Search & Compare - San Francisco to London Flights & Tickets

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

Looking for a cheap last-minute deal or the best round-trip flight from San Francisco to London? Find the biggest savings on one-way and round-trip tickets right here.

Recent airfare deals on San Francisco to London

Z0  Z0
Z0
San Francisco
2025-06-12
London
2025-06-28
USD 1337

One-way Z0 fare found on 2025-05-30
United Airlines  UA
United Airlines
San Francisco
2025-06-12
London
2025-06-28
USD 1349

One-way UA fare found on 2025-05-30
Z0  Z0
Z0
San Francisco
2025-06-12
London
2025-06-28
USD 1368

One-way Z0 fare found on 2025-05-30
Z0  Z0
Z0
San Francisco
2025-06-12
London
2025-06-28
USD 1389

One-way Z0 fare found on 2025-05-30
Z0  Z0
Z0
San Francisco
2025-06-12
London
2025-06-28
USD 1392

One-way Z0 fare found on 2025-05-30
Z0  Z0
Z0
San Francisco
2025-06-12
London
2025-06-28
USD 1393

One-way Z0 fare found on 2025-05-30
Z0  Z0
Z0
San Francisco
2025-06-12
London
2025-06-28
USD 1460

One-way Z0 fare found on 2025-05-30
JetBlue Airways  B6
JetBlue Airways
San Francisco
2025-06-12
London
2025-06-28
USD 1765

One-way B6 fare found on 2025-05-30
American Airlines  AA
American Airlines
San Francisco
2025-06-12
London
2025-06-28
USD 2983

One-way AA fare found on 2025-05-30
American Airlines  AA
American Airlines
San Francisco
2025-06-12
London
2025-06-28
USD 3369

One-way AA fare found on 2025-05-30


*Prices are per person and are for e-tickets and include all taxes & fees in USD.
*Fareleaders always attempts to get accurate pricing, however, prices are not guaranteed.
*Fareleaders is not seller, we aggregate tones of data for you from other online travel agencies and external sources.

Facts to know while booking flights from San Francisco to London

What are the airports in San Francisco?
SFO
What’s the most popular airline flying from SFO to LHR?
The most popular airline flying from San Francisco to London are Aer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Air France, Air Canada, KLM Airlines, JetBlue Airways, Iberia Airlines, Lufthansa Airlines, Scandinavian Airlines, TAP - Air Portugal, WestJet Airlines, Swissair, Vueling, Turkish Airlines, Virgin Atlantic, Avianca, United Airlines, Finnair, Alaska Airlines, Delta Airlines, Ryanair
Can I fly from SFO to LHR non-stop?
Yes, you can fly SFO to LHR non-stop on Aer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Air France, Air Canada, KLM Airlines, Iberia Airlines, Lufthansa Airlines, Swissair, Virgin Atlantic, United Airlines, Finnair, Alaska Airlines, Delta Airlines
Which airlines fly nonstop between San Francisco and London?
The non-stop flights between San Francisco and London are Aer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Air France, Air Canada, KLM Airlines, Iberia Airlines, Lufthansa Airlines, Swissair, Virgin Atlantic, United Airlines, Finnair, Alaska Airlines, Delta Airlines.
What’s the earliest departure time from SFO to LHR Airport?
The earliest flight leaves SFO at 5:00 am and lands in LHR - London Heathrow
What are the airports in London?
LHR
Can I make changes to my San Francisco to London flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SFO to LHR?
Read the fare rules of the San Francisco to London air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from San Francisco and London?
NULL, Star Alliance, Oneworld, Star Alliance, Oneworld, SkyTeam, Star Alliance, SkyTeam, NULL, Oneworld, Star Alliance, Star Alliance, Star Alliance, NULL, Star Alliance, NULL, Star Alliance, Sky Team, Star Alliance, Star Alliance, Oneworld, Oneworld, SkyTeam, NULL operate flights between San Francisco and London
How long does a flight from San Francisco to London take?
It takes approximately 11 hour to fly non-stop from SFO to LHR, which is 5367.55 miles by air.
Which airlines provide the cheapest flights from San Francisco (SFO) to London (LHR) ?
In the past couple of days, the cheapest tickets to LHR from SFO were found on ('Z0') : USD 1389
Do I need a passport to fly between SFO and LHR?
Yes
What’s the latest departure time from SFO to LHR ?
The last flight leaves SFO at 11:4700 pm

Essential Information for Booking Flights from San Francisco to London - AI Insights

What's the cheapest airline from sfo to lhr?
Looking for the most affordable flights from San Francisco to London Heathrow? Virgin Atlantic (VS), Air France (AF), Alaska Airlines (AS), WestJet Airlines (WS), Aerolineas Argentinas (AR), and more are currently offering great deals.
What's the popular airline to fly from sfo to lhr?
Copa Airlines (CM), Virgin Atlantic (VS), Alaska Airlines (AS), offer popular routes from San Francisco to London Heathrow.
What's the cheapest day of the week to fly from sfo to lhr?
Sunday is the cheapest day to fly from San Francisco to London Heathrow.
What's the cheapest month to fly from sfo to lhr?
April is the cheapest month to fly from San Francisco to London Heathrow.
What are the cheapest airlines to fly from San Francisco to London Heathrow?
Virgin Atlantic (VS), Air France (AF), Alaska Airlines (AS), WestJet Airlines (WS), Aerolineas Argentinas (AR), Copa Airlines (CM)
When are flights from San Francisco to London Heathrow typically cheaper?
Sunday
What is the lowest price for flights from San Francisco to London Heathrow during the month of April?
April
Can you provide a comparison of the fares for flights from San Francisco to London Heathrow with Virgin Atlantic?
Virgin Atlantic (VS) generally offers the most competitive fares for flights from San Francisco to London Heathrow.

Flights from San Francisco to London

Origin AirportSan Francisco International , San Francisco, US
Destination AirportLondon Heathrow , London, GB
Served by AirlinesAer Lingus, Austrian Airlines, British Airways, Brussels Airlines, American Airlines, Air France, Air Canada, KLM Airlines, JetBlue Airways, Iberia Airlines, Lufthansa Airlines, Scandinavian Airlines, TAP - Air Portugal, WestJet Airlines, Swissair, Vueling, Turkish Airlines, Virgin Atlantic, Avianca, United Airlines, Finnair, Alaska Airlines, Delta Airlines, Ryanair
Lowest Price('Z0') : USD 1389
Distance5368 miles

Airlines Flying from San Francisco International

Popular Routes

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