Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Cardiff to Seoul from £728

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Seoul departing on 3/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Cardiff to Seoul

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:45 - 10:50
CWL
-
ICN
29h 05m
2 stops
Multiple Airlines Logo
11:05 - 21:45
ICN
-
CWL
42h 40m
3 stops
£728Multiple Airlines
Sun, 3 May - Sun, 10 May
Multiple Airlines Logo
17:15 - 22:00
CWL
-
ICN
20h 45m
2 stops
Multiple Airlines Logo
17:50 - 16:45
ICN
-
CWL
30h 55m
2 stops
£806Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
17:15 - 10:50
CWL
-
ICN
33h 35m
3 stops
Multiple Airlines Logo
11:05 - 23:05
ICN
-
CWL
44h 00m
3 stops
£837Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
09:45 - 22:00
CWL
-
ICN
28h 15m
3 stops
Multiple Airlines Logo
01:35 - 22:50
ICN
-
CWL
29h 15m
2 stops
£845Multiple Airlines
Tue, 5 May - Mon, 11 May
Multiple Airlines Logo
21:45 - 10:05
CWL
-
ICN
28h 20m
2 stops
Multiple Airlines Logo
16:20 - 21:45
ICN
-
CWL
37h 25m
3 stops
£854Multiple Airlines
Sun, 3 May - Sun, 10 May
KLM Logo
09:45 - 16:25
CWL
-
ICN
22h 40m
1 stop
KLM Logo
11:55 - 16:45
ICN
-
CWL
36h 50m
1 stop
£921KLM
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
09:50 - 22:00
CWL
-
ICN
28h 10m
3 stops
Multiple Airlines Logo
16:20 - 21:45
ICN
-
CWL
37h 25m
3 stops
£959Multiple Airlines
Sun, 3 May - Sun, 10 May
KLM Logo
17:15 - 16:25
CWL
-
ICN
15h 10m
1 stop
KLM Logo
22:25 - 09:15
ICN
-
CWL
18h 50m
1 stop
£975KLM
Sun, 3 May - Sun, 10 May
KLM Logo
17:15 - 16:25
CWL
-
ICN
15h 10m
1 stop
KLM Logo
22:25 - 09:15
ICN
-
CWL
18h 50m
1 stop
£983KLM
Sun, 3 May - Sun, 10 May
Multiple Airlines Logo
21:45 - 10:50
CWL
-
ICN
29h 05m
2 stops
Multiple Airlines Logo
23:55 - 21:45
ICN
-
CWL
29h 50m
2 stops
£995Multiple Airlines
Sun, 3 May - Sun, 10 May

KLM flights from Cardiff to Seoul

Our best KLM deals on Cardiff to Seoul flight tickets
KLM
5 May
CWL09:45Cardiff Wales
22h 40m
1 stop
ICN16:25Incheon Intl
12 May
ICN11:55Incheon Intl
36h 50m
1 stop
CWL16:45Cardiff Wales
£921
KLM
3 May
CWL17:15Cardiff Wales
15h 10m
1 stop
ICN16:25Incheon Intl
10 May
ICN22:25Incheon Intl
18h 50m
1 stop
CWL09:15Cardiff Wales
£975
KLM
3 May
CWL17:15Cardiff Wales
15h 10m
1 stop
ICN16:25Incheon Intl
10 May
ICN22:25Incheon Intl
18h 50m
1 stop
CWL09:15Cardiff Wales
£983

Singapore Airlines flights from Cardiff to Seoul

Our best Singapore Airlines deals on Cardiff to Seoul flight tickets
Singapore Airlines
1 Sept
CWL17:15Cardiff Wales
38h 15m
2 stops
ICN15:30Incheon Intl
20 Sept
ICN23:50Incheon Intl
41h 25m
2 stops
CWL09:15Cardiff Wales
£1,938
Singapore Airlines
29 Aug
CWL17:35Cardiff Wales
37h 55m
2 stops
ICN15:30Incheon Intl
19 Sept
ICN23:50Incheon Intl
48h 55m
2 stops
CWL16:45Cardiff Wales
£1,989
Singapore Airlines
30 Aug
CWL17:15Cardiff Wales
45h 05m
2 stops
ICN22:20Incheon Intl
20 Sept
ICN23:50Incheon Intl
41h 25m
2 stops
CWL09:15Cardiff Wales
£2,217

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Seoul 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 279,928 searches. Data last updated 22 March 2026.
Use the filters below to find and compare flights from Cardiff to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sun 3/5

21:45-10:50

2 stops29h 05m

Incheon Intl

Sun 10/5

11:05-21:45

3 stops42h 40m

£728

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Tue 5/5

17:15-22:00

2 stops20h 45m

Incheon Intl

Tue 12/5

17:50-16:45

2 stops30h 55m

£806

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Tue 5/5

17:15-10:50

3 stops33h 35m

Incheon Intl

Tue 12/5

11:05-23:05

3 stops44h 00m

£837

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Tue 5/5

09:45-22:00

3 stops28h 15m

Incheon Intl

Mon 11/5

01:35-22:50

2 stops29h 15m

£845

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sun 3/5

21:45-10:05

2 stops28h 20m

Incheon Intl

Sun 10/5

16:20-21:45

3 stops37h 25m

£854

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Tue 5/5

09:45-16:25

1 stop22h 40m

Incheon Intl

Tue 12/5

11:55-16:45

1 stop36h 50m

£921

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sun 3/5

09:50-22:00

3 stops28h 10m

Incheon Intl

Sun 10/5

16:20-21:45

3 stops37h 25m

£959
Fastest return journey

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sun 3/5

17:15-16:25

1 stop15h 10m

Incheon Intl

Sun 10/5

22:25-09:15

1 stop18h 50m

£975

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sun 3/5

17:15-16:25

1 stop15h 10m

Incheon Intl

Sun 10/5

22:25-09:15

1 stop18h 50m

£983

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sun 3/5

21:45-10:50

2 stops29h 05m

Incheon Intl

Sun 10/5

23:55-21:45

2 stops29h 50m

£995

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Cardiff to Seoul

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

Cheap Cardiff to Seoul (CWL to SEL) flight deals and tips

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

Fastest flight time

28h 20m

Direct flights

None
The fastest flight from Cardiff to Seoul takes 28h 20m
There are no direct flights from Cardiff to Seoul. There are no popular flight routes from Cardiff to Seoul.
Search flight deals

  • How far is Cardiff Wales to Seoul by plane?

    A flight from Cardiff Wales to Seoul will travel around 5584.9 mi. A reasonable flight in good conditions will take 28h 20m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Seoul?

    Prices for flights from Cardiff Wales Airport to Seoul refresh daily.

  • How old do you have to be to fly from Cardiff Wales Airport to Seoul?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The necessary travel and health documents for your Seoul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Cardiff to Seoul?

  • How do I get Price Alerts for flights from Cardiff to Seoul?

    Confirm your travel details to search for the latest offers for flights from Cardiff to Seoul. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Cardiff to Seoul with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

It is quick and easy to find Cardiff to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

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

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

How can momondo help me find flights from Cardiff to Seoul?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Cardiff.

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

Yes momondo offers price alerts on flights to Seoul from Cardiff. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Seoul trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 21/4
Tue 28/4
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport