$686 - Flights to Lisbon Portugal from San Francisco
Right now, British Airways is offering the cheapest flights to Portugal. Their flights have a layover in London, Heathrow.
Cheap Flights to Portugal from San Francisco
$777 - Flights to Lisbon Portugal from SFO
This deal isn’t quite as good of a deal as flights to Spain these days, but having looked for cheap flights to Portugal a number of times, $777 roundtrip is quite less than the $1000 dollars it usually costs to fly here.
