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Find Deals on Flights from United States to Portugal

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Book cheap flights to Portugal

(Round-trip)
Depart: Sun Nov 8 2015 Return: Tue Nov 17 2015 Trip spans 10 days
SATA International
SATA International
BOS
PDL
4h 45m
nonstop
PDL
BOS
5h 45m
nonstop
Depart: Sun Nov 15 2015 Return: Fri Nov 20 2015 Trip spans 6 days
SATA International
SATA International
BOS
LIS
11h 35m
1 stop
LIS
BOS
12h 25m
1 stop
Depart: Tue Jun 2 2015 Return: Tue Jun 9 2015 Trip spans 8 days
Turkish Airlines
Turkish Airlines
JFK
OPO
38h 30m
1 stop
OPO
JFK
25h 00m
1 stop
Depart: Sun Oct 25 2015 Return: Mon Nov 2 2015 Trip spans 9 days
Turkish Airlines
Turkish Airlines
MIA
LIS
31h 55m
1 stop
LIS
MIA
32h 15m
1 stop
Depart: Tue Nov 3 2015 Return: Fri Nov 13 2015 Trip spans 11 days
Turkish Airlines
Turkish Airlines
IAD
LIS
29h 55m
1 stop
LIS
IAD
31h 10m
1 stop
Depart: Sun Nov 1 2015 Return: Thu Nov 12 2015 Trip spans 12 days
Turkish Airlines
Turkish Airlines
IAD
OPO
33h 55m
1 stop
OPO
IAD
32h 00m
1 stop
Depart: Sat Oct 31 2015 Return: Fri Nov 13 2015 Trip spans 14 days
Turkish Airlines
Turkish Airlines
JFK
LIS
29h 45m
1 stop
LIS
JFK
24h 30m
1 stop
Depart: Wed Nov 11 2015 Return: Fri Nov 20 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
LIS
30h 35m
1 stop
LIS
ORD
36h 25m
1 stop
Depart: Wed Oct 21 2015 Return: Sat Oct 31 2015 Trip spans 11 days
Turkish Airlines
Turkish Airlines
LAX
LIS
32h 10m
1 stop
LIS
LAX
32h 30m
1 stop
Depart: Sun Sep 13 2015 Return: Tue Sep 22 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
BOS
OPO
33h 35m
1 stop
OPO
BOS
30h 40m
1 stop
Depart: Sat Oct 10 2015 Return: Sat Oct 17 2015 Trip spans 8 days
Aer Lingus
Aer Lingus
JFK
FAO
10h 45m
1 stop
FAO
JFK
21h 20m
1 stop
Depart: Tue Nov 24 2015 Return: Sun Nov 29 2015 Trip spans 6 days
Turkish Airlines
Turkish Airlines
HOU
LIS
31h 55m
1 stop
LIS
HOU
32h 25m
1 stop
Depart: Sun Nov 29 2015 Return: Sun Jan 10 2016 Trip spans 43 days
United
United
EWR
LIS
6h 50m
nonstop
LIS
EWR
8h 35m
nonstop
Depart: Tue Jun 23 2015 Return: Thu Jul 2 2015 Trip spans 10 days
Finnair
Finnair
PHL
LIS
21h 40m
2 stops
LIS
PHL
8h 00m
nonstop
Depart: Mon Sep 21 2015 Return: Tue Sep 29 2015 Trip spans 9 days
United
United
DFW
LIS
11h 20m
1 stop
LIS
DFW
14h 20m
1 stop
Depart: Mon Nov 9 2015 Return: Mon Nov 16 2015 Trip spans 8 days
United
United
BWI
LIS
16h 28m
1 stop
LIS
BWI
20h 24m
2 stops
Depart: Thu Oct 1 2015 Return: Thu Oct 15 2015 Trip spans 15 days
United
United
CLT
LIS
15h 58m
2 stops
LIS
CLT
15h 15m
1 stop
Depart: Sat Sep 5 2015 Return: Sat Sep 12 2015 Trip spans 8 days
Air Canada
Air Canada
LGA
LIS
11h 35m
1 stop
LIS
LGA
12h 04m
1 stop
Depart: Wed Sep 16 2015 Return: Mon Sep 28 2015 Trip spans 13 days
United
United
PVD
LIS
13h 03m
2 stops
LIS
PVD
18h 19m
2 stops
Depart: Sun Sep 27 2015 Return: Tue Sep 29 2015 Trip spans 3 days
United
United
ATL
LIS
20h 05m
1 stop
LIS
ATL
35h 50m
1 stop
Airports
Origin

New York
only $602
only $948
Charlotte
$946
Providence
$951
Chicago
$696
Washington
$662
Miami
$628
Baltimore
$940
Atlanta
$951
Los Angeles
$767
Newark
$846
Dallas
$877
Philadelphia
$853
Houston
$816
Boston
$424
Destination

Porto
$602
Lisbon
$575
Faro
$790
Ponta Delgada (Açores)
$424