$700+ Cheap flights from Lisbon (LIS) to San Francisco (SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SFO
Jul 5 — Jul 121
Round-trip
1 adult, Economy
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Find cheap flights from Lisbon to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Lisbon Humberto Delgado to San Francisco are usually found in February or January, booked 39 days in advance, depart on a Wednesday or Friday and return on a Tuesday
Cheap flight deals from Lisbon to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Lisbon to San FranciscoExplore the most affordable flight options available from Lisbon to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.
Explore the most affordable flight options available from Lisbon to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/134:55 pm
LIS
- SFO
1 stop29h 55m
Scandinavian Airlines
Wed 1/274:45 pm
SFO
- LIS
1 stop15h 20m
Scandinavian Airlines
Deal found 6/3![Scandinavian Airlines logo]()
$750
This oojo deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/204:55 pm
LIS
- SFO
1 stop29h 55m
Scandinavian Airlines
Fri 12/44:45 pm
SFO
- LIS
1 stop15h 20m
Scandinavian Airlines
Deal found 6/5![Scandinavian Airlines logo]()
$763
This Expedia deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:05 am
LIS
- SFO
1 stop15h 51m
British Airways
Wed 9/164:35 pm
SFO
- LIS
1 stop15h 05m
British Airways
Deal found 6/4![British Airways logo]()
$766
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:25 am
LIS
- SFO
2 stops21h 55m
American Airlines
Wed 9/167:30 pm
SFO
- LIS
1 stop19h 45m
American Airlines
Deal found 6/4![American Airlines logo]()
$772
This Expedia deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:45 pm
LIS
- SFO
1 stop27h 05m
British Airways
Wed 9/167:30 pm
SFO
- LIS
1 stop19h 45m
British Airways
Deal found 6/4![British Airways logo]()
$773
This Iberia deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:55 am
LIS
- SFO
2 stops21h 25m
Multiple Airlines
Wed 9/164:35 pm
SFO
- LIS
1 stop22h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$775
This Cheapflightsfares deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:45 pm
LIS
- SFO
1 stop27h 35m
Multiple Airlines
Wed 9/304:35 pm
SFO
- LIS
1 stop15h 05m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$776
This Priceline deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:35 am
LIS
- SFO
2 stops21h 29m
Multiple Airlines
Mon 10/54:35 pm
SFO
- LIS
1 stop15h 10m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$779
This FlightHub deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/164:55 pm
LIS
- SFO
1 stop29h 55m
Scandinavian Airlines
Mon 1/254:45 pm
SFO
- LIS
1 stop15h 20m
Scandinavian Airlines
Deal found 6/1![Scandinavian Airlines logo]()
$782
This American Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am
LIS
- SFO
2 stops22h 06m
American Airlines
Mon 12/79:00 am
SFO
- LIS
2 stops16h 05m
American Airlines
Deal found 6/4![American Airlines logo]()
$784
Best flights from Lisbon to San FranciscoDiscover carefully curated flight deals from Lisbon to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
Discover carefully curated flight deals from Lisbon to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
This British Airways deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:05 am
LIS
- SFO
1 stop19h 51m
British Airways
Mon 10/57:30 pm
SFO
- LIS
1 stop19h 40m
British Airways
Deal found 6/5![British Airways logo]()
$787
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:00 am
LIS
- SFO
1 stop14h 45m
Delta
Wed 9/3011:58 am
SFO
- LIS
2 stops21h 52m
Delta
Deal found 6/3![Delta logo]()
$824
This KLM deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:00 am
LIS
- SFO
1 stop14h 45m
Multiple Airlines
Mon 9/73:05 pm
SFO
- LIS
1 stop23h 20m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:05 am
LIS
- SFO
1 stop18h 10m
United Airlines
Sat 7/411:05 pm
SFO
- LIS
1 stop27h 25m
United Airlines
Deal found 5/31![United Airlines logo]()
$913
This Delta deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:00 am
LIS
- SFO
1 stop14h 45m
Delta
Wed 9/167:00 am
SFO
- LIS
2 stops20h 15m
Delta
Deal found 6/1![Delta logo]()
$824
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:00 am
LIS
- SFO
2 stops19h 15m
Delta
Wed 9/167:00 am
SFO
- LIS
2 stops20h 15m
Delta
Deal found 6/5![Delta logo]()
$828
This United Airlines deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:05 am
LIS
- SFO
2 stops20h 40m
United Airlines
Sun 8/3011:39 pm
SFO
- LIS
1 stop25h 41m
United Airlines
Deal found 6/1![United Airlines logo]()
$940
This British Airways deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:05 am
LIS
- SFO
1 stop20h 05m
Multiple Airlines
Wed 7/299:49 am
SFO
- LIS
2 stops18h 01m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$952
This United Airlines deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:25 am
LIS
- SFO
2 stops22h 02m
United Airlines
Sun 8/3010:50 pm
SFO
- LIS
2 stops25h 30m
United Airlines
Deal found 6/1![United Airlines logo]()
$941
This Delta deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:00 am
LIS
- SFO
2 stops19h 25m
Delta
Sat 7/46:00 am
SFO
- LIS
2 stops21h 15m
Delta
Deal found 6/1![Delta logo]()
$902
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:25 am
LIS
- SFO
1 stop15h 50m
United Airlines
Sat 7/256:00 am
SFO
- LIS
2 stops20h 35m
United Airlines
Deal found 6/4![United Airlines logo]()
$956
Last-minute flights from Lisbon to San FranciscoDiscover last-minute flight deals from Lisbon to San Francisco. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from Lisbon to San Francisco. Data last updated June 5, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:10 am
LIS
- SFO
2 stops23h 45m
Multiple Airlines
Sat 7/44:40 pm
SFO
- LIS
1 stop34h 25m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$839
This Booking.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:25 am
LIS
- SFO
1 stop15h 50m
Multiple Airlines
Mon 6/227:35 pm
SFO
- LIS
1 stop19h 50m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$854
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:00 am
LIS
- SFO
1 stop14h 45m
Delta
Mon 9/287:00 am
SFO
- LIS
2 stops20h 15m
Delta
Deal found 6/5![Delta logo]()
$858
This Booking.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:55 am
LIS
- SFO
1 stop18h 40m
Multiple Airlines
Wed 6/249:05 pm
SFO
- LIS
1 stop17h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$857
One-way flights from Lisbon to San FranciscoSearch for one-way flight options from Lisbon to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
Search for one-way flight options from Lisbon to San Francisco. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:45 pm
LIS
- SFO
2 stops34h 07m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$700
This Cheapflightsfares deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:15 pm
LIS
- SFO
1 stop25h 35m
Aer Lingus
Deal found 6/4![Aer Lingus logo]()
$703
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:35 am
LIS
- SFO
2 stops35h 50m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$705
This Kiwi.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:15 am
LIS
- SFO
2 stops46h 25m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$708
This Kiwi.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:00 pm
LIS
- SFO
3 stops50h 11m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$710
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:40 am
LIS
- SFO
1 stop33h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$711
This Mytrip deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/296:25 pm
LIS
- SFO
1 stop24h 56m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$713
This Cheapflightsfares deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:15 pm
LIS
- SFO
1 stop25h 40m
Aer Lingus
Deal found 6/4![Aer Lingus logo]()
$715
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/216:10 am
LIS
- SFO
3 stops24h 43m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$716
This Kiwi.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1211:35 am
LIS
- SFO
1 stop32h 45m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$717
Find flight deals from Lisbon to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to San Francisco (SFO). 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 June 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $763 (oojo) |
One-way from | $700 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $908 |
Good one-way deal | $808 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Lisbon to San Francisco 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 2,558,603 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Lisbon to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Thu 10/1
11:05 am-10:56 pm
1 stop19h 51m
San Francisco
Mon 10/5
7:30 pm-11:10 pm
1 stop19h 40m
$787
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Wed 9/9
5:00 am-11:45 am
1 stop14h 45m
San Francisco
Wed 9/30
11:58 am-5:50 pm
2 stops21h 52m
$824
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Wed 9/2
5:00 am-11:45 am
1 stop14h 45m
San Francisco
Mon 9/7
3:05 pm-10:25 pm
1 stop23h 20m
$824
Quickest round-trip
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Wed 8/26
5:00 am-11:45 am
1 stop14h 45m
San Francisco
Wed 9/16
7:00 am-11:15 am
2 stops20h 15m
$824
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Tue 8/25
5:00 am-4:15 pm
2 stops19h 15m
San Francisco
Wed 9/16
7:00 am-11:15 am
2 stops20h 15m
$828
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Thu 6/18
5:00 am-4:25 pm
2 stops19h 25m
San Francisco
Sat 7/4
6:00 am-11:15 am
2 stops21h 15m
$902
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Thu 6/18
5:05 am-3:15 pm
1 stop18h 10m
San Francisco
Sat 7/4
11:05 pm-10:30 am
1 stop27h 25m
$913
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Sat 8/15
5:05 am-5:45 pm
2 stops20h 40m
San Francisco
Sun 8/30
11:39 pm-9:20 am
1 stop25h 41m
$940
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Mon 8/17
10:25 am-12:27 am
2 stops22h 02m
San Francisco
Sun 8/30
10:50 pm-8:20 am
2 stops25h 30m
$941
LisbonSan Francisco
LIS - SFO
LISSFO
Lisbon Humberto Delgado
Thu 7/16
11:05 am-11:10 pm
1 stop20h 05m
San Francisco
Wed 7/29
9:49 am-11:50 am
2 stops18h 01m
$952
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Lisbon to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to San Francisco in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Lisbon-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Lisbon-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Lisbon to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Lisbon with our price prediction graph.
LIS-SFO
Estimated round-trip 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 Lisbon to San Francisco
Prices
Delays
How far ahead should I book a flight from Lisbon to San Francisco?
To ensure you get the cheapest price possible for a flight from Lisbon to San Francisco, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Lisbon to San Francisco?
Currently, February is the cheapest month in which you can book a flight from Lisbon to San Francisco (average of $751). Flying from Lisbon to San Francisco in June is currently the most expensive (average of $908). 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 LIS to SFO?
Find hourly flight availability from Lisbon to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 5, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lisbon to San Francisco as you normally would.
How often are flights from Lisbon to San Francisco delayed?
About 16% of weekly flights between Lisbon and San Francisco have experienced delays in the past year, with the average delay time being 110 minutes.
What is the most punctual flight time for Lisbon to San Francisco flights?
Historically, flights departing in the morning 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?
Monday 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 Lisbon to San Francisco flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 16% of flights being delayed.
The best insider tips for Lisbon to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Lisbon to San Francisco trip
Our travel experts
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated June 5, 2026.
Read through reviews of airlines operating flights from Lisbon to San Francisco, such as Delta,Air France, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.9
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.9
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.9
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.9
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Overall
7.9
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Lisbon to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
Cupertino
Emeryville
Newark
Watsonville
San Bruno
San Ramon
Vacaville
Roseville
San Carlos
Redwood City
Daly City
Turlock
Sunnyvale
Vallejo
San Lorenzo
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Lisbon and San Francisco flights
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Top 7 airlines flying from Lisbon to San Francisco
Discover the top 7 airlines that operate flights from Lisbon to San Francisco. 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 2,558,603 searches. Data last updated June 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$604 | Average$873 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$642 | Average$830 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$655 | Average$823 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$708 | Average$800 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$718 | Average$850 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$752 | Average$957 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$764 | Average$895 | FlexibilityNo cancel fee | On-time69% |