Cheap flights from San Francisco to Lisbon from £403
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
13 Nov — 20 Nov1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Lisbon Humberto Delgado are usually found in January or February, booked 11 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from San Francisco to Lisbon
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from San Francisco to Lisbon
Explore the most affordable flight options available from San Francisco to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 October 2026.
Tue 24/1116:45 -
1 stop15h 20m
Wed 2/1216:55 -
2 stops38h 05m
Deal found 12/10£510
Thu 26/1116:45 -
1 stop15h 10m
Thu 3/1217:55 -
2 stops35h 37m
Deal found 12/10£522
Fri 6/1116:45 -
1 stop15h 25m
Wed 18/1116:55 -
1 stop29h 55m
Deal found 13/10£528
Tue 24/1116:45 -
1 stop15h 20m
Thu 3/1217:55 -
2 stops35h 37m
Deal found 12/10£533
Tue 1/1216:45 -
1 stop15h 20m
Tue 12/112:50 -
2 stops34h 00m
Deal found 12/10£537
Wed 25/1116:45 -
1 stop16h 20m
Thu 3/1217:55 -
1 stop28h 55m
Deal found 12/10£540
Sun 6/1207:00 -
2 stops25h 20m
Wed 9/1216:55 -
1 stop29h 55m
Deal found 10/10£548
Wed 2/1208:25 -
1 stop14h 30m
Wed 16/1205:00 -
1 stop15h 35m
Deal found 13/10£550
Sun 6/1206:00 -
1 stop20h 05m
Wed 16/1205:00 -
1 stop19h 05m
Deal found 14/10£550
Mon 7/1208:25 -
1 stop18h 15m
Thu 17/1206:05 -
1 stop21h 30m
Deal found 14/10£551
Tue 24/1116:45 -
1 stop15h 20m
Tue 1/1218:55 -
2 stops33h 06m
Deal found 10/10£552
Best flights from San Francisco to Lisbon
Discover carefully curated flight deals from San Francisco to Lisbon that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 October 2026.
Mon 18/108:55 -
2 stops22h 15m
Mon 25/111:30 -
1 stop32h 15m
Deal found 12/10£579
Sat 26/1220:55 -
2 stops27h 15m
Thu 7/108:55 -
2 stops44h 18m
Deal found 11/10£615
Fri 12/314:01 -
2 stops24h 29m
Fri 19/306:30 -
2 stops23h 11m
Deal found 14/10£649
Fri 8/107:15 -
2 stops24h 30m
Thu 14/116:55 -
1 stop29h 55m
Deal found 12/10£709
Sun 22/1121:35 -
1 stop26h 25m
Wed 2/1211:30 -
1 stop32h 15m
Deal found 10/10£598
Sat 13/322:44 -
2 stops24h 11m
Sat 20/306:00 -
1 stop21h 35m
Deal found 14/10£617
Fri 13/1112:45 -
1 stop13h 35m
Fri 20/1112:25 -
1 stop15h 45m
Deal found 14/10£624
Wed 28/1013:20 -
2 stops18h 50m
Fri 6/1105:00 -
1 stop14h 45m
Deal found 11/10£629
Fri 8/115:10 -
1 stop16h 00m
Wed 13/105:00 -
1 stop14h 45m
Deal found 12/10£630
Fri 8/115:10 -
1 stop16h 00m
Thu 14/105:00 -
1 stop14h 45m
Deal found 12/10£630
Direct flights from San Francisco to Lisbon
Explore direct flight options from San Francisco to Lisbon based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 October 2026.
Sat 28/1116:35 -
Nonstop10h 55m
Sat 5/1209:55 -
Nonstop12h 50m
Deal found 14/10£668
Mon 1/316:35 -
Nonstop11h 05m
Fri 12/311:15 -
Nonstop12h 50m
Deal found 10/10£707
Sat 16/116:35 -
Nonstop10h 55m
Thu 29/410:00 -
Nonstop12h 35m
Deal found 14/10£722
Sat 16/116:35 -
Nonstop10h 55m
Mon 25/109:40 -
Nonstop12h 45m
Deal found 12/10£737
Mon 18/116:35 -
Nonstop11h 05m
Tue 27/410:00 -
Nonstop12h 35m
Deal found 14/10£743
Wed 3/316:35 -
Nonstop10h 55m
Sat 13/309:55 -
Nonstop12h 50m
Deal found 13/10£758
Mon 8/316:35 -
Nonstop11h 05m
Thu 27/510:00 -
Nonstop12h 35m
Deal found 14/10£764
Mon 2/1116:35 -
Nonstop11h 05m
Wed 2/1210:00 -
Nonstop12h 45m
Deal found 11/10£766
Fri 26/219:15 -
Nonstop11h 05m
Sat 13/309:55 -
Nonstop12h 50m
Deal found 13/10£773
Sat 6/316:35 -
Nonstop10h 55m
Wed 17/310:00 -
Nonstop12h 45m
Deal found 13/10£779
Fri 27/1119:15 -
Nonstop11h 05m
Wed 2/1210:00 -
Nonstop12h 45m
Deal found 10/10£781
Mon 7/1216:35 -
Nonstop11h 05m
Fri 25/1211:15 -
Nonstop12h 50m
Deal found 13/10£801
Last-minute flights from San Francisco to Lisbon
Discover last-minute flight deals from San Francisco to Lisbon. Data last updated 14 October 2026 and is based on user searches.
Mon 2/1116:45 -
1 stop15h 25m
Thu 3/1217:55 -
1 stop28h 55m
Deal found 11/10£562
Fri 6/1116:45 -
1 stop15h 25m
Wed 18/1116:55 -
1 stop29h 55m
Deal found 13/10£528
Wed 11/1116:45 -
1 stop16h 20m
Wed 18/1116:55 -
1 stop29h 55m
Deal found 10/10£569
Mon 16/1116:45 -
1 stop15h 25m
Wed 2/1207:05 -
1 stop15h 45m
Deal found 12/10£556
Tue 24/1116:45 -
1 stop15h 20m
Fri 4/1216:45 -
2 stops37h 50m
Deal found 12/10£510
Tue 24/1116:45 -
1 stop15h 20m
Thu 3/1217:55 -
2 stops35h 37m
Deal found 12/10£533
Tue 24/1116:45 -
1 stop15h 20m
Tue 1/1218:55 -
2 stops33h 06m
Deal found 10/10£550
Tue 24/1116:45 -
1 stop15h 20m
Tue 1/1208:05 -
2 stops38h 45m
Deal found 12/10£561
Wed 25/1116:45 -
1 stop16h 20m
Thu 3/1217:55 -
1 stop28h 55m
Deal found 12/10£540
Thu 26/1116:45 -
1 stop15h 10m
Thu 3/1217:55 -
2 stops35h 37m
Deal found 12/10£522
One-way flights from San Francisco to Lisbon
Search for one-way flight options from San Francisco to Lisbon. Find affordable one-way fares based on user searches. Data last updated 14 October 2026.
Sat 10/408:10 -
3 stops18h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/10£403
Wed 21/1016:35 -
1 stop15h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£427
Thu 10/1219:25 -
1 stop32h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/10£428
Sat 24/1014:15 -
1 stop34h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£433
Sat 24/1022:51 -
1 stop27h 29m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/10£435
Fri 23/1019:35 -
1 stop33h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/10£451
Thu 22/1020:30 -
1 stop18h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£452
Tue 15/1210:05 -
1 stop14h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/10£454
Wed 16/1206:00 -
2 stops25h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 10/10£457
Tue 20/1016:20 -
Nonstop11h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£458
Thu 24/1220:35 -
1 stop37h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/10£465
Thu 22/1008:10 -
1 stop17h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/10£470
Find 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 14 October 2026.
Customise your flight search to find flights from San Francisco to Lisbon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 14 October 2026.
Use the filters below to find and compare flights from San Francisco to Lisbon that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Sat 10/4
08:10-11:05
3 stops18h 55m
Lisbon Humberto Delgado
Wed 31/12
00:00-15:00
Nonstop0h 00m
£403
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Tue 20/10
16:20-11:35
Nonstop11h 15m
Lisbon Humberto Delgado
Wed 31/12
00:00-15:00
Nonstop0h 00m
£458
Fastest return journey
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Sat 5/12
16:35-11:30
Nonstop10h 55m
Lisbon Humberto Delgado
Wed 31/12
00:00-15:00
Nonstop0h 00m
£473
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Wed 23/12
23:30-08:10
2 stops24h 40m
Lisbon Humberto Delgado
Wed 31/12
00:00-15:00
Nonstop0h 00m
£475
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Mon 18/1
08:55-15:10
2 stops22h 15m
Lisbon Humberto Delgado
Mon 25/1
11:30-11:45
1 stop32h 15m
£579
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Sun 22/11
21:35-08:00
1 stop26h 25m
Lisbon Humberto Delgado
Wed 2/12
11:30-11:45
1 stop32h 15m
£598
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Sat 19/12
22:34-08:10
2 stops25h 36m
Lisbon Humberto Delgado
Wed 31/12
00:00-15:00
Nonstop0h 00m
£609
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Sat 26/12
20:55-08:10
2 stops27h 15m
Lisbon Humberto Delgado
Thu 7/1
08:55-21:13
2 stops44h 18m
£615
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Sat 13/3
22:44-06:55
2 stops24h 11m
Lisbon Humberto Delgado
Sat 20/3
06:00-20:35
1 stop21h 35m
£617
San FranciscoLisbon
SFO San Francisco - LIS Lisbon Humberto Delgado
SFOLIS
San Francisco
Fri 13/11
12:45-10:20
1 stop13h 35m
Lisbon Humberto Delgado
Fri 20/11
12:25-20:10
1 stop15h 45m
£624
Flights are sorted by cheapest return flights first.
Deals found on 12/10
Showing 1-10 of 19 resultsSorted by cheapest first
1
2
Best time to book a flight from San Francisco to Lisbon
Have a flexible travel schedule? Discover the best time to fly to Lisbon from San Francisco with our price prediction graph.
SFO-LIS
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Lisbon
Prices
Delays
How far ahead should I book a flight from San Francisco to Lisbon?
The best time to book flights from San Francisco to Lisbon is 10 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.
What is the cheapest month to book a flight from San Francisco to Lisbon?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of £485). Flying from San Francisco to Lisbon in June is currently the most expensive (average of £950). 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.
What is the cheapest time of day to fly from SFO to LIS?
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 14 October 2026.
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.
How much does it cost for a return flight from San Francisco to Lisbon?
Airfare is below average for this route at the moment.
San Francisco to Lisbon flights typically cost between £522 and £761 in January.The cheapest return price found within the last 5 days was £510 on Scandinavian Airlines (17 Jan–22 Jan).
How often are flights from San Francisco to Lisbon delayed?
About 14% of weekly flights between San Francisco and Lisbon have experienced delays in the past year, with the average delay time being 141 minutes.
What is the most punctual flight time for San Francisco to Lisbon flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Lisbon flights?
Over the past year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 14% of flights being delayed.
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?
The San Francisco to Lisbon Humberto Delgado flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from San Francisco to Lisbon?
There are many flights that can get you from San Francisco to Lisbon in 17h 35m. Fly via United Airlines or Delta to get the fastest option. There are 5664 mi between San Francisco and Lisbon. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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: Etihad Airways (82%), JetBlue (78%), TAP AIR PORTUGAL (78%).
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.
What is the cheapest month to book a flight from San Francisco to Lisbon?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of £485). Flying from San Francisco to Lisbon in June is currently the most expensive (average of £950). 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.
Explore flights to Lisbon departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 October 2026.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 14 October 2026.
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.
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