AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Seoul (ICN) in September 2025 (see full year).
02 Sep - 06 Sep | Alaska Airlines | ||
19 Sep - 03 Oct | Turkish Airlines | ||
02 Sep - 06 Sep | Korean Air | direct | |
19 Sep - 03 Oct | Korean Air | direct |
Also check the deals for one-way flights from Dallas-Fort Worth to Seoul in September.
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.