City right now. Can momondo alert me if prices change?

Price alerts on flights to Jeju City from Seoul are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Jeju City trip

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