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

Return flights

09 May - 18 May	Cathay Pacific
07 May - 14 May	Turkish Airlines
02 May - 07 May	Turkish Airlines
01 May - 07 May	Turkish Airlines
02 May - 09 May	Turkish Airlines
22 May - 29 May	WestJet
24 May - 31 May	Alaska Airlines
28 May - 15 Jun	Finnair
27 May - 15 Jun	Finnair
29 May - 16 Jun	Finnair
23 May - 31 May	WestJet
07 May - 14 May	Delta	direct
09 May - 18 May	Korean Air	direct
27 May - 15 Jun	Delta	direct
28 May - 15 Jun	Delta	direct
29 May - 16 Jun	Delta	direct

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

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 May from 859€

Return flights