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

Return flights

02 Apr - 13 Apr	Air Canada
03 Apr - 13 Apr	Air Canada
01 Apr - 10 Apr	Air Canada
04 Apr - 14 Apr	Air Canada
30 Apr - 14 May	Turkish Airlines
30 Apr - 07 May	Turkish Airlines
15 Apr - 22 Apr	Turkish Airlines
16 Apr - 16 May	Turkish Airlines
01 Apr - 11 Apr	Alaska Airlines
02 Apr - 12 Apr	Frontier Airlines
02 Apr - 12 Apr	Delta	direct
02 Apr - 13 Apr	Delta	direct
15 Apr - 22 Apr	Delta	direct
30 Apr - 14 May	Delta	direct
30 Apr - 07 May	Delta	direct
16 Apr - 16 May	Delta	direct

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

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 April from 776€

Return flights