Lisbon
Boston
BEST
DEAL
Sun., 01 Dec.
LIS - BOS
Fri., 06 Dec.
BOS - LIS
$2757
$2566
Prime price per passenger
Lisbon
Boston
BEST
DEAL
Thu., 30 Jan.
LIS - BOS
$384
$350
Prime price per passenger
Lisbon
Boston
BEST
DEAL
Sat., 07 Dec.
LIS - BOS
Tue., 10 Dec.
BOS - LIS
$735
$691
Prime price per passenger
Lisbon
Boston
BEST
DEAL
Sun., 22 Dec.
LIS - BOS
Fri., 27 Dec.
BOS - LIS
$1458
$1333
Prime price per passenger