Cheapest return flights from Washington to Lisbon in March from 771€

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

Return flights

30 Mar - 17 Apr TAP direct
23 Mar - 25 Apr Breeze Airways
24 Mar - 31 Mar Frontier Airlines
30 Mar - 07 Apr SWISS
30 Mar - 10 Apr SWISS
30 Mar - 07 Apr TAP direct
31 Mar - 06 Apr Lufthansa
27 Mar - 01 Apr Turkish Airlines
24 Mar - 29 Mar Turkish Airlines
31 Mar - 07 Apr SWISS
29 Mar - 05 Apr Southern Airways Express
28 Mar - 06 Apr Air France
24 Mar - 29 Mar TAP direct

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

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