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

Return flights

11 Dec - 18 Dec	Turkish Airlines
16 Dec - 25 Dec	Turkish Airlines
15 Dec - 25 Dec	Turkish Airlines
16 Dec - 26 Dec	Turkish Airlines
10 Dec - 30 Dec	Delta
19 Dec - 26 Dec	Air Canada
24 Dec - 05 Jan	Finnair
24 Dec - 05 Jan	Korean Air	direct
25 Dec - 02 Jan	Korean Air	direct
19 Dec - 26 Dec	Korean Air	direct
15 Dec - 25 Dec	American Airlines	direct
16 Dec - 25 Dec	American Airlines	direct
16 Dec - 26 Dec	Korean Air	direct

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

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 December from $1090

Return flights