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

£270 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on JetBlue and British Airways, with prices starting from £296 and £299, respectively.

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

Most travelers choose San Francisco - London Heathrow, San Jose - London Heathrow or Oakland - London Heathrow when deciding on the best route from San Francisco Bay Area to London Heathrow Airport.

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

Looking for the cheapest flight from San Francisco Bay Area to London Heathrow Airport? While on average our users pay £2,259, our data indicates the cheapest price to be £303. The most popular route (San Francisco - London Heathrow), is priced around £406.

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

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 San Francisco Bay Area to London Heathrow Airport on time: Air Canada (84%), Austrian Airlines (84%), SWISS (84%).

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

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

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

To save on the cost of your flight from San Francisco Bay Area to London Heathrow Airport, book at least 39 days before your planned departure. Booking around this time can save you about 21% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £519 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £655.

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

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from San Francisco Bay Area. Users have commonly found prices around £578 for the month, but tickets can be as low as £391. Due to multiple factors, prepare for potentially higher prices in June.

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

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

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

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

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

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

£256+ Flights from San Francisco Bay Area to London Heathrow Airport

Cheap flight deals from San Francisco Bay Area to Heathrow

Round-trip from	£476
One-way from	£256
Popular in	June
Cheapest in	October
Average price	£509

Scandinavian Airlines
6/10-16/10
2 total stops
32h 40m total
San Francisco Bay Area to London

Search Deals

15/7
3 total stops
48h 15m total
San Francisco Bay Area to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£101 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from San Francisco Bay Area to Heathrow

Cheapest flights from San Francisco Bay Area to Heathrow
Explore the most affordable flight options available from San Francisco Bay Area to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Mon 6/1019:40SFO - LHR

1 stop29h 40mScandinavian Airlines

Tue 14/1019:30LHR - SFO

1 stop29h 00mScandinavian Airlines

Deal found 23/4£476

Sun 27/407:00SFO - LHR

2 stops20h 50mAir Canada

Tue 13/509:30LHR - SFO

2 stops19h 32mAir Canada

Deal found 23/4£477

Sun 27/417:45SFO - LHR

1 stop13h 10mAer Lingus

Tue 13/509:50LHR - SFO

1 stop14h 00mAer Lingus

Deal found 23/4£478

Tue 5/814:05SFO - LHR

1 stop13h 45mMultiple Airlines

Tue 19/810:50LHR - SFO

1 stop16h 10mMultiple Airlines

Deal found 23/4£481

Sun 27/407:10SFO - LHR

1 stop15h 35mVirgin Atlantic

Tue 13/516:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Deal found 23/4£482

Sun 27/418:27SJC - LHR

2 stops31h 33mAir Canada

Tue 13/514:05LHR - SJC

2 stops31h 31mAir Canada

Deal found 23/4£486

Tue 23/919:20SFO - LHR

Nonstop10h 25mBritish Airways

Thu 2/1010:45LHR - SFO

Nonstop11h 05mBritish Airways

Deal found 22/4£487

Tue 9/919:20SFO - LHR

Nonstop10h 25mAmerican Airlines

Tue 16/908:50LHR - SFO

1 stop15h 05mAmerican Airlines

Deal found 24/4£488

Sun 27/409:55SJC - LHR

1 stop16h 05mVirgin Atlantic

Tue 13/510:55LHR - SJC

1 stop13h 17mVirgin Atlantic

Deal found 23/4£494

Wed 30/415:55SFO - LHR

Nonstop10h 30mUnited Airlines

Tue 6/508:45LHR - SFO

1 stop15h 25mUnited Airlines

Deal found 23/4£494

Sun 27/408:30SJC - LHR

1 stop17h 10mMultiple Airlines

Tue 13/514:05LHR - SJC

2 stops31h 31mMultiple Airlines

Deal found 23/4£496

Sun 27/407:10SFO - LHR

1 stop15h 35mDelta

Tue 13/506:30LHR - SFO

1 stop13h 15mDelta

Deal found 23/4£496

Best flights from San Francisco Bay Area to Heathrow
Discover carefully curated flight deals from San Francisco Bay Area to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 April 2025.

Mon 6/1019:40SFO - LHR

1 stop14h 50mScandinavian Airlines

Thu 16/1006:40LHR - SFO

1 stop17h 50mScandinavian Airlines

Deal found 23/4£476

Wed 7/519:40SFO - LHR

Nonstop10h 30mLufthansa

Wed 21/516:15LHR - SFO

Nonstop11h 05mLufthansa

Deal found 24/4£478

Tue 5/814:05SFO - LHR

1 stop13h 45mMultiple Airlines

Tue 19/810:50LHR - SFO

1 stop16h 10mMultiple Airlines

Deal found 23/4£481

Mon 5/521:20SFO - LHR

Nonstop10h 20mVirgin Atlantic

Tue 20/506:30LHR - SFO

1 stop13h 15mVirgin Atlantic

Deal found 23/4£482

Tue 2/918:45SFO - LHR

2 stops20h 10mTAP AIR PORTUGAL

Tue 14/1019:50LHR - SFO

1 stop26h 45mTAP AIR PORTUGAL

Deal found 24/4£486

Tue 23/919:20SFO - LHR

Nonstop10h 25mBritish Airways

Thu 2/1010:45LHR - SFO

Nonstop11h 05mBritish Airways

Deal found 22/4£487

Tue 9/919:20SFO - LHR

Nonstop10h 25mAmerican Airlines

Tue 16/908:50LHR - SFO

1 stop15h 05mAmerican Airlines

Deal found 24/4£488

Fri 9/515:55SFO - LHR

Nonstop10h 30mSWISS

Sun 11/508:45LHR - SFO

1 stop15h 25mSWISS

Deal found 23/4£490

Wed 30/708:00SFO - LHR

1 stop14h 25mIberia

Wed 27/810:45LHR - SFO

Nonstop11h 05mIberia

Deal found 24/4£491

Tue 26/816:00SFO - LHR

Nonstop10h 25mUnited Airlines

Tue 9/912:10LHR - SFO

1 stop36h 00mUnited Airlines

Deal found 23/4£494

Wed 27/816:05SFO - LHR

Nonstop10h 20mDelta

Tue 2/906:30LHR - SFO

1 stop13h 15mDelta

Deal found 23/4£497

Wed 7/508:35SFO - LHR

2 stops17h 25mAir Canada

Thu 22/508:40LHR - SFO

2 stops19h 30mAir Canada

Deal found 23/4£500

Direct flights from San Francisco Bay Area to Heathrow
Explore direct flight options from San Francisco Bay Area to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 April 2025.

Wed 7/519:40SFO - LHR

Nonstop10h 30mLufthansa

Wed 21/516:15LHR - SFO

Nonstop11h 05mLufthansa

Deal found 24/4£478

Tue 23/919:20SFO - LHR

Nonstop10h 25mBritish Airways

Thu 2/1010:45LHR - SFO

Nonstop11h 05mBritish Airways

Deal found 22/4£487

Mon 5/516:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Tue 20/511:15LHR - SFO

Nonstop11h 00mVirgin Atlantic

Deal found 23/4£495

Tue 21/1016:05SFO - LHR

Nonstop10h 20mDelta

Fri 31/1011:15LHR - SFO

Nonstop11h 00mDelta

Deal found 22/4£507

Tue 7/1019:20SFO - LHR

Nonstop10h 25mIberia

Mon 13/1010:45LHR - SFO

Nonstop11h 05mIberia

Deal found 22/4£509

Wed 7/519:30SFO - LHR

Nonstop10h 25mFinnair

Mon 12/514:15LHR - SFO

Nonstop11h 00mFinnair

Deal found 24/4£527

Sun 11/519:40SFO - LHR

Nonstop10h 30mUnited Airlines

Fri 23/516:15LHR - SFO

Nonstop10h 55mUnited Airlines

Deal found 22/4£533

Sat 23/813:00SFO - LHR

Nonstop10h 25mAustrian Airlines

Thu 2/1010:35LHR - SFO

Nonstop11h 05mAustrian Airlines

Deal found 23/4£681

Last-minute flights from San Francisco Bay Area to Heathrow
Discover last-minute flight deals from San Francisco Bay Area to Heathrow. Data last updated 24 April 2025 and is based on user searches.

Sun 27/407:00SFO - LHR

2 stops20h 50mAir Canada

Tue 13/509:30LHR - SFO

2 stops19h 32mAir Canada

Deal found 23/4£477

Sun 27/417:45SFO - LHR

1 stop13h 10mAer Lingus

Tue 13/509:50LHR - SFO

1 stop14h 00mAer Lingus

Deal found 23/4£478

Sun 27/407:10SFO - LHR

1 stop15h 35mVirgin Atlantic

Tue 13/516:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Deal found 23/4£482

Sun 27/418:27SJC - LHR

2 stops31h 33mAir Canada

Tue 13/514:05LHR - SJC

2 stops31h 31mAir Canada

Deal found 23/4£486

Sun 27/409:55SJC - LHR

1 stop16h 05mVirgin Atlantic

Tue 13/510:55LHR - SJC

1 stop13h 17mVirgin Atlantic

Deal found 23/4£494

Sun 27/408:30SJC - LHR

1 stop17h 10mMultiple Airlines

Tue 13/514:05LHR - SJC

2 stops31h 31mMultiple Airlines

Deal found 23/4£496

Sun 27/407:10SFO - LHR

1 stop15h 35mDelta

Tue 13/506:30LHR - SFO

1 stop13h 15mDelta

Deal found 23/4£496

Tue 29/419:30SFO - LHR

1 stop14h 20mSWISS

Mon 12/517:10LHR - SFO

1 stop31h 00mSWISS

Deal found 23/4£509

Tue 29/421:05SFO - LHR

1 stop14h 35mLufthansa

Sun 4/506:30LHR - SFO

1 stop14h 10mLufthansa

Deal found 23/4£510

Tue 29/408:20SFO - LHR

1 stop17h 40mMultiple Airlines

Tue 6/508:45LHR - SFO

1 stop15h 25mMultiple Airlines

Deal found 23/4£482

Wed 30/408:20SFO - LHR

1 stop17h 40mMultiple Airlines

Wed 7/506:00LHR - SFO

1 stop18h 10mMultiple Airlines

Deal found 23/4£477

Wed 30/415:55SFO - LHR

Nonstop10h 30mUnited Airlines

Tue 6/508:45LHR - SFO

1 stop15h 25mUnited Airlines

Deal found 23/4£494

One-way flights from San Francisco Bay Area to Heathrow
Search for one-way flight options from San Francisco Bay Area to Heathrow. Find affordable one-way fares based on user searches. Data last updated 24 April 2025.

Tue 15/706:00SJC - LHR

3 stops48h 15mMultiple Airlines

Deal found 23/4£256

Wed 28/505:45OAK - LHR

3 stops32h 45mMultiple Airlines

Deal found 23/4£265

Wed 27/805:53SJC - LHR

1 stop19h 07mIberia

Deal found 23/4£270

Thu 25/907:00SFO - LHR

1 stop15h 30mJetBlue

Deal found 24/4£296

Sat 10/514:18SFO - LHR

2 stops39h 57mMultiple Airlines

Deal found 23/4£299

Wed 30/416:20SFO - LHR

Nonstop10h 35mBritish Airways

Deal found 23/4£299

Thu 8/513:45SFO - LHR

1 stop13h 35mVirgin Atlantic

Deal found 23/4£300

Mon 29/905:55OAK - LHR

2 stops19h 00mKLM

Deal found 22/4£305

Wed 30/408:20SFO - LHR

2 stops19h 30mAir Canada

Deal found 23/4£305

Tue 13/508:30SJC - LHR

3 stops18h 10mUnited Airlines

Deal found 23/4£308

Mon 12/512:39OAK - LHR

1 stop13h 11mDelta

Deal found 24/4£308

Sun 11/500:43SFO - LHR

1 stop22h 57mUnited Airlines

Deal found 24/4£308

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 6/10

19:40-09:20

1 stop29h 40m

London Heathrow

Tue 14/10

19:30-16:30

1 stop29h 00m

£476

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 7/5

19:40-14:10

Nonstop10h 30m

London Heathrow

Wed 21/5

16:15-19:20

Nonstop11h 05m

£478

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 5/8

14:05-11:50

1 stop13h 45m

London Heathrow

Tue 19/8

10:50-19:00

1 stop16h 10m

£481

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 5/5

21:20-15:40

Nonstop10h 20m

London Heathrow

Tue 20/5

06:30-11:45

1 stop13h 15m

£482

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 2/9

18:45-22:55

2 stops20h 10m

London Heathrow

Tue 14/10

19:50-14:35

1 stop26h 45m

£486

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 23/9

19:20-13:45

Nonstop10h 25m

London Heathrow

Thu 2/10

10:45-13:50

Nonstop11h 05m

£487

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 9/9

19:20-13:45

Nonstop10h 25m

London Heathrow

Tue 16/9

08:50-15:55

1 stop15h 05m

£488

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Fri 9/5

15:55-10:25

Nonstop10h 30m

London Heathrow

Sun 11/5

08:45-16:10

1 stop15h 25m

£490

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 30/7

08:00-06:25

1 stop14h 25m

London Heathrow

Wed 27/8

10:45-13:50

Nonstop11h 05m

£491

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 26/8

16:00-10:25

Nonstop10h 25m

London Heathrow

Tue 9/9

12:10-16:10

1 stop36h 00m

£494

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 60 results

...

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

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

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

Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to London Heathrow Airport (average of £112). Flying from San Francisco Bay Area to London Heathrow Airport in August is currently the most expensive (average of £164). 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 XIH to LHR?

When flying from San Francisco Bay Area to London Heathrow Airport, 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 San Francisco Bay Area to London Heathrow Airport

The most flights from zzXIH to LHR are scheduled on a Monday (37 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (37 on average).

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July 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 4.0 C).

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from San Francisco Bay Area to London, such as Delta, Alaska Airlines and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,920 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Alaska Airlines

8.0

Very Good

9,918 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,333 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,272 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

780 reviews

Delta

8.0

Very Good

7,920 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from San Francisco Bay Area to London Heathrow Airport one-way?
£270 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on JetBlue and British Airways, with prices starting from £296 and £299, respectively.
What are the most popular routes from San Francisco Bay Area to London Heathrow Airport?
Most travelers choose San Francisco - London Heathrow, San Jose - London Heathrow or Oakland - London Heathrow when deciding on the best route from San Francisco Bay Area to London Heathrow Airport.
What are the most reliable airlines from San Francisco Bay Area to London Heathrow Airport?
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 San Francisco Bay Area to London Heathrow Airport on time: Air Canada (84%), Austrian Airlines (84%), SWISS (84%).
What are the cheapest flights from San Francisco Bay Area to London Heathrow Airport?
Looking for the cheapest flight from San Francisco Bay Area to London Heathrow Airport? While on average our users pay £2,259, our data indicates the cheapest price to be £303. The most popular route (San Francisco - London Heathrow), is priced around £406.
Can I find deals for flights from San Francisco Bay Area to Heathrow that include hotel bookings?
Yes. In addition to deals on San Francisco Bay Area to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Francisco Bay Area to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco Bay Area to Heathrow.
Can I find deals for business class flights from San Francisco Bay Area to Heathrow?
Yes. Cheapflights offers flight deals from San Francisco Bay Area to Heathrow 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 San Francisco Bay Area to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to London Heathrow Airport (average of £112). Flying from San Francisco Bay Area to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Deal

Hounslow

Milton Keynes

Gatwick

Luton

Slough

Croydon

Eastbourne

Northampton

Ilford

Hayes

Southend-on-Sea

Crawley

Wembley

Ipswich

Maidstone

Winchester

Swindon

Folkestone

Dartford

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from San Francisco Bay Area to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Finnair	Cheapest£368	Average£649	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
TAP AIR PORTUGAL	Cheapest£395	Average£411	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Virgin Atlantic	Cheapest£426	Average£542	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Iberia	Cheapest£432	Average£541	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest£435	Average£536	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	Cheapest£439	Average£618	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
KLM	Cheapest£455	Average£551	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£459	Average£704	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£486	Average£699	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

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

Deals for San Francisco Bay Area to Heathrow 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 San Francisco Bay Area to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from San Francisco Bay Area by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco Bay Area to Heathrow flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from San Francisco Bay Area today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from San Francisco Bay Area to London Heathrow Airport from £256

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco Bay Area to Heathrow

Keep the following information in mind while searching for San Francisco Bay Area to Heathrow flight deals. Data was last updated 24 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Francisco Bay Area to Heathrow

Cheapest flights from San Francisco Bay Area to HeathrowExplore the most affordable flight options available from San Francisco Bay Area to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Explore the most affordable flight options available from San Francisco Bay Area to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

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

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

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

Find hourly flight availability from San Francisco Bay Area to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 April 2025.

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

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from San Francisco Bay Area to London, such as Delta, Alaska Airlines and KLM. Users have also rated airlines 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 San Francisco Bay Area to Heathrow. 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 San Francisco Bay Area to London Heathrow Airport one-way?

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

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

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

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Alternative routes for San Francisco Bay Area to Heathrow

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Top 9 airlines flying from San Francisco Bay Area to Heathrow

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Cheapest flights from San Francisco Bay Area to Heathrow
Explore the most affordable flight options available from San Francisco Bay Area to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.