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Cheap flights from Cardiff to Seoul from £683

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 28/1. 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
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Find the cheapest flights from Cardiff to Seoul

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:20 - 22:15
CWL
-
ICN
26h 55m2 stops
Multiple Airlines Logo
09:25 - 10:05
ICN
-
CWL
33h 40m3 stops
£683Multiple Airlines
Wed, 28 Jan - Wed, 4 Feb
Multiple Airlines Logo
17:25 - 16:55
CWL
-
ICN
14h 30m1 stop
Multiple Airlines Logo
18:45 - 09:50
ICN
-
CWL
48h 05m2 stops
£721Multiple Airlines
Wed, 28 Jan - Wed, 4 Feb
Multiple Airlines Logo
10:20 - 16:35
CWL
-
ICN
21h 15m3 stops
Multiple Airlines Logo
09:25 - 10:05
ICN
-
CWL
33h 40m3 stops
£730Multiple Airlines
Wed, 28 Jan - Wed, 4 Feb
Multiple Airlines Logo
10:20 - 22:15
CWL
-
ICN
26h 55m2 stops
Multiple Airlines Logo
09:35 - 10:05
ICN
-
CWL
33h 30m2 stops
£740Multiple Airlines
Wed, 28 Jan - Wed, 4 Feb
KLM Logo
17:15 - 16:55
CWL
-
ICN
14h 40m1 stop
KLM Logo
22:25 - 16:45
ICN
-
CWL
26h 20m1 stop
£1,426KLM
Fri, 27 Mar - Mon, 20 Apr
KLM Logo
10:20 - 16:55
CWL
-
ICN
21h 35m1 stop
KLM Logo
11:40 - 09:15
ICN
-
CWL
29h 35m2 stops
£1,560KLM
Fri, 27 Mar - Mon, 20 Apr
Multiple Airlines Logo
10:20 - 17:20
CWL
-
ICN
22h 00m2 stops
Multiple Airlines Logo
12:00 - 09:15
ICN
-
CWL
53h 15m3 stops
£2,116Multiple Airlines
Fri, 27 Mar - Mon, 20 Apr
Multiple Airlines Logo
10:20 - 17:20
CWL
-
ICN
22h 00m2 stops
Multiple Airlines Logo
11:35 - 09:15
ICN
-
CWL
29h 40m2 stops
£3,136Multiple Airlines
Fri, 27 Mar - Mon, 20 Apr

KLM flights from Cardiff to Seoul

Our best KLM deals on Cardiff to Seoul flight tickets
KLM
27 Mar
CWL17:15Cardiff Wales
14h 40m
1 stop
ICN16:55Incheon Intl
20 Apr
ICN22:25Incheon Intl
26h 20m
1 stop
CWL16:45Cardiff Wales
£1,426
Find similar
KLM
27 Mar
CWL10:20Cardiff Wales
21h 35m
1 stop
ICN16:55Incheon Intl
20 Apr
ICN11:40Incheon Intl
29h 35m
2 stops
CWL09:15Cardiff Wales
£1,560
Find similar

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 15 December 2025.
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

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 28/1

10:20-22:15

2 stops26h 55m

Incheon Intl

Wed 4/2

09:25-10:05

3 stops33h 40m

£683

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 28/1

17:25-16:55

1 stop14h 30m

Incheon Intl

Wed 4/2

18:45-09:50

2 stops48h 05m

£721

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 28/1

10:20-16:35

3 stops21h 15m

Incheon Intl

Wed 4/2

09:25-10:05

3 stops33h 40m

£730

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 28/1

10:20-22:15

2 stops26h 55m

Incheon Intl

Wed 4/2

09:35-10:05

2 stops33h 30m

£740

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 27/3

17:15-16:55

1 stop14h 40m

Incheon Intl

Mon 20/4

22:25-16:45

1 stop26h 20m

£1,426

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 27/3

10:20-16:55

1 stop21h 35m

Incheon Intl

Mon 20/4

11:40-09:15

2 stops29h 35m

£1,560

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 27/3

10:20-17:20

2 stops22h 00m

Incheon Intl

Mon 20/4

12:00-09:15

3 stops53h 15m

£2,116

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 27/3

10:20-17:20

2 stops22h 00m

Incheon Intl

Mon 20/4

11:35-09:15

2 stops29h 40m

£3,136

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Seoul from

How to get the cheapest flight ticket from Cardiff to Seoul

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 day to depart on your flight to Seoul?

The cheapest day to depart from Cardiff to Seoul is on a Sunday when prices can be found for as low as £743. Flights from Cardiff to Seoul on a Saturday will generally be more expensive and average around £930. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

26h 55m

Direct flights

None
The fastest flight from Cardiff to Seoul takes 26h 55m
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 26h 55m.

  • 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?

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.

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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