AirHint found the following cheapest return flights from Belgrade (BEG) to Lisbon (LIS) in May 2026 (see full year).

Return flights

05 May - 09 May	Wizz Air
11 May - 20 May	Wizz Air
05 May - 08 May	Wizz Air
19 May - 22 May	Wizz Air
12 May - 21 May	Air Serbia	direct
02 May - 05 May	Air Serbia	direct
05 May - 14 May	Air Serbia	direct
12 May - 15 May	Air Serbia	direct
12 May - 16 May	Air Serbia	direct
02 May - 09 May	Air Serbia	direct
02 May - 09 Jun	Air Serbia	direct
29 May - 05 Jun	Air Serbia
23 May - 02 Jun	Air Serbia
29 May - 05 Jun	Air Serbia	direct
24 May - 03 Jun	Air Serbia
01 May - 08 Jun	Air Serbia

Also check the deals for one-way flights from Belgrade to Lisbon 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 Belgrade to Lisbon in May from 134€

Return flights