Cheap flights from Washington DC to Lisbon, Portugal for only $357 roundtrip with United Airlines and Lufthansa.
The example dates listed below range between $357 and $362 roundtrip.
DEPART:
Washington DC, USA
ARRIVE:
Lisbon, Portugal
RETURN:
Washington DC, USA
DATES:
Availability from September 2022 to April 2023 (excluding Christmas/New Year)
28th Sep – 5th Oct
12th-19th Oct
28th Oct – 4th Nov
25th Mar – 1st Apr
27th Mar – 3rd Apr
29th Mar – 5th Apr
2nd-9th Apr
4th-11th Apr
and more…
STOPS:
New York/Munich
AIRLINES:
United Airlines
Lufthansa