Lisbon (LIS) to Boston (BOS) flight deal in economy from $512
$738 USD
-31%$512 USD
Verified about 8 hours agoFebruary 2027
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
24% of dates checked are available within 10% of the lowest price
Wednesday, February 3rd, 2027
7 round-trip options
Returning
Mon, Feb 8, 2027•5 Day Trip
$518 USD
Returning
Tue, Feb 9, 2027•6 Day Trip
$528 USD
Returning
Thu, Feb 11, 2027•8 Day Trip
$653 USD
Returning
Sat, Feb 13, 2027•10 Day Trip
$653 USD
Returning
Sun, Feb 14, 2027•11 Day Trip
$653 USD
Returning
Tue, Feb 16, 2027•13 Day Trip
$528 USD
Returning
Wed, Feb 17, 2027•14 Day Trip
$653 USD