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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 May 1 2015 Return: Tue May 12 2015 Trip spans 12 days
Turkish Airlines
Turkish Airlines
JFK
8:50a
OPO
5:20a
20h 30m
1 stop
OPO
11:20a
JFK
12:20p
25h 00m
1 stop
Depart: Sun Jan 11 2015 Return: Sun Feb 8 2015 Trip spans 29 days
SATA International
SATA International
BOS
5:15p
OPO
1:45a
8h 30m
1 stop
OPO
2:00a
BOS
4:45p
14h 45m
2 stops
Depart: Mon Jan 12 2015 Return: Mon Jan 26 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
EWR
1:30p
OPO
5:40a
16h 10m
1 stop
OPO
4:55a
EWR
12:55p
32h 00m
1 stop
Depart: Thu Mar 19 2015 Return: Mon Mar 30 2015 Trip spans 12 days
TAP Portugal
TAP Portugal
MIA
3:30p
OPO
3:05p
23h 35m
1 stop
OPO
2:00a
MIA
4:15p
14h 15m
1 stop
Depart: Tue Jun 30 2015 Return: Tue Jul 14 2015 Trip spans 15 days
Turkish Airlines
Turkish Airlines
IAD
7:25p
OPO
5:20a
33h 55m
1 stop
OPO
11:20a
IAD
7:10p
31h 50m
1 stop
Depart: Fri Mar 13 2015 Return: Sun Mar 22 2015 Trip spans 10 days
Major Airline
Major Airline
ORD
1:00p
OPO
7:00a
18h 00m
1 stop
OPO
8:00a
ORD
4:00p
32h 00m
1 stop
Depart: Wed Feb 18 2015 Return: Wed Feb 25 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ATL
5:55a
OPO
6:35a
24h 40m
2 stops
OPO
3:05a
ATL
8:49p
17h 44m
2 stops
Depart: Mon Mar 9 2015 Return: Mon Mar 23 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
SFO
4:25a
OPO
12:40a
20h 15m
2 stops
OPO
4:05a
SFO
1:57a
21h 52m
2 stops
Depart: Fri May 8 2015 Return: Wed May 20 2015 Trip spans 13 days
Major Airline
Major Airline
DFW
7:00a
OPO
9:00a
26h 00m
2 stops
OPO
4:00p
DFW
4:00p
24h 00m
1 stop
Depart: Mon Apr 13 2015 Return: Mon Apr 20 2015 Trip spans 8 days
Iberia
Iberia
DCA
11:05a
OPO
2:45a
15h 40m
2 stops
OPO
8:15a
DCA
12:17a
16h 02m
2 stops
Depart: Thu Mar 26 2015 Return: Sat Apr 4 2015 Trip spans 10 days
Multiple Airlines
Multiple Airlines
LAX
9:00p
OPO
12:40a
27h 40m
2 stops
OPO
8:15a
LAX
1:47p
29h 32m
2 stops
Change your search
Airports
Origin

New York City
$682
San Francisco
$1058
Chicago
$1025
Atlanta
$1027
Los Angeles
$1295
Newark
$885
Dallas
$1146
Washington
only $1014
only $1255
Miami
$979
Boston
$701
Destination

Porto
$682