Cheapest return flights from Newark to Lisbon in December from 699€

Best time to book flights for Newark (EWR) to Lisbon (LIS) flights at AirHint

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

Return flights

17 Dec - 24 Dec TAP direct
13 Dec - 14 Dec TAP
19 Dec - 02 Jan TAP direct
20 Dec - 02 Jan TAP direct
20 Dec - 03 Jan TAP direct
13 Dec - 14 Dec Brussels Airlines direct

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

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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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