Cheapest return flights from Raleigh-durham to Seoul in September from $980

Best time to book flights for Raleigh-durham (RDU) to Seoul (ICN) flights at AirHint

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

Return flights

20 Sep - 17 Oct Alaska Airlines
10 Sep - 25 Sep WestJet
14 Sep - 21 Sep Air Canada
14 Sep - 27 Sep Air Canada
15 Sep - 30 Sep Alaska Airlines

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul