AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Seoul (ICN) in February 2026 (see full year).
Return flights
| 28 Feb - 18 Mar | United | ||
| 12 Feb - 15 Feb | Delta | ||
| 03 Feb - 18 Feb | Delta | ||
| 19 Feb - 24 Mar | United | ||
| 06 Feb - 12 Feb | Delta | ||
| 06 Feb - 15 Feb | United |
Also check the deals for one-way flights from Raleigh-durham to Seoul in February.
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