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Cheap flights from San Francisco to London

SFO — LON
20 Jun — 27 Jun1
1 adult
Thu 20/6
Thu 27/6

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

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 15 June 2024.

Popular in

June

Cheapest in

October

Average price

₹ 100,426

Round-trip from

₹ 59,231
High demand for flights, 34% potential price rise
Best time to find cheap flights, 18% potential price drop
Average for round-trip flights in June 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 Tuesday departure is the best way to save up to 119% 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 13% 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 ₹ 65,335, or ₹ 67,925 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 ₹ 32,417.

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

It’s optimal to fly from San Francisco to London in the morning. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at midday.

How far ahead should I 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 14 June 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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What is the cheapest day 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 9 June 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. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from San Francisco to London

Have a flexible travel schedule? Discover the best time to fly to London from San Francisco 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.

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

If weather is an important factor for your trip to London, 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).

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 3 airlines. San Francisco is conveniently located just 19.0 km from San Francisco’s city centre.

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

    Consider American Airlines (72%), Aer Lingus (72%) or Finnair (72%) 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.

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

    The amount of baggage you can bring on your San Francisco to London 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.

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

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

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

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

  • How can I find direct flights from San Francisco to London?

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

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

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

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

    Many airlines flying from San Francisco to London 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.

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

    Yes, you can often find last-minute deals on San Francisco to London 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.

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

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

    Currently, March is the cheapest month in which you can book a flight from San Francisco to London (average of ₹ 733). Flying from San Francisco to London in August is currently the most expensive (average of ₹ 916). 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.

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Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from San Francisco to London

Discover the top 3 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 381,292 searches. Data last updated 15 June 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest₹ 52,650Average₹ 56,646FlexibilityNo cancel feeOn-time72%
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British AirwaysCheapest₹ 54,190Average₹ 54,608FlexibilityNo cancel feeOn-time70%
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United AirlinesCheapest₹ 61,531Average₹ 113,701FlexibilityNo 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 15 June 2024.
1%of flight departuresEarly morningMidnight to 6 am
17%of flight departuresMorning6 am to noon
40%of flight departuresAfternoonNoon to 6 pm
42%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 15 June 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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