AirHint found the following cheapest return flights from Lisbon (LIS) to Miami (MIA) in December 2026 (see full year).

Return flights

02 Dec - 08 Dec	United
29 Dec - 12 Jan	SWISS
01 Dec - 10 Dec	KLM
01 Dec - 08 Dec	KLM
04 Dec - 13 Dec	KLM
26 Dec - 06 Jan	Air Canada
26 Dec - 10 Jan	Air Canada
25 Dec - 08 Jan	Air Canada
22 Dec - 05 Jan	British Airways
21 Dec - 05 Jan	British Airways
02 Dec - 08 Dec	TAP	direct
04 Dec - 19 Dec	Air Canada
18 Dec - 28 Dec	easyJet
20 Dec - 28 Dec	Delta
19 Dec - 28 Dec	Delta
18 Dec - 01 Jan	Air Canada
19 Dec - 26 Dec	Finnair
23 Dec - 02 Jan	Finnair
22 Dec - 02 Jan	Finnair
28 Dec - 04 Jan	Finnair

Also check the deals for one-way flights from Lisbon to Miami 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 Miami in December from 450€

Return flights