How many flights depart from Seoul to Jeju City on average per week?

As of August 2025, there are 797 flights per week flying from Seoul to Jeju City. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.

Which airlines fly to Jeju City?

Jeju Air, Asiana Airlines and Korean Air are the top three most popular airlines that fly to Jeju City from Seoul according to our data. Jeju Air is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Jeju City. Keep in mind that there are 5 different airlines that fly to Jeju City on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seoul to Jeju City?

Jin Air, Jeju Air, and T'way Air are the most popular carriers operating from Seoul to Jeju City

How many flights depart from Seoul to Jeju City on average per day?

113 flights are operational daily from Seoul to Jeju City as of August 2025. The most popular departure time for this route is 6:00a.m., with 45% of flights per day taking off at noon.

How long does it take to fly to Jeju City?

Flight times from Seoul to Jeju City vary, but if you’re flying out of Seoul and flying into Jeju City (one of the most popular routes), then the duration is 1h 15m on average. Another popular route from Seoul to Jeju City is flying from Incheon to Jeju City, which will take roughly 12h. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Seoul to Jeju City Airport are refreshed on a daily basis.

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

As of August 2025, there are 5 operators available to choose from 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul to Jeju City Airport.

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

The travel and health documents you'll need for your trip to Jeju City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Jeju City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 32 Cheap Flights from Seoul to Jeju City (SEL-CJU) in 2025

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Find the cheapest flights from Seoul to Jeju City (SEL-CJU)

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:50 p.m. - 8:00 p.m.GMP-CJU

1h 10mdirect

6:55 a.m. - 8:10 a.m.CJU-GMP

1h 15mdirect

C$ 67Asiana Airlines

Find Deal

jue., 11 sep. - jue., 18 sep.

6:50 p.m. - 8:00 p.m.GMP-CJU

1h 10mdirect

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

1h 15mdirect

C$ 69Asiana Airlines

Find Deal

mié., 24 sep. - jue., 2 oct.

5:15 p.m. - 6:30 p.m.GMP-CJU

1h 15mdirect

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

1h 15mdirect

C$ 73T'way Air

Find Deal

dom., 28 sep. - jue., 2 oct.

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

1h 10mdirect

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

1h 10mdirect

C$ 80Korean Air

Find Deal

dom., 7 dic. - mar., 9 dic.

2:35 p.m. - 3:50 p.m.GMP-CJU

1h 15mdirect

7:30 a.m. - 8:50 a.m.CJU-GMP

1h 20mdirect

C$ 82Jeju Air

Find Deal

jue., 18 sep. - sáb., 20 sep.

8:25 p.m. - 9:35 p.m.GMP-CJU

1h 10mdirect

8:20 p.m. - 9:30 p.m.CJU-GMP

1h 10mdirect

C$ 91Korean Air

Find Deal

dom., 8 feb. - lun., 9 feb.

5:40 p.m. - 6:55 p.m.GMP-CJU

1h 15mdirect

8:05 a.m. - 9:20 a.m.CJU-GMP

1h 15mdirect

C$ 93Jin Air

Find Deal

jue., 11 sep. - dom., 14 sep.

5:10 p.m. - 6:25 p.m.GMP-CJU

1h 15mdirect

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

1h 15mdirect

C$ 95T'way Air

Find Deal

lun., 29 sep. - vie., 3 oct.

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

1h 15mdirect

8:30 a.m. - 9:45 a.m.CJU-GMP

1h 15mdirect

C$ 98Jin Air

Find Deal

jue., 16 oct. - jue., 23 oct.

3:10 p.m. - 4:25 p.m.GMP-CJU

1h 15mdirect

7:35 a.m. - 8:50 a.m.CJU-GMP

1h 15mdirect

C$ 129Jeju Air

Find Deal

vie., 12 sep. - dom., 14 sep.

Asiana Airlines flights from Seoul to Jeju City

Our best Asiana Airlines deals on Seoul to Jeju City flight tickets

Asiana Airlines

11 Sep

GMP6:50 p.m.Seoul Gimpo Intl

1h 10m

CJU8:00 p.m.Jeju City

18 Sep

CJU6:55 a.m.Jeju City

1h 15m

GMP8:10 a.m.Seoul Gimpo Intl

C$ 67

Find similar

Asiana Airlines

24 Sep

GMP6:50 p.m.Seoul Gimpo Intl

1h 10m

CJU8:00 p.m.Jeju City

2 Oct

CJU6:15 a.m.Jeju City

1h 15m

GMP7:30 a.m.Seoul Gimpo Intl

C$ 69

Find similar

Asiana Airlines

11 Sep

GMP6:50 p.m.Seoul Gimpo Intl

1h 10m

CJU8:00 p.m.Jeju City

19 Sep

CJU6:55 a.m.Jeju City

1h 15m

GMP8:10 a.m.Seoul Gimpo Intl

C$ 70

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

28 Sep

GMP5:15 p.m.Seoul Gimpo Intl

1h 15m

CJU6:30 p.m.Jeju City

2 Oct

CJU7:55 a.m.Jeju City

1h 15m

GMP9:10 a.m.Seoul Gimpo Intl

C$ 73

Find similar

T'way Air

5 Sep

GMP5:35 p.m.Seoul Gimpo Intl

1h 15m

CJU6:50 p.m.Jeju City

8 Sep

CJU7:55 a.m.Jeju City

1h 15m

GMP9:10 a.m.Seoul Gimpo Intl

C$ 77

Find similar

T'way Air

29 Sep

GMP5:10 p.m.Seoul Gimpo Intl

1h 15m

CJU6:25 p.m.Jeju City

3 Oct

CJU7:55 a.m.Jeju City

1h 15m

GMP9:10 a.m.Seoul Gimpo Intl

C$ 95

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

jue. 11/9

6:50 p.m.-8:00 p.m.

Nonstop1h 10m

Jeju City

jue. 18/9

6:55 a.m.-8:10 a.m.

Nonstop1h 15m

C$ 67

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

mié. 24/9

6:50 p.m.-8:00 p.m.

Nonstop1h 10m

Jeju City

jue. 2/10

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

Nonstop1h 15m

C$ 69

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

dom. 28/9

5:15 p.m.-6:30 p.m.

Nonstop1h 15m

Jeju City

jue. 2/10

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

Nonstop1h 15m

C$ 73

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

dom. 7/12

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

Nonstop1h 10m

Jeju City

mar. 9/12

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

Nonstop1h 10m

C$ 80

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

jue. 18/9

2:35 p.m.-3:50 p.m.

Nonstop1h 15m

Jeju City

sáb. 20/9

7:30 a.m.-8:50 a.m.

Nonstop1h 20m

C$ 82

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

dom. 8/2

8:25 p.m.-9:35 p.m.

Nonstop1h 10m

Jeju City

lun. 9/2

8:20 p.m.-9:30 p.m.

Nonstop1h 10m

C$ 91

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

jue. 11/9

5:40 p.m.-6:55 p.m.

Nonstop1h 15m

Jeju City

dom. 14/9

8:05 a.m.-9:20 a.m.

Nonstop1h 15m

C$ 93

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

lun. 29/9

5:10 p.m.-6:25 p.m.

Nonstop1h 15m

Jeju City

vie. 3/10

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

Nonstop1h 15m

C$ 95

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

jue. 16/10

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

Nonstop1h 15m

Jeju City

jue. 23/10

8:30 a.m.-9:45 a.m.

Nonstop1h 15m

C$ 98

SeoulJeju City

GMP - CJU

GMPCJU

Seoul Gimpo Intl

vie. 12/9

3:10 p.m.-4:25 p.m.

Nonstop1h 15m

Jeju City

dom. 14/9

7:35 a.m.-8:50 a.m.

Nonstop1h 15m

C$ 129

Flights are sorted by cheapest round-trip flights first.

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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

Prices

Airlines

Other information

What is the cheapest month to fly to Jeju City?

In general, March is the cheapest month to fly from Seoul to Jeju City. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 88. The month of January is another great option to travel to Jeju City, with average flight prices from Seoul averaging around C$ 89.

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

On average, the least expensive day to fly to Jeju City from Seoul is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as C$ 102. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Jeju City on Friday is C$ 171.

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 C$ 100. Flying to Jeju City in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around C$ 144. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 C$ 133 when searching weeks out. 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 C$ 59 on momondo.

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

There are 3 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 August 2025, prices for Seoul to Jeju City flights are approximately 14% cheaper 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 round-trip 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	C$ 37
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 C$ 37. The best round-trip flight deal from Seoul to Jeju City found on momondo in the last 72 hours is C$ 163.

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?
The straight-line distance from Seoul to Jeju City is 451.2 km. A reasonable flight in good conditions will take 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 are refreshed on a daily basis.
How many operators does momondo search for flights from Seoul to Jeju City Airport?
As of August 2025, there are 5 operators available to choose from 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul to Jeju City Airport.
What documentation or ID do you need to fly to Jeju City Airport?
The travel and health documents you'll need for your trip to Jeju City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Jeju City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seoul to Jeju City?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seoul to Jeju City is Boeing 737-800 (33.06% of total bookings). The next most popular plane models are Airbus A321-100/200 (19.05%), Airbus A330-300 (16.23%), and Boeing 737-900 (10.83%).
What is the most popular airline from Seoul to Jeju City?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seoul to Jeju City is Jeju Air (36% of total bookings). The next most popular airlines are Asiana Airlines (30%), Korean Air (23%), and Eastar Jet (11%).

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
Asiana Airlines	PriceFrom C$ 48	Free Cancellation	Rating 8.2 479 reviews	Search Asiana Airlines flights
Jeju Air	PriceFrom C$ 63	Free Cancellation	Rating 7.7 33 reviews	Search Jeju Air flights
T'way Air	PriceFrom C$ 71	Free Cancellation	Rating 6.5 12 reviews	Search T'way Air flights
Korean Air	PriceFrom C$ 71	Free Cancellation	Rating 8.4 1,134 reviews	Search Korean Air flights
Jin Air	PriceFrom C$ 93	Free Cancellation	Rating 8.7 19 reviews	Search Jin Air flights

Jin Air Flights From Seoul to Jeju City
Jin Air flies from Seoul to Jeju City around 55 times per week, with 19 momondo users rating the airline 8.7/10. The cheapest Jin Air deal from Seoul to Jeju City in the last 72 hours was C$ 68 (round-trip), much lower than the average airfare cost of C$ 105 for Jin Air flights on this route.
Korean Air Flights From Seoul to Jeju City
C$ 52 is the best Korean Air flight deal from Seoul to Jeju City found on momondo over the last 72 hours. The average Korean Air ticket price found was closer to C$ 100, however, with flight time and availability significantly affecting the price. Korean Air (8.4/10 from 1,134 user reviews) flies into Jeju City from Seoul 217 times in an average week so prices can vary.

Seogwipo

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to Jeju City. momondo saves you time and could save you money on your trip.

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

All flight searches from Seoul to Jeju City on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Seoul and Jeju City by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly your favourite airline to Jeju City

Cheap flights from Seoul to Jeju City from C$ 32

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 13/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

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Find the cheapest flights from Seoul to Jeju City (SEL-CJU)

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

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Asiana Airlines flights from Seoul to Jeju City

Our best Asiana Airlines deals on Seoul to Jeju City flight tickets

T'way Air flights from Seoul to Jeju City

Our best T'way Air deals on Seoul to Jeju City flight tickets

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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?

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

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

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?

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

There are 3 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 August 2025, prices for Seoul to Jeju City flights are approximately 14% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Seoul to Jeju City?

Jin Air, Jeju Air, and T'way Air are the most popular carriers operating from Seoul to Jeju City

Which airlines fly to Jeju City?

How many flights depart from Seoul to Jeju City on average per day?

113 flights are operational daily from Seoul to Jeju City as of August 2025. The most popular departure time for this route is 6:00a.m., with 45% of flights per day taking off at noon.

How many flights depart from Seoul to Jeju City on average per week?

As of August 2025, there are 797 flights per week flying from Seoul to Jeju City. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.

How long does it take to fly to Jeju City?

When to book flights from Seoul to Jeju City

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

Fastest flight time

Direct flights

Airports in Jeju City

How far is Seoul to Jeju City by plane?

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

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?

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

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

Jin Air Flights From Seoul to Jeju City

Korean Air Flights From Seoul to Jeju City

Travelling to a place near Jeju City?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Jeju City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Fly your favourite airline to Jeju City

Airlines are sorted and displayed according to clicks in the past 7 days on momondo