Cheap Flights from London to San Francisco, CA from $399

On Cheapflightsplus.com you will find 16 direct and 294 connecting flights from London to San Francisco. You can compare airfare deals from 38 airlines and multiple travel sites from $399, book and save on cheap plane tickets and last minute offers. Also check out LON-SFO flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from London to San Francisco depends on and how to choose the most interesting flight option for you.

Distance between London and San Francisco is 8630 miles. Time difference between the cities is 8h. Airplanes depart 05:50 to 23:55 from 10 London airports and arrive 05:50 to 23:55 to 3 San Francisco airports. Average flight time is 11h 15m.

  • The fastest flight 11h
  • Average flight time 11h 15m
  • The earliest flight 05:50
  • The latest flight 23:55
  • Distance 5363 ml

The cheapest months to travel to San Francisco are august (from 399 $), november (from 399 $), march (from 437 $).

The most expensive months are december (from 2 177 $), january (from 1 557 $), february (from 1 548 $).

What is the lowest airfare London to San Francisco?

The cheapest plane ticket found by our users is $399. This airfare is for economy class on one-way EI153 flight by Aer Lingus for November 26, 2025 which leaves Heathrow in London at 08:50 am and arrives at San Francisco San Francisco at 16:35.

Economy class
$399
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Business class
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First class
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Flight Schedule London to San Francisco (California)

06:30 — 12:50
13h 20m flight time
Find flight
from$437
06:30 — 08:50 London — Amsterdam
KL1000 KLM
1h stop
09:50 — 11:45 Amsterdam — San Francisco
KL605 KLM
08:50 — 16:35
14h 45m flight time
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from$399
08:50 — 10:15 London — Dublin
EI153 Aer Lingus
2h 15m stop
13:00 — 15:55 Dublin — San Francisco
EI61 Aer Lingus
09:50 — 16:35
13h 45m flight time
Find flight
from$399
09:50 — 11:15 London — Dublin
EI155 Aer Lingus
1h 15m stop
13:00 — 15:55 Dublin — San Francisco
EI61 Aer Lingus
10:05 — 14:20
11h 15m flight time
Find flight
from$679
London — San Francisco
LH9374 Lufthansa
10:05 — 14:20
11h 15m flight time
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from$679
London — San Francisco
UA900 United Airlines
11:40 — 15:40
11h flight time
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from$457
London — San Francisco
AF9649 Air France
11:45 — 16:00
11h 15m flight time
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from$441
London — San Francisco
IB3626 Iberia
11:45 — 16:00
11h 15m flight time
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from$441
London — San Francisco
BA285 British Airways
11:45 — 16:00
11h 15m flight time
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from$467
London — San Francisco
AY5525 Finnair
12:30 — 20:58
15h 28m flight time
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from$433
11:40 — 14:55 London — Los Angeles
BA281 British Airways
2h 39m stop
17:34 — 18:54 Los Angeles — San Francisco
BA4809 British Airways
13:45 — 18:00
11h 15m flight time
Find flight
from$710
London — San Francisco
UA949 United Airlines
15:25 — 19:45
11h 20m flight time
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from$567
London — San Francisco
BA287 British Airways
15:25 — 19:45
11h 20m flight time
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from$577
London — San Francisco
AY5527 Finnair
19:40 — 15:35+2days
50h 55m flight time
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from$463
20:00 — 23:25 London — Madrid
IB726 Iberia
22h 5m stop
22:15 — 22:40 Madrid — Lisbon
TP1021 TAP Portugal
12h 5m stop
09:55 — 14:30 Lisbon — San Francisco
TP237 TAP Portugal
20:50 — 15:35+2days
49h 45m flight time
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from$437
20:50 — 00:05 London — Barcelona
VY6653 Vueling
21h 5m stop
21:10 — 22:10 Barcelona — Lisbon
TP1039 TAP Portugal
11h 30m stop
09:40 — 15:35 Lisbon — San Francisco
TP237 TAP Portugal
Full flight schedule will help you in detecting at what time planes fly from London to San Francisco. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on November 25, 2025.

Popular Airlines on the Route

The flight London — San Francisco is served by 38 regular airlines and 9 low-cost airlines. Most of the flights on this route are operated by Wizz Air UK - 2 departures per week at the price of from $ 519 . And the most expensive tickets are offered by All Nippon Airways airline - from $ 13546.

Direct flights

There are 16 nonstop flights on the route. The fastest direct flight is AF9649 by Air France takes 11h and the cheapest is EI153 by Aer Lingus for $441.

  • KL - KLM
    from $3073
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  • OS - Austrian Airlines
    from $682
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  • AF - Air France
    from $457
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  • AY - Finnair
    from $467
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  • IB - Iberia
    from $441
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  • SN - Brussels Airlines
    from $687
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  • LH - Lufthansa
    from $679
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  • UA - United Airlines
    from $679
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  • BA - British Airways
    from $441
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See more direct flights

Connecting Flights

There are 294 flights with layovers on the route. The fastest connecting flight is KL1000 by KLM takes 13h 20m and the cheapest is EI153 by Aer Lingus for $399.

  • W9 - Wizz Air UK
    from $519
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  • VY - Vueling
    from $437
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  • LS - Jet2.com
    from $524
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  • LX - SWISS International Air Lines
    from $506
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  • UA - United Airlines
    from $536
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  • FR - Ryanair
    from $591
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  • BR - EVA Airways Corporation
    from $4126
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  • A3 - Aegean Airlines
    from $917
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  • DY - Norwegian
    from $583
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  • Z0 - Z0
    from $512
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  • SK - SAS
    from $690
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  • IB - Iberia
    from $463
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See more connecting flights

Airports

You can fly from London to San Francisco from 10 airports (London City, London-Waterloo, Heathrow, Luton, British Rail Terminal, London Biggin Hill, Stansted, Gatwick, Ebbsfleet International Rail St, Stratford International Rail St).

London airports

  • London City-LCY
    from $783
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  • London-Waterloo-QQW
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  • Heathrow-LHR
    from $399
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  • Luton-LTN
    from $493
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  • British Rail Terminal-ZLX
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  • London Biggin Hill-BQH
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  • Stansted-STN
    from $524
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  • Gatwick-LGW
    from $481
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  • Ebbsfleet International Rail St-XQE
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  • Stratford International Rail St-XOF
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San Francisco airports

  • San Francisco-SFO
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  • Embarkadero-EMB
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  • China Basin Heliport-JCC
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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