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

Return flights

01 May - 11 May	Turkish Airlines
28 May - 19 Jun	WestJet
21 May - 20 Jun	Air Canada
21 May - 13 Jun	WestJet
30 May - 14 Jun	WestJet
30 May - 06 Jun	WestJet
31 May - 07 Jun	WestJet
28 May - 10 Jun	Lufthansa
01 May - 11 May	Delta	direct
28 May - 10 Jun	Delta	direct
28 May - 19 Jun	Delta	direct
21 May - 20 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 $1098

Return flights