Cheap flights from Washington DC to Lisbon, Portugal for only $355 roundtrip with Air Canada.
The example dates listed below range between $355 and $366 roundtrip.
DEPART:
Washington DC, USA
ARRIVE:
Lisbon, Portugal
RETURN:
Washington DC, USA
DATES:
Availability from November 2022 to June 2023 (excluding Christmas/New Year)
10th-17th Nov
11th-18th Nov
12th-19th Nov
13th-20th Nov
16th-23rd Nov
25th Nov – 2nd Dec
30th Nov – 7th Dec
3rd-10th Dec
5th-12th Dec
8th-15th Dec
24th-31st Jan
6th-13th Feb
8th-15th Feb
14th-21st Feb
27th Feb – 6th Mar
27th Mar – 3rd Apr
29th Mar – 5th Apr
5th-12th Apr
6th-13th Apr
12th-19th Apr
13th-20th Apr
17th-24th Apr
21st-28th Apr
26th Apr – 3rd May
30th Apr – 7th May
4th-11th May
8th-15th May
10th-17th May
11th-18th May
16th-23rd May
17th-24th May
18th-25th May
21st-28th May
29th May – 5th Jun
30th May – 6th Jun
31st May – 7th Jun
5th-12th Jun
6th-13th Jun
7th-14th Jun
8th-15th Jun
12th-19th Jun
13th-20th Jun
14th-21st Jun
15th-22nd Jun
21st-28th Jun
and more…
STOPS:
Montreal
AIRLINES:
United Airlines
Air Canada