Cheapest return flights from Dallas to Seoul in September from $1148

AirHint found the following cheapest return flights from Dallas (DAL) to Seoul (ICN) in September 2025 (see full year).

Return flights

16 Sep - 15 Oct Delta
01 Sep - 13 Sep Delta
06 Sep - 27 Sep Korean Air
20 Sep - 23 Sep Korean Air
08 Sep - 26 Sep Korean Air
13 Sep - 21 Sep Korean Air
10 Sep - 15 Sep Korean Air
08 Sep - 24 Sep Korean Air
16 Sep - 30 Sep Korean Air

Also check the deals for one-way flights from Dallas to Seoul in September.

Skyscanner

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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