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: Sat Aug 19 2017 Return: Wed Sep 6 2017 Trip spans 19 days
British Airways
British Airways
SFO
LIS
24h 25m
1 stop
LIS
SFO
30h 20m
1 stop
Depart: Tue Sep 19 2017 Return: Fri Oct 6 2017 Trip spans 18 days
Major Airline
Major Airline
SFO
LIS
22h 45m
2 stops
LIS
SFO
31h 40m
2 stops
Depart: Sat Sep 30 2017 Return: Tue Oct 17 2017 Trip spans 18 days
Multiple Airlines
Multiple Airlines
SFO
OPO
27h 05m
2 stops
OPO
SFO
19h 15m
2 stops
Depart: Tue Oct 10 2017 Return: Thu Oct 19 2017 Trip spans 10 days
Turkish Airlines
Turkish Airlines
SFO
OPO
36h 25m
1 stop
OPO
SFO
32h 55m
1 stop
Depart: Thu Oct 12 2017 Return: Sun Oct 22 2017 Trip spans 11 days
Major Airline
Major Airline
SFO
LIS
13h 50m
1 stop
LIS
SFO
15h 35m
1 stop
Depart: Tue Sep 19 2017 Return: Wed Oct 4 2017 Trip spans 16 days
British Airways
British Airways
SFO
LIS
19h 25m
1 stop
LIS
SFO
25h 10m
1 stop
Depart: Wed Nov 8 2017 Return: Tue Nov 21 2017 Trip spans 14 days
Major Airline
Major Airline
SFO
LIS
39h 25m
2 stops
LIS
SFO
41h 23m
2 stops
Depart: Sun Jul 30 2017 Return: Thu Aug 24 2017 Trip spans 26 days
$1282
Select
Air Canada
Air Canada
SFO
LIS
19h 40m
2 stops
LIS
SFO
30h 29m
2 stops
Depart: Thu Dec 14 2017 Return: Thu Dec 28 2017 Trip spans 15 days
Major Airline
Major Airline
SFO
LIS
37h 10m
1 stop
LIS
SFO
37h 00m
1 stop
Depart: Mon Jul 3 2017 Return: Mon Jul 10 2017 Trip spans 8 days
$1500
Select
Lufthansa
Lufthansa
SFO
LIS
16h 35m
1 stop
LIS
SFO
36h 40m
1 stop
Depart: Tue Jul 11 2017 Return: Sun Jul 23 2017 Trip spans 13 days
$1563
Select
TAP Portugal
TAP Portugal
SFO
OPO
19h 10m
2 stops
OPO
SFO
26h 48m
2 stops
Depart: Thu Sep 21 2017 Return: Thu Oct 5 2017 Trip spans 15 days
Multiple Airlines
Multiple Airlines
SFO
PDL
16h 20m
1 stop
PDL
SFO
14h 56m
1 stop
Depart: Sat Dec 9 2017 Return: Fri Dec 22 2017 Trip spans 14 days
Major Airline
Major Airline
SFO
LIS
16h 10m
1 stop
LIS
SFO
29h 05m
1 stop
Depart: Sun Aug 6 2017 Return: Sat Aug 26 2017 Trip spans 21 days
British Airways
British Airways
SFO
LIS
19h 15m
1 stop
LIS
SFO
30h 20m
1 stop
Depart: Sat Sep 2 2017 Return: Wed Sep 13 2017 Trip spans 12 days
Multiple Airlines
Multiple Airlines
SFO
PDL
23h 15m
2 stops
PDL
SFO
24h 52m
1 stop
Depart: Sun Aug 27 2017 Return: Wed Sep 6 2017 Trip spans 11 days
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 10m
1 stop
OPO
SFO
36h 15m
1 stop
Depart: Sun Sep 3 2017 Return: Thu Sep 7 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
SFO
TER
15h 30m
2 stops
TER
SFO
18h 56m
2 stops
Depart: Fri Nov 17 2017 Return: Fri Nov 24 2017 Trip spans 8 days
Major Airline
Major Airline
SFO
LIS
20h 00m
1 stop
LIS
SFO
22h 00m
2 stops
Depart: Wed Aug 30 2017 Return: Thu Sep 7 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
SFO
TER
14h 30m
1 stop
TER
SFO
14h 17m
1 stop
Depart: Fri Dec 29 2017 Return: Fri Jan 5 2018 Trip spans 8 days
$1088
Select
Turkish Airlines
Turkish Airlines
SFO
OPO
33h 35m
1 stop
OPO
SFO
33h 25m
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
$549
Destination

Terceira Island
$881
Porto
$751
Lisbon
$549
Ponta Delgada (Açores)
$806