In terms of precipitation, rainfall in San Francisco Bay Area 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 San Francisco Bay Area when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco Bay Area, 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).

What are the most popular routes from London Heathrow Airport to San Francisco Bay Area?

When deciding which route to take from London Heathrow Airport to San Francisco Bay Area consider London Heathrow - San Francisco, London Heathrow - San Jose or London Heathrow - Oakland as they are the most popular.

What are the cheapest flights from London Heathrow Airport to San Francisco Bay Area?

While on average a flight from London Heathrow Airport to San Francisco Bay Area is generally £1,937, our data shows the cheapest flight currently is £409. When looking at the most popular route, (London Heathrow - San Francisco), you can expect to pay £346 for that flight.

What are the most reliable airlines from London Heathrow Airport to San Francisco Bay Area?

Consider KLM (85%), Air France (85%) or Delta (85%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to San Francisco Bay Area.

What are the most popular airlines that fly from London Heathrow Airport to San Francisco Bay Area?

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from London Heathrow Airport to San Francisco Bay Area.

How far in advance should I book a flight from London Heathrow Airport to San Francisco Bay Area?

Travelers have found it’s best to book a flight 46 days in advance to save up to 22% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 46 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London Heathrow Airport to San Francisco Bay Area 1-2 weeks in advance for as low as £453, or £574 for flights within the next 24 hours.

What is the cheapest month to fly from London Heathrow Airport to San Francisco Bay Area?

Our data shows that February tends to be the cheapest month to fly to San Francisco Bay Area from London Heathrow Airport. Users have commonly found prices around £497 for the month, but tickets can be as low as £337. Due to multiple factors, prepare for potentially higher prices in July.

Can I find deals for flights from Heathrow to San Francisco Bay Area that include hotel bookings?

Yes. In addition to deals on Heathrow to San Francisco Bay Area flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to San Francisco Bay Area?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to San Francisco Bay Area.

Can I find deals for business class flights from Heathrow to San Francisco Bay Area?

Yes. Cheapflights offers flight deals from Heathrow to San Francisco Bay Area by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£401+ Cheap Flights from London Heathrow Airport to San Francisco Bay Area

Cheap flight deals from Heathrow to San Francisco Bay Area

Round-trip from	£409
One-way from	£401
Popular in	July
Cheapest in	February
Average price	£612

British Airways
3/2-24/2
3 total stops
35h 11m total
London to San Francisco Bay Area

Search Deals

19/10
2 total stops
35h 55m total
London to San Francisco Bay Area

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£67 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Heathrow to San Francisco Bay Area

Cheapest flights from Heathrow to San Francisco Bay Area
Explore the most affordable flight options available from Heathrow to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2025.

Sun 21/908:50LHR - SFO

1 stop15h 05mAer Lingus

Tue 30/917:40SFO - LHR

1 stop17h 15mAer Lingus

Deal found 25/8£414

Wed 24/913:45LHR - SFO

1 stop34h 25mUnited Airlines

Wed 1/1019:50SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 25/8£415

Thu 4/908:40LHR - SFO

1 stop15h 55mUnited Airlines

Thu 18/909:10SFO - LHR

1 stop14h 30mUnited Airlines

Deal found 25/8£416

Thu 11/906:55LHR - SFO

1 stop20h 05mUnited Airlines

Fri 19/913:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 26/8£416

Wed 3/908:40LHR - SFO

1 stop15h 30mUnited Airlines

Tue 23/907:05SFO - LHR

1 stop14h 50mUnited Airlines

Deal found 25/8£417

Thu 11/906:30LHR - SFO

1 stop14h 10mMultiple Airlines

Thu 18/919:55SFO - LHR

Nonstop10h 15mMultiple Airlines

Deal found 26/8£418

Mon 22/909:30LHR - SFO

1 stop14h 30mLufthansa

Thu 4/1216:15SFO - LHR

1 stop13h 15mLufthansa

Deal found 25/8£419

Tue 9/908:30LHR - SFO

1 stop15h 30mUnited Airlines

Tue 16/916:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 25/8£419

Thu 11/906:30LHR - SFO

1 stop14h 10mLufthansa

Sat 27/908:25SFO - LHR

1 stop13h 55mLufthansa

Deal found 25/8£420

Fri 26/906:30LHR - SFO

2 stops16h 58mMultiple Airlines

Fri 3/1011:40SFO - LHR

1 stop13h 55mMultiple Airlines

Deal found 25/8£421

Mon 15/906:55LHR - SFO

1 stop15h 35mUnited Airlines

Fri 26/923:45SFO - LHR

1 stop22h 45mUnited Airlines

Deal found 25/8£422

Wed 1/1010:30LHR - SJC

1 stop18h 38mBritish Airways

Wed 22/1013:15SJC - LHR

1 stop15h 30mBritish Airways

Deal found 27/8£424

Best flights from Heathrow to San Francisco Bay Area
Discover carefully curated flight deals from Heathrow to San Francisco Bay Area that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2025.

Tue 3/207:30LHR - SJC

2 stops21h 20mBritish Airways

Tue 24/214:24SJC - LHR

1 stop13h 51mBritish Airways

Deal found 27/8£409

Sun 23/1119:30LHR - SFO

1 stop27h 05mScandinavian Airlines

Sun 30/1116:40SFO - LHR

2 stops19h 15mScandinavian Airlines

Deal found 24/8£414

Wed 24/908:40LHR - SFO

1 stop15h 30mUnited Airlines

Wed 1/1016:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 25/8£415

Sun 22/207:40LHR - SFO

1 stop15h 10mLufthansa

Sun 1/312:50SFO - LHR

Nonstop10h 35mLufthansa

Deal found 25/8£416

Wed 8/1011:00LHR - OAK

1 stop20h 53mVirgin Atlantic

Wed 15/1012:30OAK - LHR

2 stops17h 45mVirgin Atlantic

Deal found 24/8£431

Fri 20/210:15LHR - SJC

2 stops18h 30mAmerican Airlines

Mon 23/212:15SJC - LHR

1 stop16h 00mAmerican Airlines

Deal found 26/8£444

Fri 31/1006:20LHR - OAK

2 stops22h 12mMultiple Airlines

Fri 7/1105:55OAK - LHR

1 stop20h 05mMultiple Airlines

Deal found 26/8£452

Sat 6/910:55LHR - OAK

1 stop33h 00mDelta

Mon 15/917:05OAK - LHR

1 stop32h 45mDelta

Deal found 24/8£463

Thu 9/1008:40LHR - SFO

1 stop15h 30mUnited Airlines

Sun 19/1016:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 25/8£415

Thu 25/1217:00LHR - SFO

1 stop29h 35mScandinavian Airlines

Thu 1/116:40SFO - LHR

1 stop32h 40mScandinavian Airlines

Deal found 26/8£416

Wed 1/1010:30LHR - SJC

1 stop18h 38mBritish Airways

Wed 22/1013:15SJC - LHR

1 stop15h 30mBritish Airways

Deal found 27/8£424

Wed 24/908:40LHR - SFO

1 stop15h 30mUnited Airlines

Thu 2/1008:30SFO - LHR

1 stop17h 05mUnited Airlines

Deal found 25/8£415

Direct flights from Heathrow to San Francisco Bay Area
Explore direct flight options from Heathrow to San Francisco Bay Area based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 August 2025.

Thu 11/916:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Wed 24/921:20SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 26/8£419

Tue 7/1010:45LHR - SFO

Nonstop11h 05mBritish Airways

Tue 14/1019:20SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 26/8£419

Wed 24/910:45LHR - SFO

Nonstop11h 05mBritish Airways

Wed 1/1016:30SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 25/8£421

Fri 3/1010:45LHR - SFO

Nonstop11h 05mBritish Airways

Sun 19/1019:20SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 26/8£422

Sat 13/916:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Sat 20/921:20SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 26/8£423

Fri 19/910:45LHR - SFO

Nonstop11h 05mBritish Airways

Fri 3/1016:30SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 25/8£425

Fri 12/916:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Sun 28/916:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 25/8£425

Sat 1/1111:45LHR - SFO

Nonstop11h 15mBritish Airways

Fri 7/1117:30SFO - LHR

Nonstop10h 30mBritish Airways

Deal found 26/8£426

Sun 21/910:45LHR - SFO

Nonstop11h 05mBritish Airways

Tue 30/916:30SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 26/8£430

Last-minute flights from Heathrow to San Francisco Bay Area
Discover last-minute flight deals from Heathrow to San Francisco Bay Area. Data last updated 27 August 2025 and is based on user searches.

Wed 3/908:40LHR - SFO

1 stop15h 30mUnited Airlines

Mon 22/913:15SFO - LHR

1 stop13h 25mUnited Airlines

Deal found 25/8£417

Thu 4/908:40LHR - SFO

1 stop15h 55mUnited Airlines

Thu 18/909:10SFO - LHR

1 stop14h 30mUnited Airlines

Deal found 25/8£416

Tue 9/908:30LHR - SFO

1 stop15h 30mUnited Airlines

Tue 16/916:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 25/8£419

Thu 11/906:55LHR - SFO

1 stop20h 05mUnited Airlines

Thu 18/913:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 26/8£416

Thu 11/906:30LHR - SFO

1 stop14h 10mMultiple Airlines

Thu 18/919:55SFO - LHR

Nonstop10h 15mMultiple Airlines

Deal found 26/8£418

Thu 11/906:30LHR - SFO

1 stop14h 10mLufthansa

Sat 27/908:25SFO - LHR

1 stop13h 55mLufthansa

Deal found 25/8£420

Thu 11/906:30LHR - SFO

1 stop14h 10mUnited Airlines

Thu 18/900:43SFO - LHR

1 stop22h 57mUnited Airlines

Deal found 26/8£422

Mon 15/906:55LHR - SFO

1 stop15h 35mUnited Airlines

Fri 26/923:45SFO - LHR

1 stop22h 45mUnited Airlines

Deal found 25/8£422

Sun 21/908:50LHR - SFO

1 stop15h 05mAer Lingus

Tue 30/917:40SFO - LHR

1 stop17h 15mAer Lingus

Deal found 25/8£414

Mon 22/909:30LHR - SFO

1 stop14h 30mLufthansa

Thu 4/1216:15SFO - LHR

1 stop13h 15mLufthansa

Deal found 25/8£419

Wed 24/913:45LHR - SFO

1 stop34h 25mUnited Airlines

Wed 1/1019:50SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 25/8£415

Fri 26/906:30LHR - SFO

2 stops16h 58mMultiple Airlines

Fri 3/1011:40SFO - LHR

1 stop13h 55mMultiple Airlines

Deal found 25/8£421

One-way flights from Heathrow to San Francisco Bay Area
Search for one-way flight options from Heathrow to San Francisco Bay Area. Find affordable one-way fares based on user searches. Data last updated 27 August 2025.

Sun 19/1010:35LHR - SFO

2 stops35h 55mMultiple Airlines

Deal found 25/8£401

Fri 3/1014:10LHR - SFO

2 stops27h 20mMultiple Airlines

Deal found 26/8£402

Sun 7/922:00LHR - SFO

1 stop25h 55mAer Lingus

Deal found 25/8£402

Mon 15/1206:40LHR - SFO

1 stop15h 55mScandinavian Airlines

Deal found 25/8£403

Thu 18/920:50LHR - SFO

3 stops45h 00mMultiple Airlines

Deal found 25/8£404

Sat 4/1009:50LHR - SFO

1 stop14h 05mAer Lingus

Deal found 26/8£404

Fri 19/907:40LHR - SFO

3 stops33h 50mMultiple Airlines

Deal found 26/8£405

Wed 10/922:15LHR - SFO

3 stops41h 30mMultiple Airlines

Deal found 25/8£406

Wed 26/1114:50LHR - SFO

1 stop29h 22mWestJet

Deal found 26/8£407

Fri 26/907:40LHR - SFO

1 stop16h 10mAer Lingus

Deal found 26/8£407

Sat 27/908:50LHR - SFO

1 stop15h 05mAer Lingus

Deal found 25/8£408

Wed 17/921:25LHR - SFO

3 stops31h 56mMultiple Airlines

Deal found 25/8£411

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 3/2

07:30-20:50

2 stops21h 20m

San Jose

Tue 24/2

14:24-12:15

1 stop13h 51m

£409

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 23/11

19:30-14:35

1 stop27h 05m

San Francisco

Sun 30/11

16:40-19:55

2 stops19h 15m

£414

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 24/9

08:40-16:10

1 stop15h 30m

San Francisco

Wed 1/10

16:05-10:25

Nonstop10h 20m

£415

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 9/10

08:40-16:10

1 stop15h 30m

San Francisco

Sun 19/10

16:05-10:25

Nonstop10h 20m

£415

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 24/9

08:40-16:10

1 stop15h 30m

San Francisco

Thu 2/10

08:30-09:35

1 stop17h 05m

£415

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 22/2

07:40-14:50

1 stop15h 10m

San Francisco

Sun 1/3

12:50-07:25

Nonstop10h 35m

£416

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 25/12

17:00-14:35

1 stop29h 35m

San Francisco

Thu 1/1

16:40-09:20

1 stop32h 40m

£416

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 6/9

07:25-14:30

1 stop15h 05m

San Francisco

Wed 17/9

16:05-10:25

Nonstop10h 20m

£416

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 1/11

06:35-20:35

1 stop21h 00m

San Francisco

Fri 7/11

12:50-07:25

Nonstop10h 35m

£416

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 18/9

08:40-16:35

1 stop15h 55m

San Francisco

Wed 1/10

13:05-07:25

Nonstop10h 20m

£416

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 60 results

...

Best time to book a flight from Heathrow to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Heathrow 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to San Francisco Bay Area

What is the cheapest month to book a flight from London Heathrow Airport to San Francisco Bay Area?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to San Francisco Bay Area (average of £538). Flying from London Heathrow Airport to San Francisco Bay Area 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 LHR to XIH?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to San Francisco Bay Area as you normally would.

Weekly flight availability from London Heathrow Airport to San Francisco Bay Area

The most flights from LHR to zzXIH are scheduled on a Monday (42 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (42 on average).

Reviews of airlines servicing San Francisco Bay Area

Read reviews from past customers who have flown with Austrian Airlines, United Airlines, andVirgin Atlantic from London Heathrow Airport to San Francisco Bay Area. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Austrian Airlines

7.6

Good

835 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

United Airlines

7.4

Good

8,945 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Virgin Atlantic

7.4

Good

661 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Lufthansa

6.8

Okay

7,363 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

British Airways

6.7

Okay

7,310 reviews

Austrian Airlines

7.6

Good

835 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Aug 2025

VIE - RHO

They went by offering coffee and didn’t even asked me totally ignored me

Related info for your journey

How long is the flight from London Heathrow Airport to San Francisco Bay Area?
There are many flights that can get you from London Heathrow Airport to San Francisco Bay Area in 15h 30m. Fly via British Airways, Scandinavian Airlines, or United Airlines to get the fastest option. The distance between London Heathrow Airport and San Francisco Bay Area is about 5350 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from London Heathrow Airport to San Francisco Bay Area?
When deciding which route to take from London Heathrow Airport to San Francisco Bay Area consider London Heathrow - San Francisco, London Heathrow - San Jose or London Heathrow - Oakland as they are the most popular.
What are the most reliable airlines from London Heathrow Airport to San Francisco Bay Area?
Consider KLM (85%), Air France (85%) or Delta (85%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to San Francisco Bay Area.
What are the cheapest flights from London Heathrow Airport to San Francisco Bay Area?
While on average a flight from London Heathrow Airport to San Francisco Bay Area is generally £1,937, our data shows the cheapest flight currently is £409. When looking at the most popular route, (London Heathrow - San Francisco), you can expect to pay £346 for that flight.
Can I find deals for flights from Heathrow to San Francisco Bay Area that include hotel bookings?
Yes. In addition to deals on Heathrow to San Francisco Bay Area flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to San Francisco Bay Area?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to San Francisco Bay Area.
Can I find deals for business class flights from Heathrow to San Francisco Bay Area?
Yes. Cheapflights offers flight deals from Heathrow to San Francisco Bay Area 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 San Francisco Bay Area?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to San Francisco Bay Area (average of £538). Flying from London Heathrow Airport to San Francisco Bay Area 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

California car hire

Los Angeles Airport car hire

San Francisco Airport car hire

San Diego Airport car hire

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Ontario Airport car hire

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Direct flights to United States

Top 10 airlines flying from Heathrow to San Francisco Bay Area

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£237	Average£487	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	Cheapest£337	Average£566	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Scandinavian Airlines	Cheapest£348	Average£546	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	Cheapest£349	Average£495	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
SWISS	Cheapest£351	Average£391	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Brussels Airlines	Cheapest£358	Average£474	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Air Canada	Cheapest£359	Average£489	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£361	Average£507	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Aer Lingus	Cheapest£363	Average£586	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£364	Average£610	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to San Francisco Bay Area?

When you search for this flight from Heathrow to San Francisco Bay Area, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to San Francisco Bay Area?

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 San Francisco Bay Area from Heathrow.

Can Cheapflights find flights from Heathrow to San Francisco Bay Area with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to San Francisco Bay Area, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to San Francisco Bay Area become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to San Francisco Bay Area on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from London Heathrow Airport to San Francisco Bay Area from £401

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.

Cheap flight deals from Heathrow to San Francisco Bay Area

Keep the following information in mind while searching for Heathrow to San Francisco Bay Area flight deals. Data was last updated 27 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Heathrow to San Francisco Bay Area

Cheapest flights from Heathrow to San Francisco Bay AreaExplore the most affordable flight options available from Heathrow to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2025.

Explore the most affordable flight options available from Heathrow to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2025.

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Use the filters below to find and compare flights from London Heathrow Airport to San Francisco Bay Area that are best for you.

Best time to book a flight from Heathrow to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Heathrow with our price prediction graph.

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Everything you need to know about your flight from London Heathrow Airport to San Francisco Bay Area

What is the cheapest month to book a flight from London Heathrow Airport to San Francisco Bay Area?

What is the cheapest time of day to fly from LHR to XIH?

Find hourly flight availability from Heathrow to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 August 2025.

Weekly flight availability from London Heathrow Airport to San Francisco Bay Area

Reviews of airlines servicing San Francisco Bay Area

Read reviews from past customers who have flown with Austrian Airlines, United Airlines, andVirgin Atlantic from London Heathrow Airport to San Francisco Bay Area. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to San Francisco Bay Area. 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 San Francisco Bay Area?

What are the most popular routes from London Heathrow Airport to San Francisco Bay Area?

What are the most reliable airlines from London Heathrow Airport to San Francisco Bay Area?

What are the cheapest flights from London Heathrow Airport to San Francisco Bay Area?

Can I find deals for flights from Heathrow to San Francisco Bay Area that include hotel bookings?

How can I find direct flights from Heathrow to San Francisco Bay Area?

Can I find deals for business class flights from Heathrow to San Francisco Bay Area?

What is the cheapest month to book a flight from London Heathrow Airport to San Francisco Bay Area?

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Alternative routes for Heathrow to San Francisco Bay Area

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

Top 10 airlines flying from Heathrow to San Francisco Bay Area

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Cheapest flights from Heathrow to San Francisco Bay Area
Explore the most affordable flight options available from Heathrow to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 August 2025.