Find Deals on Flights from San Francisco 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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Book cheap flights from San Francisco to Portugal

(Round-trip)
Depart: Sat Mar 4 2017 Return: Sat Mar 11 2017 Trip spans 8 days
Major Airline
Major Airline
SFO
LIS
43h 35m
2 stops
LIS
SFO
34h 23m
2 stops
Depart: Tue Apr 4 2017 Return: Wed Apr 19 2017 Trip spans 16 days
British Airways
British Airways
SFO
LIS
14h 50m
1 stop
LIS
SFO
16h 29m
1 stop
Depart: Wed Mar 29 2017 Return: Wed Apr 5 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
36h 10m
1 stop
Depart: Wed Dec 7 2016 Return: Wed Dec 14 2016 Trip spans 8 days
Iberia
Iberia
SFO
OPO
20h 40m
2 stops
OPO
SFO
36h 48m
2 stops
Depart: Tue Jun 27 2017 Return: Wed Jul 12 2017 Trip spans 16 days
$1026
Select
KLM
KLM
SFO
OPO
21h 00m
1 stop
OPO
SFO
28h 08m
2 stops
Depart: Sat Feb 25 2017 Return: Thu Mar 9 2017 Trip spans 13 days
Major Airline
Major Airline
SFO
LIS
18h 30m
2 stops
LIS
SFO
21h 14m
2 stops
Depart: Mon May 1 2017 Return: Wed May 17 2017 Trip spans 17 days
British Airways
British Airways
SFO
LIS
17h 35m
1 stop
LIS
SFO
16h 29m
1 stop
Depart: Sun Jan 8 2017 Return: Fri Jan 27 2017 Trip spans 20 days
Major Airline
Major Airline
SFO
LIS
23h 50m
2 stops
LIS
SFO
19h 59m
2 stops
Depart: Sat Jun 10 2017 Return: Fri Jun 23 2017 Trip spans 14 days
$1210
Select
TAP Portugal
TAP Portugal
SFO
TER
29h 30m
2 stops
TER
SFO
29h 08m
2 stops
Depart: Fri Mar 10 2017 Return: Tue Mar 21 2017 Trip spans 11 days
British Airways
British Airways
SFO
LIS
17h 55m
1 stop
LIS
SFO
27h 05m
1 stop
Depart: Wed Apr 26 2017 Return: Tue May 9 2017 Trip spans 14 days
British Airways
British Airways
SFO
LIS
22h 40m
1 stop
LIS
SFO
25h 30m
1 stop
Depart: Mon Jan 23 2017 Return: Sun Feb 5 2017 Trip spans 14 days
Major Airline
Major Airline
SFO
LIS
24h 20m
2 stops
LIS
SFO
22h 44m
2 stops
Depart: Mon Dec 26 2016 Return: Sun Jan 8 2017 Trip spans 14 days
$1469
Select
Lufthansa
Lufthansa
SFO
OPO
32h 10m
1 stop
OPO
SFO
36h 40m
2 stops
Depart: Wed Dec 7 2016 Return: Tue Dec 13 2016 Trip spans 7 days
British Airways
British Airways
SFO
LIS
17h 55m
1 stop
LIS
SFO
33h 04m
2 stops
Depart: Tue Jun 13 2017 Return: Tue Jun 27 2017 Trip spans 15 days
Major Airline
Major Airline
SFO
LIS
19h 45m
2 stops
LIS
SFO
33h 13m
2 stops
Depart: Thu Apr 13 2017 Return: Thu Apr 27 2017 Trip spans 15 days
Turkish Airlines
Turkish Airlines
SFO
OPO
36h 25m
1 stop
OPO
SFO
32h 50m
1 stop
Depart: Tue Jun 13 2017 Return: Tue Aug 8 2017 Trip spans 57 days
British Airways
British Airways
SFO
LIS
14h 50m
1 stop
LIS
SFO
19h 02m
1 stop
Depart: Tue May 9 2017 Return: Wed May 17 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
SFO
OPO
36h 25m
1 stop
OPO
SFO
36h 10m
1 stop
Depart: Mon May 22 2017 Return: Fri Jun 2 2017 Trip spans 12 days
British Airways
British Airways
SFO
LIS
22h 30m
1 stop
LIS
SFO
19h 02m
1 stop
Depart: Tue Jan 24 2017 Return: Sat Jan 28 2017 Trip spans 5 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 35m
1 stop
OPO
SFO
35h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

San Francisco
$526
Destination

Terceira Island
$1210
Porto
$876
Lisbon
$526