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

Return flights

14 May - 28 May	WestJet
07 May - 17 May	WestJet
12 May - 30 May	WestJet
06 May - 12 May	WestJet
27 May - 02 Jun	WestJet
12 May - 19 May	WestJet
25 May - 18 Jun	WestJet
10 May - 20 May	WestJet
01 May - 15 May	WestJet
05 May - 16 Jun	WestJet
25 May - 17 Jun	WestJet
14 May - 01 Jun	Lufthansa
25 May - 29 May	Turkish Airlines
12 May - 30 May	Korean Air	direct
01 May - 15 May	Korean Air	direct
05 May - 16 Jun	Korean Air	direct
14 May - 01 Jun	Delta	direct
25 May - 18 Jun	Korean Air	direct
25 May - 17 Jun	Korean Air	direct
27 May - 02 Jun	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 $812

Return flights