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

Return flights

28 Dec - 16 Jan	TAP	direct
31 Dec - 16 Jan	TAP	direct
20 Dec - 30 Jan	TAP	direct
15 Dec - 31 Dec	TAP
21 Dec - 07 Jan	TAP
23 Dec - 07 Jan	TAP
24 Dec - 07 Jan	TAP
01 Dec - 08 Dec	TAP	direct
20 Dec - 02 Jan	TAP	direct
24 Dec - 08 Jan	TAP	direct
22 Dec - 06 Jan	TAP	direct
21 Dec - 04 Jan	TAP	direct
01 Dec - 10 Dec	TAP
08 Dec - 15 Dec	TAP
04 Dec - 16 Dec	TAP	direct
01 Dec - 15 Dec	TAP	direct
01 Dec - 10 Dec	TAP	direct
07 Dec - 28 Dec	TAP	direct
07 Dec - 19 Dec	TAP
03 Dec - 17 Dec	TAP

Also check the deals for one-way flights from Natal to Lisbon 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 Natal to Lisbon in December from $880

Return flights