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Cheap flights from Cardiff to Seoul from £337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Seoul departing on 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Cardiff to Seoul

Cheap return flights

Logo
12:25 - 17:40CWL-ICN
21h 15m2 stops
Logo
09:50 - 07:30ICN-CWL
29h 40m2 stops
£913
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Fri, 26 Sep - Fri, 3 Oct
Logo
12:25 - 07:00CWL-ICN
34h 35m3 stops
Logo
09:50 - 07:30ICN-CWL
29h 40m2 stops
£924
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Fri, 26 Sep - Fri, 3 Oct
Logo
12:25 - 07:00CWL-ICN
34h 35m3 stops
Logo
09:50 - 07:30ICN-CWL
29h 40m3 stops
£993
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Fri, 26 Sep - Fri, 3 Oct
Logo
17:15 - 16:40CWL-ICN
15h 25m1 stop
Logo
09:50 - 07:30ICN-CWL
29h 40m2 stops
£1,093
Find Deal
Fri, 26 Sep - Fri, 3 Oct
KLM Logo
17:15 - 16:25CWL-ICN
15h 10m1 stop
KLM Logo
22:25 - 17:05ICN-CWL
26h 40m1 stop
£1,799KLM
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Fri, 26 Sep - Fri, 3 Oct
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09:50 - 16:25CWL-ICN
22h 35m1 stop
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01:20 - 19:15ICN-CWL
25h 55m2 stops
£2,530
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Fri, 26 Sep - Thu, 2 Oct
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17:15 - 11:35CWL-ICN
34h 20m3 stops
Logo
01:20 - 19:15ICN-CWL
25h 55m2 stops
£2,570
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Fri, 26 Sep - Thu, 2 Oct
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19:45 - 17:05CWL-ICN
37h 20m2 stops
Logo
01:20 - 19:15ICN-CWL
25h 55m2 stops
£2,579
Find Deal
Fri, 26 Sep - Thu, 2 Oct

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 13 August 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

Fri 26/9

12:25-17:40

2 stops21h 15m

Incheon Intl

Fri 3/10

09:50-07:30

2 stops29h 40m

£913

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

12:25-07:00

3 stops34h 35m

Incheon Intl

Fri 3/10

09:50-07:30

2 stops29h 40m

£924

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

12:25-07:00

3 stops34h 35m

Incheon Intl

Fri 3/10

09:50-07:30

3 stops29h 40m

£993

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

17:15-16:40

1 stop15h 25m

Incheon Intl

Fri 3/10

09:50-07:30

2 stops29h 40m

£1,093

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

17:15-16:25

1 stop15h 10m

Incheon Intl

Fri 3/10

22:25-17:05

1 stop26h 40m

£1,799

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

09:50-16:25

1 stop22h 35m

Incheon Intl

Thu 2/10

01:20-19:15

2 stops25h 55m

£2,530

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

17:15-11:35

3 stops34h 20m

Incheon Intl

Thu 2/10

01:20-19:15

2 stops25h 55m

£2,570

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Fri 26/9

19:45-17:05

2 stops37h 20m

Incheon Intl

Thu 2/10

01:20-19:15

2 stops25h 55m

£2,579

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Mon 15/9

13:10-11:35

3 stops38h 25m

£337

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Mon 15/9

13:10-14:00

2 stops40h 50m

£383

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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 typical price of a round-trip flight between Cardiff and Seoul?

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 £738. Flights from Cardiff to Seoul on a Saturday will generally be more expensive and average around £924. 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

Best price found

£337

Fastest flight time

15h 10m

Direct flights

None

Airports in Seoul

1 airport
The best one-way flight to Seoul from Cardiff in the past 72 hours is £337. The best return flight deal from Cardiff to Seoul found on momondo in the last 72 hours is £913.
The fastest flight from Cardiff to Seoul takes 15h 10m
There are no direct flights from Cardiff to Seoul. Popular non-direct route for this connection is Cardiff Wales Airport - Incheon Intl Airport.
There is 1 airport near Seoul: Incheon Intl (ICN)
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  • 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 15h 10m.

  • 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