Find flights
When to book
FAQs

Cheap flights from San Francisco to Lisbon

SFO — LIS
13 May — 20 May1
1 adult
Mon 13/5
Mon 20/5

The best prices from San Francisco to Lisbon Humberto Delgado are usually found in January or February, booked 37 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Francisco to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 8 May 2024.

Popular in

June

Cheapest in

January

Average price

£913

Round-trip from

£83
High demand for flights, 35% potential price rise
Best time to find cheap flights, 23% potential price drop
Average for round-trip flights in May 2024
From San Francisco to Lisbon Humberto Delgado

What is the cheapest day to fly round-trip from San Francisco to Lisbon?

Flights from San Francisco to Lisbon are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Lisbon.

How far in advance should I book a flight from San Francisco to Lisbon?

Find a great deal and save up to 35% by booking at least 38 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Francisco to Lisbon within the next two weeks, with the cheapest ticket starting at £738.

What is the cheapest month to fly from San Francisco to Lisbon?

Our data shows that January tends to be the cheapest month to fly to Lisbon from San Francisco. Users have commonly found prices around £746 for the month, but tickets can be as low as £409. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from San Francisco to Lisbon (SFO - LIS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Lisbon as you normally would.

When is the best time to book a flight from San Francisco to Lisbon?

Use this chart to determine the optimal time to book a return flight from San Francisco to Lisbon. Price data was last updated on 3 May 2024.
The best time to book flights from San Francisco to Lisbon is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from San Francisco to Lisbon?

Use this chart to determine the cheapest time to fly return from San Francisco to Lisbon. Price data was last updated on 5 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their San Francisco to Lisbon flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Lisbon by month

Plan your trip from San Francisco to Lisbon by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to Lisbon is currently £0 while a return flight costs £0. Price data was last updated on 5 May 2024.

Currently, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of £103). Flying from San Francisco to Lisbon in August is currently the most expensive (average of £247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£82

February

£94

March

£107

April

£116

May

£129

June

£146

July

£158

August

£198

September

£142

October

£128

November

£92

December

£84

Temperature and rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature and rainfall totals by month.

LIS

Temperature

11 - 23 °C

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this San Francisco to Lisbon flight route?

  • What are the most reliable airlines from San Francisco to Lisbon?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Lisbon on time: TAP AIR PORTUGAL (72%), JetBlue (50%), Etihad Airways (47%).

  • What does SFO to LIS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a San Francisco Airport to Lisbon Humberto Delgado Airport flight would often be abbreviated as a SFO to LIS flight.

  • Can I find deals for flights from San Francisco to Lisbon that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Lisbon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Lisbon with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Lisbon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Francisco to Lisbon that include hotel bookings?

    Yes. In addition to deals on San Francisco to Lisbon flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Lisbon.

  • Can I find deals for business class flights from San Francisco to Lisbon?

    Yes. Cheapflights offers flight deals from San Francisco to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Francisco to Lisbon that allow pets onboard?

    Many airlines flying from San Francisco to Lisbon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Lisbon?

    Yes, you can often find last-minute deals on San Francisco to Lisbon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from San Francisco to Lisbon

Discover the top airline that operate flights from San Francisco to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 881,145 searches. Data last updated 8 May 2024.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£681Average£820FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Search flights from San Francisco to Lisbon by cabin class

Find flights from San Francisco to Lisbon, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from San Francisco to Lisbon

Find hourly flight availability from San Francisco to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 May 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from San Francisco to Lisbon

Explore weekly flight availability from San Francisco to Lisbon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 8 May 2024.
Monday1daily flight
Tuesday0daily flights
Wednesday0daily flights
Thursday1daily flight
Friday0daily flights
Saturday1daily flight
Sunday0daily flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Lisbon?

Cheapflights helps you search for flights from San Francisco to Lisbon via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Lisbon?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Lisbon for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Francisco to Lisbon with no change fees?

Yes! Cheapflights helps users easily find flights from San Francisco to Lisbon with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to Lisbon become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to Lisbon flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.