Cheapest return flights from Washington to Lisbon in April from 600€

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

Return flights

02 Apr - 09 Apr Scandinavian Airlines
01 Apr - 08 Apr Scandinavian Airlines
04 Apr - 11 Apr Scandinavian Airlines
20 Apr - 16 May Scandinavian Airlines
03 Apr - 10 Apr Scandinavian Airlines
05 Apr - 12 Apr British Airways
10 Apr - 17 Apr Scandinavian Airlines
23 Apr - 16 May Air Canada
01 Apr - 25 Apr British Airways
03 Apr - 11 Apr British Airways

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

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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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