Cheapest return ATL–ICN flights, April

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

Return flights

21 Apr - 12 May Frontier Airlines
29 Apr - 14 May Frontier Airlines
23 Apr - 21 May Frontier Airlines
24 Apr - 18 May Frontier Airlines
27 Apr - 03 May Frontier Airlines
28 Apr - 05 May Frontier Airlines
19 Apr - 05 May Alaska Airlines
21 Apr - 30 Apr Spirit Airlines
30 Apr - 03 May Spirit Airlines
21 Apr - 19 May Turkish Airlines
23 Apr - 30 Apr Frontier Airlines
22 Apr - 29 Apr Frontier Airlines
19 Apr - 25 Apr Etihad Airways
24 Apr - 26 Apr Frontier Airlines
23 Apr - 25 Apr Frontier Airlines
28 Apr - 14 May Air Canada
24 Apr - 26 Apr Delta direct
22 Apr - 29 Apr Delta direct
23 Apr - 30 Apr Delta direct
19 Apr - 26 Apr Delta direct

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

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