Cheap flights from San Francisco Bay Area to London from £158
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco Bay Area to London departing on 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Scandinavian Airlines flights from San Francisco Bay Area to London Heathrow Airport
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TAP AIR PORTUGAL flights from San Francisco Bay Area to London Heathrow Airport
Our best TAP AIR PORTUGAL deals on San Francisco Bay Area to London Heathrow Airport flight tickets
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How to get the cheapest flight ticket from San Francisco Bay Area to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Heathrow Airport?
In general, October is the cheapest month to fly from San Francisco Bay Area to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £474. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from San Francisco Bay Area averaging around £493.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from San Francisco Bay Area is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £500. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £680.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from San Francisco Bay Area to London Heathrow Airport in the afternoon for as low as £570. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £796 on average. Flights to London Heathrow Airport from San Francisco Bay Area at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest San Francisco Bay Area to London Heathrow flight route?
Fly from San Francisco to London Heathrow for the best San Francisco Bay Area - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from San Francisco Bay Area when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £575 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from San Francisco Bay Area for as low as £566 on momondo.
What cabin class options are available on San Francisco Bay Area to London Heathrow flights?
There are 4 cabin classes available to choose from on San Francisco Bay Area to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from San Francisco Bay Area to London Heathrow?
TAP AIR PORTUGAL, Iberia, and WestJet are the most popular carriers operating from San Francisco Bay Area to London Heathrow
Which airlines fly to London Heathrow Airport?
Virgin Atlantic, United Airlines and British Airways are the top three most popular airlines that fly to London Heathrow Airport from San Francisco Bay Area according to our data. Virgin Atlantic is the first choice among our users, with 38% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 8 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from San Francisco Bay Area to London Heathrow Airport on average per day?
As of June 2025, there are 42 flights per day flying from San Francisco Bay Area to London Heathrow Airport. The most common time of day flights depart is 16:00, with 58% of flights taking off in the afternoon.
How many flights depart from San Francisco Bay Area to London Heathrow Airport on average per week?
As of June 2025, 294 flights take off from San Francisco Bay Area and land in London Heathrow Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
Cheap San Francisco Bay Area to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco Bay Area to London Heathrow Airport
When did momondo last update prices for flights from San Francisco Bay Area to London Heathrow Airport?
Prices for flights from San Francisco Bay Area to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from San Francisco Bay Area to London Heathrow Airport?
As of June 2025, there are 8 operators available to choose from for flights from San Francisco Bay Area to London Heathrow Airport.
How old do you have to be to fly from San Francisco Bay Area to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Bay Area to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from San Francisco Bay Area to London Heathrow Airport?
Based on momondo bookings for flights between San Francisco Bay Area and London Heathrow Airport, the leading plane model is Boeing 777, making up 16.57% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 13.24%, Boeing 777-300ER with 9.01%, and Airbus A380-800 with 8.66%.
Best airlines flying from San Francisco Bay Area to London Heathrow Airport
Compare and see reviews for airlines that fly from San Francisco Bay Area to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £388 | Free Cancellation | Rating 7.1 1,878 reviews | |||
| PriceFrom £418 | Free Cancellation | Rating 7.4 648 reviews | |||
| PriceFrom £424 | Free Cancellation | Rating 7.0 2,765 reviews | |||
| PriceFrom £427 | Free Cancellation | Rating 6.6 6,985 reviews | |||
| PriceFrom £431 | Free Cancellation | Rating 7.1 9,501 reviews | |||
| PriceFrom £438 | Free Cancellation | Rating 7.8 1,352 reviews | |||
| PriceFrom £451 | Free Cancellation | Rating 7.4 8,774 reviews | |||
| PriceFrom £477 | Free Cancellation | Rating 6.7 7,126 reviews |
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Why should I use momondo to find a flight deal from San Francisco Bay Area to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco Bay Area to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from San Francisco Bay Area to London with flexible booking policies on momondo?
Yes. All flights to London from San Francisco Bay Area on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Francisco Bay Area to London?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from San Francisco Bay Area.
I’m not ready to book a flight from San Francisco Bay Area to London right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Francisco Bay Area to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.