Cheap flights from San Francisco (SFO) to London (LON)

SFO — LON
Feb 12 — Feb 191

The best prices from San Francisco to London are usually found in February or March, booked 60 days in advance, depart on a Monday or Wednesday and return on a Wednesday

How to find the cheapest flight from San Francisco (SFO) to London (LON)

All the information you need to plan the best SFO to LON flight in 2023: compare San Francisco to London flight prices with the expected peak season, weather and rainfall in London.

SFO - LON

Price

$621 - $1,124

LON

Temperature

39.2 - 62.6 °F

LON

Rainfall

1.6 - 2.8 inches

Popular inJulyHigh demand for flights, 28% potential price rise
Cheapest inFebruaryBest time to find cheap flights, 23% potential price drop
Round-trip from$621From San Francisco to London (LON)
One-way from$291One-way flight from San Francisco to London (LON)

Cheap flights from San Francisco to London in February, March 2023

The best prices found for SFO to LON flights for February, March

San Francisco to London 2023 flight deals

Cheap flights to London from San Francisco found for this year

Cheap British Airways flights from San Francisco to London

Cheap United Airlines flights from San Francisco to London

Non-stop flights to London from San Francisco

Save time with San Francisco to London direct flight deals

Last minute flights from San Francisco to London

Late deals on return flights to London from San Francisco, departing today and this week

One-way flights to London from San Francisco

The cheapest one-way flights from San Francisco to London

Reviews of Airlines Servicing London

Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 10

Could be better, onboard snacks aren’t enough. A bit of a sandwich or thereabout would suffice.

Delta
7.9
Good
2,070 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 10

Could be better, onboard snacks aren’t enough. A bit of a sandwich or thereabout would suffice.

Air France
7.7
Good
120 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 10

Could be better, onboard snacks aren’t enough. A bit of a sandwich or thereabout would suffice.

SWISS
7.7
Good
317 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 10

Could be better, onboard snacks aren’t enough. A bit of a sandwich or thereabout would suffice.

United Airlines
7.6
Good
1,212 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 10

Could be better, onboard snacks aren’t enough. A bit of a sandwich or thereabout would suffice.

KLM
7.5
Good
120 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 10

Could be better, onboard snacks aren’t enough. A bit of a sandwich or thereabout would suffice.

Alternative routes for San Francisco to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from San Francisco to London

The chart below displays the airlines Cheapflights users traveling from San Francisco to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$10Average$20FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
TAP AIR PORTUGALCheapest$352Average$549FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search TAP AIR PORTUGAL flights
Norwegian Air UKCheapest$364Average$694FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Norwegian Air UK flights
NorwegianCheapest$364Average$759FlexibilityNo cancel feeOn-time74%COVID-19 safety
Search Norwegian flights
Singapore AirlinesCheapest$491Average$1,840FlexibilityNo cancel feeOn-time81%COVID-19 safety
Search Singapore Airlines flights
IberiaCheapest$539Average$814FlexibilityNo cancel feeOn-time77%COVID-19 safety
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FinnairCheapest$567Average$779FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Finnair flights
Aer LingusCheapest$575Average$772FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Aer Lingus flights
Alaska AirlinesCheapest$617Average$882FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
SWISSCheapest$617Average$746FlexibilityNo cancel feeOn-time79%COVID-19 safety
Search SWISS flights

Hourly flight availability from San Francisco to London

See what time of day planes typically take off from San Francisco to London
1%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
53%of flight departuresAfternoonNoon to 6 pm
46%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Francisco to London

See how many times per day planes take to the skies headed from San Francisco to London
Sunday21daily flights
Monday26daily flights
Tuesday26daily flights
Wednesday26daily flights
Thursday22daily flights
Friday26daily flights
Saturday26daily flights
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