Find Cheap Flights from Porto to United States

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Porto to United States

(Round-trip)
Depart: Mon Nov 20 2017 Return: Thu Nov 30 2017 Trip spans 11 days
British Airways
British Airways
OPO
JFK
29h 45m
1 stop
JFK
OPO
10h 20m
1 stop
Depart: Mon Oct 2 2017 Return: Mon Oct 9 2017 Trip spans 8 days
KLM
KLM
OPO
LGA
16h 20m
2 stops
LGA
OPO
14h 30m
2 stops
Depart: Thu Nov 23 2017 Return: Thu Nov 30 2017 Trip spans 8 days
TAP Portugal
TAP Portugal
OPO
EWR
8h 25m
nonstop
EWR
OPO
6h 35m
nonstop
Depart: Mon Oct 2 2017 Return: Sun Oct 8 2017 Trip spans 7 days
American Airlines
American Airlines
OPO
LGA
15h 38m
2 stops
LGA
OPO
16h 45m
2 stops
Depart: Thu Jun 1 2017 Return: Mon Jun 5 2017 Trip spans 5 days
SWISS
SWISS
OPO
EWR
26h 45m
1 stop
EWR
OPO
14h 55m
1 stop
Depart: Tue Jun 6 2017 Return: Fri Jun 16 2017 Trip spans 11 days
Lufthansa
Lufthansa
OPO
EWR
32h 40m
1 stop
EWR
OPO
16h 10m
1 stop
Depart: Mon Oct 2 2017 Return: Mon Oct 9 2017 Trip spans 8 days
British Airways
British Airways
OPO
JFK
27h 50m
1 stop
JFK
OPO
16h 45m
1 stop
Depart: Mon Jul 10 2017 Return: Fri Jul 14 2017 Trip spans 5 days
Turkish Airlines
Turkish Airlines
OPO
JFK
35h 40m
1 stop
JFK
OPO
21h 10m
1 stop
Depart: Wed Sep 20 2017 Return: Sat Sep 30 2017 Trip spans 11 days
KLM
KLM
OPO
EWR
18h 06m
1 stop
EWR
OPO
11h 31m
1 stop
Depart: Tue Sep 19 2017 Return: Sun Sep 24 2017 Trip spans 6 days
British Airways
British Airways
OPO
JFK
27h 45m
1 stop
JFK
OPO
16h 55m
1 stop
Depart: Mon Oct 2 2017 Return: Tue Oct 10 2017 Trip spans 9 days
KLM
KLM
OPO
EWR
18h 06m
1 stop
EWR
OPO
19h 56m
1 stop
Depart: Mon Oct 2 2017 Return: Sun Oct 8 2017 Trip spans 7 days
British Airways
British Airways
OPO
JFK
27h 50m
1 stop
JFK
OPO
16h 55m
1 stop
Depart: Mon Sep 4 2017 Return: Tue Sep 19 2017 Trip spans 16 days
KLM
KLM
OPO
EWR
25h 21m
1 stop
EWR
OPO
11h 31m
1 stop
Depart: Tue Jul 4 2017 Return: Sun Jul 30 2017 Trip spans 27 days
$1086
Select
Air France
Air France
OPO
LGA
27h 34m
2 stops
LGA
OPO
15h 50m
2 stops
Depart: Tue Oct 31 2017 Return: Mon Nov 6 2017 Trip spans 7 days
KLM
KLM
OPO
LGA
19h 01m
2 stops
LGA
OPO
13h 25m
2 stops
Depart: Sun Aug 27 2017 Return: Sat Sep 9 2017 Trip spans 14 days
KLM
KLM
OPO
MIA
33h 48m
2 stops
MIA
OPO
37h 55m
2 stops
Depart: Mon Sep 4 2017 Return: Mon Sep 11 2017 Trip spans 8 days
KLM
KLM
OPO
LGA
24h 58m
2 stops
LGA
OPO
16h 55m
2 stops
Depart: Tue Aug 29 2017 Return: Mon Sep 11 2017 Trip spans 14 days
KLM
KLM
OPO
JFK
23h 30m
1 stop
JFK
OPO
11h 55m
1 stop
Depart: Thu Jul 20 2017 Return: Thu Aug 10 2017 Trip spans 22 days
Turkish Airlines
Turkish Airlines
OPO
JFK
30h 55m
1 stop
JFK
OPO
17h 55m
1 stop
Depart: Mon Sep 4 2017 Return: Fri Sep 15 2017 Trip spans 12 days
KLM
KLM
OPO
LGA
23h 35m
2 stops
LGA
OPO
15h 00m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Porto
$329
Destination

New York
only $396
only $329
Newark
$403
Miami
$424