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Flights to San Francisco

Cheap flights to San Francisco from £391

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to San Francisco departing on 24/9. 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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San Francisco flight deals found on momondo

Check out some of the best fares from airports in United Kingdom to San Francisco found recently by users on momondo
TAP AIR PORTUGAL
24 Sept
LHR19:50London Heathrow
26h 45m
1 stop
SFO14:35San Francisco
8 Oct
SFO15:50San Francisco
19h 00m
1 stop
LHR18:50London Heathrow
TAP AIR PORTUGAL
23 Sept
LHR19:50London Heathrow
26h 15m
1 stop
SFO14:05San Francisco
3 Oct
SFO16:20San Francisco
21h 45m
1 stop
LHR22:05London Heathrow
TAP AIR PORTUGAL
24 Sept
LGW16:25London Gatwick
30h 10m
1 stop
SFO14:35San Francisco
8 Oct
SFO15:50San Francisco
15h 45m
1 stop
LGW15:35London Gatwick
Multiple Airlines
15 Sept
LGW12:00London Gatwick
32h 15m
1 stop
SFO12:15San Francisco
1 Oct
SFO14:41San Francisco
36h 14m
1 stop
LGW10:55London Gatwick
TAP AIR PORTUGAL
13 Sept
LHR19:50London Heathrow
26h 30m
1 stop
SFO14:20San Francisco
3 Oct
SFO16:20San Francisco
17h 25m
1 stop
LHR17:45London Heathrow
Lufthansa
10 May
LHR06:30London Heathrow
14h 10m
1 stop
SFO12:40San Francisco
28 May
SFO19:45San Francisco
10h 25m
LHR14:10London Heathrow

Find the cheapest one-way flights to San Francisco

If you're looking for one-way flights from United Kingdom to San Francisco, view some of our deals below.
Multiple Airlines
28 May
LGW10:45London Gatwick
28h 44m
1 stop
SFO07:29San Francisco
Multiple Airlines
29 May
LGW10:45London Gatwick
28h 44m
1 stop
SFO07:29San Francisco
Multiple Airlines
14 May
LGW10:45London Gatwick
29h 17m
1 stop
SFO08:02San Francisco

San Francisco flights insights and trends

Explore insights for your San Francisco flight to craft the best travel plan

What is the cheapest month to fly to San Francisco?

The month of February is, on average, the cheapest month to fly to San Francisco from United Kingdom, with most prices found around £394. If you are unable to visit San Francisco during the month of February, then departing from United Kingdom during the month January is also very affordable. Most momondo users find prices during this month for around £406.

What is the absolute cheapest flight to San Francisco?

£45 is the cheapest deal found on momondo in the last two weeks for a flight to San Francisco. This flight is from Salt Lake City and is 78% cheaper than most flights to San Francisco. To find the cheapest price to San Francisco from your area, use momondo’s Airport-to-Airport Pricing Tool.
See prices from:

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart on your flight to San Francisco is on a Wednesday when prices can be found for as low as £495. This is often the case because there is less demand to fly during this day of the week. Flights from United Kingdom to San Francisco on a Sunday will generally be more expensive and average around £530. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Francisco?

Our most recent data shows that the best time of day to fly to San Francisco is at midday. Flights from United Kingdom to San Francisco during this time can be as low as £493. Try not to purchase tickets in the afternoon because they tend to be around £536. Of course, these prices can vary depending on the time of year and what airport you fly to.

How long does it take to fly to San Francisco?

If you’re flying from a popular airport in United Kingdom, such as London Heathrow or Manchester, and flying into the most popular airport in San Francisco (San Francisco), then you can expect flight times to average 11h and 14h 15m, respectively.

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

In general, most travellers find the cheapest time to book a flight to San Francisco is about 42 days prior to their departure date, when tickets on average are £488. Keep in mind that you might also find cheap flights to San Francisco outside of this time window. In fact, momondo users recently found flights from United Kingdom to San Francisco for £427.

Cheapest flights to San Francisco airports

Find the cheapest flights to these San Francisco airports from your nearest city or airport
London Heathrow Airport
San Francisco

CHEAPEST ROUTE FROM London TO San Francisco

London (LON) to San Francisco (SFO)

Typically, flights to San Francisco from London are cheaper when flying from London to San Francisco, which has an average price of £488

CHEAPEST MONTH TO FLY TO SAN FRANCISCO FROM LONDON HEATHROW AIRPORTFebruary18% cheaperFlying from London Heathrow Airport to San Francisco costs on average just £412 in February
MOST EXPENSIVE MONTH TO FLY TO SAN FRANCISCO FROM LONDON HEATHROW AIRPORTJuly34% more expensiveIt costs about £669 for flights to San Francisco from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO SAN FRANCISCO FROM LONDON HEATHROW AIRPORTJuly308% more users visitedMore momondo users searched in flights to San Francisco from London Heathrow Airport in July than any other month

Cheap San Francisco flight deals and tips

Summary info about San Francisco flight prices, duration and airlines

Best One-Way Price

£192

Best Round-Trip Price

£391

Fastest flight time

28h 44m

Operated By

7 airlines
The best one-way flight price to San Francisco from United Kingdom in the last 72 hours is £192 (London Gatwick to San Francisco).
The best round-trip flight price to San Francisco from United Kingdom in the last 72 hours is £391 (London Heathrow to San Francisco).
The fastest flight to San Francisco from United Kingdom takes 28h 44m (London Gatwick to San Francisco).
There are 7 airlines operating flights to San Francisco, including British Airways, Lufthansa and Virgin Atlantic.

Frequently asked questions about flying to San Francisco

How long does it take to fly to San Francisco?

You can get flights from the UK to the west coast of the USA from several cities in the UK. From London, you can touch down at San Francisco International Airport, San Francisco, in about 11 hours. You can also find flights to San Francisco, USA, from other cities in the UK, although they take a bit longer. If you are coming from the north of the country, you can travel from Manchester in about 13 hours and 45 minutes, whereas a trip from Birmingham to this Californian city also takes approximately 13 hours and 45 minutes.

Where can you fly directly into San Francisco from?

You can get direct San Francisco flight deals from only one airport in the UK. However, there are also several other airports in the UK that operate this route, which require a transfer at another airport. Flights from London Heathrow Airport are direct and a very convenient option should you be able to leave from London. There are other London airports that operate this route too, but require one stop. London Gatwick in the south of the city offers indirect flights and requires one change, often in Calgary International Airport, whilst London City Airport operates a route that requires a change in Dublin Airport. If you are flying from Edinburgh Airport or Manchester Airport, you can take a flight that will change at London Heathrow first.

When is it best to fly to San Francisco to go sightseeing?

Sights like Fisherman's Wharf, Lombard Street, and Palace of Fine Arts are most enjoyable in months with moderate weather conditions like January, February, or December. Plan your flight to San Francisco for those months.

Is there an alternative airport near San Francisco?

Those flying to San Francisco could potentially find better pricing at Oakland Airport (12 mi from San Francisco city centre), San Jose Airport (40 mi from San Francisco city centre) or Santa Rosa Sonoma County Airport (54 mi from San Francisco city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into San Francisco?

You can find deals at Oakland Airport for £60 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to San Francisco Airport?

Prices for flights to San Francisco Airport are refreshed on a daily basis.

How many operators does momondo search for flights to San Francisco Airport?

How old do you have to be to fly to San Francisco Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal to San Francisco?

Finding the right flight to San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options 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 to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco with this policy.

How can momondo help me find flights 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 filter your options to help you make an informed choice when booking flights to San Francisco.

I’m not ready to book a flight to San Francisco right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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