Cheapest return flights from Washington to Lisbon in July from 728€

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

AirHint found the following cheapest return flights from Washington (DCA) to Lisbon (LIS) in July 2025 (see full year).

Return flights

04 Jul - 11 Jul Delta
07 Jul - 14 Jul Delta
01 Jul - 08 Jul Delta
02 Jul - 09 Jul Delta
03 Jul - 10 Jul Delta
08 Jul - 31 Jul Delta
15 Jul - 30 Jul Delta
05 Jul - 12 Jul British Airways
06 Jul - 13 Jul Delta
03 Jul - 19 Jul Delta

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

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