Find Cheap Flights to Portugal

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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(Round-trip)
Depart: Wed Jan 25 2017 Return: Wed Feb 15 2017 Trip spans 22 days
Royal Air Maroc
Royal Air Maroc
JFK
LIS
23h 15m
1 stop
LIS
JFK
33h 10m
1 stop
Depart: Wed Feb 22 2017 Return: Thu Mar 2 2017 Trip spans 9 days
British Airways
British Airways
BOS
LIS
20h 45m
1 stop
LIS
BOS
24h 20m
1 stop
Depart: Sun Feb 19 2017 Return: Mon Mar 20 2017 Trip spans 29 days
Iberia
Iberia
JFK
OPO
18h 05m
1 stop
OPO
JFK
11h 30m
1 stop
Depart: Thu Jan 26 2017 Return: Fri Feb 17 2017 Trip spans 23 days
Major Airline
Major Airline
EWR
LIS
16h 00m
1 stop
LIS
EWR
12h 25m
1 stop
Depart: Sun Feb 26 2017 Return: Sun Mar 5 2017 Trip spans 8 days
American Airlines
American Airlines
BOS
OPO
18h 15m
2 stops
OPO
BOS
11h 25m
1 stop
Depart: Wed Feb 1 2017 Return: Tue Feb 7 2017 Trip spans 7 days
TAP Portugal
TAP Portugal
MIA
LIS
8h 05m
nonstop
LIS
MIA
9h 30m
nonstop
Depart: Mon Mar 13 2017 Return: Sat Mar 25 2017 Trip spans 13 days
Air Europa
Air Europa
MIA
LIS
12h 00m
1 stop
LIS
MIA
12h 25m
1 stop
Depart: Thu Jun 1 2017 Return: Thu Jun 15 2017 Trip spans 15 days
Azores Airlines
Azores Airlines
BOS
PDL
4h 55m
nonstop
PDL
BOS
5h 50m
nonstop
Depart: Sun Jul 30 2017 Return: Fri Sep 1 2017 Trip spans 34 days
Air France
Air France
JFK
LIS
7h 10m
nonstop
LIS
JFK
7h 58m
nonstop
Depart: Sun Jun 25 2017 Return: Tue Jul 4 2017 Trip spans 10 days
KLM
KLM
JFK
LIS
7h 16m
nonstop
LIS
JFK
7h 39m
nonstop
Depart: Sun Apr 30 2017 Return: Thu May 11 2017 Trip spans 12 days
United
United
SFO
LIS
31h 10m
1 stop
LIS
SFO
18h 39m
1 stop
Depart: Sun Mar 5 2017 Return: Sun Mar 12 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
LIS
36h 00m
1 stop
LIS
ORD
32h 35m
1 stop
Depart: Sat Mar 4 2017 Return: Tue Mar 14 2017 Trip spans 10 days
Lufthansa
Lufthansa
EWR
LIS
6h 50m
nonstop
LIS
EWR
8h 35m
nonstop
Depart: Wed Jul 5 2017 Return: Tue Aug 1 2017 Trip spans 28 days
Delta
Delta
BOS
OPO
10h 39m
1 stop
OPO
BOS
30h 08m
1 stop
Depart: Wed Feb 15 2017 Return: Tue Feb 21 2017 Trip spans 7 days
Air Canada
Air Canada
LGA
LIS
17h 40m
2 stops
LIS
LGA
19h 08m
2 stops
Depart: Fri Apr 14 2017 Return: Fri Apr 21 2017 Trip spans 8 days
SWISS
SWISS
EWR
LIS
21h 30m
1 stop
LIS
EWR
22h 25m
1 stop
Depart: Sat Jan 28 2017 Return: Mon Feb 13 2017 Trip spans 17 days
Royal Air Maroc
Royal Air Maroc
JFK
LIS
11h 35m
1 stop
LIS
JFK
30h 50m
1 stop
Depart: Fri Mar 3 2017 Return: Thu Mar 9 2017 Trip spans 7 days
British Airways
British Airways
BOS
LIS
20h 45m
1 stop
LIS
BOS
24h 20m
1 stop
Depart: Thu Jun 15 2017 Return: Wed Jun 21 2017 Trip spans 7 days
Condor
Condor
BWI
LIS
13h 55m
1 stop
LIS
BWI
16h 40m
1 stop
Depart: Fri Jan 27 2017 Return: Mon Jan 30 2017 Trip spans 4 days
Major Airline
Major Airline
EWR
LIS
16h 10m
1 stop
LIS
EWR
14h 00m
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.

We compile tonnes of data for you
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

San Francisco
$503
New York
only $644
only $374
Baltimore
$793
Chicago
$515
Newark
$398
Miami
$415
Boston
$375
Destination

Porto
$391
Lisbon
$374
Ponta Delgada (Açores)
$461