AirHint found the following cheapest return flights from Cardiff (CWL) to Seoul (ICN) in July 2026 (see full year).
Return flights
| 26 Jul - 27 Aug | Ryanair | ||
| 29 Jul - 27 Aug | KLM | ||
| 27 Jul - 27 Aug | KLM | ||
| 30 Jul - 27 Aug | KLM | ||
| 28 Jul - 27 Aug | KLM | ||
| 31 Jul - 27 Aug | KLM | ||
| 25 Jul - 29 Jul | Singapore Airlines | ||
| 20 Jul - 20 Aug | Singapore Airlines |
Also check the deals for one-way flights from Cardiff to Seoul in July.
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