Welcome | Sign out
Recommended by:More >

Cheap Flights from San Francisco to Porto - SFO to OPO

Did You Know?

You must make at least one connection to fly from San Francisco, CA to Porto.
US Airways has 490 connecting flights between San Francisco, CA and Porto.

Cheap International Flights from San Francisco - SFO

Flights
Airline
Lowest Price
Air Europa, Iberia, Finnair, Aeroflot, Air Tahiti Nui, Delta, LOT, Swiss, Turkish, Korean, US Airways, Air Berlin, Brussels, Alitalia, Austrian, SAS, XL Airways, Air Canada, American, United, Air France, Lufthansa, Aer Lingus, KLM, British Airways, Tap Portugal
$717
Lufthansa, Air France, KLM, Finnair, Swiss, Delta, American, United, LOT, Iberia, Austrian, Aeroflot, Korean, SAS, Turkish, Alitalia, Brussels, British Airways, US Airways, Air Canada, Air Europa
$772
US Airways, Air Canada, Tap Portugal, British Airways, Finnair, Brussels, Alitalia, Austrian, Swiss, KLM, Turkish, United, Delta, Air France, Lufthansa, American, Iberia, Air Europa
$753
Air Europa, Iberia, Air France, American, Delta, British Airways, Finnair, Alitalia, KLM
$1111
American, United, Air Canada, British Airways, Finnair, Brussels, Turkish, Aeroflot, Delta, Iberia, Air Europa, SAS, Austrian, Alitalia, US Airways, LOT, Swiss, Air Berlin, Air France, KLM, Lufthansa
$787
Delta, Aeroflot, Iberia, Korean, Tap Portugal, United, LOT, Swiss, Turkish, US Airways, KLM, SAS, Air Canada, Singapore, British Airways, American, Air Berlin, Air France, Lufthansa, Finnair, Brussels, Alitalia, Austrian, Air New Zealand
$796
Korean, US Airways, KLM, Austrian, SAS, Air Europa, Iberia, Delta, Aeroflot, Turkish, Swiss, Tap Portugal, Alitalia, Brussels, Finnair, LOT, Aer Lingus, Lufthansa, Air France, American, United, Air Canada, British Airways
$756
American, Turkish, Iberia, British Airways
$756
British Airways, Air Europa, Emirates, Korean, US Airways, SAS, Lufthansa, Austrian, Air France, Air Berlin, American, United, Air Canada, Brussels, Finnair, Alitalia, Iberia, KLM, Swiss, Turkish, LOT, Aeroflot, Delta
$768
Air Canada, Swiss, British Airways, Finnair, Alitalia, SAS, Delta, Turkish, Air New Zealand, United, American, US Airways, Air France, Lufthansa, Iberia, Aer Lingus, KLM
$746
LOT, Alitalia, Singapore, Delta, United, Austrian, Aeroflot, Egyptair, Royal Jordanian, US Airways, Air New Zealand, Turkish, KLM, Swiss, British Airways, Air France, American, Air Canada, Lufthansa
$684
British Airways, Air Europa, Iberia, Air France, American, KLM
$1164
KLM, SAS, Austrian, Alitalia, Finnair, Brussels, US Airways, Korean, Air Europa, Iberia, Delta, Aeroflot, LOT, Swiss, Air Canada, United, American, British Airways, Turkish, Emirates, Lufthansa, Air France, Air Berlin
$758
KLM, Aeroflot, British Airways, Finnair, Alitalia, Air Berlin, Austrian, Turkish, Swiss, Brussels, US Airways, Air Europa, Iberia, Lufthansa, Air Canada, Delta, SAS, Air France, American
$758
Delta, LOT, Swiss, Turkish, Air New Zealand, Brussels, Finnair, British Airways, Air Canada, United, American, Air Berlin, Air France, Lufthansa, Virgin Atlantic, Iberia, KLM, Tap Portugal, Austrian, Aeroflot, SAS, Alitalia, US Airways
$802
Alitalia, Austrian, SAS, KLM, US Airways, Korean, Iberia, Delta, Air France, American, Brussels, Finnair, British Airways, Air Canada, United, Lufthansa, Air Berlin, Tap Portugal, LOT, Swiss, Turkish, Aeroflot
$743
Brussels, Emirates, Iberia, Air France, Qatar, Turkish, KLM, Alitalia, British Airways, Egyptair, Tap Portugal, Air Canada, Delta, American, Lufthansa
$744
US Airways, Turkish, KLM, Alitalia, Brussels, Finnair, British Airways, Air Canada, United, American, Delta, Air France, Lufthansa, Iberia, Air Europa, Austrian
$756

Cheap International Flights to Porto - OPO

Flights
Airline
Lowest Price
US Airways, KLM, Alitalia, Brussels, British Airways, Air Canada, United, Lufthansa, Iberia, American
$1059
US Airways, American, KLM, British Airways, Air Canada, United, Lufthansa, Iberia
$1067
Alitalia, US Airways, American, United, KLM
$1061
Air France, Delta, United, Lufthansa, Air Canada, Brussels, Alitalia, KLM, US Airways, British Airways, Iberia, American
$968
Air France, Virgin Atlantic, Delta, United, Alitalia, KLM, US Airways, American
$1349
Brussels, Air Canada, United, Delta, American, Air France, Lufthansa, Iberia, Alitalia, US Airways, KLM, British Airways
$1008
United, US Airways, Alitalia, Air France, Brussels, British Airways, Air Canada, Delta, Iberia, KLM, Lufthansa, Air Berlin, American
$999
Iberia, Delta, United, Air Canada, American, Air Berlin, Air France, Lufthansa, US Airways, KLM, British Airways
$1212
Air France, American, Delta, US Airways, KLM, British Airways, Air Canada, Lufthansa, Iberia, United
$1167
Lufthansa, Delta, American, Virgin Atlantic, United, US Airways, Air Canada, British Airways, Alitalia, Brussels, KLM, SAS, Air Berlin, Air France, Iberia
$1123
Delta, American, United, Alitalia, KLM, US Airways, Air France
$1167
Air France, Air Berlin, Lufthansa, American, Delta, US Airways, Air Canada, Iberia, United, British Airways, Air Tahiti Nui, KLM
$1157
Recommended by:More >
Cheap Flights from San Francisco to Porto, from $750 Round trip from SFO to OPO