$604 Find Cheap Flights from Lisbon to San Francisco - Compare and Save

These are the earliest and latest flight times available from Lisbon to San Francisco:

• Earliest: departs at 9:40 am and lands at 10:28 pm
• Latest: departs at 11:40 am and lands at 12:28 am.

The flight takes about 12h 48m.

Four cabin classes are available on flights from Lisbon to San Francisco:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

A nonstop flight from Lisbon to San Francisco takes 12h 48m, covering 5,664 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Lisbon to San Francisco range from $784 to $1,079, with an average of $900 over the past 12 months. Anything below $784 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 16% above the $900 route average. Book 20 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $596 round-trip via New York John F Kennedy Intl (JFK), compared to $959 for nonstop.

TAP AIR PORTUGAL is the only airline operating Lisbon to San Francisco flights. 81% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $79–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A330-900neo family is used most often on this route, operated mainly by TAP AIR PORTUGAL and JetBlue. Other aircraft seen on the route include Airbus A330 variants.

Morning is the busiest departure period on Lisbon to San Francisco flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

One-way fares from Lisbon to San Francisco are currently lower than usual. Average one-way flight prices are about $787, which is 8% below the typical average for this route.

San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates averaging $63 for economy cars. Top options include:

• Europcar
• Thrifty
• Dollar
• Hertz
• Fox

Flights from Lisbon to San Francisco usually depart from Lisbon Humberto Delgado (LIS) and arrive at San Francisco (SFO).

Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Lisbon to San Francisco route, 19% of flights were delayed in the past 3 months, with delays averaging 1h 46m.

One-stop flights from Lisbon to San Francisco most commonly connect through:

• Paris Charles de Gaulle (CDG) - 27% of one-stop connections
• London Heathrow (LHR) - 20% of one-stop connections
• Philadelphia (PHL) - 14% of one-stop connections
• Amsterdam Schiphol (AMS) - 6% of one-stop connections

Yes. Flexible dates can save you up to 17% on flights from Lisbon to San Francisco. Friday is the cheapest departure day at $801 round-trip on average, while Monday is the most expensive at $959, a difference of $158.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only TAP AIR PORTUGAL operates flights between Lisbon and San Francisco.

Flying via Madrid Barajas (MAD) gives the shortest average 1-stop total travel time at 15h 02m, compared with 15h 11m via Toronto Pearson Intl (YYZ) and 15h 34m via Washington, D.C. Dulles Intl (IAD).

San Francisco is 7 hours behind Lisbon (Pacific Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

Among airlines operating Lisbon to San Francisco flights:

• TAP AIR PORTUGAL: offers extra legroom; offers free seat selection
• JetBlue: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• TAP AIR PORTUGAL: a cabin bag and a checked bag in Economy Class
• JetBlue: a cabin bag and a checked bag in Economy Class
• Etihad Airways: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

American citizens flying from Lisbon to San Francisco need a valid passport. Portuguese citizens need a valid passport and must apply in advance for an Electronic Travel Authorization (ESTA) under the Visa Waiver Program.

Economy passengers on flights from Lisbon to San Francisco can bring one carry-on bag and one personal item on board. Checked baggage allowances vary by fare. TAP Air Portugal's Economy Discount fare includes no free checked bag, while its Basic, Classic and Plus fares include one 23 kg bag. On TAP Air Portugal and British Airways, premium or business class includes two free checked bags.