AirHint found the following cheapest return flights from Zagreb (ZAG) to Lisbon (LIS) in April 2026 (see full year).

Return flights

11 Apr - 16 Apr	Lufthansa
11 Apr - 15 Apr	Lufthansa
27 Apr - 30 Apr	Lufthansa
25 Apr - 29 Apr	Air Serbia
10 Apr - 15 Apr	Lufthansa
13 Apr - 18 Apr	Lufthansa
07 Apr - 11 Apr	Lufthansa
09 Apr - 14 Apr	Ryanair
25 Apr - 02 May	Air Serbia
18 Apr - 25 Apr	Air Serbia
27 Apr - 01 May	Lufthansa
29 Apr - 06 May	Ryanair
14 Apr - 19 Apr	Ryanair
21 Apr - 01 May	Lufthansa
28 Apr - 05 May	Ryanair
26 Apr - 01 May	Ryanair
30 Apr - 05 May	Lufthansa
27 Apr - 02 May	Lufthansa
30 Apr - 04 May	Lufthansa
25 Apr - 03 May	Air Serbia

Also check the deals for one-way flights from Zagreb to Lisbon 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 Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Zagreb to Lisbon in April from $197

Return flights