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£101+ 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 31/1. 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 — LHR
17 Jan — 24 Jan1
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 18 December 2025.

Cheapest airline

Jeju Air

Good round-trip deal

£27 or less

Good one-way deal

£30 or less
On average, Jeju Air currently has the cheapest one-way flight from Seoul (avg. price of £66).
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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 18 December 2025.

Wed 15/407:40GMP - HND
Nonstop2h 10mANA
Mon 20/420:05HND - GMP
Nonstop2h 15mANA
Deal found 16/12£206
Sat 25/407:40GMP - HND
Nonstop2h 10mANA
Thu 30/420:05HND - GMP
Nonstop2h 15mANA
Deal found 16/12£224
Sat 31/119:50GMP - HND
Nonstop2h 05mANA
Sat 7/220:00HND - GMP
Nonstop2h 30mANA
Deal found 16/12£225
Wed 18/319:50GMP - HND
Nonstop2h 05mANA
Mon 23/320:00HND - GMP
Nonstop2h 30mANA
Deal found 16/12£230
Sat 24/119:50GMP - HND
Nonstop2h 05mANA
Tue 27/108:45HND - GMP
Nonstop2h 35mANA
Deal found 16/12£236
Wed 18/307:45GMP - HND
Nonstop2h 00mANA
Sun 22/320:00HND - GMP
Nonstop2h 30mANA
Deal found 16/12£237
Sun 15/307:45GMP - HND
Nonstop2h 00mANA
Fri 27/320:00HND - GMP
Nonstop2h 30mANA
Deal found 17/12£238
Fri 23/119:50GMP - HND
Nonstop2h 05mANA
Tue 27/115:55HND - GMP
Nonstop2h 40mANA
Deal found 16/12£251
Mon 16/307:45GMP - HND
Nonstop2h 00mANA
Fri 27/320:00HND - GMP
Nonstop2h 30mANA
Deal found 17/12£254
Mon 16/314:25GMP - HND
1 stop7h 05mAir China
Fri 27/318:00HND - GMP
1 stop19h 05mAir China
Deal found 17/12£255
Wed 31/1207:45GMP - HND
Nonstop2h 00mANA
Wed 7/120:00HND - GMP
Nonstop2h 30mANA
Deal found 17/12£264
Fri 3/414:25GMP - LGW
1 stop24h 10mAir China
Mon 13/412:35LGW - GMP
1 stop16h 30mAir China
Deal found 16/12£396

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 18 December 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 9/1

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Tue 13/1

15:45-18:20

Nonstop2h 35m

£274

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Wed 14/1

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Tue 20/1

08:20-10:55

Nonstop2h 35m

£274

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Wed 28/1

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Tue 3/2

19:30-22:05

Nonstop2h 35m

£274

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Thu 8/1

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Tue 13/1

15:45-18:20

Nonstop2h 35m

£274

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 23/1

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Mon 26/1

08:20-10:55

Nonstop2h 35m

£275

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 15/5

16:10-18:30

Nonstop2h 20m

Tokyo Haneda

Mon 18/5

12:30-14:50

Nonstop2h 20m

£286

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Thu 5/2

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Mon 9/2

15:45-18:20

Nonstop2h 35m

£286

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Fri 6/2

19:40-21:45

Nonstop2h 05m

Tokyo Haneda

Mon 9/2

15:45-18:20

Nonstop2h 35m

£286

SeoulTokyo

GMP - HND

GMPHND

Seoul Gimpo Intl

Sun 11/1

08:00-10:05

Nonstop2h 05m

Tokyo Haneda

Sat 24/1

19:30-22:05

Nonstop2h 35m

£286

SeoulLondon

GMP - LGW

GMPLGW

Seoul Gimpo Intl

Fri 6/3

20:50-14:00

1 stop26h 10m

London Gatwick

Wed 11/3

17:00-19:50

1 stop17h 50m

£397

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 60 results
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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 Heathrow. Price data was last updated on 12 December 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Seoul (average of £359). Flying from Seoul in July will prove the most costly (average of £564). 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?

Many airlines operate round-trip flights from Seoul: Asiana Airlines, China Eastern, Korean Air, Air China. These airlines fly to the following popular destinations: London.

China Southern
China Southern
From £307
China Eastern
China Eastern
From £209
Asiana Airlines
Asiana Airlines
From £33
Thai Airways
Thai Airways
From £475

What are popular destinations to fly to from Seoul?

If you’re flying from Seoul, these routes are more frequently taken by airlines Tokyo (998 flights per day), Osaka (968 flights per day) and Jeju City (865 flights per day).

Tokyo
Tokyo
From £54
London
London
From £255
Beijing
Beijing
From £62
Osaka
Osaka
From £53

What is the cheapest place to fly to from Seoul?

The cheapest city to fly to from Seoul is Jeju City, with prices starting at £10. Explore other affordable destinations below.

Jeju City
Jeju City
From £10
Singapore Changi
Singapore Changi
From £44
Hiroshima
Hiroshima
From £51
Osaka
Osaka
From £53

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 858,174 searches.
Read through reviews of airlines serving Seoul, such as Korean Air, Asiana Airlines, andChina Eastern. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Comfort

8.3

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
1,186 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Comfort

8.3

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!!
Asiana Airlines
8.2
Very Good
493 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Comfort

8.3

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!!
China Eastern
7.2
Good
178 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Comfort

8.3

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!!
Air China
7.1
Good
129 reviews
Korean Air
8.4
Very Good
1,186 reviews
Check prices

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Comfort

8.3

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!!

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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 18 December 2025.

  • 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 are the cheapest airlines flying from Seoul to anywhere?

    Over the past few days, we've found that T'way Air, Asiana Airlines, and Jeju Air have the cheapest prices from Seoul. T'way Air flights from Seoul to Jeju City (£19), Asiana Airlines flights from Seoul to Jeju City (£25), and Jeju Air flights from Seoul to Jeju City (£30).

  • What is the cheapest month to fly from Seoul?

    At the present moment the cheapest month to fly from Seoul is currently March; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

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

    Check out the cheapest flights from Seoul to embark to:
    Travel from Seoul to London from £321 round trip

  • How does Cheapflights help users find flights from Seoul?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seoul today with Cheapflights!

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

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seoul for you. Better yet — we are completely free to use.

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

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Seoul, users can toggle the no change fees filter when performing a flight search.

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

    Of course! You can now track prices for flights from Seoul and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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How does Cheapflights help users find flights from Seoul?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seoul today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seoul for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seoul with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seoul, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Seoul and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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