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

Return flights

16 Mar - 24 Mar	EVA Air
09 Mar - 23 Mar	EVA Air
16 Mar - 26 Mar	EVA Air
09 Mar - 16 Mar	EVA Air
04 Mar - 18 Mar	EVA Air
30 Mar - 23 Apr	EVA Air
12 Mar - 26 Mar	EVA Air
27 Mar - 12 Apr	EVA Air
12 Mar - 15 Mar	EVA Air
06 Mar - 15 Mar	Spirit Airlines
29 Mar - 24 Apr	EVA Air
22 Mar - 17 Apr	EVA Air
09 Mar - 31 Mar	Korean Air	direct
22 Mar - 29 Apr	Korean Air	direct
09 Mar - 16 Mar	Delta	direct
30 Mar - 23 Apr	Delta	direct
25 Mar - 01 Apr	Korean Air	direct
26 Mar - 02 Apr	Korean Air	direct
30 Mar - 06 Apr	Korean Air	direct
31 Mar - 07 Apr	Korean Air	direct

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

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 March from 742€

Return flights