Cheap flights from London Heathrow Airport to Fremont from £353
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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SFO
25 Sep — 2 Oct1
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 November, booked 23 days in advance, depart on a Thursday or Wednesday and return on a Wednesday
Cheap flight deals from Heathrow to Fremont
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
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 26 August 2026.
Thu 5/1111:50 -
Nonstop11h 00m
Wed 25/1106:00 -
1 stop20h 00m
Deal found 21/8£435
Wed 23/918:45 -
1 stop27h 45m
Wed 30/916:35 -
1 stop17h 10m
Deal found 23/8£436
Sat 24/1008:45 -
1 stop15h 50m
Fri 6/1119:25 -
1 stop15h 50m
Deal found 21/8£436
Mon 26/1006:35 -
1 stop16h 15m
Mon 26/1020:25 -
1 stop14h 25m
Deal found 24/8£437
Fri 23/1011:40 -
1 stop29h 58m
Sun 25/1010:35 -
1 stop17h 05m
Deal found 23/8£438
Thu 22/1006:30 -
1 stop13h 15m
Fri 30/1009:46 -
1 stop17h 14m
Deal found 21/8£439
Thu 22/1006:30 -
1 stop13h 15m
Wed 18/1114:47 -
1 stop12h 48m
Deal found 23/8£440
Fri 20/1112:20 -
2 stops19h 03m
Thu 3/1214:55 -
1 stop12h 40m
Deal found 22/8£441
Mon 7/1206:30 -
1 stop13h 15m
Wed 9/1206:00 -
1 stop20h 40m
Deal found 21/8£441
Wed 4/1106:30 -
1 stop13h 15m
Thu 26/1112:05 -
1 stop20h 25m
Deal found 21/8£442
Fri 30/1017:50 -
1 stop25h 55m
Sun 15/1106:17 -
1 stop20h 23m
Deal found 23/8£443
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 26 August 2026.
Mon 2/1106:30 -
1 stop13h 15m
Mon 16/1116:40 -
Nonstop10h 15m
Deal found 23/8£450
Fri 23/1007:30 -
1 stop15h 50m
Tue 27/1017:40 -
Nonstop10h 35m
Deal found 22/8£455
Fri 23/1013:25 -
1 stop17h 34m
Sun 25/1014:15 -
1 stop13h 25m
Deal found 22/8£460
Sat 23/110:05 -
Nonstop11h 15m
Sat 30/116:40 -
Nonstop10h 35m
Deal found 25/8£473
Mon 14/913:00 -
Nonstop11h 05m
Mon 21/919:45 -
Nonstop10h 25m
Deal found 25/8£512
Thu 4/209:00 -
1 stop15h 30m
Sat 13/217:35 -
1 stop34h 15m
Deal found 24/8£457
Tue 22/916:15 -
Nonstop11h 00m
Wed 14/1010:40 -
1 stop15h 00m
Deal found 25/8£466
Mon 28/912:45 -
Nonstop11h 00m
Sun 11/1017:45 -
Nonstop10h 20m
Deal found 21/8£513
Wed 16/908:40 -
1 stop15h 35m
Wed 23/908:45 -
1 stop19h 50m
Deal found 25/8£485
Wed 9/907:25 -
1 stop19h 35m
Wed 16/916:40 -
Nonstop10h 30m
Deal found 25/8£488
Sun 20/913:00 -
Nonstop11h 05m
Sat 3/1016:45 -
Nonstop10h 25m
Deal found 23/8£508
Fri 9/1016:15 -
Nonstop11h 00m
Sat 10/1014:20 -
1 stop14h 05m
Deal found 22/8£513
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 26 August 2026.
Fri 20/1111:50 -
Nonstop11h 00m
Sat 28/1116:40 -
Nonstop10h 15m
Deal found 23/8£435
Mon 2/1111:50 -
Nonstop11h 00m
Mon 16/1116:40 -
Nonstop10h 15m
Deal found 22/8£439
Wed 7/1014:20 -
Nonstop11h 10m
Wed 21/1016:35 -
Nonstop10h 25m
Deal found 22/8£441
Thu 29/1011:50 -
Nonstop11h 00m
Thu 5/1116:40 -
Nonstop10h 15m
Deal found 21/8£449
Tue 12/111:50 -
Nonstop11h 00m
Sun 17/116:40 -
Nonstop10h 15m
Deal found 24/8£451
Tue 3/1111:50 -
Nonstop11h 00m
Fri 6/1116:40 -
Nonstop10h 15m
Deal found 22/8£454
Fri 20/1111:50 -
Nonstop11h 00m
Sat 28/1116:40 -
Nonstop10h 15m
Deal found 23/8£455
Wed 4/1111:50 -
Nonstop11h 00m
Thu 26/1116:40 -
Nonstop10h 15m
Deal found 21/8£455
Sat 31/1011:50 -
Nonstop11h 00m
Sat 7/1116:40 -
Nonstop10h 15m
Deal found 21/8£456
Wed 27/111:50 -
Nonstop11h 00m
Wed 3/316:40 -
Nonstop10h 15m
Deal found 23/8£457
Mon 14/1211:50 -
Nonstop11h 00m
Tue 12/116:40 -
Nonstop10h 15m
Deal found 24/8£458
Thu 5/1111:50 -
Nonstop11h 00m
Fri 27/1116:40 -
Nonstop10h 15m
Deal found 21/8£458
Last-minute flights from Heathrow to Fremont
Discover last-minute flight deals from Heathrow to Fremont. Data last updated 26 August 2026 and is based on user searches.
Sat 29/813:25 -
1 stop18h 33m
Tue 29/906:00 -
1 stop16h 25m
Deal found 22/8£449
Sun 30/809:20 -
1 stop18h 19m
Mon 28/909:55 -
1 stop16h 05m
Deal found 22/8£447
Wed 2/914:20 -
Nonstop11h 10m
Wed 30/916:35 -
Nonstop10h 25m
Deal found 22/8£456
Thu 3/910:45 -
Nonstop11h 05m
Tue 29/919:30 -
Nonstop10h 25m
Deal found 22/8£457
Sat 5/906:00 -
1 stop18h 35m
Tue 8/923:39 -
1 stop22h 51m
Deal found 22/8£458
Tue 15/920:05 -
1 stop28h 10m
Sat 19/923:39 -
1 stop22h 51m
Deal found 22/8£455
Thu 17/908:45 -
1 stop15h 30m
Tue 29/908:10 -
1 stop14h 20m
Deal found 22/8£449
Thu 17/908:45 -
1 stop15h 30m
Sat 26/923:39 -
1 stop22h 51m
Deal found 22/8£454
Fri 18/908:30 -
1 stop14h 50m
Tue 29/923:39 -
1 stop22h 51m
Deal found 22/8£452
Wed 23/918:45 -
1 stop27h 45m
Wed 30/916:35 -
1 stop17h 10m
Deal found 23/8£436
Wed 23/919:50 -
1 stop26h 40m
Thu 8/1016:30 -
1 stop22h 25m
Deal found 24/8£447
Mon 28/906:30 -
1 stop13h 15m
Wed 14/1017:55 -
Nonstop10h 20m
Deal found 23/8£459
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 26 August 2026.
Tue 20/1008:20 -
1 stop15h 17m
Deal found 24/8£353
Thu 22/1016:10 -
2 stops40h 57m
Deal found 23/8£354
Wed 28/1011:45 -
Nonstop11h 10m
Deal found 24/8£355
Tue 13/1021:05 -
3 stops32h 34m
Deal found 24/8£356
Fri 29/111:45 -
Nonstop11h 10m
Deal found 24/8£356
Tue 20/1020:50 -
3 stops49h 33m
Deal found 24/8£357
Sun 21/216:15 -
2 stops40h 28m
Deal found 23/8£358
Sun 18/1018:45 -
2 stops36h 52m
Deal found 24/8£359
Fri 15/116:30 -
1 stop15h 29m
Deal found 21/8£359
Sun 1/1111:45 -
Nonstop11h 10m
Deal found 21/8£360
Mon 26/1011:45 -
Nonstop11h 10m
Deal found 25/8£361
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 26 August 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 7,457,451 searches. Data last updated 26 August 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
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Mon 2/11
06:30-11:45
1 stop13h 15m
San Francisco
Mon 16/11
16:40-10:55
Nonstop10h 15m
£450
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Fri 23/10
07:30-15:20
1 stop15h 50m
San Francisco
Tue 27/10
17:40-11:15
Nonstop10h 35m
£455
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Thu 4/2
09:00-16:30
1 stop15h 30m
San Francisco
Sat 13/2
17:35-11:50
1 stop34h 15m
£457
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Fri 23/10
13:25-22:59
1 stop17h 34m
San Francisco
Sun 25/10
14:15-10:40
1 stop13h 25m
£460
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Tue 22/9
16:15-19:15
Nonstop11h 00m
San Francisco
Wed 14/10
10:40-09:40
1 stop15h 00m
£466
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Sat 23/1
10:05-13:20
Nonstop11h 15m
San Francisco
Sat 30/1
16:40-11:15
Nonstop10h 35m
£473
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Wed 16/9
08:40-16:15
1 stop15h 35m
San Francisco
Wed 23/9
08:45-12:35
1 stop19h 50m
£485
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Wed 9/9
07:25-19:00
1 stop19h 35m
San Francisco
Wed 16/9
16:40-11:10
Nonstop10h 30m
£488
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Sun 20/9
13:00-16:05
Nonstop11h 05m
San Francisco
Sat 3/10
16:45-11:10
Nonstop10h 25m
£508
LondonSan Francisco
LHR London Heathrow - SFO San Francisco
LHRSFO
London Heathrow
Mon 14/9
13:00-16:05
Nonstop11h 05m
San Francisco
Mon 21/9
19:45-14:10
Nonstop10h 25m
£512
Flights are sorted by cheapest return flights first.
Deals found on 24/8
Showing 1-10 of 24 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
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 26 August 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 26 August 2026.
The most flights from LHR to FR8 are scheduled on a Monday (38 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (32 on average).
How much does it cost for a return flight from London Heathrow Airport to Fremont?
Airfare is below average for this route at the moment.
London Heathrow Airport to Fremont flights typically cost between £476 and £625 in November.The cheapest return price found within the last 5 days was £435 on Virgin Atlantic (5 Nov–25 Nov).
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 26 August 2026.
Get a feel of what it's like to fly with Austrian Airlines,United Airlines, andVirgin Atlantic 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.
Staff is courteous. Food is served with a nice touch, with the chef coming out to discuss the menu. But the quality and variety of food and snacks is below competing airlines. Onboard in Vienna was a bit chaotic. I am 6 ft 1 in tall and the flat beds are a bit tight. Other than that, the overall experience was fine.
Staff is courteous. Food is served with a nice touch, with the chef coming out to discuss the menu. But the quality and variety of food and snacks is below competing airlines. Onboard in Vienna was a bit chaotic. I am 6 ft 1 in tall and the flat beds are a bit tight. Other than that, the overall experience was fine.
Staff is courteous. Food is served with a nice touch, with the chef coming out to discuss the menu. But the quality and variety of food and snacks is below competing airlines. Onboard in Vienna was a bit chaotic. I am 6 ft 1 in tall and the flat beds are a bit tight. Other than that, the overall experience was fine.
Staff is courteous. Food is served with a nice touch, with the chef coming out to discuss the menu. But the quality and variety of food and snacks is below competing airlines. Onboard in Vienna was a bit chaotic. I am 6 ft 1 in tall and the flat beds are a bit tight. Other than that, the overall experience was fine.
Staff is courteous. Food is served with a nice touch, with the chef coming out to discuss the menu. But the quality and variety of food and snacks is below competing airlines. Onboard in Vienna was a bit chaotic. I am 6 ft 1 in tall and the flat beds are a bit tight. Other than that, the overall experience was fine.
Staff is courteous. Food is served with a nice touch, with the chef coming out to discuss the menu. But the quality and variety of food and snacks is below competing airlines. Onboard in Vienna was a bit chaotic. I am 6 ft 1 in tall and the flat beds are a bit tight. Other than that, the overall experience was fine.
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?
Delta, United Airlines, and Virgin Atlantic can get you from London Heathrow Airport to Fremont in just under 13h 15m. Your travel time can differ by up to 4h 19m. 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 £266. Virgin Atlantic flights start at £296 while deals on British Airways start at £319 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 Canada (75%), Austrian Airlines (75%), United Airlines (75%).
What are the cheapest flights from London Heathrow Airport to Fremont?
On average you can expect to pay £1,259 for a flight from London Heathrow Airport to Fremont. The cheapest flight overall is £320 while the most popular route, (London Heathrow - San Francisco) is currently priced at £411.
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.
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 7,457,451 searches. Data last updated 26 August 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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