Question 1

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

Accepted Answer

Our cheapest airline available from San Francisco to London Heathrow Airport is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $498 on this airline. Additional options worth looking into are SWISS and United Airlines, starting at $552 and $566 round-trip. Users have found that TAP AIR PORTUGAL is 39% cheaper than the other options available to this destination.

Question 2

When is the best time to book a flight from San Francisco to London Heathrow Airport?

Accepted Answer

Currently, November is the cheapest month in which you can book a flight from San Francisco to London Heathrow Airport (average of $653). Flying from San Francisco to London Heathrow Airport in June is currently the most expensive (average of $1,150). 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.

January

$673

February

$662

March

$715

April

$692

May

$733

June

$1,150

July

$976

August

$775

September

$745

October

$708

November

$653

December

$672

Question 3

When is the best time to 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

When is the cheapest time to fly from San Francisco to London Heathrow Airport?

Accepted Answer

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

Question 5

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 5/18.

Question 6

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

Accepted Answer

When booking a flight from San Francisco to London Heathrow Airport, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

Question 7

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

Accepted Answer

Looking for the cheapest flight from San Francisco to London Heathrow Airport? While on average our users pay $3,021, our data indicates the cheapest price to be $443. The most popular route (San Francisco - London Heathrow), is priced around $491.

Question 8

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

Accepted Answer

Consider KLM (70%), Air New Zealand (69%) or Delta (68%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to London Heathrow Airport.

Question 9

Can I find flights from San Francisco to London Heathrow Airport for under $500 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from San Francisco to London Heathrow Airport for under $500. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $498, but on average you can expect to pay $543.

Question 10

Are there nonstop flights from San Francisco to London Heathrow Airport for under $600 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from San Francisco to London Heathrow Airport under $600. A good price for a nonstop flight from San Francisco to London Heathrow Airport is less than $639.

Question 11

Are there last-minute flights available from San Francisco to London Heathrow Airport for under $900?

Accepted Answer

There are currently 20+ open flights from San Francisco to London Heathrow Airport within the next 7 days for less than $900.

Question 12

Where are the most common layover locations when flying from San Francisco to London Heathrow Airport?

Accepted Answer

San Francisco to London Heathrow Airport flights have a layover in Copenhagen most of the time. San Francisco to London Heathrow Airport flights stop in Los Angeles the next most. Dublin comes next as the third most popular layover location for San Francisco to London Heathrow Airport flights.

Question 13

Where are the least popular layover locations for San Francisco to London Heathrow Airport flights?

Accepted Answer

Flights departing from San Francisco and landing in London Heathrow Airport layover in Seattle least frequently. Salt Lake City sees the next fewest layovers on San Francisco to London Heathrow Airport flights. Lisbon comes in third to last in terms of the least popular layover locations on San Francisco to London Heathrow Airport flights.

Question 14

What are some popular things to do or see while on a layover in Copenhagen?

Accepted Answer

Tivoli, Opera House, and Amager Square are currently the most popular points of interest in Copenhagen at the moment. Tivoli, Opera House, and Amager Square can be accessed by traveling approximately 5.3 mi, 4.9 mi, and 5.2 mi, respectively from Kastrup Copenhagen. Those on a layover in Copenhagen in need of a rental car can book one at Kastrup Copenhagen for about $27.

Question 15

What are some popular points of interest to see during a layover in Los Angeles?

Accepted Answer

Most Los Angeles visitors opt to spend their time at Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live. Travelers on a layover in Los Angeles can visit Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live, by traveling 12.5 mi, 11.7 mi, and 10.8 mi, respectively after landing at Los Angeles. Those on a layover in Los Angeles in need of a rental car can book one at Los Angeles for about $42.

Question 16

What are points of interest worth seeing during a layover in Dublin?

Accepted Answer

Dublin travelers tend to visit St. Patrick's Cathedral, Molly Malone Statue, and Dublin Castle more than any other attractions. St. Patrick's Cathedral, Molly Malone Statue, and Dublin Castle can be accessed by traveling approximately 6.1 mi, 5.8 mi, and 5.8 mi, respectively from Dublin. Those landing in Dublin looking to spend some time exploring during their layover can rent a car for about $28 per day.

Question 17

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

Accepted Answer

Friday flights are generally found to be more expensive for flights from San Francisco to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

Question 18

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 14% by booking at least 22 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 $790.

Question 19

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

Accepted Answer

The best pricing can be found in the month of October. Prices to London Heathrow Airport from San Francisco average $802. You can even find prices in October for less than $802, as users have found deals to London Heathrow Airport from as low as $395. The month of June appears to be one of the more expensive times to travel to London Heathrow Airport from San Francisco. Flying in the targeted month can save you up to 52%.

Question 20

When is the cheapest time to fly from San Francisco to London Heathrow Airport (SFO - LHR)?

Accepted Answer

One of the essential ways to save on airfare from San Francisco to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 12% on airfare.

Question 21

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

Accepted Answer

San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to London Heathrow. You should not have trouble finding flights to London Heathrow from San Francisco; the airport handles an average of 28 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 22 airlines have flights from the San Francisco airport to London Heathrow. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

Question 22

Accepted Answer

One of the most popular airlines traveling from San Francisco to London Heathrow Airport is TAP AIR PORTUGAL. Flights from TAP AIR PORTUGAL traveling this route typically cost $794.75 RT. This price is typically 63% more expensive than other airlines that offer San Francisco to London Heathrow Airport flights. When booking this route, the cheapest RT price found was $581. 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, TAP AIR PORTUGAL flights are 4% more popular than any other airline flying that same route.

Question 23

Accepted Answer

If you’re traveling from San Francisco to London Heathrow Airport, one of the more common airlines traveling that route is SWISS. Flights on this route from SWISS typically cost $930.93 RT, a price that is 59% more expensive than the average San Francisco to London Heathrow Airport flight. The cheapest flight found was $614 RT. When traveling from San Francisco to London Heathrow Airport on SWISS, the most popular airport to depart from is San Francisco Airport and the most popular airport to arrive at is London Heathrow Airport. When flying from San Francisco to London Heathrow Airport, SWISS flights are 1% more popular than any other airline flying that same route.

Question 24

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 25

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 26

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 27

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 vacation packages that include both flights and hotel.

Question 28

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 29

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 30

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 31

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 32

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

Accepted Answer

Deals for San Francisco 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.

Question 33

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

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Heathrow.

Question 34

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

Accepted Answer

Certainly. Search results for flights to Heathrow from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 35

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

Accepted Answer

Yes, Cheapflights offers price alerts on San Francisco to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Popular in	June
Cheapest in	October
Round-trip from	$643
One-way from	$376

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest$206	Average$568	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
TAP AIR PORTUGAL	Cheapest$475	Average$596	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	Cheapest$486	Average$550	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Brussels Airlines	Cheapest$527	Average$753	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Lufthansa	Cheapest$551	Average$877	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest$562	Average$925	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
SWISS	Cheapest$568	Average$730	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Iberia	Cheapest$573	Average$743	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Finnair	Cheapest$574	Average$751	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Delta	Cheapest$581	Average$795	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights

1%of flight departures	Early morningMidnight to 6 am
15%of flight departures	Morning6 am to noon
46%of flight departures	AfternoonNoon to 6 pm
38%of flight departures	Evening6 pm to midnight

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

Cheap flights from San Francisco (SFO) to Heathrow (LHR) from $303

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

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

Cheap flight deals from San Francisco to Heathrow

Popular in

Cheapest in

Round-trip from

One-way from

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?

When is the cheapest time to fly from San Francisco to London Heathrow Airport (SFO - LHR)?

Cheap TAP AIR PORTUGAL flights from San Francisco to Heathrow

Check out some of the cheapest TAP AIR PORTUGAL flights we've come across from San Francisco to London. Make sure to double check the flight details before booking.

Cheap SWISS flights from San Francisco to Heathrow

Some of the best deals we've found on SWISS flights traveling from San Francisco to London. Deals frequently update to provide users with more options.

Cheap San Francisco to Heathrow flights in May & June 2024

Find cheap flight options from San Francisco to Heathrow specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,634,509 searches. Prices were last updated on May 18, 2024.

These are some of the most attractive deals on flights from San Francisco to London in 2024. More deals are always being added, so be sure to check back regularly.

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 2,634,509 searches. Data last updated May 18, 2024.

These are some of the most attractive deals on flights from San Francisco to London in 2024. More deals are always being added, so be sure to check back regularly.

Non-stop flights to Heathrow from San Francisco

If you're seeking options on non-stop flights from San Francisco to London, check out these fares. Users seeking other options on flights from San Francisco to London should update the search form at the top of the page.

San Francisco to Heathrow flights leaving soon

Consider one of these great deals we found on last-minute flights from San Francisco to London. Tip: verify your flight details before completing your reservation.

One-way flights to Heathrow from San Francisco

Take a look at some of the one-way flights we've detected from San Francisco to London. Those needing a return flight from San Francisco to London can use the search form above.

Find flights from San Francisco to Heathrow within your budget

When is the best time to book a flight from San Francisco to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Heathrow. Price data was last updated on May 10, 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.

When is the cheapest time to fly from San Francisco to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Heathrow. Price data was last updated on May 12, 2024.

Average price of flights to Heathrow by month

Plan your trip from San Francisco to Heathrow by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to Heathrow is currently $325 while a round-trip flight costs $568. Price data was last updated on May 12, 2024.

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

See what other customers who have flown with TAP AIR PORTUGAL, SWISS and United Airlines from San Francisco to London have to say. Users can see the overall rating for each airline as well as how each is rated 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 $500 on Cheapflights?

Are there nonstop flights from San Francisco to London Heathrow Airport for under $600 on Cheapflights?

Are there last-minute flights available from San Francisco to London Heathrow Airport for under $900?

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

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

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?

Where are the most common layover locations when flying from San Francisco to London Heathrow Airport?

What are some popular things to do or see while on a layover in Copenhagen?

What are some popular points of interest to see during a layover in Los Angeles?

What are points of interest worth seeing during a layover in Dublin?

Where are the least popular layover locations for San Francisco to London Heathrow Airport flights?

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?

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.

Fly from San Francisco to Heathrow on these airlinesChoose from the following airlines for your flight from San Francisco to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on May 18, 2024.

Choose from the following airlines for your flight from San Francisco to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on May 18, 2024.

Top 10 airlines flying from San Francisco to Heathrow

Popular flight searches

Check out other popular destinations found by fellow travelers 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 May 18, 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 May 18, 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

Fly from San Francisco to Heathrow on these airlines
Choose from the following airlines for your flight from San Francisco to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on May 18, 2024.