AirHint found the following cheapest return flights from Seoul (ICN) to Barcelona (BCN) in April 2026 (see full year).

Return flights

01 Apr - 16 Apr	Lufthansa
01 Apr - 29 May	Air France
01 Apr - 20 Apr	Lufthansa
09 Apr - 20 Apr	Air Astana
12 Apr - 29 Apr	Air Astana
23 Apr - 26 Apr	Air China
18 Apr - 26 Apr	Air China
21 Apr - 28 Apr	Air China
17 Apr - 26 Apr	Air China
23 Apr - 03 May	Air China
14 Apr - 26 Apr	Air China
03 Apr - 12 Apr	Air China
20 Apr - 02 May	Air China
29 Apr - 12 May	Air China
14 Apr - 05 May	Air China
19 Apr - 03 May	Air China
13 Apr - 05 May	Air China
28 Apr - 03 May	Air China
25 Apr - 02 May	Air China
28 Apr - 13 May	Air China

Also check the deals for one-way flights from Seoul to Barcelona 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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Cheapest return flights from Seoul to Barcelona in April from $604

Return flights