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

Return flights

15 Apr - 21 Apr	Aegean Airlines
10 Apr - 13 Apr	Aegean Airlines
15 Apr - 19 Apr	Aegean Airlines
08 Apr - 11 Apr	Aegean Airlines
09 Apr - 15 Apr	Aegean Airlines
14 Apr - 19 Apr	Aegean Airlines
14 Apr - 18 Apr	Aegean Airlines
04 Apr - 08 Apr	Aegean Airlines
08 Apr - 13 Apr	Aegean Airlines
07 Apr - 12 Apr	Aegean Airlines
28 Apr - 03 May	Aegean Airlines
29 Apr - 03 May	Aegean Airlines
30 Apr - 10 May	Aegean Airlines
30 Apr - 04 May	Aegean Airlines

Also check the deals for one-way flights from Thessaloniki 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 Thessaloniki to Lisbon in April from $227

Return flights