Cheapest return flights from Washington to Lisbon in March from $532

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

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

Return flights

29 Mar - 07 Apr Aer Lingus
21 Mar - 24 Mar British Airways
11 Mar - 19 Mar Air Canada
26 Mar - 01 Apr Turkish Airlines
13 Mar - 18 Mar Turkish Airlines
04 Mar - 14 Mar Turkish Airlines
25 Mar - 01 Apr SWISS
23 Mar - 31 Mar SWISS
09 Mar - 17 Mar SWISS
19 Mar - 30 Mar Air Canada
22 Mar - 26 Mar Turkish Airlines
17 Mar - 24 Mar Turkish Airlines
14 Mar - 21 Mar Turkish Airlines
24 Mar - 06 Apr Scandinavian Airlines
29 Mar - 07 Apr TAP direct
23 Mar - 07 Apr British Airways
01 Mar - 26 Apr Turkish Airlines
30 Mar - 06 Apr TAP direct
26 Mar - 02 Apr TAP
26 Mar - 01 Apr TAP direct

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

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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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