Find Cheap 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
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: Tue Oct 3 2017 Return: Wed Oct 18 2017 Trip spans 16 days
British Airways
British Airways
SFO
LIS
19h 25m
1 stop
LIS
SFO
25h 10m
1 stop
Depart: Tue Aug 29 2017 Return: Sun Sep 10 2017 Trip spans 13 days
Turkish Airlines
Turkish Airlines
SFO
LIS
36h 40m
1 stop
LIS
SFO
32h 45m
1 stop
Depart: Fri May 5 2017 Return: Fri May 12 2017 Trip spans 8 days
$1101
Select
Condor
Condor
SFO
OPO
25h 45m
2 stops
OPO
SFO
25h 28m
2 stops
Depart: Mon Jun 5 2017 Return: Tue Jun 13 2017 Trip spans 9 days
$1164
Select
Aer Lingus
Aer Lingus
SFO
FAO
18h 50m
1 stop
FAO
SFO
36h 40m
1 stop
Depart: Tue Jul 18 2017 Return: Mon Jul 24 2017 Trip spans 7 days
$1172
Select
SAS
SAS
SFO
FAO
37h 15m
2 stops
FAO
SFO
33h 33m
2 stops
Depart: Mon Sep 18 2017 Return: Wed Sep 27 2017 Trip spans 10 days
British Airways
British Airways
SFO
LIS
19h 40m
1 stop
LIS
SFO
25h 10m
1 stop
Depart: Tue Sep 19 2017 Return: Thu Oct 5 2017 Trip spans 17 days
British Airways
British Airways
SFO
LIS
20h 10m
1 stop
LIS
SFO
17h 45m
1 stop
Depart: Tue Aug 1 2017 Return: Mon Aug 14 2017 Trip spans 14 days
$1382
Select
Major Airline
Major Airline
SFO
TER
18h 00m
2 stops
TER
SFO
19h 14m
2 stops
Depart: Wed Sep 6 2017 Return: Wed Sep 13 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
SFO
LIS
32h 20m
1 stop
LIS
SFO
32h 45m
1 stop
Depart: Wed Oct 25 2017 Return: Sat Nov 11 2017 Trip spans 18 days
British Airways
British Airways
SFO
LIS
36h 40m
1 stop
LIS
SFO
40h 20m
2 stops
Depart: Fri Jun 30 2017 Return: Thu Jul 13 2017 Trip spans 14 days
$1734
Select
Air France
Air France
SFO
OPO
18h 30m
1 stop
OPO
SFO
27h 15m
1 stop
Depart: Sun Aug 6 2017 Return: Mon Aug 28 2017 Trip spans 23 days
British Airways
British Airways
SFO
LIS
21h 40m
2 stops
LIS
SFO
25h 10m
1 stop
Depart: Sun Sep 3 2017 Return: Mon Sep 11 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
32h 55m
1 stop
Depart: Mon Aug 14 2017 Return: Mon Aug 21 2017 Trip spans 8 days
British Airways
British Airways
SFO
LIS
21h 40m
2 stops
LIS
SFO
25h 10m
1 stop
Depart: Wed Aug 30 2017 Return: Sun Sep 10 2017 Trip spans 12 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
32h 55m
1 stop
Depart: Wed Sep 6 2017 Return: Wed Sep 20 2017 Trip spans 15 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
36h 15m
1 stop
Depart: Wed Aug 30 2017 Return: Sun Sep 10 2017 Trip spans 12 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
32h 55m
1 stop
Depart: Sat Jun 3 2017 Return: Sun Jun 11 2017 Trip spans 9 days
British Airways
British Airways
SFO
LIS
36h 45m
2 stops
LIS
SFO
19h 41m
1 stop
Depart: Sun Sep 3 2017 Return: Sun Sep 10 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
32h 55m
1 stop
Depart: Mon Jul 31 2017 Return: Fri Aug 18 2017 Trip spans 19 days
British Airways
British Airways
SFO
LIS
20h 10m
1 stop
LIS
SFO
19h 41m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

San Francisco
$583
Destination

Terceira Island
$1382
Porto
$889
Lisbon
$583
Faro
$1164