AirHint found the following cheapest return flights from Atlanta (ATL) to Seoul (ICN) in May 2026 (see full year).

Return flights

03 May - 31 May	WestJet
21 May - 04 Jun	WestJet
04 May - 18 May	Turkish Airlines
22 May - 06 Jun	WestJet
01 May - 09 May	WestJet
01 May - 08 May	Turkish Airlines
04 May - 18 May	Delta	direct
03 May - 31 May	Korean Air	direct
01 May - 09 May	Korean Air	direct
01 May - 08 May	Delta	direct
21 May - 04 Jun	Delta	direct
22 May - 06 Jun	Delta	direct
19 May - 26 May	Delta	direct

Also check the deals for one-way flights from Atlanta to Seoul in May.

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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Cheapest return flights from Atlanta to Seoul in May from 827€

Return flights