Find Cheap Flights from Portugal to United States

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

(Round-trip)
Depart: Mon Jan 15 2018 Return: Wed Jan 24 2018 Trip spans 10 days
$380
Select
TAP Portugal
TAP Portugal
LIS
→
MIA
9h 25m
nonstop
MIA
→
LIS
8h 00m
nonstop
Depart: Tue Sep 26 2017 Return: Mon Oct 16 2017 Trip spans 21 days
$397
Select
Finnair
Finnair
LIS
→
JFK
17h 00m
1 stop
JFK
→
LIS
19h 15m
1 stop
Depart: Mon Dec 4 2017 Return: Tue Dec 12 2017 Trip spans 9 days
$423
Select
British Airways
British Airways
LIS
→
JFK
16h 50m
2 stops
JFK
→
LIS
20h 45m
1 stop
Depart: Fri Dec 15 2017 Return: Mon Jan 8 2018 Trip spans 25 days
$431
Select
KLM
KLM
OPO
→
MIA
32h 00m
1 stop
MIA
→
OPO
22h 30m
2 stops
Depart: Mon Nov 6 2017 Return: Mon Nov 20 2017 Trip spans 15 days
$439
Select
Air Canada
Air Canada
LIS
→
LGA
17h 00m
2 stops
LGA
→
LIS
11h 45m
1 stop
Depart: Wed Dec 20 2017 Return: Wed Jan 3 2018 Trip spans 15 days
$446
Select
Iberia
Iberia
OPO
→
JFK
15h 40m
1 stop
JFK
→
OPO
9h 05m
1 stop
Depart: Wed Oct 4 2017 Return: Wed Oct 18 2017 Trip spans 15 days
$448
Select
Air France
Air France
LIS
→
MIA
22h 10m
2 stops
MIA
→
LIS
14h 08m
1 stop
Depart: Mon Dec 18 2017 Return: Tue Dec 26 2017 Trip spans 9 days
$452
Select
Lufthansa
Lufthansa
OPO
→
EWR
13h 35m
1 stop
EWR
→
OPO
12h 05m
1 stop
Depart: Wed Dec 13 2017 Return: Tue Dec 19 2017 Trip spans 7 days
$470
Select
Delta
Delta
LIS
→
LGA
17h 48m
2 stops
LGA
→
LIS
16h 55m
2 stops
Depart: Mon Oct 16 2017 Return: Fri Oct 20 2017 Trip spans 5 days
$475
Select
American Airlines
American Airlines
LIS
→
LGA
16h 27m
2 stops
LGA
→
LIS
12h 46m
1 stop
Depart: Sun Sep 17 2017 Return: Fri Sep 22 2017 Trip spans 6 days
$489
Select
SWISS
SWISS
OPO
→
JFK
29h 05m
1 stop
JFK
→
OPO
13h 20m
1 stop
Depart: Tue Dec 19 2017 Return: Wed Dec 27 2017 Trip spans 9 days
$511
Select
United
United
LIS
→
LGA
23h 17m
2 stops
LGA
→
LIS
29h 15m
2 stops
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
$619
Select
Turkish Airlines
Turkish Airlines
LIS
→
IAD
31h 55m
1 stop
IAD
→
LIS
35h 25m
1 stop
Depart: Tue Aug 22 2017 Return: Sun Aug 27 2017 Trip spans 6 days
$702
Select
Air Europa
Air Europa
LIS
→
JFK
11h 15m
1 stop
JFK
→
LIS
12h 00m
1 stop
Depart: Sun Jan 21 2018 Return: Sun Jan 28 2018 Trip spans 8 days
$392
Select
TAP Portugal
TAP Portugal
LIS
→
MIA
9h 25m
nonstop
MIA
→
LIS
8h 00m
nonstop
Depart: Wed Sep 20 2017 Return: Thu Sep 28 2017 Trip spans 9 days
$406
Select
Finnair
Finnair
LIS
→
EWR
13h 35m
1 stop
EWR
→
LIS
20h 30m
1 stop
Depart: Mon Dec 4 2017 Return: Tue Dec 12 2017 Trip spans 9 days
$427
Select
British Airways
British Airways
LIS
→
EWR
16h 20m
1 stop
EWR
→
LIS
15h 20m
1 stop
Depart: Sun Jul 23 2017 Return: Tue Aug 1 2017 Trip spans 10 days
$868
Select
TACV
TACV
LIS
→
BOS
7h 30m
nonstop
BOS
→
LIS
6h 15m
nonstop
Depart: Tue Oct 3 2017 Return: Thu Oct 12 2017 Trip spans 10 days
$443
Select
KLM
KLM
OPO
→
LGA
16h 59m
2 stops
LGA
→
OPO
12h 30m
2 stops
Depart: Tue Nov 14 2017 Return: Thu Nov 23 2017 Trip spans 10 days
$452
Select
Air France
Air France
OPO
→
MIA
13h 15m
1 stop
MIA
→
OPO
31h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin
Porto
$431
Lisbon
$380
Destination
New York
only $439
only $397
Newark
$406
Washington
$619
Miami
$380
Boston
$868