Find Cheap Flights to Porto

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

Book cheap flights to Porto

(Round-trip)
Depart: Fri Feb 23 2018 Return: Thu Mar 1 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
BOS
OPO
20h 45m
1 stop
OPO
BOS
13h 35m
1 stop
Depart: Sat Nov 25 2017 Return: Thu Nov 30 2017 Trip spans 6 days
American Airlines
American Airlines
LGA
OPO
24h 45m
2 stops
OPO
LGA
14h 19m
2 stops
Depart: Mon Oct 9 2017 Return: Thu Nov 2 2017 Trip spans 25 days
SWISS
SWISS
EWR
OPO
28h 40m
1 stop
OPO
EWR
23h 45m
1 stop
Depart: Sun Sep 10 2017 Return: Thu Sep 21 2017 Trip spans 12 days
Air Europa
Air Europa
JFK
OPO
12h 20m
1 stop
OPO
JFK
11h 55m
1 stop
Depart: Sat Nov 18 2017 Return: Mon Nov 27 2017 Trip spans 10 days
Iberia
Iberia
EWR
OPO
11h 55m
1 stop
OPO
EWR
31h 10m
1 stop
Depart: Fri Sep 1 2017 Return: Wed Sep 13 2017 Trip spans 13 days
KLM
KLM
EWR
OPO
12h 01m
1 stop
OPO
EWR
18h 06m
1 stop
Depart: Wed Jan 17 2018 Return: Sun Jan 21 2018 Trip spans 5 days
TAP Portugal
TAP Portugal
MIA
OPO
10h 15m
1 stop
OPO
MIA
27h 45m
1 stop
Depart: Mon Sep 25 2017 Return: Wed Oct 4 2017 Trip spans 10 days
Lufthansa
Lufthansa
MIA
OPO
13h 15m
1 stop
OPO
MIA
13h 50m
1 stop
Depart: Mon Aug 28 2017 Return: Thu Sep 28 2017 Trip spans 32 days
Turkish Airlines
Turkish Airlines
JFK
OPO
17h 55m
1 stop
OPO
JFK
24h 10m
1 stop
Depart: Wed Aug 23 2017 Return: Wed Sep 13 2017 Trip spans 22 days
Delta
Delta
LGA
OPO
17h 05m
2 stops
OPO
LGA
20h 30m
2 stops
Depart: Wed Jan 31 2018 Return: Mon Feb 5 2018 Trip spans 6 days
Air Canada
Air Canada
LGA
OPO
17h 25m
2 stops
OPO
LGA
24h 49m
2 stops
Depart: Sat Dec 16 2017 Return: Fri Dec 29 2017 Trip spans 14 days
British Airways
British Airways
FLL
OPO
21h 20m
1 stop
OPO
FLL
28h 45m
1 stop
Depart: Wed Nov 1 2017 Return: Wed Nov 8 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
JFK
OPO
9h 05m
1 stop
OPO
JFK
12h 05m
1 stop
Depart: Tue Oct 3 2017 Return: Tue Oct 17 2017 Trip spans 15 days
Air Europa
Air Europa
JFK
OPO
12h 20m
1 stop
OPO
JFK
11h 55m
1 stop
Depart: Wed Dec 6 2017 Return: Wed Dec 13 2017 Trip spans 8 days
Iberia
Iberia
EWR
OPO
13h 20m
2 stops
OPO
EWR
25h 35m
2 stops
Depart: Tue Nov 14 2017 Return: Sun Nov 19 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
JFK
OPO
13h 15m
1 stop
OPO
JFK
11h 30m
1 stop
Depart: Tue Oct 24 2017 Return: Fri Nov 24 2017 Trip spans 32 days
Air Europa
Air Europa
JFK
OPO
12h 20m
1 stop
OPO
JFK
12h 20m
1 stop
Depart: Wed Jan 31 2018 Return: Mon Feb 5 2018 Trip spans 6 days
SWISS
SWISS
EWR
OPO
12h 40m
1 stop
OPO
EWR
27h 35m
1 stop
Depart: Wed Aug 23 2017 Return: Thu Sep 7 2017 Trip spans 16 days
KLM
KLM
BOS
OPO
12h 34m
1 stop
OPO
BOS
20h 47m
1 stop
Depart: Thu Dec 14 2017 Return: Mon Dec 25 2017 Trip spans 12 days
American Airlines
American Airlines
LGA
OPO
19h 43m
2 stops
OPO
LGA
18h 26m
2 stops
* 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,
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Airports
Origin

New York
only $517
only $492
Fort Lauderdale
$710
Newark
$524
Miami
$542
Boston
$465
Destination

Porto
$465