Cheap flights from Washington DC to Porto, Portugal for only $340 roundtrip with TAP Air Portugal.
The example dates listed below range between $340 and $358 roundtrip.
DEPART:
Washington DC, USA
ARRIVE:
Porto, Portugal
RETURN:
Washington DC, USA
DATES:
Availability from December 2022 to March 2023 (excluding Christmas/New Year)
5th-12th Dec
6th-13th Dec
23rd-30th Jan
30th Jan – 6th Feb
31st Jan – 7th Feb
1st-8th Feb
8th-15th Feb
20th-27th Feb
6th-13th Mar
13th-20th Mar
15th-22nd Mar
and more…
STOPS:
Lisbon
AIRLINES:
TAP Air Portugal