AirHint found the following cheapest return flights from Lisbon (LIS) to Bissau (OXB) in December 2025 (see full year).

Return flights

31 Dec - 22 Jan	easyJet
30 Dec - 17 Jan	Cabo Verde Airlines
22 Dec - 29 Dec	Royal Air Maroc
29 Dec - 26 Jan	Royal Air Maroc
23 Dec - 22 Jan	Royal Air Maroc
20 Dec - 13 Jan	Air Europa
20 Dec - 20 Jan	Ryanair
25 Dec - 21 Jan	Air Europa
25 Dec - 22 Jan	Air Europa
30 Dec - 04 Jan	Royal Air Maroc
25 Dec - 01 Jan	Air Europa
20 Dec - 27 Dec	Ryanair
23 Dec - 25 Dec	Royal Air Maroc
26 Dec - 27 Dec	Cabo Verde Airlines
24 Dec - 28 Dec	Cabo Verde Airlines
22 Dec - 30 Dec	TAP
20 Dec - 28 Dec	easyJet

Also check the deals for one-way flights from Lisbon to Bissau in December.

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 Lisbon to Bissau in December from 900€

Return flights