What are the cheapest airlines to fly from London Heathrow Airport to San Francisco Bay Area one-way?

One-way options have recently been found by users for as low as £333 on Virgin Atlantic. Other airlines that offer cheap prices include Delta from £337 and British Airways from £347 one-way.

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 £1,776, our data shows the cheapest flight currently is £373. When looking at the most popular route, (London Heathrow - San Francisco), you can expect to pay £344 for that flight.

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

Consider KLM (86%), Air France (86%) or Delta (86%) 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.

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.

£319+ Cheap Flights from London Heathrow Airport to San Francisco Bay Area

Cheap flight deals from Heathrow to San Francisco Bay Area

Round-trip from	£380
One-way from	£319
Popular in	July
Cheapest in	February
Average price	£421

Virgin Atlantic
2/10-10/10
3 total stops
33h 48m total
London to San Francisco Bay Area

Search Deals

12/11
1 total stop
26h 55m total
London to San Francisco Bay Area

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£63 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 September 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 18 September 2025.

Thu 2/1006:30LHR - SJC

2 stops20h 43mVirgin Atlantic

Fri 10/1020:10SJC - LHR

1 stop13h 05mVirgin Atlantic

Deal found 17/9£380

Thu 13/1106:30LHR - SFO

2 stops18h 55mMultiple Airlines

Sun 30/1108:38SFO - LHR

1 stop17h 32mMultiple Airlines

Deal found 18/9£381

Fri 31/1010:45LHR - SJC

1 stop18h 32mVirgin Atlantic

Fri 7/1106:35SJC - LHR

1 stop17h 15mVirgin Atlantic

Deal found 16/9£382

Tue 18/1109:30LHR - SFO

2 stops19h 20mMultiple Airlines

Tue 2/1207:30SFO - LHR

2 stops19h 50mMultiple Airlines

Deal found 17/9£382

Thu 2/1012:00LHR - SJC

1 stop17h 05mBritish Airways

Sun 5/1006:00SJC - LHR

1 stop16h 25mBritish Airways

Deal found 15/9£382

Thu 2/1008:40LHR - SFO

1 stop15h 30mSWISS

Wed 29/1020:25SFO - LHR

1 stop18h 15mSWISS

Deal found 16/9£382

Wed 1/1006:30LHR - SFO

2 stops19h 15mUnited Airlines

Wed 8/1013:25SFO - LHR

1 stop13h 45mUnited Airlines

Deal found 16/9£383

Wed 1/1006:30LHR - SFO

2 stops19h 15mUnited Airlines

Wed 15/1013:02SFO - LHR

1 stop13h 38mUnited Airlines

Deal found 17/9£384

Thu 25/908:40LHR - SFO

1 stop15h 30mSWISS

Wed 8/1019:30SFO - LHR

2 stops28h 45mSWISS

Deal found 16/9£385

Sun 21/906:00LHR - SFO

1 stop18h 35mMultiple Airlines

Sun 14/1208:25SFO - LHR

1 stop14h 15mMultiple Airlines

Deal found 16/9£385

Wed 24/906:30LHR - SFO

1 stop13h 15mDelta

Mon 3/1116:30SFO - LHR

Nonstop10h 10mDelta

Deal found 16/9£387

Sun 5/1009:30LHR - SFO

1 stop18h 21mAir Canada

Fri 17/1011:40SFO - LHR

1 stop13h 55mAir Canada

Deal found 17/9£388

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 18 September 2025.

Fri 31/1010:45LHR - SJC

1 stop18h 32mVirgin Atlantic

Fri 7/1106:35SJC - LHR

1 stop17h 15mVirgin Atlantic

Deal found 16/9£382

Sat 4/1006:30LHR - SFO

2 stops19h 15mUnited Airlines

Sat 11/1011:40SFO - LHR

1 stop13h 55mUnited Airlines

Deal found 16/9£384

Sun 5/1012:20LHR - SFO

Nonstop11h 05mAustrian Airlines

Fri 17/1013:05SFO - LHR

Nonstop10h 20mAustrian Airlines

Deal found 17/9£394

Fri 3/1008:20LHR - SJC

1 stop16h 21mBritish Airways

Wed 8/1013:15SJC - LHR

1 stop17h 10mBritish Airways

Deal found 15/9£396

Fri 13/211:40LHR - SFO

Nonstop11h 00mDelta

Thu 26/200:40SFO - LHR

1 stop22h 25mDelta

Deal found 16/9£407

Fri 3/1009:55LHR - STS

1 stop22h 04mMultiple Airlines

Tue 7/1012:41STS - LHR

1 stop17h 54mMultiple Airlines

Deal found 17/9£550

Fri 9/119:05LHR - STS

2 stops25h 23mAmerican Airlines

Wed 14/112:45STS - LHR

2 stops23h 15mAmerican Airlines

Deal found 17/9£619

Mon 1/1216:40LHR - SFO

1 stop34h 55mUnited Airlines

Sat 13/1216:15SFO - LHR

1 stop13h 15mUnited Airlines

Deal found 17/9£387

Tue 18/1110:05LHR - SJC

1 stop18h 43mBritish Airways

Thu 27/1106:00SJC - LHR

1 stop18h 35mBritish Airways

Deal found 16/9£396

Mon 16/211:40LHR - SFO

Nonstop11h 00mDelta

Thu 5/300:40SFO - LHR

1 stop22h 25mDelta

Deal found 16/9£407

Sat 27/908:20LHR - OAK

2 stops22h 28mVirgin Atlantic

Tue 30/906:00OAK - LHR

1 stop19h 50mVirgin Atlantic

Deal found 15/9£414

Mon 16/210:05LHR - SFO

Nonstop11h 15mUnited Airlines

Fri 6/312:50SFO - LHR

Nonstop10h 35mUnited Airlines

Deal found 16/9£393

Wed 8/1008:20LHR - SJC

1 stop21h 46mBritish Airways

Sat 11/1013:18SJC - LHR

1 stop35h 42mBritish Airways

Deal found 15/9£396

Fri 13/211:40LHR - SFO

Nonstop11h 00mDelta

Thu 5/300:40SFO - LHR

1 stop22h 25mDelta

Deal found 16/9£407

Sat 1/1110:45LHR - OAK

1 stop17h 47mVirgin Atlantic

Sat 8/1105:55OAK - LHR

2 stops17h 55mVirgin Atlantic

Deal found 17/9£415

Tue 7/1016:15LHR - SFO

Nonstop11h 05mUnited Airlines

Tue 14/1016:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 16/9£393

Thu 9/1008:20LHR - SJC

1 stop16h 34mBritish Airways

Sat 11/1013:18SJC - LHR

1 stop35h 42mBritish Airways

Deal found 15/9£396

Fri 9/111:45LHR - OAK

2 stops43h 08mDelta

Wed 14/113:15OAK - LHR

1 stop12h 45mDelta

Deal found 17/9£408

Wed 11/213:45LHR - SFO

Nonstop11h 15mUnited Airlines

Fri 6/312:50SFO - LHR

Nonstop10h 35mUnited Airlines

Deal found 16/9£393

Mon 6/1008:20LHR - SJC

1 stop21h 46mBritish Airways

Sat 11/1013:18SJC - LHR

1 stop33h 07mBritish Airways

Deal found 15/9£396

Thu 30/1010:45LHR - OAK

1 stop20h 08mDelta

Thu 6/1105:55OAK - LHR

2 stops17h 10mDelta

Deal found 14/9£413

Tue 18/1116:30LHR - STS

1 stop27h 37mMultiple Airlines

Thu 27/1112:37STS - LHR

1 stop16h 38mMultiple Airlines

Deal found 16/9£561

Mon 1/1214:30LHR - SFO

1 stop14h 04mUnited Airlines

Sun 14/1212:50SFO - LHR

Nonstop10h 35mUnited Airlines

Deal found 17/9£396

Fri 3/1011:15LHR - SJC

1 stop15h 20mBritish Airways

Sun 12/1008:00SJC - LHR

1 stop18h 50mBritish Airways

Deal found 15/9£396

Fri 6/311:45LHR - OAK

2 stops43h 08mDelta

Tue 10/317:05OAK - LHR

1 stop33h 55mDelta

Deal found 15/9£415

Sat 10/118:00LHR - STS

2 stops26h 28mAmerican Airlines

Thu 15/112:45STS - LHR

1 stop16h 30mAmerican Airlines

Deal found 17/9£619

Tue 7/1008:20LHR - SJC

1 stop16h 33mBritish Airways

Mon 13/1012:44SJC - LHR

1 stop16h 06mBritish Airways

Deal found 15/9£396

Mon 29/916:40LHR - SFO

1 stop16h 15mUnited Airlines

Thu 6/1113:25SFO - LHR

1 stop16h 05mUnited Airlines

Deal found 17/9£399

Fri 9/119:05LHR - STS

2 stops25h 23mAmerican Airlines

Thu 15/108:00STS - LHR

2 stops18h 25mAmerican Airlines

Deal found 17/9£619

Sun 5/1012:00LHR - SJC

1 stop17h 05mBritish Airways

Sun 12/1012:44SJC - LHR

1 stop16h 06mBritish Airways

Deal found 15/9£396

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 18 September 2025.

Mon 2/315:25LHR - SFO

Nonstop11h 20mBritish Airways

Tue 10/321:40SFO - LHR

Nonstop10h 30mBritish Airways

Deal found 18/9£381

Thu 2/1016:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Sun 12/1016:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 16/9£382

Wed 1/1016:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Sun 5/1016:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 17/9£383

Tue 30/910:45LHR - SFO

Nonstop11h 05mBritish Airways

Tue 14/1016:30SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 16/9£384

Sat 1/1111:40LHR - SFO

Nonstop11h 00mVirgin Atlantic

Sat 8/1116:30SFO - LHR

Nonstop10h 10mVirgin Atlantic

Deal found 17/9£385

Tue 24/210:05LHR - SFO

Nonstop11h 15mAustrian Airlines

Sun 1/312:50SFO - LHR

Nonstop10h 35mAustrian Airlines

Deal found 15/9£386

Thu 5/213:45LHR - SFO

Nonstop11h 15mLufthansa

Thu 19/212:50SFO - LHR

Nonstop10h 35mLufthansa

Deal found 16/9£387

Sun 5/1016:15LHR - SFO

Nonstop11h 05mBrussels Airlines

Fri 17/1013:05SFO - LHR

Nonstop10h 20mBrussels Airlines

Deal found 17/9£388

Thu 9/1010:45LHR - SFO

Nonstop11h 05mBritish Airways

Mon 13/1019:20SFO - LHR

Nonstop10h 25mBritish Airways

Deal found 16/9£388

Thu 2/1016:15LHR - SFO

Nonstop11h 05mUnited Airlines

Wed 15/1013:05SFO - LHR

Nonstop10h 20mUnited Airlines

Deal found 16/9£389

Sun 28/910:35LHR - SFO

Nonstop11h 05mUnited Airlines

Tue 4/1112:50SFO - LHR

Nonstop10h 35mUnited Airlines

Deal found 16/9£392

Tue 30/910:35LHR - SFO

Nonstop11h 05mMultiple Airlines

Mon 13/1019:50SFO - LHR

Nonstop10h 20mMultiple Airlines

Deal found 16/9£393

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 18 September 2025 and is based on user searches.

Sun 21/906:00LHR - SFO

1 stop18h 35mMultiple Airlines

Sat 13/1208:25SFO - LHR

1 stop14h 15mMultiple Airlines

Deal found 16/9£385

Wed 24/906:30LHR - SFO

1 stop13h 15mDelta

Mon 3/1116:30SFO - LHR

Nonstop10h 10mDelta

Deal found 16/9£387

Thu 25/908:40LHR - SFO

1 stop15h 30mSWISS

Wed 8/1019:30SFO - LHR

2 stops28h 45mSWISS

Deal found 16/9£385

Thu 25/908:30LHR - SFO

2 stops19h 21mAir Canada

Wed 8/1008:30SFO - LHR

1 stop14h 00mAir Canada

Deal found 17/9£386

Wed 1/1006:30LHR - SFO

2 stops19h 15mUnited Airlines

Wed 8/1013:25SFO - LHR

1 stop13h 45mUnited Airlines

Deal found 16/9£383

Wed 1/1006:30LHR - SFO

2 stops19h 15mUnited Airlines

Wed 15/1013:02SFO - LHR

1 stop13h 38mUnited Airlines

Deal found 17/9£384

Thu 2/1006:30LHR - SJC

2 stops20h 43mVirgin Atlantic

Fri 10/1020:10SJC - LHR

1 stop13h 05mVirgin Atlantic

Deal found 17/9£380

Thu 2/1012:00LHR - SJC

1 stop17h 05mBritish Airways

Sun 5/1006:00SJC - LHR

1 stop16h 25mBritish Airways

Deal found 15/9£382

Thu 2/1008:40LHR - SFO

1 stop15h 30mSWISS

Wed 29/1020:25SFO - LHR

1 stop18h 15mSWISS

Deal found 16/9£382

Sun 5/1009:30LHR - SFO

1 stop18h 21mAir Canada

Fri 17/1011:40SFO - LHR

1 stop13h 55mAir Canada

Deal found 17/9£388

Tue 7/1006:30LHR - SFO

2 stops16h 58mMultiple Airlines

Wed 15/1008:37SFO - LHR

2 stops16h 58mMultiple Airlines

Deal found 17/9£381

Fri 31/1010:45LHR - SJC

1 stop18h 32mVirgin Atlantic

Fri 7/1106:35SJC - LHR

1 stop17h 15mVirgin Atlantic

Deal found 16/9£382

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 18 September 2025.

Wed 12/1114:25LHR - SJC

1 stop26h 55mMultiple Airlines

Deal found 16/9£319

Wed 12/1110:45LHR - OAK

1 stop21h 18mVirgin Atlantic

Deal found 14/9£333

Wed 12/1112:20LHR - SJC

1 stop14h 45mVirgin Atlantic

Deal found 14/9£333

Tue 11/1110:45LHR - OAK

1 stop21h 18mVirgin Atlantic

Deal found 16/9£334

Tue 11/1112:20LHR - SJC

1 stop14h 45mVirgin Atlantic

Deal found 16/9£334

Sat 13/1209:55LHR - SJC

3 stops58h 07mMultiple Airlines

Deal found 15/9£336

Tue 23/921:10LHR - SFO

1 stop26h 45mAer Lingus

Deal found 16/9£336

Tue 14/1007:40LHR - SFO

2 stops36h 14mMultiple Airlines

Deal found 17/9£336

Mon 10/1108:55LHR - SJC

1 stop22h 01mDelta

Deal found 15/9£337

Wed 12/1118:10LHR - SJC

2 stops34h 39mFinnair

Deal found 16/9£339

Mon 15/1208:25LHR - SFO

2 stops23h 00mAmerican Airlines

Deal found 16/9£339

Mon 29/908:15LHR - SFO

1 stop23h 27mJetBlue

Deal found 17/9£339

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

Fri 31/10

10:45-22:17

1 stop18h 32m

San Jose

Fri 7/11

06:35-07:50

1 stop17h 15m

£382

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 4/10

06:30-17:45

2 stops19h 15m

San Francisco

Sat 11/10

11:40-09:35

1 stop13h 55m

£384

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 1/12

16:40-19:35

1 stop34h 55m

San Francisco

Sat 13/12

16:15-13:30

1 stop13h 15m

£387

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 16/2

10:05-13:20

Nonstop11h 15m

San Francisco

Fri 6/3

12:50-07:25

Nonstop10h 35m

£393

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 7/10

16:15-19:20

Nonstop11h 05m

San Francisco

Tue 14/10

16:05-10:25

Nonstop10h 20m

£393

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 11/2

13:45-17:00

Nonstop11h 15m

San Francisco

Fri 6/3

12:50-07:25

Nonstop10h 35m

£393

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 5/10

12:20-15:25

Nonstop11h 05m

San Francisco

Fri 17/10

13:05-07:25

Nonstop10h 20m

£394

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 1/12

14:30-20:34

1 stop14h 04m

San Francisco

Sun 14/12

12:50-07:25

Nonstop10h 35m

£396

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Fri 3/10

08:20-16:41

1 stop16h 21m

San Jose

Wed 8/10

13:15-14:25

1 stop17h 10m

£396

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Tue 18/11

10:05-20:48

1 stop18h 43m

San Jose

Thu 27/11

06:00-08:35

1 stop18h 35m

£396

Flights are sorted by cheapest return flights first.

Deals found on 16/9

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 Sunday, which is when the least amount of flights are scheduled (36 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

850 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Austrian Airlines

7.6

Good

850 reviews

Austrian Airlines

7.6

Good

850 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

United Airlines

7.4

Good

8,926 reviews

Austrian Airlines

7.6

Good

850 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Virgin Atlantic

7.4

Good

664 reviews

Austrian Airlines

7.6

Good

850 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Lufthansa

6.8

Okay

7,409 reviews

Austrian Airlines

7.6

Good

850 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

British Airways

6.7

Okay

7,367 reviews

Austrian Airlines

7.6

Good

850 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Andrew,Sept 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

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 16h 21m. Fly via Virgin Atlantic, United Airlines, or British Airways to get the fastest option. The distance between London Heathrow Airport and San Francisco Bay Area is about 5352 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 San Francisco Bay Area one-way?
One-way options have recently been found by users for as low as £333 on Virgin Atlantic. Other airlines that offer cheap prices include Delta from £337 and British Airways from £347 one-way.
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 (86%), Air France (86%) or Delta (86%) 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 £1,776, our data shows the cheapest flight currently is £373. When looking at the most popular route, (London Heathrow - San Francisco), you can expect to pay £344 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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Direct flights to United States

Top 10 airlines flying from Heathrow to San Francisco Bay Area

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£234	Average£483	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	Cheapest£332	Average£554	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
TAP AIR PORTUGAL	Cheapest£345	Average£490	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
SWISS	Cheapest£347	Average£399	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Aer Lingus	Cheapest£348	Average£551	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Scandinavian Airlines	Cheapest£349	Average£540	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Brussels Airlines	Cheapest£353	Average£470	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Air Canada	Cheapest£354	Average£483	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£358	Average£507	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£362	Average£606	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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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.

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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.

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Cheap flights from London Heathrow Airport to San Francisco Bay Area from £319

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 12/11. 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 18 September 2025.

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One-way from

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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 18 September 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 18 September 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.

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?

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 18 September 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 cheapest airlines to fly from London Heathrow Airport to San Francisco Bay Area one-way?

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

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

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

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

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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 18 September 2025.