Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London Stansted Airport to San Francisco
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from London Stansted Airport to San Francisco
All round-trip flight deals to San Francisco
See travel insights to San Francisco from
How to get the cheapest flight ticket from London Stansted Airport to San Francisco
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 San Francisco?
If you aren’t able to travel to San Francisco during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $584.
What is the cheapest day to depart on your flight to San Francisco?
The cheapest day to depart from London Stansted Airport to San Francisco is on a Thursday when prices can be found for as low as $644. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $752.
What is the cheapest time of day to depart on your flight to San Francisco?
Our data shows that the cheapest London Stansted Airport to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $663. Flights in the afternoon are often more expensive with an average ticket price of $693.
Can stopping save me money on London Stansted Airport to San Francisco flights?
You could potentially save up to 52% on your flight if you consider stops on a London Stansted Airport to San Francisco flight.
When to book flights from London Stansted Airport to San Francisco
Cheap London Stansted Airport to San Francisco (STN to SFO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Stansted Airport to San Francisco
How far is London Stansted to San Francisco by plane?
The distance between London Stansted and San Francisco is about 5340.7 mi. Typically, this will take 15h 00m by plane in normal conditions.
When did momondo last update prices for flights from London Stansted Airport to San Francisco Airport?
Prices for flights from London Stansted Airport to San Francisco Airport are refreshed on a daily basis.
How old do you have to be to fly from London Stansted Airport to San Francisco Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Stansted Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco 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 San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from London to San Francisco?
Finding the right flight to San Francisco from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.
Can I find flights from London to San Francisco with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for London to San Francisco flights to just show those with flexible booking policies.
How can momondo help me find flights from London to San Francisco?
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 San Francisco from London.
I’m not ready to book a flight from London to San Francisco right now. Can momondo alert me if prices change?
If you are not ready to book a flight from London to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.