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

Return flights

18 Apr - 20 Apr	Ryanair
11 Apr - 15 Apr	Ryanair
13 Apr - 17 Apr	Eurowings
13 Apr - 17 Apr	Ryanair	direct
02 Apr - 07 Apr	Ryanair	direct
29 Apr - 02 May	Ryanair	direct
06 Apr - 10 Apr	Eurowings
13 Apr - 19 Apr	Ryanair	direct
24 Apr - 26 Apr	Lufthansa
22 Apr - 26 Apr	Ryanair
29 Apr - 03 May	Ryanair
10 Apr - 12 Apr	Ryanair
30 Apr - 17 May	Eurowings
30 Apr - 03 May	Eurowings	direct
29 Apr - 03 May	Eurowings	direct
30 Apr - 04 May	Eurowings
30 Apr - 04 May	Ryanair	direct
30 Apr - 17 May	Eurowings	direct

Also check the deals for one-way flights from Cologne 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.

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Cheapest return flights from Cologne to Barcelona in April from 157€

Return flights