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

Return flights

22 Jan - 29 Jan	Hawaiian Airlines
28 Jan - 12 Feb	Air Canada
01 Jan - 05 Jan	Turkish Airlines
05 Jan - 30 Jan	KLM
22 Jan - 29 Jan	Delta	direct
05 Jan - 30 Jan	Delta	direct
28 Jan - 12 Feb	Korean Air	direct

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

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 January from 1030€

Return flights