Cheapest return flights from Raleigh-durham to Seoul in September from $793

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Seoul (ICN) in September 2025 (see full year).

Return flights

06 Sep - 16 Sep Air Canada
04 Sep - 23 Sep Air Canada
09 Sep - 25 Sep Air Canada
05 Sep - 23 Sep Air Canada
05 Sep - 12 Sep Air Canada
22 Sep - 29 Sep Air Canada
26 Sep - 09 Oct Air Canada
14 Sep - 21 Sep American Airlines
20 Sep - 01 Oct United
26 Sep - 10 Oct Delta

Also check the deals for one-way flights from Raleigh-durham to Seoul in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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