AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Seoul (ICN) in October 2025 (see full year).

Return flights

23 Oct - 28 Oct	United
27 Oct - 08 Nov	United
13 Oct - 28 Oct	Cathay Pacific
20 Oct - 29 Oct	Cathay Pacific
13 Oct - 21 Oct	Cathay Pacific
20 Oct - 30 Oct	United
23 Oct - 06 Nov	United
13 Oct - 30 Oct	Cathay Pacific
03 Oct - 13 Oct	Alaska Airlines
01 Oct - 13 Oct	Alaska Airlines
13 Oct - 27 Oct	Cathay Pacific
13 Oct - 23 Oct	Cathay Pacific
15 Oct - 05 Nov	Spirit Airlines
23 Oct - 06 Nov	Delta	direct
15 Oct - 05 Nov	Delta	direct
27 Oct - 08 Nov	Korean Air	direct

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

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 Dallas-Fort Worth to Seoul in October from 716€

Return flights