Cheapest return flights from Washington to Lisbon in August from $451

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 August 2024 (see full year).

Return flights

26 Aug - 09 Sep Fly Play
22 Aug - 30 Aug Fly Play
25 Aug - 02 Sep Fly Play
28 Aug - 02 Sep Fly Play
18 Aug - 26 Aug Fly Play
21 Aug - 27 Aug ITA Airways
26 Aug - 04 Sep TAP direct
07 Aug - 14 Aug Fly Play
22 Aug - 29 Aug Fly Play
17 Aug - 24 Aug Fly Play
12 Aug - 19 Aug Fly Play
19 Aug - 30 Aug TAP direct
26 Aug - 06 Sep TAP direct
21 Aug - 27 Aug TAP direct
13 Aug - 22 Aug TAP direct
26 Aug - 09 Sep TAP direct
23 Aug - 07 Sep Fly Play
30 Aug - 09 Sep Royal Air Maroc
30 Aug - 15 Sep Royal Air Maroc
30 Aug - 05 Sep TAP direct

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

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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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