Cheapest return flights from Washington to Lisbon in April from $686

Best time to book flights for Washington (DCA) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Washington (DCA) to Lisbon (LIS) in April 2025 (see full year).

Return flights

01 Apr - 08 Apr Air France
29 Apr - 06 May Air France
07 Apr - 17 Apr Air France
02 Apr - 10 Apr Air Canada
01 Apr - 06 Apr Air Canada
03 Apr - 22 Apr Air Canada
03 Apr - 10 Apr Air Canada
07 Apr - 14 Apr United
09 Apr - 19 Apr Air Canada
28 Apr - 05 May Air France
03 Apr - 11 Apr Air France
26 Apr - 21 May KLM
06 Apr - 13 Apr Delta
24 Apr - 04 May jetBlue
24 Apr - 01 May United
25 Apr - 02 May United
23 Apr - 01 May TAP
24 Apr - 02 May TAP
24 Apr - 03 May TAP

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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