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.

In terms of precipitation, rainfall in Seoul ranges from 27.0 - 253.0 inches per month. July is typically the wettest month, when rainfall can reach 253.0 mm. December is typically the driest time to visit Seoul when rainfall is around 27.0 mm.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What is the cheapest time of day to fly from CWL to SEL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to Seoul as you normally would.

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.

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.

£773+ Cheap Flights from Cardiff to Seoul

Cheap flight deals from Cardiff to Seoul

Enter your travel dates to find the best prices.

Cheapest

Best

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 29 October 2026.

Thu 10/1210:20 -

3 stops26h 35m

Thu 17/1219:55 -

3 stops35h 50m

Deal found 26/10£773

Tue 22/1222:05 -

2 stops28h 30m

Fri 8/109:50 -

2 stops32h 55m

Deal found 24/10£1,054

Thu 10/1217:30 -

1 stop14h 20m

Thu 17/1212:10 -

1 stop30h 40m

Deal found 26/10£1,101

Tue 22/1217:30 -

1 stop14h 25m

Fri 8/113:20 -

2 stops53h 25m

Deal found 24/10£1,142

Find flight deals from Cardiff to Seoul

Round-trip from	£773

10/12-17/12
6 total stops
62h 25m total
Cardiff to Seoul

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffIncheon

CWL Cardiff Wales - ICN Incheon Intl

CWLICN

Cardiff Wales

Thu 10/12

13:25-18:20

2 stops19h 55m

Incheon Intl

Thu 17/12

19:55-22:45

3 stops35h 50m

£775

CardiffIncheon

CWL Cardiff Wales - ICN Incheon Intl

CWLICN

Cardiff Wales

Mon 1/2

10:20-19:00

2 stops23h 40m

Incheon Intl

Sat 20/2

23:45-17:00

3 stops26h 15m

£870

CardiffIncheon

CWL Cardiff Wales - ICN Incheon Intl

CWLICN

Cardiff Wales

Mon 1/2

10:20-16:55

1 stop21h 35m

Incheon Intl

Sat 20/2

23:05-17:00

1 stop26h 55m

£876

CardiffIncheon

CWL Cardiff Wales - ICN Incheon Intl

CWLICN

Cardiff Wales

Tue 22/12

22:05-11:35

2 stops28h 30m

Incheon Intl

Fri 8/1

09:50-09:45

2 stops32h 55m

£1,054

Fastest return journey

CardiffIncheon

CWL Cardiff Wales - ICN Incheon Intl

CWLICN

Cardiff Wales

Thu 10/12

17:30-16:50

1 stop14h 20m

Incheon Intl

Thu 17/12

12:10-09:50

1 stop30h 40m

£1,101

CardiffIncheon

CWL Cardiff Wales - ICN Incheon Intl

CWLICN

Cardiff Wales

Tue 22/12

17:30-16:55

1 stop14h 25m

Incheon Intl

Fri 8/1

13:20-09:45

2 stops53h 25m

£1,142

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Sorted by cheapest first

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.

CWL-SEL

CWL-ICN

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

CWL-SEL

CWL-ICN

No data available for this route at this time. Please check back soon.

Related info for your journey

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.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Cardiff to Seoul.

Can Cheapflights find flights from Cardiff to Seoul with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Seoul flexibly with Cheapflights today.

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

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Cheap flights from Cardiff to Seoul from £773

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to Seoul

Cheapest flights from Cardiff to SeoulExplore 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 29 October 2026.

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 29 October 2026.

Best flights from Cardiff to SeoulDiscover carefully curated flight deals from Cardiff to Seoul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 October 2026.

Discover carefully curated flight deals from Cardiff to Seoul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 October 2026.

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Best time to book a flight from Cardiff to Seoul

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Related info for your journey

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

How long is the flight from Cardiff to Seoul?

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

How can I find direct flights from Cardiff to Seoul?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to Seoul

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Complete your trip

Complete your trip to Seoul by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to South Korea

Book a non-stop flight to one of these other cities located in South Korea.

Search flights from Cardiff to Seoul by cabin class

Find flights from Cardiff to Seoul, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Cardiff and Seoul flights

Browse other Cardiff and Seoul flight options. Last updated on 29 October 2026.

Other flights from Cardiff

Browse through other flights departing from Cardiff. Flights are based on user searches made on Cheapflights and were last updated on 29 October 2026.

Popular flight searches

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Other flights to Seoul

Explore flights to Seoul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 October 2026.

Fly with Cheapflights

How does Cheapflights help users find flights from Cardiff to Seoul?

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

Can Cheapflights find flights from Cardiff to Seoul with no change fees?

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

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Travel Smart

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 29 October 2026.

Best flights from Cardiff to Seoul
Discover carefully curated flight deals from Cardiff to Seoul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 October 2026.