Cheap flights from San Francisco (SFO) to London (LON)
The best prices from San Francisco to London are usually found in February or March, booked 60 days in advance, depart on a Monday or Wednesday and return on a Wednesday
How to find the cheapest flight from San Francisco (SFO) to London (LON)
All the information you need to plan the best SFO to LON flight in 2023: compare San Francisco to London flight prices with the expected peak season, weather and rainfall in London.
SFO - LON Price | $621 - $1,124 |
|---|---|
LON Temperature | 39.2 - 62.6 °F |
LON Rainfall | 1.6 - 2.8 inches |
| Popular in | July | High demand for flights, 28% potential price rise |
|---|---|---|
| Cheapest in | February | Best time to find cheap flights, 23% potential price drop |
| Round-trip from | $621 | From San Francisco to London (LON) |
| One-way from | $190 | One-way flight from San Francisco to London (LON) |
What is the cheapest day to fly round-trip from San Francisco to London?
Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 14% on the overall cost on flights from San Francisco to London.
How far in advance should I book a flight from San Francisco to London?
Find a great deal and save up to 11% by booking at least 56 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 within the next two weeks, with the cheapest ticket starting at $949.
What is the cheapest month to fly from San Francisco to London?
February is one of the best times of the year to fly to London from San Francisco. Prices for February average $812 per person but you can even find prices for as low as $529. The most expensive prices can be found in the month of July. Opting for a February flight can save you 38% on your journey compared to booking in July
When is the cheapest time to fly from San Francisco to London (SFO - LON)?
One of the essential ways to save on airfare from San Francisco to London is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 12% on airfare.
Cheap flights from San Francisco to London in February, March 2023
The best prices found for SFO to LON flights for February, March
San Francisco
London Heathrow
1 stop
16h 50mLondon Heathrow
San Francisco
1 stop
16h 35mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
16h 50mLondon Heathrow
San Francisco
1 stop
16h 35mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
20h 55mLondon Heathrow
San Francisco
1 stop
16h 55mTAP AIR PORTUGAL
San Francisco to London 2023 flight deals
Cheap flights to London from San Francisco found for this year
San Francisco
London Heathrow
1 stop
21h 40mLondon Heathrow
San Francisco
1 stop
32h 50mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
15h 15mLondon Heathrow
San Francisco
1 stop
28h 25mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
16h 50mLondon Heathrow
San Francisco
1 stop
16h 35mTAP AIR PORTUGAL
Cheap TAP AIR PORTUGAL flights from San Francisco to London
San Francisco
London Heathrow
1 stop
16h 50mLondon Heathrow
San Francisco
1 stop
16h 35mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
16h 50mLondon Heathrow
San Francisco
1 stop
16h 35mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
20h 55mLondon Heathrow
San Francisco
1 stop
16h 55mTAP AIR PORTUGAL
One of the most popular airlines traveling from San Francisco to London is TAP AIR PORTUGAL. Flights from TAP AIR PORTUGAL traveling this route typically cost $952.68 RT. This price is typically 51% more expensive than other airlines that offer San Francisco to London flights. When booking this route, the cheapest RT price found was $656. The most popular departure airport in San Francisco when flying to London is San Francisco Airport. The most popular airport to fly into when visiting London is London Heathrow Airport. When flying from San Francisco to London, TAP AIR PORTUGAL flights are 9% more popular than any other airline flying that same route.
Cheap Scandinavian Airlines flights from San Francisco to London
San Francisco
London Heathrow
1 stop
15h 10mLondon Heathrow
San Francisco
1 stop
16h 35mScandinavian Airlines
San Francisco
London Heathrow
1 stop
15h 05mLondon Heathrow
San Francisco
1 stop
19h 50mScandinavian Airlines
San Francisco
London Heathrow
2 stops
28h 55mLondon Heathrow
San Francisco
1 stop
19h 50mScandinavian Airlines
If you’re traveling from San Francisco to London, one of the more common airlines traveling that route is Scandinavian Airlines. Flights from Scandinavian Airlines traveling this route typically cost $1,840.18 RT. This price is typically 28% more expensive than other airlines that offer San Francisco to London flights. When booking this route, the cheapest RT price found was $491. When traveling from San Francisco to London on Scandinavian Airlines, 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, Scandinavian Airlines flights are 5% more popular than any other airline flying that same route.
Non-stop flights to London from San Francisco
Save time with San Francisco to London direct flight deals
San Francisco
London Heathrow
Nonstop
10h 30mLondon Heathrow
San Francisco
Nonstop
11h 15mFinnair
San Francisco
London Heathrow
Nonstop
10h 30mLondon Heathrow
San Francisco
Nonstop
11h 15mFinnair
San Francisco
London Heathrow
Nonstop
10h 25mLondon Heathrow
San Francisco
Nonstop
11h 15mBritish Airways
Last minute flights from San Francisco to London
Late deals on return flights to London from San Francisco, departing today and this week
San Francisco
London Heathrow
1 stop
17h 20mLondon Heathrow
San Francisco
1 stop
16h 35mScandinavian Airlines
San Francisco
London Gatwick
1 stop
12h 45mLondon Gatwick
San Francisco
1 stop
15h 05mAer Lingus
San Francisco
London Gatwick
1 stop
12h 45mLondon Gatwick
San Francisco
1 stop
15h 05mAer Lingus
One-way flights to London from San Francisco
The cheapest one-way flights from San Francisco to London
San Francisco
London Heathrow
1 stop
20h 55mTAP AIR PORTUGAL
San Francisco
London Heathrow
1 stop
17h 25mTAP AIR PORTUGAL
San Francisco
London Gatwick
1 stop
15h 05mTAP AIR PORTUGAL
Reviews of Airlines Servicing London
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
My flight got delayed as soon as we landed , were stuck in the airplane for more than 1 hour and a half And i missed my connection because of this And had to stay in paris for 12 hours to get a flight
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
My flight got delayed as soon as we landed , were stuck in the airplane for more than 1 hour and a half And i missed my connection because of this And had to stay in paris for 12 hours to get a flight
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
My flight got delayed as soon as we landed , were stuck in the airplane for more than 1 hour and a half And i missed my connection because of this And had to stay in paris for 12 hours to get a flight
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
My flight got delayed as soon as we landed , were stuck in the airplane for more than 1 hour and a half And i missed my connection because of this And had to stay in paris for 12 hours to get a flight
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
My flight got delayed as soon as we landed , were stuck in the airplane for more than 1 hour and a half And i missed my connection because of this And had to stay in paris for 12 hours to get a flight
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
My flight got delayed as soon as we landed , were stuck in the airplane for more than 1 hour and a half And i missed my connection because of this And had to stay in paris for 12 hours to get a flight
Related info for your journey
Useful info, stats and facts about San Francisco to London flights.
What airport do you fly from for flights from San Francisco to London?
Most people fly from San Francisco (SFO) if they book a flight from San Francisco to London. On average, San Francisco has 24 outbound flights to London per day from 27 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.
Which airlines flying from San Francisco to London have flexible cancellations due to COVID-19?
Some of the carriers operating flights from San Francisco to London that may be offering flexible cancellation policies are United Airlines, British Airways, and Lufthansa. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.
Can I find flights from San Francisco to London for under $500 on Cheapflights?
Yes, there are multiple flights from San Francisco to London for under $500. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $484, but on average you can expect to pay $527.
Are there nonstop flights from San Francisco to London for under $700 on Cheapflights?
Cheapflights has at least 20 direct flights from San Francisco to London under $700. A good price for a nonstop flight from San Francisco to London is less than $642.
Are there last-minute flights available from San Francisco to London for under $600?
There are currently 20+ open flights from San Francisco to London within the next 7 days for less than $600.
What are the cheapest airlines flying from San Francisco to London round-trip?
Currently priced at $484, TAP AIR PORTUGAL will fly you from San Francisco to London and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scandinavian Airlines and Aer Lingus - these airlines can fly you to your destination from $520 and $555, respectively. You may be able to fly from San Francisco to London for 40% less than the average price by searching for these airlines.
What are the most popular routes from San Francisco to London?
The most popular route from San Francisco to London is San Francisco - London Heathrow. You may also consider San Francisco - London Gatwick or San Francisco - London City.
What are the most popular airlines that fly from San Francisco to London?
Before booking your flight from San Francisco to London check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Air Canada.
What are the most reliable airlines from San Francisco to London?
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 to London on time: KLM (85%), Air France (85%), Delta (85%).
What are the cheapest flights from San Francisco to London?
On average you can expect to pay $2,891 for a flight from San Francisco to London. The cheapest flight overall is $453 while the most popular route, (San Francisco - London Heathrow) is currently priced at $520.
Other flights from San Francisco
Alternative routes for San Francisco to London
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from San Francisco to London
The chart below displays the airlines Cheapflights users traveling from San Francisco to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Hourly flight availability from San Francisco to London
See what time of day planes typically take off from San Francisco to London
| 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 |
Weekly flight availability from San Francisco to London
See how many times per day planes take to the skies headed from San Francisco to London
| Sunday | 26daily flights |
|---|---|
| Monday | 21daily flights |
| Tuesday | 21daily flights |
| Wednesday | 26daily flights |
| Thursday | 26daily flights |
| Friday | 26daily flights |
| Saturday | 26daily flights |