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Find Flight Deals from United States to Porto

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to Porto

(Round-trip)
Depart: Fri Oct 30 2015 Return: Sat Nov 14 2015 Trip spans 16 days
Turkish Airlines
Turkish Airlines
JFK
OPO
20h 10m
1 stop
OPO
JFK
25h 20m
1 stop
Depart: Thu Oct 8 2015 Return: Thu Oct 22 2015 Trip spans 15 days
Turkish Airlines
Turkish Airlines
BOS
OPO
33h 35m
1 stop
OPO
BOS
30h 40m
1 stop
Depart: Fri Oct 16 2015 Return: Sun Oct 25 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
IAD
OPO
33h 55m
1 stop
OPO
IAD
32h 00m
1 stop
Depart: Tue Sep 8 2015 Return: Tue Sep 22 2015 Trip spans 15 days
Turkish Airlines
Turkish Airlines
ORD
OPO
34h 05m
1 stop
OPO
ORD
32h 05m
1 stop
Depart: Fri Nov 20 2015 Return: Sat Nov 28 2015 Trip spans 9 days
Turkish Airlines
Turkish Airlines
LAX
OPO
35h 40m
1 stop
OPO
LAX
33h 20m
1 stop
Depart: Tue Sep 22 2015 Return: Wed Sep 30 2015 Trip spans 9 days
TAP Portugal
TAP Portugal
MIA
OPO
11h 30m
1 stop
OPO
MIA
12h 45m
1 stop
Depart: Mon Aug 31 2015 Return: Wed Sep 30 2015 Trip spans 31 days
TAP Portugal
TAP Portugal
EWR
OPO
7h 05m
nonstop
OPO
EWR
15h 25m
1 stop
Depart: Wed Sep 2 2015 Return: Sun Sep 13 2015 Trip spans 12 days
$1028
Select
KLM Royal Dutch
KLM Royal Dutch
LGA
OPO
20h 15m
2 stops
OPO
LGA
24h 43m
2 stops
Depart: Wed Oct 7 2015 Return: Wed Oct 14 2015 Trip spans 8 days
$1126
Select
Alitalia
Alitalia
DCA
OPO
27h 10m
2 stops
OPO
DCA
19h 46m
2 stops
Depart: Sun Oct 4 2015 Return: Mon Oct 19 2015 Trip spans 16 days
$1154
Select
KLM Royal Dutch
KLM Royal Dutch
BWI
OPO
23h 00m
2 stops
OPO
BWI
23h 08m
2 stops
Depart: Wed Aug 26 2015 Return: Wed Sep 30 2015 Trip spans 36 days
$1187
Select
United
United
SFO
OPO
22h 00m
2 stops
OPO
SFO
21h 50m
1 stop
Depart: Sun Aug 23 2015 Return: Mon Sep 7 2015 Trip spans 16 days
$1201
Select
KLM Royal Dutch
KLM Royal Dutch
HPN
OPO
27h 35m
2 stops
OPO
HPN
27h 05m
2 stops
Depart: Sat Sep 5 2015 Return: Sat Sep 12 2015 Trip spans 8 days
$1216
Select
Iberia
Iberia
CLT
OPO
16h 18m
2 stops
OPO
CLT
15h 58m
2 stops
Depart: Wed Jul 1 2015 Return: Sun Jul 5 2015 Trip spans 5 days
$1555
Select
Major Airline
Major Airline
DFW
OPO
17h 25m
1 stop
OPO
DFW
34h 07m
2 stops
Depart: Fri Jul 17 2015 Return: Tue Jul 21 2015 Trip spans 5 days
$1628
Select
Major Airline
Major Airline
ATL
OPO
16h 00m
2 stops
OPO
ATL
32h 00m
2 stops
Depart: Mon Jul 6 2015 Return: Thu Aug 6 2015 Trip spans 32 days
$1832
Select
Lufthansa
Lufthansa
SJC
OPO
21h 17m
2 stops
OPO
SJC
22h 41m
2 stops
Airports
Origin

New York
only $610
only $1028
Charlotte
$1216
Chicago
$695
White Plains
$1201
Washington
only $675
only $1126
San Jose
$1832
Miami
$959
San Francisco
$1187
Baltimore
$1154
Atlanta
$1628
Los Angeles
$749
Newark
$993
Dallas
$1555
Boston
$646
Destination

Porto
$610