What are the cheapest airlines to fly from San Francisco to United Kingdom one-way?

To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £231. Vueling flights start at £283 while deals on Aer Lingus start at £288 one-way.

What are the most popular routes from San Francisco to United Kingdom?

Most travelers choose San Francisco - London Heathrow, San Francisco - London Gatwick or San Francisco - London City when deciding on the best route from San Francisco to United Kingdom.

What are the cheapest flights from San Francisco to United Kingdom?

On average you can expect to pay £1,981 for a flight from San Francisco to United Kingdom. The cheapest flight overall is £284 while the most popular route, (San Francisco - London Heathrow) is currently priced at £389.

What are the most reliable airlines from San Francisco to United Kingdom?

Consider Air Canada (84%), Austrian Airlines (84%) or SWISS (84%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to United Kingdom.

What are the most popular airlines that fly from San Francisco to United Kingdom?

Air Canada, British Airways and Iberia are the most popular airlines when flying from San Francisco to United Kingdom.

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

To save on the cost of your flight from San Francisco to United Kingdom, book at least 39 days before your planned departure. Booking around this time can save you about 20% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £515 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £649.

What is the cheapest month to fly from San Francisco to United Kingdom?

October is one of the best times of the year to fly to United Kingdom from San Francisco. Prices for October average £574 per person but you can even find prices for as low as £389. The most expensive prices can be found in the month of June. Opting for a October flight can save you 42% on your journey compared to booking in June

What airport do you fly from for flights from San Francisco to United Kingdom?

If you book a flight to United Kingdom from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.

Can I find deals for flights from San Francisco to United Kingdom that include hotel bookings?

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

How can I find direct flights from San Francisco to United Kingdom?

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

Can I find deals for business class flights from San Francisco to United Kingdom?

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

£440+ Flights from San Francisco to the United Kingdom

Cheap flight deals from San Francisco to United Kingdom

Round-trip from	£424
One-way from	£211
Popular in	June
Cheapest in	October
Average price	£504
Good round-trip deal	£501 or less
Good one-way deal	£323 or less

American Airlines
3/9-24/9
2 total stops
30h 25m total
San Francisco to United Kingdom

Search Deals

15/7
2 total stops
27h 20m total
San Francisco to United Kingdom

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£99 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from San Francisco to United Kingdom.

Search Deals

Price to beat on a one-way flight from San Francisco to United Kingdom.

Search Deals

Find flight deals from San Francisco to United Kingdom

Cheapest flights from San Francisco to United Kingdom
Explore the most affordable flight options available from San Francisco to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Fri 10/1019:20SFO - GLA

1 stop17h 00mIberia

Fri 17/1007:00GLA - SFO

1 stop14h 50mIberia

Deal found 29/4£446

Fri 10/1014:37SFO - GLA

2 stops18h 03mAmerican Airlines

Fri 17/1007:00GLA - SFO

1 stop14h 50mAmerican Airlines

Deal found 29/4£449

Mon 1/916:35SFO - GLA

1 stop16h 10mBritish Airways

Fri 19/910:25GLA - SFO

1 stop15h 00mBritish Airways

Deal found 29/4£465

Mon 12/516:20SFO - GLA

1 stop14h 20mMultiple Airlines

Sun 18/520:25GLA - SFO

1 stop25h 25mMultiple Airlines

Deal found 29/4£477

Thu 21/808:13SFO - LHR

1 stop14h 12mIberia

Sat 20/914:45LHR - SFO

1 stop15h 12mIberia

Deal found 30/4£479

Thu 21/819:40SFO - LHR

2 stops29h 55mScandinavian Airlines

Tue 26/810:20LHR - SFO

1 stop14h 10mScandinavian Airlines

Deal found 29/4£480

Wed 14/516:05SFO - LHR

Nonstop10h 20mDelta

Wed 28/516:25LHR - SFO

Nonstop11h 05mDelta

Deal found 29/4£480

Thu 25/916:20SFO - LGW

1 stop33h 25mTAP AIR PORTUGAL

Sat 11/1021:15LGW - SFO

2 stops49h 15mTAP AIR PORTUGAL

Deal found 30/4£482

Mon 6/1008:30SFO - LHR

1 stop17h 05mMultiple Airlines

Fri 24/1006:30LHR - SFO

2 stops19h 09mMultiple Airlines

Deal found 30/4£483

Sat 17/522:20SFO - LGW

1 stop25h 30mBritish Airways

Tue 27/515:05LGW - SFO

1 stop17h 01mBritish Airways

Deal found 30/4£485

Fri 5/911:35SFO - LHR

1 stop14h 30mAmerican Airlines

Sat 13/908:50LHR - SFO

1 stop15h 05mAmerican Airlines

Deal found 30/4£485

Wed 7/519:40SFO - LHR

Nonstop10h 30mUnited Airlines

Mon 19/513:45LHR - SFO

1 stop34h 25mUnited Airlines

Deal found 29/4£488

Best flights from San Francisco to United Kingdom
Discover carefully curated flight deals from San Francisco to United Kingdom that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Wed 3/916:35SFO - GLA

1 stop13h 40mAmerican Airlines

Wed 24/908:40GLA - SFO

1 stop16h 45mAmerican Airlines

Deal found 29/4£424

Fri 10/1019:20SFO - GLA

1 stop17h 00mIberia

Fri 17/1007:00GLA - SFO

1 stop14h 50mIberia

Deal found 29/4£446

Mon 1/916:35SFO - GLA

1 stop16h 10mBritish Airways

Fri 19/910:25GLA - SFO

1 stop15h 00mBritish Airways

Deal found 29/4£465

Mon 12/516:20SFO - GLA

1 stop14h 20mMultiple Airlines

Sun 18/520:25GLA - SFO

1 stop25h 25mMultiple Airlines

Deal found 29/4£477

Thu 21/819:40SFO - LHR

2 stops29h 55mScandinavian Airlines

Mon 25/806:40LHR - SFO

1 stop17h 50mScandinavian Airlines

Deal found 29/4£480

Wed 14/516:05SFO - LHR

Nonstop10h 20mDelta

Wed 28/516:25LHR - SFO

Nonstop11h 05mDelta

Deal found 29/4£480

Thu 25/916:20SFO - LGW

1 stop33h 25mTAP AIR PORTUGAL

Sat 11/1021:15LGW - SFO

2 stops49h 15mTAP AIR PORTUGAL

Deal found 30/4£482

Sun 20/708:20SFO - LHR

1 stop17h 40mUnited Airlines

Tue 19/807:25LHR - SFO

1 stop19h 35mUnited Airlines

Deal found 29/4£491

Mon 12/519:30SFO - LGW

1 stop14h 20mSWISS

Mon 19/518:35LGW - SFO

1 stop29h 35mSWISS

Deal found 29/4£500

Sun 11/514:15SFO - LHR

2 stops32h 15mAustrian Airlines

Wed 21/506:00LHR - SFO

2 stops21h 00mAustrian Airlines

Deal found 29/4£517

Mon 12/517:45SFO - LHR

1 stop13h 10mAer Lingus

Fri 23/507:40LHR - SFO

1 stop16h 15mAer Lingus

Deal found 29/4£520

Wed 14/513:45SFO - LHR

1 stop12h 05mKLM

Wed 21/506:30LHR - SFO

1 stop13h 15mKLM

Deal found 29/4£522

Direct flights from San Francisco to United Kingdom
Explore direct flight options from San Francisco to United Kingdom based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 April 2025.

Wed 14/516:05SFO - LHR

Nonstop10h 20mDelta

Wed 28/516:25LHR - SFO

Nonstop11h 05mDelta

Deal found 29/4£480

Tue 2/916:35SFO - LHR

Nonstop10h 25mIberia

Tue 14/1010:45LHR - SFO

Nonstop11h 05mIberia

Deal found 29/4£482

Wed 13/816:35SFO - LHR

Nonstop10h 25mFinnair

Sun 31/810:45LHR - SFO

Nonstop11h 05mFinnair

Deal found 29/4£497

Mon 11/819:20SFO - LHR

Nonstop10h 25mBritish Airways

Wed 20/810:45LHR - SFO

Nonstop11h 05mBritish Airways

Deal found 29/4£500

Mon 28/719:50SFO - LHR

Nonstop10h 20mUnited Airlines

Thu 14/812:20LHR - SFO

Nonstop11h 00mUnited Airlines

Deal found 29/4£529

Thu 15/516:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Sun 18/516:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Deal found 28/4£596

Tue 8/716:35SFO - LHR

Nonstop10h 25mAmerican Airlines

Tue 5/810:45LHR - SFO

Nonstop11h 05mAmerican Airlines

Deal found 30/4£604

Fri 25/716:00SFO - LHR

Nonstop10h 25mLufthansa

Fri 8/816:15LHR - SFO

Nonstop10h 55mLufthansa

Deal found 29/4£610

Sun 18/519:30SFO - LHR

Nonstop10h 25mAlaska Airlines

Thu 29/510:45LHR - SFO

Nonstop11h 05mAlaska Airlines

Deal found 30/4£630

Last-minute flights from San Francisco to United Kingdom
Discover last-minute flight deals from San Francisco to United Kingdom. Data last updated 30 April 2025 and is based on user searches.

Tue 29/408:20SFO - LHR

1 stop17h 40mMultiple Airlines

Tue 6/508:45LHR - SFO

1 stop15h 25mMultiple Airlines

Deal found 28/4£479

Sun 4/508:15SFO - LHR

1 stop14h 15mAir Canada

Tue 20/509:30LHR - SFO

1 stop18h 40mAir Canada

Deal found 29/4£480

Sun 4/519:30SFO - LGW

1 stop14h 20mSWISS

Tue 20/518:35LGW - SFO

1 stop29h 35mSWISS

Deal found 29/4£490

Sun 4/521:20SFO - LHR

Nonstop10h 20mVirgin Atlantic

Tue 20/511:15LHR - SFO

Nonstop11h 00mVirgin Atlantic

Deal found 29/4£491

Mon 5/516:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Tue 20/508:40LHR - SFO

1 stop35h 05mVirgin Atlantic

Deal found 29/4£480

Mon 5/511:25SFO - LHR

1 stop14h 35mAir Canada

Tue 20/508:45LHR - SFO

2 stops19h 25mAir Canada

Deal found 29/4£480

Mon 5/519:30SFO - LGW

1 stop14h 20mSWISS

Tue 20/518:35LGW - SFO

1 stop29h 35mSWISS

Deal found 29/4£491

Tue 6/508:15SFO - LHR

1 stop17h 45mMultiple Airlines

Tue 13/506:30LHR - SFO

2 stops17h 05mMultiple Airlines

Deal found 29/4£483

Wed 7/514:50SFO - LHR

1 stop13h 25mIberia

Thu 22/514:45LHR - SFO

1 stop14h 15mIberia

Deal found 29/4£484

Wed 7/519:30SFO - GLA

1 stop14h 20mBritish Airways

Thu 22/507:00GLA - SFO

1 stop18h 15mBritish Airways

Deal found 29/4£485

Wed 7/519:30SFO - LHR

Nonstop10h 25mFinnair

Mon 19/510:45LHR - SFO

Nonstop11h 05mFinnair

Deal found 29/4£491

Wed 7/511:25SFO - LHR

1 stop14h 35mUnited Airlines

Tue 13/506:30LHR - SFO

1 stop14h 10mUnited Airlines

Deal found 29/4£493

One-way flights from San Francisco to United Kingdom
Search for one-way flight options from San Francisco to United Kingdom. Find affordable one-way fares based on user searches. Data last updated 30 April 2025.

Tue 15/711:20SFO - MAN

2 stops27h 20mMultiple Airlines

Deal found 29/4£211

Tue 8/718:05SFO - EDI

2 stops31h 00mWestJet

Deal found 28/4£231

Tue 13/520:00SFO - MAN

1 stop34h 05mVueling

Deal found 29/4£283

Mon 5/517:45SFO - MAN

1 stop12h 05mAer Lingus

Deal found 29/4£288

Tue 12/810:16SFO - GLA

2 stops17h 54mAmerican Airlines

Deal found 29/4£290

Mon 23/618:05SFO - EDI

3 stops38h 55mMultiple Airlines

Deal found 29/4£291

Sun 17/819:40SFO - EDI

1 stop33h 25mScandinavian Airlines

Deal found 29/4£292

Sun 11/520:00SFO - STN

1 stop30h 40mMultiple Airlines

Deal found 29/4£295

Mon 5/516:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 28/4£295

Mon 5/506:20SFO - LGW

1 stop17h 50mMultiple Airlines

Deal found 29/4£295

Tue 6/519:40SFO - LHR

1 stop33h 40mAir Canada

Deal found 29/4£296

Mon 23/607:30SFO - LTN

2 stops45h 30mMultiple Airlines

Deal found 29/4£296

Cheapflights Fare Finder

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 FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Fri 10/10

19:20-20:20

1 stop17h 00m

Glasgow Intl

Fri 17/10

07:00-13:50

1 stop14h 50m

£446

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Fri 10/10

14:37-16:40

2 stops18h 03m

Glasgow Intl

Fri 17/10

07:00-13:50

1 stop14h 50m

£449

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Mon 1/9

16:35-16:45

1 stop16h 10m

Glasgow Intl

Fri 19/9

10:25-17:25

1 stop15h 00m

£465

San FranciscoGlasgow

SFO - GLA

SFOGLA

San Francisco

Mon 12/5

16:20-14:40

1 stop14h 20m

Glasgow Intl

Sun 18/5

20:25-13:50

1 stop25h 25m

£477

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Thu 21/8

08:13-06:25

1 stop14h 12m

London Heathrow

Sat 20/9

14:45-21:57

1 stop15h 12m

£479

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Thu 21/8

19:40-09:35

2 stops29h 55m

London Heathrow

Tue 26/8

10:20-16:30

1 stop14h 10m

£480

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 14/5

16:05-10:25

Nonstop10h 20m

London Heathrow

Wed 28/5

16:25-19:30

Nonstop11h 05m

£480

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Thu 25/9

16:20-09:45

1 stop33h 25m

London Gatwick

Sat 11/10

21:15-14:30

2 stops49h 15m

£482

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 2/9

16:35-11:00

Nonstop10h 25m

London Heathrow

Wed 10/9

07:40-15:55

1 stop16h 15m

£482

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 6/10

08:30-09:35

1 stop17h 05m

London Heathrow

Fri 24/10

06:30-17:39

2 stops19h 09m

£483

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 60 results

...

Best time to book a flight from San Francisco to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to the United Kingdom

What is the cheapest month to book a flight from San Francisco to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from San Francisco to United Kingdom (average of £112). Flying from San Francisco to United Kingdom in August is currently the most expensive (average of £164). 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.

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

When flying from San Francisco to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from San Francisco to United Kingdom

The most flights from SFO to GB0 are scheduled on a Monday (42 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (42 on average).

Rainfall in United Kingdom by month

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

Temperature in United Kingdom by month

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

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Delta, KLM and Air Transat from San Francisco to United Kingdom. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,934 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat

7.8

Good

385 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.6

Good

780 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,588 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from San Francisco to United Kingdom?
If you book a flight to United Kingdom from San Francisco, you will be flying from San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.
What are the cheapest airlines to fly from San Francisco to United Kingdom one-way?
To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £231. Vueling flights start at £283 while deals on Aer Lingus start at £288 one-way.
What are the most popular routes from San Francisco to United Kingdom?
Most travelers choose San Francisco - London Heathrow, San Francisco - London Gatwick or San Francisco - London City when deciding on the best route from San Francisco to United Kingdom.
What are the most reliable airlines from San Francisco to United Kingdom?
Consider Air Canada (84%), Austrian Airlines (84%) or SWISS (84%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to United Kingdom.
What are the cheapest flights from San Francisco to United Kingdom?
On average you can expect to pay £1,981 for a flight from San Francisco to United Kingdom. The cheapest flight overall is £284 while the most popular route, (San Francisco - London Heathrow) is currently priced at £389.
Can I find deals for flights from San Francisco to United Kingdom that include hotel bookings?
Yes. In addition to deals on San Francisco to United Kingdom flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Francisco to United Kingdom?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to United Kingdom.
Can I find deals for business class flights from San Francisco to United Kingdom?
Yes. Cheapflights offers flight deals from San Francisco to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Francisco to United Kingdom?
Currently, January is the cheapest month in which you can book a flight from San Francisco to United Kingdom (average of £112). Flying from San Francisco to United Kingdom in August is currently the most expensive (average of £164). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from San Francisco to United Kingdom

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest£391	Average£407	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
British Airways	Cheapest£406	Average£614	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£423	Average£607	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Iberia	Cheapest£428	Average£532	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Air Canada	Cheapest£435	Average£612	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
KLM	Cheapest£443	Average£627	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£458	Average£678	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£482	Average£693	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£503	Average£664	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from San Francisco to United Kingdom?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to United Kingdom from San Francisco today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Francisco to United Kingdom?

Cheapflights helps you find that perfect flight to United Kingdom from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco to United Kingdom with no change fees?

Certainly. Search results for flights to United Kingdom from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Francisco to United Kingdom become cheaper?

Of course! You can now track prices for flights from San Francisco to United Kingdom and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from San Francisco to the United Kingdom from £211

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Francisco to United Kingdom

Keep the following information in mind while searching for San Francisco to United Kingdom flight deals. Data was last updated 30 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from San Francisco to United Kingdom

Cheapest flights from San Francisco to United KingdomExplore the most affordable flight options available from San Francisco to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Explore the most affordable flight options available from San Francisco to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to the United Kingdom that are best for you.

Best time to book a flight from San Francisco to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from San Francisco with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to the United Kingdom

What is the cheapest month to book a flight from San Francisco to United Kingdom?

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

Find hourly flight availability from San Francisco to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Weekly flight availability from San Francisco to United Kingdom

Rainfall in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average rainfall totals by month.

Temperature in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average temperature totals by month.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Delta, KLM and Air Transat from San Francisco to United Kingdom. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to United Kingdom. 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 United Kingdom?

What are the cheapest airlines to fly from San Francisco to United Kingdom one-way?

What are the most popular routes from San Francisco to United Kingdom?

What are the most reliable airlines from San Francisco to United Kingdom?

What are the cheapest flights from San Francisco to United Kingdom?

Can I find deals for flights from San Francisco to United Kingdom that include hotel bookings?

How can I find direct flights from San Francisco to United Kingdom?

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Top 9 airlines flying from San Francisco to United Kingdom

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Cheapest flights from San Francisco to United Kingdom
Explore the most affordable flight options available from San Francisco to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.