Cheap flights from London to Fremont

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San Francisco (SFO)
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The best prices from London to Fremont are usually found in February or November, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

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

LON - SFO
Price
£277 - £528
SFO
Temperature
15 - 25 °C

Popular in

July

High demand for flights, 34% potential price rise

Cheapest in

February

Best time to find cheap flights, 20% potential price drop

Round-trip from

£277

From London to Fremont

One-way from

£173

One-way flight from London to Fremont

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from London to Fremont?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 14%.

How far in advance should I book a flight from London to Fremont?

To save on the cost of your flight from London to Fremont, book at least 61 days before your planned departure. Booking around this time can save you about 41% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £382 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £469.

What is the cheapest month to fly from London to Fremont?

Flights from London to Fremont lean towards being more expensive in July. Prices are generally better when you fly from London to Fremont in February, with the cheapest ticket starting at £255.

When is the cheapest time to fly from London to Fremont (LON - SFO)?

Unlike in the evening, when flights are generally more expensive, you can save up to 4% on flights from London to Fremont by exploring options for tickets in the afternoon.

Cheap flights from London to Fremont in March, April 2021

31 Mar - 30 May
£333pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
LHR
London Heathrow
14 Mar - 21 Mar
£336pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
LHR
London Heathrow
31 Mar - 30 May
£337pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
LHR
London Heathrow

London to Fremont 2021 flight deals

1 Sep - 8 Sep
£286pp
STN
London Stansted
Multiple airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
   
2 STOPS
STN
London Stansted
1 Sep - 8 Sep
£290pp
STN
London Stansted
Multiple airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
 
1 STOP
STN
London Stansted
11 Oct - 26 Oct
£293pp
LGW
London Gatwick
Vueling
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Vueling
 
1 STOP
LGW
London Gatwick

Direct flights to Fremont from London

17 Jul - 31 Jul
£365pp
LHR
London Heathrow
Austrian Airlines
Direct
SFO
San Francisco
SFO
San Francisco
Austrian Airlines
Direct
LHR
London Heathrow
3 Apr - 10 Apr
£369pp
LHR
London Heathrow
Austrian Airlines
Direct
SFO
San Francisco
SFO
San Francisco
Austrian Airlines
Direct
LHR
London Heathrow
1 May - 8 May
£370pp
LHR
London Heathrow
Austrian Airlines
Direct
SFO
San Francisco
SFO
San Francisco
Austrian Airlines
Direct
LHR
London Heathrow

Last-minute flights from London to Fremont

14 Mar - 21 Mar
£336pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
LHR
London Heathrow
14 Mar - 21 Mar
£339pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
LHR
London Heathrow
14 Mar - 21 Mar
£348pp
LHR
London Heathrow
Lufthansa
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Lufthansa
 
1 STOP
LHR
London Heathrow

One-way flights to Fremont from London

05:00 - 14:20
Vueling
1 stop
17h 20m
LGW - SFO
Vueling
£173
Gotogate
17:00 - 14:20
Vueling
1 stop
29h 20m
LGW - SFO
Vueling
£186
Gotogate
03:25 - 16:00
Multiple Airlines
2 stops
20h 35m
STN - SFO
Multiple Airlines
£175
Gotogate

Related info for your journey

Flight FAQs

From London to Fremont

Are flight prices decreasing from London to San Francisco due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London and San Francisco for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from London to San Francisco to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. Airline carriers are regularly disinfecting and sanitising their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from London to San Francisco. Policies will vary by airline.

Which airlines flying from London to San Francisco have flexible cancellations due to COVID-19?

Some of our airline partners flying from London to San Francisco have new flexible policies in place due to COVID-19. British Airways, Virgin Atlantic, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like British Airways with this kind of flexibility.

Can I find flights from London to Fremont for under £358 on Cheapflights?

Yes, there are multiple flights from London to Fremont for under £358. The cheapest flight booked recently is on Multiple Airlines for just £317, but on average you can expect to pay £339.

Are there direct flights from London to Fremont for under £430 on Cheapflights?

Cheapflights has 20 direct flights from London to Fremont under £430. A good price for a direct flight from London to Fremont is less than £385.

Are there last-minute flights available from London to Fremont for under £358?

There are currently 20+ open flights from London to Fremont within the next 7 days for less than £358.

Is London weather warmer or cooler than San Francisco?

Expect the weather to be around 25 °C on average in September. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Francisco is generally hotter than in London.

How long does is the flight from London to Fremont?

A quick flight from London to Fremont can take about 13h 50m. KLM provides one of the quickest options available for as low as £480. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from London to Fremont return?

Cheapflights users have booked flights from London to Fremont from £322 return. Other airlines that can offer you cheap pricing are SWISS, from £344, and Lufthansa, from £346. Vueling is 7% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from London to Fremont one-way?

One-way options have recently been found by users for as low as £173 on Vueling.

Alternative routes for London to Fremont

Destination information for Fremont

Today's exchange rate
£1 = $1.40
Average temperature for March in Fremont
18.0 °C

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)

Airports servicing San Francisco

Top 10 airlines flying from London to Fremont

Airline Cheapest Average Flexibility On-time COVID-19 safety
Brussels Airlines
£351 £516 No cancel fee N/A
Search Brussels Airlines flights
Norwegian
£354 £526 No cancel fee 74%
Search Norwegian flights
Air France
£369 £550 No cancel fee 77%
Search Air France flights
KLM
£330 £561 No cancel fee 75%
Search KLM flights
Iberia
£346 £563 No cancel fee 77%
Search Iberia flights
TAP AIR PORTUGAL
£410 £568 No cancel fee N/A
Search TAP AIR PORTUGAL flights
Finnair
£348 £569 No cancel fee 76%
Search Finnair flights
SWISS
£377 £602 No cancel fee 79%
Search SWISS flights
Air Canada
£342 £614 No cancel fee 67%
Search Air Canada flights
Delta
£320 £697 No cancel fee N/A
Search Delta flights

Hourly flight availability from London to Fremont

Afternoon Midday to 6 PM 72% of flight departures
Morning 6 AM to midday 28% of flight departures
Early morning Midnight to 6 AM 0% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from London to Fremont
Sunday
4 daily flights
Monday
0 flights
Tuesday
0 flights
Wednesday
4 daily flights
Thursday
0 flights
Friday
4 daily flights
Saturday
0 flights
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