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Cheap flights from San Francisco to the United Kingdom from £179

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 to the United Kingdom departing on 8/3. 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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Cheap return flights

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Scandinavian Airlines Logo
16:40 - 13:15SFO-MAN
60h 35m2 stops
Scandinavian Airlines Logo
19:15 - 14:35MAN-SFO
27h 20m1 stop
£405Scandinavian Airlines
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Mon, 12 Jan - Thu, 15 Jan
Multiple Airlines Logo
16:40 - 11:50SFO-MAN
35h 10m3 stops
Multiple Airlines Logo
13:00 - 14:35MAN-SFO
33h 35m2 stops
£420Multiple Airlines
Find Deal
Mon, 12 Jan - Thu, 15 Jan
Scandinavian Airlines Logo
07:00 - 18:35SFO-MAN
27h 35m2 stops
Scandinavian Airlines Logo
12:55 - 14:35MAN-SFO
33h 40m2 stops
£436Scandinavian Airlines
Find Deal
Mon, 12 Jan - Thu, 15 Jan
Scandinavian Airlines Logo
13:00 - 18:35SFO-MAN
22h 35m2 stops
Scandinavian Airlines Logo
12:45 - 14:40MAN-SFO
57h 55m2 stops
£439Scandinavian Airlines
Find Deal
Wed, 25 Mar - Tue, 14 Apr
British Airways Logo
20:40 - 18:15SFO-GLA
13h 35m1 stop
British Airways Logo
08:40 - 16:00GLA-SFO
14h 20m1 stop
£452British Airways
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Wed, 4 Mar - Wed, 11 Mar
British Airways Logo
21:40 - 20:25SFO-GLA
15h 45m1 stop
British Airways Logo
20:25 - 16:00GLA-SFO
26h 35m1 stop
£453British Airways
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Sun, 15 Mar - Mon, 23 Mar
United Airlines Logo
13:20 - 11:50SFO-LHR
14h 30m1 stop
United Airlines Logo
11:10 - 19:35LHR-SFO
16h 25m1 stop
£459United Airlines
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Tue, 9 Dec - Wed, 24 Dec
KLM Logo
13:55 - 16:35SFO-GLA
18h 40m1 stop
KLM Logo
10:40 - 11:50GLA-SFO
33h 10m1 stop
£484KLM
Find Deal
Sun, 1 Feb - Mon, 16 Feb
KLM Logo
13:45 - 16:50SFO-SOU
19h 05m1 stop
KLM Logo
09:05 - 19:25SOU-SFO
18h 20m2 stops
£595KLM
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Wed, 15 Apr - Fri, 1 May
Virgin Atlantic Logo
13:55 - 17:00SFO-SOU
19h 05m1 stop
Virgin Atlantic Logo
09:25 - 11:50SOU-SFO
34h 25m1 stop
£608Virgin Atlantic
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Thu, 12 Feb - Mon, 16 Feb

Lufthansa flights from San Francisco to United Kingdom

Our best Lufthansa deals on San Francisco to United Kingdom flight tickets
Lufthansa
3 Dec
SFO21:40San Francisco
17h 15m
1 stop
LHR22:55London Heathrow
11 Dec
LHR06:35London Heathrow
21h 00m
1 stop
SFO19:35San Francisco
£454
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Lufthansa
30 Nov
SFO18:50San Francisco
14h 00m
1 stop
LHR16:50London Heathrow
8 Dec
LHR06:35London Heathrow
16h 15m
1 stop
SFO14:50San Francisco
£455
Find similar
Lufthansa
25 Nov
SFO16:15San Francisco
13h 15m
1 stop
LHR13:30London Heathrow
11 Dec
LHR06:35London Heathrow
21h 00m
1 stop
SFO19:35San Francisco
£460
Find similar

United Airlines flights from San Francisco to United Kingdom

Our best United Airlines deals on San Francisco to United Kingdom flight tickets
United Airlines
9 Dec
SFO17:25San Francisco
10h 35m
LHR12:00London Heathrow
24 Dec
LHR11:10London Heathrow
16h 25m
1 stop
SFO19:35San Francisco
£459
Find similar
United Airlines
30 Dec
SFO12:50San Francisco
10h 35m
LHR07:25London Heathrow
26 Jan
LHR09:00London Heathrow
15h 30m
1 stop
SFO16:30San Francisco
£460
Find similar
United Airlines
26 Nov
SFO12:50San Francisco
10h 35m
LHR07:25London Heathrow
2 Dec
LHR12:05London Heathrow
36h 25m
1 stop
SFO16:30San Francisco
£460
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momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 25 November 2025.
Use the filters below to find and compare flights from San Francisco to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoManchester

SFO - MAN

SFOMAN

San Francisco

Mon 12/1

16:40-13:15

2 stops60h 35m

Manchester

Thu 15/1

19:15-14:35

1 stop27h 20m

£405

San FranciscoManchester

SFO - MAN

SFOMAN

San Francisco

Mon 12/1

16:40-11:50

3 stops35h 10m

Manchester

Thu 15/1

13:00-14:35

2 stops33h 35m

£420

San FranciscoManchester

SFO - MAN

SFOMAN

San Francisco

Mon 12/1

07:00-18:35

2 stops27h 35m

Manchester

Thu 15/1

12:55-14:35

2 stops33h 40m

£436

San FranciscoManchester

SFO - MAN

SFOMAN

San Francisco

Wed 25/3

13:00-18:35

2 stops22h 35m

Manchester

Tue 14/4

12:45-14:40

2 stops57h 55m

£439

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Wed 4/3

20:40-18:15

1 stop13h 35m

Glasgow Intl

Wed 11/3

08:40-16:00

1 stop14h 20m

£452

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Sun 15/3

21:40-20:25

1 stop15h 45m

Glasgow Intl

Mon 23/3

20:25-16:00

1 stop26h 35m

£453

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 9/12

13:20-11:50

1 stop14h 30m

London Heathrow

Wed 24/12

11:10-19:35

1 stop16h 25m

£459

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Sun 1/2

13:55-16:35

1 stop18h 40m

Glasgow Intl

Mon 16/2

10:40-11:50

1 stop33h 10m

£484

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 15/4

13:45-16:50

1 stop19h 05m

Southampton Eastleigh

Fri 1/5

09:05-19:25

2 stops18h 20m

£595

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Thu 12/2

13:55-17:00

1 stop19h 05m

Southampton Eastleigh

Mon 16/2

09:25-11:50

1 stop34h 25m

£608

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from San Francisco to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from San Francisco is in September. Flight prices, which tend to average around £506, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of September, then departing from San Francisco during the month October is also very affordable. Most momondo users find prices during this month for around £508.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from San Francisco to United Kingdom is on a Wednesday. Travellers who choose to depart for United Kingdom on a Wednesday will often find tickets for as low as £514. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to United Kingdom for around £655.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £559. Try not to purchase tickets at midday because they tend to be around £819. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Francisco to United Kingdom flight route?

Fly from San Francisco to London Heathrow for the best San Francisco - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £586 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from San Francisco for as low as £553 on momondo.

What cabin class options are available on San Francisco to United Kingdom flights?

There are 4 cabin classes available to choose from on San Francisco to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to United Kingdom flights?

You could potentially save up to 11% on your flight if you consider stops on a San Francisco to United Kingdom flight.

Cheap San Francisco to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to United Kingdom

Best price found

£299

Fastest flight time

10h 10m

Direct flights

Every day

Airports in United Kingdom

1 airport
The best one-way flight to United Kingdom from San Francisco in the past 72 hours is £299. The best return flight deal from San Francisco to United Kingdom found on momondo in the last 72 hours is £488.
The fastest flight from San Francisco to United Kingdom takes 10h 10m
Direct flights go from San Francisco to United Kingdom every day.
There is 1 airport near United Kingdom: London Heathrow (LHR)
Search flight deals

  • When did momondo last update prices for flights from San Francisco Airport to United Kingdom?

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

  • How many operators does momondo search for flights from San Francisco Airport to United Kingdom?

  • How old do you have to be to fly from San Francisco Airport to United Kingdom?

    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 from San Francisco Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The required travel and health documents for your United Kingdom 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 United Kingdom. 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 to United Kingdom?

Best airlines flying from San Francisco to United Kingdom

Compare and see reviews for airlines that fly from San Francisco to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom £364Free CancellationRating
7.4
1,585 reviews
Search Scandinavian Airlines flights
KLMPriceFrom £373Free CancellationRating
7.7
1,420 reviews
Search KLM flights
Virgin AtlanticPriceFrom £377Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £396Free CancellationRating
6.7
7,538 reviews
Search British Airways flights
LufthansaPriceFrom £423Free CancellationRating
6.8
7,592 reviews
Search Lufthansa flights
United AirlinesPriceFrom £427Free CancellationRating
7.4
9,043 reviews
Search United Airlines flights
IberiaPriceFrom £436Free CancellationRating
7.0
3,033 reviews
Search Iberia flights
Aer LingusPriceFrom £515Free CancellationRating
7.2
1,381 reviews
Search Aer Lingus flights

Why use momondo?

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

It is quick and easy to find San Francisco to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

Can I find flights from San Francisco to United Kingdom with flexible booking policies on momondo?

All flight searches from San Francisco to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from San Francisco to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.

An easier way to manage your United Kingdom trip

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £33
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Flights to Birminghamfrom £31
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Flights to Glasgowfrom £31
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Flights to Aberdeenfrom £40
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Flights to Leedsfrom £39
Flights to Invernessfrom £35