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SUMMER: Boston or Washington DC to Porto, Portugal from only $333 roundtrip (Jun-Dec dates)
1 Stop / Boston / Depart USA / Europe / Flight / Standard Route / Washington DC 
Summer flights from Boston or Washington DC to Porto, Portugal from only $333 roundtrip with United Airlines and Swiss International Air Lines.
Depart from:
Boston: $333
Washington DC: $336
DEPART:
Boston/Washington DC, USA
ARRIVE:
Porto, Portugal
RETURN:
Boston/Washington DC, USA
DATES:
Availability from June to December 2021
Example dates:
Boston – Porto: $333
12th-19th Jun
18th-25th Jun
26th Jun – 3rd Jul
2nd-9th Jul
17th-24th Aug
29th Aug – 5th Sep
14th-21st Sep
22nd-29th Sep
4th-11th Oct
18th-25th Oct
20th-27th Oct
22nd-29th Oct
11th-18th Dec
Washington DC – Porto: $336
26th Jun – 3rd Jul
6th-13th Jul
10th-17th Jul
26th Jul – 2nd Aug
28th Jul – 4th Aug
Check prices and Book Cheap flights and hotels Now
3rd-10th Aug
7th-14th Aug
9th-16th Aug
11th-18th Aug
13th-20th Aug
17th-24th Aug
21st-28th Aug
23rd-30th Aug
8th-15th Sep
14th-21st Sep
18th-25th Sep
22nd-29th Sep
24th Sep – 1st Oct
2nd-9th Oct
6th-13th Oct
8th-15th Oct
16th-23rd Oct
18th-25th Oct
and more…
STOPS:
New York/Zurich
AIRLINES:
United Airlines
Swiss International Air Lines
All the information on this page is accurate at the time of publication.
If you are viewing this deal at a later date, the price and availability may no longer be as advertised.
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