Cheapest one-way flights from Washington to Lisbon in March from 244€

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

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

One-Way flights

31 Mar Frontier Airlines
02 Mar Frontier Airlines
03 Mar Frontier Airlines
30 Mar SWISS
19 Mar Royal Air Maroc
01 Mar SWISS
07 Mar Royal Air Maroc
15 Mar Lufthansa
27 Mar SWISS
14 Mar Austrian Airlines

Also check the deals for return flights from Washington to Lisbon in March.

Skyscanner

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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