AirHint found the following cheapest return flights from Hannover (HAJ) to Barcelona (BCN) in May 2026 (see full year).

Return flights

27 May - 31 May	SWISS
17 May - 21 May	SWISS
08 May - 10 May	SWISS
08 May - 14 May	SWISS
08 May - 11 May	SWISS
10 May - 14 May	SWISS
01 May - 31 May	SWISS
07 May - 13 May	Lufthansa
02 May - 01 Jun	Lufthansa
16 May - 01 Jun	Lufthansa
07 May - 10 May	KLM
24 May - 18 Jun	SWISS
25 May - 18 Jun	SWISS
20 May - 27 May	Air France
23 May - 18 Jun	Lufthansa

Also check the deals for one-way flights from Hannover to Barcelona in May.

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 Hannover to Barcelona in May from 178€

Return flights