Question 1

What are the cheapest airlines flying from San Francisco to London Heathrow Airport round-trip?

Accepted Answer

Currently priced at £388, TAP AIR PORTUGAL will fly you from San Francisco to London Heathrow Airport and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Scandinavian Airlines - these airlines can fly you to your destination from £406 and £409, respectively. Users have found that TAP AIR PORTUGAL is 38% cheaper than the other options available to this destination.

Question 2

How recently were the San Francisco to London Heathrow Airport flight deals updated?

Accepted Answer

The San Francisco to London Heathrow Airport flight deals you see on this page were last updated on 26/7.

Question 3

How far ahead should I book a flight from San Francisco to London Heathrow Airport?

Accepted Answer

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 4

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from San Francisco to London Heathrow Airport (average of £110). Flying from San Francisco to London Heathrow Airport in July is currently the most expensive (average of £159). 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.

Question 5

What is the cheapest day to fly from San Francisco to London Heathrow Airport?

Accepted Answer

Travellers seeking maximum savings on their San Francisco to London Heathrow Airport flight should consider departing on Monday at midday when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

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.

Question 7

E

Accepted Answer

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).

Question 8

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

Accepted Answer

On average you can expect to pay £1,249 for a flight from San Francisco to London Heathrow Airport. The cheapest flight overall is £301 while the most popular route, (San Francisco - London Heathrow) is currently priced at £391.

Question 9

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

Accepted Answer

Consider Air New Zealand (81%), Air Canada (80%) or Austrian Airlines (80%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to London Heathrow Airport.

Question 10

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

Accepted Answer

The most popular airlines flying from San Francisco to London Heathrow Airport are Air France, British Airways and Delta. Something to consider prior to booking your flight.

Question 11

Can I find flights from San Francisco to London Heathrow Airport for under £400 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from San Francisco to London Heathrow Airport for under £400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £388, but on average you can expect to pay £422.

Question 12

Are there nonstop flights from San Francisco to London Heathrow Airport for under £500 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from San Francisco to London Heathrow Airport under £500. A good price for a nonstop flight from San Francisco to London Heathrow Airport is less than £480.

Question 13

Are there last-minute flights available from San Francisco to London Heathrow Airport for under £500?

Accepted Answer

There are currently 20+ open flights from San Francisco to London Heathrow Airport within the next 7 days for less than £500.

Question 14

What is the cheapest day to fly round-trip from San Francisco to London Heathrow Airport?

Accepted Answer

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 27% on your flight compared to booking on days when demand is much higher.

Question 15

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

Accepted Answer

Find a great deal and save up to 12% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Francisco to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at £606.

Question 16

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

Accepted Answer

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from San Francisco. Users have commonly found prices around £616 for the month, but tickets can be as low as £302. Due to multiple factors, prepare for potentially higher prices in June.

Question 17

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

Accepted Answer

When flying from San Francisco to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 20% versus a flight in the morning.

Question 18

What airport do you fly from for flights from San Francisco to London Heathrow?

Accepted Answer

For a flight from San Francisco to London Heathrow, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 28 outbound flights to London Heathrow per day. 9 airlines have flights to London Heathrow from San Francisco on a regular basis.

Question 19

Accepted Answer

Air Canada is one of the most popular airlines used for those travelling from San Francisco to London Heathrow Airport. Flights from Air Canada travelling this route typically cost £813.20 RT. This price is typically 50% more expensive than other airlines that offer San Francisco to London Heathrow Airport flights. When booking this route, the cheapest RT price found was £670. The most popular departure airport in San Francisco when flying to London Heathrow Airport is San Francisco Airport. The most popular airport to fly into when visiting London Heathrow Airport is London Heathrow Airport. When flying from San Francisco to London Heathrow Airport, Air Canada flights are 10% more popular than any other airline flying that same route.

Question 20

Accepted Answer

One of the most popular airlines travelling from San Francisco to London Heathrow Airport is Virgin Atlantic. Flights from Virgin Atlantic travelling this route typically cost £916.85 RT. This price is typically 48% cheaper than other airlines that offer San Francisco to London Heathrow Airport flights. When booking this route, the cheapest RT price found was £612. San Francisco Airport is the most common San Francisco airport to take off from when flying to London Heathrow Airport. London Heathrow Airport is the most popular arrival airport in London Heathrow Airport. When flying from San Francisco to London Heathrow Airport, Virgin Atlantic flights are 7% more popular than any other airline flying that same route.

Question 21

What does SFO to LHR mean?

Accepted Answer

SFO stands for San Francisco Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Question 22

Can I find deals for flights from San Francisco to Heathrow that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your San Francisco to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 23

Can I find deals on flights from San Francisco to Heathrow with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter San Francisco to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 24

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

Accepted Answer

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

Question 25

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

Accepted Answer

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

Question 26

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

Accepted Answer

Yes. Cheapflights offers flight deals from San Francisco 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.

Question 27

Can I find deals for flights from San Francisco to Heathrow that allow pets onboard?

Accepted Answer

Many airlines flying from San Francisco to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 28

Can I find deals on last-minute flights from San Francisco to Heathrow?

Accepted Answer

Yes, you can often find last-minute deals on San Francisco to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 29

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

Accepted Answer

Cheapflights helps you search for flights from San Francisco to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 30

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

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from San Francisco to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 31

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from San Francisco to Heathrow with no change fees.

Question 32

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

Accepted Answer

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 today and book when prices fit your budget.

Round-trip from	£388
One-way from	£151
Popular in	June
Cheapest in	October

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest£430	Average£727	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Virgin Atlantic	Cheapest£434	Average£592	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£449	Average£609	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Iberia	Cheapest£457	Average£574	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
KLM	Cheapest£475	Average£712	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	Cheapest£490	Average£573	FlexibilityNo cancel fee	On-time77%	Search Air France flights
United Airlines	Cheapest£501	Average£752	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Aer Lingus	Cheapest£514	Average£542	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Delta	Cheapest£520	Average£631	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights

1%of flight departures	Early morningMidnight to 6 am
0%of flight departures	Morning6 am to noon
55%of flight departures	AfternoonNoon to 6 pm
44%of flight departures	Evening6 pm to midnight

Monday	31daily flights
Tuesday	26daily flights
Wednesday	31daily flights
Thursday	26daily flights
Friday	31daily flights
Saturday	31daily flights
Sunday	26daily flights

Cheap flights from San Francisco to London Heathrow Airport from £151

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from San Francisco to London Heathrow are usually found in October or September, booked 14 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from San Francisco to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

What is the cheapest day to fly round-trip from San Francisco to London Heathrow Airport?

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

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

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

Cheap Air Canada flights from San Francisco to Heathrow

Consider these cheap Air Canada flights we've found departing from San Francisco to London. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap Virgin Atlantic flights from San Francisco to Heathrow

Have a look at some of the cheapest available Virgin Atlantic flights departing from San Francisco and landing in London. Ensure the flight price, dates, time, and airline match your criteria before you book.

Cheap San Francisco to Heathrow flights in July & August 2024

Find cheap flight options from San Francisco to Heathrow specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 1,000,913 searches. Prices were last updated on 26 July 2024.

The lowest fares we've come across on flights travelling from San Francisco to London in July and August 2024. Check back soon for alternative fares.

San Francisco to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between San Francisco and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 1,000,913 searches. Data last updated 26 July 2024.

The lowest fares we've come across on flights travelling from San Francisco to London in July and August 2024. Check back soon for alternative fares.

Direct flights to Heathrow from San Francisco

For a shorter flight, select one of these non-stop flights from San Francisco to London. If you're looking for other options for flights from San Francisco to London, make sure to update the search form at the top of page.

San Francisco to Heathrow flights leaving soon

Users seeking a last-minute flight from San Francisco to London should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Heathrow from San Francisco

Users travelling one-way from San Francisco to London can select one of these great deals. Users in need of a round-trip flight from San Francisco to London instead should update the search form at the top of page.

Find flights from San Francisco to Heathrow within your budget

How far ahead should I book a flight from San Francisco to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from San Francisco to Heathrow. Price data was last updated on 23 July 2024.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from San Francisco to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from San Francisco to Heathrow. Price data was last updated on 21 July 2024.

Best time to book a flight from San Francisco to Heathrow

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

Temperature and rainfall in Heathrow by month

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

Reviews of airlines servicing Heathrow

To help decide which airline to fly from San Francisco to London, see what other customers have to say about Air Canada, Virgin Atlantic and Delta. 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 to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from San Francisco to London Heathrow?

Can I find flights from San Francisco to London Heathrow Airport for under £400 on Cheapflights?

Are there nonstop flights from San Francisco to London Heathrow Airport for under £500 on Cheapflights?

Are there last-minute flights available from San Francisco to London Heathrow Airport for under £500?

What are the cheapest airlines flying from San Francisco to London Heathrow Airport round-trip?

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

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

What does SFO to LHR mean?

Can I find deals for flights from San Francisco to Heathrow that include extra baggage allowance?

Can I find deals on flights from San Francisco to Heathrow with specific airlines?

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

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

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

Can I find deals for flights from San Francisco to Heathrow that allow pets onboard?

Can I find deals on last-minute flights from San Francisco to Heathrow?

How recently were the San Francisco to London Heathrow Airport flight deals updated?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to HeathrowSee prices for flight routes from nearby airports that may be better suited for you.

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

Top 9 airlines flying from San Francisco to Heathrow

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

Search flights from San Francisco to Heathrow by cabin class

Find flights from San Francisco to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from San Francisco to Heathrow

Find hourly flight availability from San Francisco 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 26 July 2024.

Weekly flight availability from San Francisco to Heathrow

Explore weekly flight availability from San Francisco to Heathrow. 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 July 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

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 San Francisco to Heathrow?

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

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

Alternative routes for San Francisco to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.