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Cheap first class flights to San Francisco in 2026
Find the latest flights to San Francisco in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 30 July 2026.
Explore the most affordable first class flight options available to San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 30 July 2026.
Tue 6/1006:15
LHR
-
SFO
1 stop14h 35m
Air France
Tue 20/1012:05
SFO
-
LHR
1 stop14h 10m
Air France
Deal found 28/7£518
Mon 2/1111:50
LHR
-
SFO
Nonstop11h 00m
Air France
Sun 15/1114:47
SFO
-
LHR
1 stop12h 48m
Air France
Deal found 28/7£524
Sat 19/910:45
LHR
-
SFO
1 stop15h 28m
Air France
Sat 26/916:59
SFO
-
LHR
1 stop14h 01m
Air France
Deal found 29/7£554
Sun 13/911:45
LHR
-
SFO
1 stop16h 18m
Air France
Fri 18/917:45
SFO
-
LHR
Nonstop10h 20m
Air France
Deal found 28/7£1,029
Wed 25/1115:20
LHR
-
SFO
Nonstop11h 25m
American Airlines
Wed 2/1209:00
SFO
-
LHR
1 stop14h 20m
American Airlines
Deal found 27/7£5,345
Sat 19/909:00
LCY
-
SFO
1 stop15h 15m
SWISS
Thu 24/919:35
SFO
-
LCY
1 stop13h 55m
SWISS
Deal found 29/7£11,698
Best first class flights to San Francisco
Discover carefully curated first class flight deals to San Francisco that have cost, travel time, and stopover in mind to ensure you get the best travel experience. Data last updated 30 July 2026.
Sun 30/815:00
LHR
-
SFO
1 stop15h 40m
American Airlines
Sat 31/1009:00
SFO
-
LHR
1 stop14h 50m
American Airlines
Deal found 25/7£5,419
Wed 25/1111:45
LHR
-
SFO
Nonstop11h 10m
British Airways
Wed 2/1220:35
SFO
-
LHR
Nonstop10h 35m
British Airways
Deal found 27/7£6,059
Mon 31/814:45
LHR
-
SFO
1 stop15h 33m
American Airlines
Wed 30/913:27
SFO
-
LHR
1 stop15h 18m
American Airlines
Deal found 25/7£5,645
Sat 19/909:00
LCY
-
SFO
1 stop15h 15m
SWISS
Thu 24/919:35
SFO
-
LCY
1 stop13h 55m
SWISS
Deal found 29/7£11,698
Thu 8/1010:45
LHR
-
SFO
Nonstop11h 05m
British Airways
Sun 18/1016:35
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 28/7£7,058
Wed 7/1010:45
LHR
-
SFO
Nonstop11h 05m
British Airways
Sat 17/1016:35
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 28/7£7,058
Mon 19/1010:25
LGW
-
SFO
1 stop15h 35m
Air France
Deal found 29/7£1,151
Mon 19/1012:45
LHR
-
SFO
Nonstop11h 00m
Air France
Deal found 29/7£1,160
Thu 27/814:45
LHR
-
SFO
1 stop16h 25m
Multiple Airlines
Deal found 27/7£2,328
Wed 18/1115:20
LHR
-
SFO
Nonstop11h 25m
British Airways
Deal found 28/7£8,562
Thu 27/814:30
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 27/7£8,666
Sat 10/1014:30
LHR
-
SFO
Nonstop11h 10m
American Airlines
Deal found 26/7£12,023
One-way first class flights to San Francisco
Search for one-way first class flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 30 July 2026.
Mon 19/1010:25
LGW
-
SFO
1 stop15h 35m
Air France
Deal found 29/7£1,151
Mon 19/1011:30
LHR
-
SFO
1 stop14h 30m
Air France
Deal found 29/7£1,152
Thu 27/814:45
LHR
-
SFO
1 stop16h 25m
Multiple Airlines
Deal found 27/7£2,328
Wed 18/1115:20
LHR
-
SFO
Nonstop11h 25m
British Airways
Deal found 28/7£8,562
Thu 27/814:30
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 27/7£8,666
Wed 25/1111:45
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 27/7£9,025
Quickest first class flights to San Francisco
Explore quickest first class flight options to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 July 2026.
Mon 2/1111:50
LHR
-
SFO
Nonstop11h 00m
Air France
Sun 15/1114:47
SFO
-
LHR
1 stop12h 48m
Air France
Deal found 28/7£524
Wed 25/1115:20
LHR
-
SFO
Nonstop11h 25m
American Airlines
Wed 2/1209:00
SFO
-
LHR
1 stop14h 20m
American Airlines
Deal found 27/7£5,345
Tue 6/1006:15
LHR
-
SFO
1 stop14h 35m
Air France
Tue 20/1012:05
SFO
-
LHR
1 stop14h 10m
Air France
Deal found 28/7£518
Sat 19/909:00
LCY
-
SFO
1 stop15h 15m
SWISS
Thu 24/919:35
SFO
-
LCY
1 stop13h 55m
SWISS
Deal found 29/7£11,698
Sat 19/910:45
LHR
-
SFO
1 stop15h 28m
Air France
Sat 26/916:59
SFO
-
LHR
1 stop14h 01m
Air France
Deal found 29/7£554
Sun 13/911:45
LHR
-
SFO
1 stop16h 18m
Air France
Fri 18/917:45
SFO
-
LHR
Nonstop10h 20m
Air France
Deal found 28/7£1,029
Wed 5/810:45
LHR
-
SFO
Nonstop11h 05m
Finnair
Deal found 25/7£11,956
Fri 14/810:45
LHR
-
SFO
Nonstop11h 05m
American Airlines
Deal found 28/7£12,006
Thu 27/814:30
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 27/7£8,666
Wed 25/1111:45
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 27/7£9,025
Fri 6/1111:45
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 28/7£9,046
Sun 25/1011:45
LHR
-
SFO
Nonstop11h 10m
Finnair
Deal found 27/7£9,059
Travel insights for first class flights from United Kingdom to San Francisco
Get recent, data-driven insights about first class flights from United Kingdom to San Francisco including ideal travel times, pricing trends, and more.
GB0-SFO
LHR-SFO
LCY-SFO
LGW-SFO
Which month is the cheapest to fly First Class from the United Kingdom to San Francisco?
For First Class flights, the cheapest month to fly this route is April. The most expensive months are January and September.
Rainfall in San Francisco by month
Plan your trip to San Francisco by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.
Temperature in San Francisco by month
Plan your trip to San Francisco by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).
Frequently asked questions about San Francisco first class tickets
Find answers to common questions related to First Class tickets for flights to San Francisco. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on 30 July 2026.
How many premium cabins does Finnair have for flights to San Francisco?
Finnair currently offers a couple premium cabin classes on flights to San Francisco: Business Class, Prem Economy Class and First Class. Still not enough? Try taking a look at other airlines or choosing a new departing point for more cabin options.
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