Cheap flights from London Heathrow Airport to Fremont from £376
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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SFO
7 May — 14 May1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Fremont are usually found in February or September, booked 60 days in advance, depart on a Thursday or Wednesday and return on a Monday
Cheap flight deals from Heathrow to Fremont
Enter your travel dates to find the best prices.
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Cheapest flights from Heathrow to Fremont
Explore the most affordable flight options available from Heathrow to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 April 2026.
Sun 19/410:55
LHR
-
SFO
1 stop15h 21m
Delta
Wed 22/409:50
SFO
-
LHR
1 stop16h 10m
Delta
Deal found 4/4£425
Wed 4/1115:25
LHR
-
SFO
Nonstop11h 20m
British Airways
Sun 8/1117:30
SFO
-
LHR
Nonstop10h 30m
British Airways
Deal found 5/4£430
Sat 18/417:45
LHR
-
SFO
1 stop13h 50m
Delta
Wed 22/414:57
SFO
-
LHR
1 stop16h 38m
Delta
Deal found 4/4£436
Thu 1/1014:30
LHR
-
SFO
Nonstop11h 10m
British Airways
Tue 13/1016:35
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 7/4£438
Sat 18/409:20
LHR
-
SFO
1 stop19h 04m
Delta
Tue 21/409:20
SFO
-
LHR
1 stop15h 30m
Delta
Deal found 4/4£449
Fri 17/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Sat 25/409:20
SFO
-
LHR
1 stop15h 30m
Delta
Deal found 4/4£453
Thu 1/1010:45
LHR
-
SFO
Nonstop11h 05m
British Airways
Sat 10/1019:30
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 7/4£460
Fri 17/410:45
LHR
-
SFO
1 stop16h 18m
Delta
Wed 22/416:07
SFO
-
LHR
1 stop12h 58m
Delta
Deal found 4/4£460
Sat 18/417:45
LHR
-
SFO
1 stop13h 50m
Delta
Fri 24/407:25
SFO
-
LHR
1 stop17h 25m
Delta
Deal found 4/4£466
Mon 13/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Thu 23/405:50
SFO
-
LHR
1 stop17h 20m
Delta
Deal found 4/4£468
Tue 14/406:40
LHR
-
SFO
1 stop16h 00m
Scandinavian Airlines
Tue 21/416:45
SFO
-
LHR
1 stop16h 55m
Scandinavian Airlines
Deal found 4/4£470
Sat 18/417:45
LHR
-
SFO
1 stop13h 50m
Delta
Sat 25/412:06
SFO
-
LHR
1 stop17h 09m
Delta
Deal found 4/4£472
Best flights from Heathrow to Fremont
Discover carefully curated flight deals from Heathrow to Fremont that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 April 2026.
Sun 26/418:30
LHR
-
SFO
Nonstop10h 55m
Virgin Atlantic
Sun 10/518:20
SFO
-
LHR
1 stop12h 40m
Virgin Atlantic
Deal found 3/4£557
Sun 4/1006:30
LHR
-
SFO
1 stop13h 15m
KLM
Sun 11/1017:55
SFO
-
LHR
Nonstop10h 20m
KLM
Deal found 6/4£569
Thu 21/506:30
LHR
-
SFO
2 stops17h 26m
Delta
Thu 28/513:35
SFO
-
LHR
1 stop18h 00m
Delta
Deal found 6/4£571
Tue 28/707:00
LHR
-
SFO
2 stops25h 58m
British Airways
Thu 6/810:45
SFO
-
LHR
1 stop14h 15m
British Airways
Deal found 4/4£593
Tue 21/420:05
LHR
-
SFO
1 stop28h 10m
SWISS
Tue 28/413:00
SFO
-
LHR
2 stops20h 50m
SWISS
Deal found 5/4£599
Mon 18/508:40
LHR
-
SFO
1 stop15h 35m
United Airlines
Mon 25/519:45
SFO
-
LHR
Nonstop10h 25m
United Airlines
Deal found 3/4£621
Sat 25/408:55
LHR
-
SFO
1 stop17h 05m
Virgin Atlantic
Sat 2/512:41
SFO
-
LHR
1 stop16h 24m
Virgin Atlantic
Deal found 5/4£571
Sun 19/412:25
LHR
-
SFO
1 stop16h 26m
KLM
Mon 4/517:55
SFO
-
LHR
Nonstop10h 20m
KLM
Deal found 2/4£571
Mon 27/417:15
LHR
-
SFO
2 stops34h 30m
SWISS
Mon 11/519:35
SFO
-
LHR
1 stop15h 45m
SWISS
Deal found 7/4£604
Thu 21/506:30
LHR
-
SFO
1 stop13h 15m
Virgin Atlantic
Mon 25/517:55
SFO
-
LHR
Nonstop10h 20m
Virgin Atlantic
Deal found 3/4£605
Direct flights from Heathrow to Fremont
Explore direct flight options from Heathrow to Fremont based on user searches, and compare prices and availability for your desired travel dates. Data last updated 7 April 2026.
Thu 1/1014:30
LHR
-
SFO
Nonstop11h 10m
British Airways
Tue 13/1016:35
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 7/4£438
Thu 1/1010:45
LHR
-
SFO
Nonstop11h 05m
British Airways
Sat 10/1019:30
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 7/4£460
Fri 1/518:25
LHR
-
SFO
Nonstop10h 55m
Virgin Atlantic
Sat 16/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£498
Sun 3/518:30
LHR
-
SFO
Nonstop10h 55m
Virgin Atlantic
Tue 19/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 4/4£499
Tue 5/512:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Tue 12/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 5/4£501
Sat 18/410:45
LHR
-
SFO
Nonstop11h 05m
British Airways
Wed 22/416:35
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 4/4£502
Sat 18/410:45
LHR
-
SFO
Nonstop11h 05m
British Airways
Tue 21/419:30
SFO
-
LHR
Nonstop10h 25m
British Airways
Deal found 4/4£503
Fri 24/412:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Sun 3/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£503
Tue 12/512:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Mon 18/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£506
Fri 17/412:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Tue 5/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£506
Tue 5/512:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Wed 13/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£509
Mon 20/412:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Wed 29/423:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£509
Last-minute flights from Heathrow to Fremont
Discover last-minute flight deals from Heathrow to Fremont. Data last updated 7 April 2026 and is based on user searches.
Mon 13/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Thu 23/405:50
SFO
-
LHR
1 stop17h 20m
Delta
Deal found 4/4£468
Mon 13/415:15
LHR
-
SFO
1 stop16h 40m
Delta
Sat 25/414:00
SFO
-
LHR
1 stop15h 15m
Delta
Deal found 4/4£477
Mon 13/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Tue 21/412:37
SFO
-
LHR
1 stop16h 28m
Delta
Deal found 4/4£497
Mon 13/416:30
LHR
-
SFO
1 stop28h 45m
ITA Airways
Wed 22/415:15
SFO
-
LHR
1 stop16h 25m
ITA Airways
Deal found 6/4£500
Tue 14/406:40
LHR
-
SFO
1 stop16h 00m
Scandinavian Airlines
Tue 21/416:45
SFO
-
LHR
1 stop16h 55m
Scandinavian Airlines
Deal found 4/4£470
Thu 16/409:20
LHR
-
SFO
1 stop19h 04m
Delta
Sun 26/414:00
SFO
-
LHR
1 stop15h 15m
Delta
Deal found 4/4£483
Thu 16/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Fri 24/412:37
SFO
-
LHR
1 stop16h 28m
Delta
Deal found 4/4£484
Fri 17/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Sat 25/409:20
SFO
-
LHR
1 stop15h 30m
Delta
Deal found 4/4£453
Fri 17/410:45
LHR
-
SFO
1 stop16h 18m
Delta
Wed 22/416:07
SFO
-
LHR
1 stop12h 58m
Delta
Deal found 4/4£460
Fri 17/412:25
LHR
-
SFO
1 stop16h 26m
Delta
Sun 26/407:25
SFO
-
LHR
1 stop17h 25m
Delta
Deal found 4/4£475
Fri 17/416:20
LHR
-
SFO
1 stop17h 03m
Delta
Mon 20/414:00
SFO
-
LHR
1 stop15h 15m
Delta
Deal found 4/4£489
Fri 17/412:45
LHR
-
SFO
Nonstop11h 00m
Virgin Atlantic
Tue 5/523:15
SFO
-
LHR
Nonstop10h 15m
Virgin Atlantic
Deal found 3/4£506
One-way flights from Heathrow to Fremont
Search for one-way flight options from Heathrow to Fremont. Find affordable one-way fares based on user searches. Data last updated 7 April 2026.
Wed 13/513:30
LHR
-
SFO
2 stops19h 20m
Lufthansa
Deal found 2/4£376
Sun 12/420:50
LHR
-
SFO
2 stops49h 45m
Multiple Airlines
Deal found 2/4£379
Mon 13/418:45
LHR
-
SFO
2 stops27h 50m
Multiple Airlines
Deal found 7/4£379
Wed 15/419:10
LHR
-
SFO
2 stops29h 10m
Multiple Airlines
Deal found 5/4£381
Fri 29/515:00
LHR
-
SFO
1 stop30h 50m
Multiple Airlines
Deal found 6/4£382
Mon 15/615:00
LHR
-
SFO
1 stop30h 50m
Multiple Airlines
Deal found 7/4£382
Fri 5/615:00
LHR
-
SFO
1 stop30h 50m
Multiple Airlines
Deal found 6/4£384
Thu 11/615:00
LHR
-
SFO
1 stop37h 50m
Multiple Airlines
Deal found 3/4£385
Wed 27/506:40
LHR
-
SFO
3 stops22h 24m
Multiple Airlines
Deal found 4/4£386
Find flight deals from Heathrow to Fremont
Keep the following information in mind while searching for Heathrow to Fremont flight deals. Data was last updated 7 April 2026.
Customise your flight search to find flights from Heathrow 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 7 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Sun 26/4
18:30-21:25
Nonstop10h 55m
San Francisco
Sun 10/5
18:20-15:00
1 stop12h 40m
£557
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Sun 4/10
06:30-11:45
1 stop13h 15m
San Francisco
Sun 11/10
17:55-12:15
Nonstop10h 20m
£569
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Thu 21/5
06:30-15:56
2 stops17h 26m
San Francisco
Thu 28/5
13:35-15:35
1 stop18h 00m
£571
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Sat 25/4
08:55-18:00
1 stop17h 05m
San Francisco
Sat 2/5
12:41-13:05
1 stop16h 24m
£571
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Sun 19/4
12:25-20:51
1 stop16h 26m
San Francisco
Mon 4/5
17:55-12:15
Nonstop10h 20m
£571
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Tue 28/7
07:00-00:58
2 stops25h 58m
San Francisco
Thu 6/8
10:45-09:00
1 stop14h 15m
£593
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Tue 21/4
20:05-16:15
1 stop28h 10m
San Francisco
Tue 28/4
13:00-17:50
2 stops20h 50m
£599
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Mon 27/4
17:15-19:45
2 stops34h 30m
San Francisco
Mon 11/5
19:35-19:20
1 stop15h 45m
£604
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Thu 21/5
06:30-11:45
1 stop13h 15m
San Francisco
Mon 25/5
17:55-12:15
Nonstop10h 20m
£605
LondonSan Francisco
LHR - SFO
LHRSFO
London Heathrow
Mon 18/5
08:40-16:15
1 stop15h 35m
San Francisco
Mon 25/5
19:45-14:10
Nonstop10h 25m
£621
Flights are sorted by cheapest return flights first.
Deals found on 2/4
Showing 1-10 of 22 resultsSorted by cheapest first
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2
3
Best time to book a flight from Heathrow to Fremont
Have a flexible travel schedule? Discover the best time to fly to Fremont from Heathrow with our price prediction graph.
LHR-SFO
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.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Fremont
LHR-FR8
LHR-SFO
How far ahead should I book a flight from London Heathrow Airport to Fremont?
Use this chart to determine the optimal time to book a return flight from Heathrow to Fremont. Price data was last updated on 3 April 2026.
Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Fremont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from London Heathrow Airport to Fremont?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Fremont (average of £359). Flying from London Heathrow Airport to Fremont in July is currently the most expensive (average of £439). 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 LHR to FR8?
Find hourly flight availability from Heathrow 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 7 April 2026.
When flying from London Heathrow Airport 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.
Weekly flight availability from London Heathrow Airport to Fremont
Explore weekly flight availability from Heathrow 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 7 April 2026.
The most flights from LHR to FR8 are scheduled on a Monday (37 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (31 on average).
How much does it cost for a return flight from London Heathrow Airport to Fremont?
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 7 April 2026.
Get a feel of what it's like to fly with Austrian Airlines,Virgin Atlantic, andUnited Airlines from London Heathrow Airport to Fremont by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from London Heathrow Airport to Fremont?
Virgin Atlantic, KLM, and Delta can get you from London Heathrow Airport to Fremont in just under 10h 55m. Your travel time can differ by up to 6h 31m. Airlines will cover a distance of 5350 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London Heathrow Airport to Fremont one-way?
To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at £274. WestJet flights start at £305 while deals on Virgin Atlantic start at £329 one-way.
What are the most reliable airlines from London Heathrow Airport 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 Heathrow Airport to Fremont on time: Air New Zealand (83%), Air Canada (79%), Austrian Airlines (79%).
What are the cheapest flights from London Heathrow Airport to Fremont?
On average you can expect to pay £2,059 for a flight from London Heathrow Airport to Fremont. The cheapest flight overall is £408 while the most popular route, (London Heathrow - San Francisco) is currently priced at £500.
Can I find deals for business class flights from Heathrow to Fremont?
Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Fremont?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Fremont (average of £359). Flying from London Heathrow Airport to Fremont in July is currently the most expensive (average of £439). 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.
Discover the top 10 airlines that operate flights from Heathrow 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 7 April 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Fremont?
Deals for Heathrow 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 Heathrow to Fremont?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Fremont from Heathrow.
Can Cheapflights find flights from Heathrow to Fremont with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Fremont with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Fremont become cheaper?
Yes! Start tracking prices for Heathrow to Fremont flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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