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S$ 51+ Cheap flights from Seoul

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21-3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEL — SIN
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Seoul

Discover essential information about flights departing from Seoul, including flight schedules, destinations, airlines operating at the Seoul airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 10 March 2026.

Cheapest airline

Jeju Air

Good round-trip deal

S$ 64 or less

Good one-way deal

S$ 33 or less
On average, Jeju Air currently has the cheapest one-way flight from Seoul (avg. price of S$ 108).
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Price to beat on a round-trip flight from Seoul.
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Price to beat on a one-way flight from Seoul.
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Find flights from Seoul

Enter your travel dates to find the best prices.

Cheapest flights from Seoul
Explore the most affordable flight options available from Seoul. Find the lowest fares based on data from user searches, with prices last updated on 10 March 2026.

Sun 10-520:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Tue 12-500:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Deal found 10-3S$ 215
Wed 1-420:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Tue 7-400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Deal found 10-3S$ 216
Sat 13-620:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Mon 15-600:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Deal found 6-3S$ 219
Tue 1-920:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Tue 8-900:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Deal found 10-3S$ 220
Wed 1-420:10
ICN
-
HKG
Nonstop3h 35m
Eastar Jet
Sun 12-400:05
HKG
-
ICN
Nonstop4h 05m
Eastar Jet
Deal found 10-3S$ 221
Sat 16-520:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Mon 18-500:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Deal found 9-3S$ 223
Tue 14-408:45
ICN
-
HKG
Nonstop4h 10m
T'way Air
Wed 15-413:15
HKG
-
ICN
Nonstop3h 50m
T'way Air
Deal found 9-3S$ 225
Wed 22-420:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Fri 24-400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Deal found 9-3S$ 227
Wed 22-420:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Thu 23-400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Deal found 10-3S$ 228
Fri 3-420:40
ICN
-
HKG
Nonstop3h 55m
Jeju Air
Mon 6-400:35
HKG
-
ICN
Nonstop3h 55m
Jeju Air
Deal found 8-3S$ 229
Thu 23-418:10
ICN
-
SIN
Nonstop6h 30m
Multiple Airlines
Mon 27-420:45
SIN
-
ICN
1 stop9h 15m
Multiple Airlines
Deal found 9-3S$ 255
Thu 9-415:50
ICN
-
SIN
Nonstop6h 40m
T'way Air
Tue 14-423:00
SIN
-
ICN
Nonstop6h 45m
T'way Air
Deal found 9-3S$ 256

Find flights from Seoul within your budget

 
Find flights departing from Seoul that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 10 March 2026. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Tue 12-5

20:10-22:45

Nonstop3h 35m

Hong Kong Intl

Wed 13-5

00:05-05:10

Nonstop4h 05m

S$ 227

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sat 4-7

20:10-22:45

Nonstop3h 35m

Hong Kong Intl

Mon 6-7

00:05-05:10

Nonstop4h 05m

S$ 252

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 26-5

18:05-11:55

1 stop18h 50m

Singapore Changi

Sun 31-5

13:05-05:50

1 stop15h 45m

S$ 276

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 23-6

10:05-11:55

1 stop26h 50m

Singapore Changi

Thu 25-6

15:50-05:50

1 stop13h 00m

S$ 276

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 25-6

18:05-11:55

1 stop18h 50m

Singapore Changi

Sat 4-7

15:50-16:35

1 stop23h 45m

S$ 277

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Sun 7-6

20:40-23:35

Nonstop3h 55m

Hong Kong Intl

Mon 8-6

00:35-05:30

Nonstop3h 55m

S$ 281

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 27-6

17:55-17:25

1 stop24h 30m

Singapore Changi

Wed 1-7

13:05-05:50

1 stop15h 45m

S$ 284

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 24-8

18:05-11:55

1 stop18h 50m

Singapore Changi

Thu 27-8

15:50-05:50

1 stop13h 00m

S$ 285

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 20-5

18:05-14:50

1 stop21h 45m

Singapore Changi

Sat 23-5

15:50-05:50

1 stop13h 00m

S$ 285

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 5-8

08:45-11:55

Nonstop4h 10m

Hong Kong Intl

Sat 8-8

13:15-18:05

Nonstop3h 50m

S$ 294

Flights are sorted by cheapest return flights first.

Deals found on 8-3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Seoul

Have a flexible travel schedule? Discover the best time to fly from Seoul with our price prediction graph.
Estimated return 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.

Travel insights for flights from Seoul

Get recent, data-driven insights about flights from Seoul including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Seoul?

Use this chart to determine the optimal time to book a return flight from Seoul to Singapore. Price data was last updated on 6 March 2026.

The price you pay for your flight from Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Seoul (average of S$ 199). Flying from Seoul in January will prove the most costly (average of S$ 313). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Seoul?

When flying from Seoul check dates and pricing for the following: Korean Air, Singapore Airlines, T'way Air, Jeju Air, Scoot. As they depart for the following popular destinations: Singapore.

Korean Air
Korean Air
From S$ 78
Jeju Air
Jeju Air
From S$ 35
Asiana Airlines
Asiana Airlines
From S$ 65
Singapore Airlines
Singapore Airlines
From S$ 383

What are popular destinations to fly to from Seoul?

From Seoul you can expect to find greater availability for the following destinations: Osaka (1,002 flights per day), Tokyo (973 flights per day) and Jeju City (751 flights per day).

Beijing
Beijing
From S$ 219

What is the cheapest place to fly to from Seoul?

The cheapest city to fly to from Seoul is Tokyo, with prices starting at S$ 60. Explore other affordable destinations below.

Tokyo
Tokyo
From S$ 60
Busan Gimhae
Busan Gimhae
From S$ 82

Airline reviews for flights from Seoul

Get insights into the airlines that provide service from Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Seoul. In the last 7 days, Cheapflights users made a total of 200,618 searches.
See what other customers who have flown with Korean Air,Singapore Airlines, andJeju Air from Seoul have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,202 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Singapore Airlines
8.2
Very Good
1,471 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Jeju Air
7.6
Good
35 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Scoot
6.7
Okay
320 reviews
Korean Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly your favourite airline from Seoul

Browse through various options for flying your favourite airline from Seoul. Flight routes are based on user searches made on Cheapflights and were last updated on 10 March 2026.
Korean Air flights from Seoul to Jeju City
Asiana Airlines flights from Seoul to Jeju City
Jeju Air flights from Seoul to Jeju City
Singapore Airlines flights from Seoul to Singapore

Related info for your journey

Access useful and relevant information related to your journey from Seoul. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 10 March 2026.

  • What are the most popular destinations to fly to from Seoul?

    This month, the top selected destinations from Seoul are Fukuoka, Da Nang, Bangkok Suvarnabhumi Airport. Throughout the year, Fukuoka, Da Nang, Bangkok Suvarnabhumi Airport are some of the top choices made by users flying from Seoul.

  • What is the cheapest airport to fly out of Seoul?

    The cheapest routes to Singapore can be found at Incheon Intl airport from S$ 106. While Seoul Gimpo Intl airport is usually cheaper if your destination is Singapore with prices starting at S$ 449. Reference our flight search to find the best deals in real time.

  • What are the cheapest airlines flying from Seoul to anywhere?

    Recently, we've found that Jin Air, Jeju Air, and Asiana Airlines had the cheapest round-trip tickets from Seoul. Some of the destinations and prices are as follows: Jin Air flights from Seoul to Jeju City (S$ 24). Jeju Air flights from Seoul to Jeju City (S$ 41). Asiana Airlines flights from Seoul to Jeju City (S$ 51).

  • What is the cheapest month to fly from Seoul?

    Currently, the cheapest month for flights from Seoul is October. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Seoul?

    View the cheapest flight destinations from Seoul:
    Fly from Seoul to Singapore from S$ 106 round trip

  • How does Cheapflights help users find flights from Seoul?

    Deals for flights from Seoul are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seoul.

  • Can Cheapflights find flights from Seoul with no change fees?

    Certainly. Search results for flights from Seoul shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Seoul become cheaper?

    Yes! Start tracking prices for flights from Seoul today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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How does Cheapflights help users find flights from Seoul?

Deals for flights from Seoul are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seoul.

Can Cheapflights find flights from Seoul with no change fees?

Certainly. Search results for flights from Seoul shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for flights from Seoul today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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