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Cheap flights from Cardiff to Seoul from £624

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SEL
12 Nov — 19 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Cardiff to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 October 2025.

Round-trip from

£624

Popular in

March

Cheapest in

November

Average price

£721
26/11-3/12
  • 26/11-3/12
  • 5 total stops
  • 65h 50m total
  • Cardiff to Seoul
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£36 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from Cardiff to Seoul

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Seoul
Explore the most affordable flight options available from Cardiff to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2025.

Wed 26/1115:55CWL - ICN
2 stops33h 55mMultiple Airlines
Wed 3/1211:10ICN - CWL
3 stops31h 55mMultiple Airlines
Deal found 12/10£624
Wed 26/1110:20CWL - ICN
1 stop21h 35mKLM
Wed 3/1212:40ICN - CWL
2 stops30h 10mKLM
Deal found 12/10£656
Tue 11/1110:20CWL - ICN
2 stops23h 40mMultiple Airlines
Mon 24/1123:45ICN - CWL
2 stops26h 10mMultiple Airlines
Deal found 11/10£697
Sat 22/1117:25CWL - ICN
1 stop14h 30mKLM
Sat 29/1112:40ICN - CWL
2 stops30h 10mKLM
Deal found 13/10£702
Sat 22/1110:20CWL - ICN
2 stops25h 25mMultiple Airlines
Sat 29/1108:55ICN - CWL
2 stops33h 55mMultiple Airlines
Deal found 13/10£717

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 13 October 2025.
Use the filters below to find and compare flights from Cardiff to Seoul that are best for you.

Fly from

Cardiff

Fly to

Seoul

Route

Depart

Return

Price

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 26/11

15:55-10:50

2 stops33h 55m

Incheon Intl

Wed 3/12

11:10-10:05

3 stops31h 55m

£624

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 26/11

10:20-16:55

1 stop21h 35m

Incheon Intl

Wed 3/12

12:40-09:50

2 stops30h 10m

£656

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Tue 11/11

10:20-19:00

2 stops23h 40m

Incheon Intl

Mon 24/11

23:45-16:55

2 stops26h 10m

£697

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sat 22/11

17:25-16:55

1 stop14h 30m

Incheon Intl

Sat 29/11

12:40-09:50

2 stops30h 10m

£702

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Sat 22/11

10:20-20:45

2 stops25h 25m

Incheon Intl

Sat 29/11

08:55-09:50

2 stops33h 55m

£717

CardiffIncheon

CWL - ICN

CWLICN

Cardiff Wales

Wed 4/3

10:20-16:55

1 stop21h 35m

Incheon Intl

Sun 8/3

12:10-09:50

1 stop30h 40m

£777

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Best time to book a flight from Cardiff to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Cardiff 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.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Seoul

How much does it cost for a return flight from Cardiff to Seoul?

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Seoul?

    Located just 9.1 mi from the city center, Cardiff Wales is the airport most travelers will use when flying to Seoul from Cardiff. Booking flights from Cardiff Wales (CWL) to Seoul should be relatively easy as there are 0 daily outbound flights to Seoul from 0 different airlines.

  • How long is the flight from Cardiff to Seoul?

    There are many flights that can get you from Cardiff to Seoul in 21h 35m. Fly via KLM to get the fastest option. Airlines will cover a distance of 5586 mi.

  • Can I find deals for flights from Cardiff to Seoul that include hotel bookings?

    Yes. In addition to deals on Cardiff to Seoul flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Seoul.

  • Can I find deals for business class flights from Cardiff to Seoul?

    Yes. Cheapflights offers flight deals from Cardiff to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Cardiff to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights notify me if prices for flights from Cardiff to Seoul become cheaper?

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