Cheap flights from Lisbon to San Francisco
Cheap return flights from Lisbon to San Francisco
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
San Francisco flight facts
What you need to know
What are the cheapest airlines?
- Icelandair
- TAP Air Portugal
- British Airways
These airlines usually offer the cheapest flights from Lisbon to San Francisco.
What airlines fly indirectly?
- Lufthansa
- Air France
- United Airlines
These airlines fly from Lisbon to San Francisco, but you’ll have at least one layover.
How long is the flight?
14 hours
This is the shortest flight time from Lisbon to San Francisco.
Alternative flights from the UK to San Francisco
Check out prices for other routes
Alternative flights from Lisbon
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Lisbon/San Francisco route. There are around 35 flights on any given week from the UK to San Francisco and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from Lisbon to San Francisco
Tips and advice from our flight experts
You've searched for flights from Lisbon to San Francisco. We've found 25 flights and compared them to give you the best offer. TAP Air Portugal is, on average, the cheapest for this route. Look out for their deals! The cheapest offer we've found is a one-way ticket for £88 from Lisbon to San Francisco on 15/05/2026 at 04:30.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 8,800 km flight from Lisbon to San Francisco.
To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. Flying in the off-peak season can also save you money. TAP Air Portugal is a popular and affordable choice for this route, with an average flight duration of 14 hours. After selecting an offer, fill out your information, proceed to payment, and consider booking a hotel with us or using our flight + hotel service to save time and money.
Other popular destinations near San Francisco
Where other people are flying to
