Cheapest return flights from Washington to Lisbon in March from $542

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

05 Mar - 12 Mar Virgin Atlantic
09 Mar - 15 Mar Royal Air Maroc
12 Mar - 20 Mar Royal Air Maroc
29 Mar - 07 Apr Aer Lingus
17 Mar - 24 Mar British Airways
14 Mar - 21 Mar British Airways
16 Mar - 24 Mar Turkish Airlines
23 Mar - 31 Mar Turkish Airlines
01 Mar - 05 Mar Delta
24 Mar - 27 Mar KLM
28 Mar - 05 Apr British Airways
05 Mar - 07 Mar British Airways
01 Mar - 26 Apr Turkish Airlines
29 Mar - 07 Apr TAP direct
01 Mar - 26 Apr United direct
29 Mar - 05 Apr TAP direct
28 Mar - 05 Apr United direct

Also check the deals for one-way 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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon