Cheapest return flights from Bellingham to Lisbon in December from $869

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

Return flights

01 Dec - 08 Dec Alaska Airlines
16 Dec - 10 Jan Alaska Airlines

Also check the deals for one-way flights from Bellingham 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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