Boston
Porto
BEST
DEAL
Sat, 23 Nov
BOS - OPO
Wed, 25 Dec
OPO - BOS
$1121
$1067
Prime price per passenger
Boston
Porto
BEST
DEAL
Wed, 15 Jan
BOS - OPO
$218
$214
Prime price per passenger
Boston
Porto
BEST
DEAL
Sat, 30 Nov
BOS - OPO
Sat, 30 Nov
OPO - BOS
$474
$457
Prime price per passenger
Boston
Porto
BEST
DEAL
Fri, 06 Dec
BOS - OPO
Sat, 14 Dec
OPO - BOS
$616
$598
Prime price per passenger
Boston
Porto
BEST
DEAL
Mon, 09 Dec
BOS - OPO
Wed, 25 Dec
OPO - BOS
$527
$509
Prime price per passenger
Boston
Porto
BEST
DEAL
Sat, 14 Dec
BOS - OPO
Sat, 28 Dec
OPO - BOS
$626
$599
Prime price per passenger