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

Return flights

09 Oct - 16 Oct	TAP	direct
16 Oct - 30 Oct	TAP	direct
09 Oct - 23 Oct	TAP	direct
02 Oct - 16 Oct	TAP	direct
07 Oct - 21 Oct	TAP	direct
16 Oct - 06 Nov	TAP	direct
07 Oct - 18 Oct	TAP	direct
06 Oct - 20 Oct	Royal Air Maroc
15 Oct - 21 Oct	Royal Air Maroc
20 Oct - 02 Nov	Royal Air Maroc
17 Oct - 24 Oct	Euroatlantic Airways Charter	direct
18 Oct - 31 Oct	TAP	direct

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

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 October from $493

Return flights