Cheap flights from San Francisco, CA to London, United Kingdom

Flights starting at $235. Choose between Frontier Airlines, United Airlines, or Spirit Airlines to find the best price.

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Tips to know when travelling to London

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Travelers usually depart from San Francisco International, San Francisco, CA Train Station, or San Francisco, CA - Fisherman’s Wharf when they travel from San Francisco to London. Book your trip to arrive at Gatwick, Heathrow, Luton, London Stansted, or London City. The distance between San Francisco and London is 8625 km. The most popular airlines for this route are Frontier Airlines, United Airlines, Spirit Airlines, Virgin Atlantic Airways, and Alaska Airlines. San Francisco and London have 332 direct flights per week. When you arrive at London, consider visiting Roman Baths, Bath, British Museum, St. Paul's Cathedral, Isle of Wight, Portsea Island, Tower of London, Tate Modern, Canterbury Cathedral, Natural History Museum, Stonehenge, and Avebury.

Weekly direct flights

Discover the top airlines offering direct flights from San Francisco to London in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 10.03 - Sat 16.03

AirlineSun 10.03Mon 11.03Tue 12.03Wed 13.03Thu 14.03Fri 15.03Sat 16.03
2222212
2212212
11111---1
1---22------1
1------------1---
------211------
11211---1
---------------------

Weekly direct flights for Sun 17.03 - Sat 23.03

AirlineSun 17.03Mon 18.03Tue 19.03Wed 20.03Thu 21.03Fri 22.03Sat 23.03
2222222
2221---------
1111111
2221---------
---------111---
1111---------
122------------
---------------------

Weekly direct flights for Sun 24.03 - Sat 30.03

AirlineSun 24.03Mon 25.03Tue 26.03Wed 27.03Thu 28.03Fri 29.03Sat 30.03
2222223
22221---2
111---------2
1---1112---
2------133---
------------1------
---------------------
---------------------

Weekly direct flights for Sun 31.03 - Sat 06.04

AirlineSun 31.03Mon 01.04Tue 02.04Wed 03.04Thu 04.04Fri 05.04Sat 06.04
3333333
2222221
1222232
------111---1
------------------1
------1------------
---------------------
---------------------

Check-in for a flight from San Francisco to London

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Virgin Atlantic AirwaysVIRVSYes0
0
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight

Weather in London

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C2°C
February8°C3°C
March10°C3°C
April14°C5°C
May17°C8°C
June20°C11°C
July22°C14°C
August22°C14°C
September19°C12°C
October15°C9°C
November10°C6°C
December8°C3°C
Hottest Month
22°C
July
Coldest month
2°C
January
Sunny days
275
days per year
Snow days
3
days per year

14 day forecast

Friday
15 Mar
94%
14°C10°C
22 Mar
15°C10°C
Saturday
16 Mar
89%
13°C6°C
23 Mar
18°C9°C
Sunday
17 Mar
89%
15°C10°C
24 Mar
15°C11°C
Monday
18 Mar
86%
14°C9°C
25 Mar
18°C9°C
Tuesday
19 Mar
81%
16°C9°C
26 Mar
73%
11°C6°C
Wednesday
20 Mar
16°C10°C
27 Mar
79%
11°C4°C
Thursday
21 Mar
16°C9°C
28 Mar
86%
12°C4°C

Frequently asked questions

How long does it take to travel from San Francisco to London?
What is the flight distance between San Francisco and London?
What airlines offer nonstop (direct) flights between San Francisco and London?
What are the most popular routes to and from San Francisco?
What are the most popular routes to and from London?
What airports are near San Francisco?
What airports are near London?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Francisco and London?
What is Virtual Interlining and how do I use it?
Which airlines fly between San Francisco and London?
When's the best time to travel between San Francisco and London?
What flights operate between San Francisco and London?
How many airports are there near San Francisco?
How many airports are there near London?
What time do nonstop (direct) flights between San Francisco and London depart?
What time do nonstop (direct) flights between San Francisco and London arrive?
What time do flights between San Francisco and London depart?
What time do flights between San Francisco and London arrive?
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