Cheapest return flights from Washington to Lisbon in April from $678

AirHint found the following cheapest return flights from Washington (DCA) to Lisbon (LIS) in April 2026 (see full year).

Return flights

20 Apr - 27 Apr Scandinavian Airlines
13 Apr - 07 May Scandinavian Airlines
05 Apr - 12 Apr Air Canada
15 Apr - 22 Apr jetBlue
14 Apr - 21 Apr jetBlue
08 Apr - 15 Apr Scandinavian Airlines
04 Apr - 11 Apr Scandinavian Airlines
13 Apr - 20 Apr Scandinavian Airlines
29 Apr - 06 May jetBlue
01 Apr - 08 Apr jetBlue
07 Apr - 14 Apr jetBlue
14 Apr - 30 Apr Air Canada
30 Apr - 07 May jetBlue
29 Apr - 05 May Scandinavian Airlines

Also check the deals for one-way flights from Washington to Lisbon in April.

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