AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Seoul (ICN) in August 2026 (see full year).
Return flights
| 30 Aug - 12 Sep | Air Canada | ||
| 04 Aug - 08 Sep | Air Canada | ||
| 05 Aug - 09 Sep | Air Canada | ||
| 20 Aug - 30 Aug | Frontier Airlines | ||
| 05 Aug - 08 Sep | Air Canada | ||
| 30 Aug - 08 Sep | Delta |
Also check the deals for one-way flights from Raleigh-durham to Seoul in August.
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