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

Return flights

12 Apr - 19 Apr	Vueling Airlines
21 Apr - 25 Apr	Air Serbia
12 Apr - 18 Apr	Vueling Airlines
05 Apr - 11 Apr	Vueling Airlines
05 Apr - 12 Apr	Vueling Airlines
05 Apr - 16 Apr	Vueling Airlines
17 Apr - 22 Apr	Lufthansa
10 Apr - 15 Apr	Lufthansa
27 Apr - 06 May	SWISS
22 Apr - 06 May	Lufthansa
22 Apr - 08 May	Lufthansa
11 Apr - 16 Apr	Lufthansa
17 Apr - 24 Apr	Lufthansa
18 Apr - 05 May	SWISS
25 Apr - 05 May	Air Serbia
24 Apr - 09 May	Air Serbia
25 Apr - 09 May	Air Serbia
27 Apr - 02 May	SWISS
24 Apr - 04 May	Air Serbia
25 Apr - 04 May	Air Serbia

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

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Cheapest return flights from Ljubljana to Lisbon in April from 172€

Return flights