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Cheap flights from San Francisco to London

SFO — LON
8 Mar — 15 Mar1
1 adult
Fri 8/3
Fri 15/3

The best prices from San Francisco to London are usually found in October or February, booked 21 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from San Francisco to London

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 March 2024.

Popular in

June

Cheapest in

October

Average price

₹ 61,466

Round-trip from

₹ 4,870,291
High demand for flights, 34% potential price rise
Best time to find cheap flights, 21% potential price drop
Average for round-trip flights in March 2024
From San Francisco to London (LON)

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

Travellers have found that booking a Monday departure is the best way to save up to 88% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Travellers have found it’s best to book a flight 22 days in advance to save up to 23% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 22 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Francisco to London 1-2 weeks in advance for as low as ₹ 70,081, or ₹ 80,187 for flights within the next 24 hours.

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

Flights from San Francisco to London lean towards being more expensive in June. Prices are generally better when you fly from San Francisco to London in October, with the cheapest ticket starting at ₹ 32,141.

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

It’s optimal to fly from San Francisco to London at midday. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the optimal time to book a return flight from San Francisco to London. Price data was last updated on 28 January 2024.
Booking 21 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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When is the cheapest time to fly from San Francisco to London?

Use this chart to determine the cheapest time to fly return from San Francisco to London. Price data was last updated on 25 February 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their San Francisco to London flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to London by month

Plan your trip from San Francisco to London by taking into account the cheapest months to travel. The average price of a one-way flight from San Francisco to London is currently ₹ 0 while a return flight costs ₹ 0. Price data was last updated on 25 February 2024.

Currently, February is the cheapest month in which you can book a flight from San Francisco to London (average of ₹ 745). Flying from San Francisco to London in April is currently the most expensive (average of ₹ 980). 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

₹ 64,945

February

₹ 61,714

March

₹ 73,146

April

₹ 81,181

May

₹ 74,637

June

₹ 74,969

July

₹ 70,247

August

₹ 76,625

September

₹ 71,572

October

₹ 65,856

November

₹ 63,868

December

₹ 65,194

Temperature and rainfall in London by month

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

LON

Temperature

4 - 17 °C

Related info for your journey

Find useful and relevant information for your journey from San Francisco to London. 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?

Most people fly from San Francisco (SFO) if they book a flight from San Francisco to London. On average, San Francisco has 28 outbound flights to London per day from 2 airlines. San Francisco is conveniently located just 19.0 km from San Francisco’s city centre.

What days are direct flights available from San Francisco to London?

Direct flights can be found on the following days: Wednesday, Thursday, Friday.

How many flights depart from San Francisco to London on average per day?

Per day, 11 flights depart from San Francisco to London on average.
Afternoon (Noon - 6pm) - 64% of flight departures
Evening (6pm - Midnight) - 36% of flight departures

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

Consider KLM (85%), Air France (85%) or Delta (85%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to London.

What does SFO to LHR mean?

Great question - SFO to LHR just means San Francisco Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights! London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN) are other airports near this flight route and their unique identifiers/IATA codes.

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.

Top 2 airlines flying from San Francisco to London

Discover the top 2 airlines that operate flights from San Francisco to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 530,532 searches. Data last updated 3 March 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest₹ 53,735Average₹ 55,464FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest₹ 63,966Average₹ 89,406FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from San Francisco to London by cabin class

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

Hourly flight availability from San Francisco to London

Find hourly flight availability from San Francisco to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 March 2024.
1%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
84%of flight departuresAfternoonNoon to 6 pm
15%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from San Francisco to London

Explore weekly flight availability from San Francisco to London. 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 3 March 2024.
Monday31daily flights
Tuesday26daily flights
Wednesday31daily flights
Thursday26daily flights
Friday31daily flights
Saturday31daily flights
Sunday26daily flights

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 London?

Cheapflights makes it easy to find San Francisco to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from San Francisco to London 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.

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

Need flexible booking options for your flight to London from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from San Francisco to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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