Cheap flights from Washington DC to Lisbon, Portugal for only $380 roundtrip with United Airlines and Lufthansa.
The example dates listed below range between $380 and $397 roundtrip.
DEPART:
Washington DC, USA
ARRIVE:
Lisbon, Portugal
RETURN:
Washington DC, USA
DATES:
Availability from November 2021 to May 2022 (excluding Christmas/New Year)
11th-19th Nov
25th Nov – 3rd Dec
27th Nov – 5th Dec
28th Nov – 6th Dec
29th Nov – 7th Dec
2nd-10th Dec
4th-12th Dec
5th-13th Dec
6th-14th Dec
19th-27th Jan
23rd-31st Jan
27th Jan – 4th Feb
28th Jan – 5th Feb
30th Jan – 7th Feb
3rd-11th Feb
6th-14th Feb
23rd Feb – 3rd Mar
27th Feb – 7th Mar
2nd-10th Mar
27th Mar – 4th Apr
28th Mar – 5th Apr
29th Mar – 6th Apr
30th Mar – 7th Apr
3rd-11th Apr
4th-12th Apr
20th-28th Apr
24th Apr – 2nd May
and more…
STOPS:
Munich (incoming only)
AIRLINES:
United Airlines
Lufthansa