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Cheap flights from London to Fremont from £402

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SFO
27 Jan — 3 Feb1
1 adult

The best prices from London to Fremont are usually found in February or November, booked 83 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from London to Fremont

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Fremont (FR8). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 January 2025.

Round-trip from

£429

One-way from

£402

Popular in

July

Cheapest in

February

Average price

£511
Lufthansa
  • Lufthansa
  • 8/2-21/2
  • 2 total stops
  • 44h 20m total
  • London to Fremont
10/4
  • 10/4
  • 3 total stops
  • 33h 25m total
  • London to Fremont
Highest demand for flights based on searches. 18% potential increase in price (£104 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in January 2025

Find flight deals from London to Fremont

Cheapest flights from London to Fremont
Explore the most affordable flight options available from London to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Thu 30/107:40LHR - SFO
1 stop15h 10mLufthansa
Wed 12/217:25SFO - LHR
Nonstop10h 35mLufthansa
Deal found 21/1£429
Sat 1/310:10LGW - SFO
2 stops60h 35mTAP AIR PORTUGAL
Mon 10/317:40SFO - LGW
1 stop15h 05mTAP AIR PORTUGAL
Deal found 21/1£429
Thu 30/109:30LHR - SFO
1 stop14h 30mMultiple Airlines
Wed 12/217:25SFO - LHR
Nonstop10h 35mMultiple Airlines
Deal found 21/1£429
Thu 20/206:00STN - SFO
2 stops20h 45mMultiple Airlines
Thu 27/214:40SFO - STN
2 stops26h 00mMultiple Airlines
Deal found 21/1£429
Thu 30/109:30LHR - SFO
1 stop14h 30mUnited Airlines
Wed 12/208:30SFO - LHR
1 stop14h 40mUnited Airlines
Deal found 21/1£430
Mon 10/206:30LHR - SFO
1 stop13h 20mDelta
Sun 2/300:40SFO - LHR
1 stop22h 25mDelta
Deal found 21/1£433
Thu 6/206:30LHR - SFO
1 stop13h 20mKLM
Tue 1/413:36SFO - LHR
1 stop12h 24mKLM
Deal found 21/1£434
Wed 3/915:05LGW - SFO
1 stop16h 52mBritish Airways
Wed 17/922:29SFO - LGW
1 stop25h 41mBritish Airways
Deal found 21/1£434
Sat 1/308:30LCY - SFO
1 stop15h 55mSWISS
Sat 8/319:25SFO - LCY
1 stop13h 40mSWISS
Deal found 21/1£434
Thu 30/111:40LHR - SFO
Nonstop11h 05mVirgin Atlantic
Wed 12/216:40SFO - LHR
Nonstop10h 15mVirgin Atlantic
Deal found 22/1£435
Thu 30/119:55LHR - SFO
1 stop28h 00mTAP AIR PORTUGAL
Fri 21/219:15SFO - LHR
1 stop15h 40mTAP AIR PORTUGAL
Deal found 21/1£436
Mon 3/208:55LHR - SFO
1 stop15h 30mSWISS
Mon 24/320:25SFO - LHR
1 stop14h 25mSWISS
Deal found 21/1£439

Find flights from London to Fremont within your budget

Customise your flight search to find flights from London to Fremont that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 8/2

18:40-16:25

1 stop29h 45m

San Francisco

Fri 21/2

14:55-13:30

1 stop14h 35m

£429

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 1/3

10:10-14:45

2 stops60h 35m

San Francisco

Mon 10/3

17:40-15:45

1 stop15h 05m

£429

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 8/2

09:30-16:00

1 stop14h 30m

San Francisco

Sat 15/2

21:12-20:35

2 stops15h 23m

£429

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Thu 20/2

06:00-18:45

2 stops20h 45m

San Francisco

Thu 27/2

14:40-00:40

2 stops26h 00m

£429

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 2/2

11:40-14:45

Nonstop11h 05m

San Francisco

Sun 16/2

16:40-10:55

Nonstop10h 15m

£430

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 26/3

06:35-15:50

1 stop16h 15m

San Francisco

Thu 24/4

15:55-10:25

Nonstop10h 30m

£431

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 25/3

06:30-12:50

1 stop13h 20m

San Francisco

Tue 8/4

15:15-12:15

1 stop13h 00m

£433

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 10/2

06:30-11:50

1 stop13h 20m

San Francisco

Sun 2/3

00:40-07:05

1 stop22h 25m

£433

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Sat 1/3

08:30-16:25

1 stop15h 55m

San Francisco

Sat 8/3

19:25-17:05

1 stop13h 40m

£434

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 9/2

21:05-15:40

2 stops26h 35m

San Francisco

Sun 9/3

18:30-18:50

2 stops17h 20m

£436

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 60 results
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Best time to book a flight from London to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from London to Fremont

Get recent, data-driven insights about flights from London to Fremont including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from London to Fremont. Price data was last updated on 17 January 2025.

The price you pay for your flight from London to Fremont may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London to Fremont?

Currently, February is the cheapest month in which you can book a flight from London to Fremont (average of £538). Flying from London to Fremont in July is currently the most expensive (average of £803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to FR8?

Find hourly flight availability from London to Fremont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 January 2025.

When flying from London to Fremont, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly return from London to Fremont. Price data was last updated on 21 April 2024.

Travellers seeking maximum savings on their London to Fremont flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Fremont

Explore weekly flight availability from London to Fremont. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 January 2025.

The most flights from LON to FR8 are scheduled on a Monday (31 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (26 on average).

Rainfall in Fremont by month

Plan your trip to Fremont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Fremont ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit Fremont when rainfall is around 0.0 mm.

Temperature in Fremont by month

Plan your trip to Fremont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Fremont, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Fremont. Reviews last updated 22 January 2025.
See what other customers who have flown with Virgin Atlantic, Lufthansa and KLM from London to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very Good
8,521 reviews
8.0
Very Good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.9
Good
483 reviews
8.0
Very Good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
1,341 reviews
8.0
Very Good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
381 reviews
8.0
Very Good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
1,286 reviews
8.0
Very Good
8,521 reviews

Comfort

8.0

Crew

8.6

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from London to Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from London to Fremont one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £402. However, be on the lookout for offers from Vueling and TAP AIR PORTUGAL, as they are both options that can get you from London to Fremont for a low price.

  • What are the most popular routes from London to Fremont?

  • What are the most reliable airlines from London to Fremont?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Fremont on time: Air Canada (63%), Austrian Airlines (63%), United Airlines (63%).

  • What are the cheapest flights from London to Fremont?

    Looking at all options, your cheapest flight can be booked for £434. While the most popular route (London Heathrow - San Francisco) can be booked for £366 on average our data indicates £1,858 when flying from London to Fremont.

  • Can I find deals for flights from London to Fremont that include hotel bookings?

    Yes. In addition to deals on London to Fremont flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Fremont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Fremont.

  • Can I find deals for business class flights from London to Fremont?

    Yes. Cheapflights offers flight deals from London to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Fremont?

    Currently, February is the cheapest month in which you can book a flight from London to Fremont (average of £538). Flying from London to Fremont in July is currently the most expensive (average of £803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to Fremont

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

Top 10 airlines flying from London to Fremont

Discover the top 10 airlines that operate flights from London to Fremont. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 January 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£292Average£530FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest£327Average£495FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£345Average£461FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapest£376Average£492FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
SWISSCheapest£379Average£508FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Scandinavian AirlinesCheapest£383Average£546FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£385Average£557FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£387Average£583FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£404Average£563FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Brussels AirlinesCheapest£410Average£542FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Fremont?

Deals for London to Fremont flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Fremont?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Fremont.

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Yes, we can. To see specific flights from London to Fremont with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Fremont become cheaper?

Yes, Cheapflights offers price alerts on London to Fremont flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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