AirHint found the following cheapest one-way flights from Madrid (MAD) to Seoul (ICN) in June 2026 (see full year).

One-Way flights

03 Jun	Iberia
15 Jun	Iberia Express
10 Jun	Iberia Express
26 Jun	Iberia Express
19 Jun	Iberia Express
05 Jun	Iberia Express
02 Jun	Cathay Pacific
14 Jun	SKY express
22 Jun	Iberia Express
04 Jun	Etihad Airways

Also check the deals for return flights from Madrid to Seoul in June.

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 one-way flights from Madrid to Seoul in June from $454

One-Way flights