Cheapest return DFW–ICN flights, August

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Seoul (ICN) in August 2026 (see full year).

Return flights

10 Aug - 27 Aug Frontier Airlines
14 Aug - 26 Aug Frontier Airlines
01 Aug - 22 Aug Spirit Airlines
27 Aug - 07 Sep Frontier Airlines
31 Aug - 09 Sep Air Canada
23 Aug - 26 Aug United
28 Aug - 04 Sep United
24 Aug - 31 Aug United
24 Aug - 17 Sep Asiana Airlines
12 Aug - 23 Aug Frontier Airlines
13 Aug - 23 Aug EVA Air
12 Aug - 23 Aug Delta direct
24 Aug - 31 Aug Delta direct
23 Aug - 26 Aug Delta direct
17 Aug - 01 Sep Delta direct
30 Aug - 06 Sep Korean Air direct
31 Aug - 07 Sep Korean Air direct
25 Aug - 01 Sep Korean Air direct
26 Aug - 02 Sep Korean Air direct
27 Aug - 03 Sep Korean Air direct

Also check the deals for one-way flights from Dallas-Fort Worth to Seoul in August.

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