Cheapest return flights from Washington (DCA) to Lisbon (LIS), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
02 Dec 09 Dec Air Canada
01 Dec 08 Dec Air Canada
03 Dec 10 Dec Air Canada
08 Dec 15 Dec Air Canada
07 Dec 14 Dec Air Canada
04 Dec 11 Dec Air Canada
05 Dec 12 Dec Air Canada
06 Dec 13 Dec Air Canada
13 Dec 20 Dec British Airways
31 Dec 14 Jan United
14 Dec 21 Dec jetBlue
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deals for one-way flights from Washington to Lisbon in December.

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Updated Jul 7, 2026.

About these fares

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