Cheapest return flights from Washington to Lisbon in July from 747€

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

Return flights

03 Jul - 05 Jul Royal Air Maroc
30 Jul - 06 Aug Royal Air Maroc
12 Jul - 01 Aug Royal Air Maroc
30 Jul - 06 Aug TAP direct
20 Jul - 15 Aug TAP direct
19 Jul - 08 Aug TAP direct
12 Jul - 01 Aug TAP direct
24 Jul - 15 Aug TAP direct
03 Jul - 05 Jul TAP direct
01 Jul - 05 Jul United

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

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