[United] $487: Boston to Lisbon, Portugal (Roundtrip)
Cheap flights from 60+ cities to Lisbon & Porto, Portugal for $446 were recently featured on Thrifty Traveler Premium! Sign up for Premium today to get instant fare notifications of cheap international flights from your city.
New adventure awaits! Great sale on United Airlines round-trip flights from Boston to Lisbon, Portugal. Availability January – March. Sign up for Thrifty Traveler Premium to get instant notification of great flight deals from your city. All round-trip flights include advanced seat assignment, free checked bag and free meals. Only one connection each way! Book quick, this fare won’t last!
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Boston to Lisbon, Portugal (BOS – LIS) – $487 roundtrip
- Departures: January 14, 17-18, 24-25, 31, February 4, 7, 25, March 4
- Returns: January 21, 26, 27, February 2-4, 9, 11, 14-15, 21-22, March 6, 11
- Allow at least 7 days between departure and return, will take trial and error.
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