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

To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at £193. WestJet flights start at £232 while deals on Vueling start at £233 one-way.

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.

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).

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 £1,789 for a flight from San Francisco to United Kingdom. The cheapest flight overall is £266 while the most popular route, (San Francisco - London Heathrow) is currently priced at £313.

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

Consider Air France (85%), Delta (85%) or Virgin Atlantic (85%) 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 31% 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 £639.

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 £557 per person but you can even find prices for as low as £380. The most expensive prices can be found in the month of June. Opting for a October flight can save you 38% 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.

£193+ Flights from San Francisco to the United Kingdom

Cheap flight deals from San Francisco to United Kingdom

Round-trip from	£408
One-way from	£193
Popular in	June
Cheapest in	October
Average price	£676
Good round-trip deal	£406 or less
Good one-way deal	£304 or less

SWISS
8/9-25/9
2 total stops
29h 50m total
San Francisco to United Kingdom

Search Deals

Iberia
19/8
1 total stop
29h 15m total
San Francisco to United Kingdom

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£84 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 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 11 July 2025.

Mon 8/919:40SFO - LCY

1 stop15h 05mSWISS

Thu 25/909:25LCY - SFO

1 stop14h 45mSWISS

Deal found 11/7£408

Thu 21/816:20SFO - LGW

1 stop33h 25mTAP AIR PORTUGAL

Tue 26/816:25LGW - SFO

1 stop30h 10mTAP AIR PORTUGAL

Deal found 11/7£408

Thu 21/816:20SFO - LHR

1 stop21h 45mTAP AIR PORTUGAL

Sat 30/806:00LHR - SFO

1 stop19h 35mTAP AIR PORTUGAL

Deal found 10/7£408

Sun 3/817:40SFO - STN

1 stop16h 20mMultiple Airlines

Tue 19/808:15STN - SFO

1 stop15h 40mMultiple Airlines

Deal found 9/7£408

Mon 18/810:14SFO - LHR

1 stop13h 06mBritish Airways

Fri 29/816:55LHR - SFO

1 stop14h 42mBritish Airways

Deal found 10/7£408

Thu 4/919:30SFO - LGW

1 stop14h 20mSWISS

Tue 9/918:35LGW - SFO

1 stop29h 35mSWISS

Deal found 10/7£409

Thu 4/923:59SFO - LHR

2 stops27h 51mMultiple Airlines

Thu 18/906:00LHR - SFO

1 stop18h 10mMultiple Airlines

Deal found 10/7£409

Mon 8/905:50SFO - LGW

1 stop21h 00mMultiple Airlines

Fri 12/910:55LGW - SFO

1 stop21h 04mMultiple Airlines

Deal found 11/7£410

Wed 30/711:40SFO - LHR

1 stop14h 20mUnited Airlines

Thu 14/814:50LHR - SFO

2 stops16h 12mUnited Airlines

Deal found 9/7£411

Tue 19/817:40SFO - LTN

1 stop20h 30mMultiple Airlines

Tue 26/810:00LTN - SFO

1 stop13h 55mMultiple Airlines

Deal found 10/7£411

Thu 21/816:05SFO - LHR

Nonstop10h 20mDelta

Wed 27/809:00LHR - SFO

1 stop17h 15mDelta

Deal found 10/7£412

Sun 24/816:35SFO - LHR

1 stop13h 40mVirgin Atlantic

Sun 31/806:15LHR - SFO

1 stop14h 35mVirgin Atlantic

Deal found 10/7£416

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 11 July 2025.

Mon 8/919:40SFO - LCY

1 stop15h 05mSWISS

Thu 25/909:25LCY - SFO

1 stop14h 45mSWISS

Deal found 11/7£408

Thu 21/816:20SFO - LGW

1 stop33h 25mTAP AIR PORTUGAL

Tue 26/816:25LGW - SFO

1 stop30h 10mTAP AIR PORTUGAL

Deal found 11/7£408

Sun 3/817:40SFO - STN

1 stop16h 20mMultiple Airlines

Tue 19/808:15STN - SFO

1 stop15h 40mMultiple Airlines

Deal found 9/7£408

Mon 18/810:14SFO - LHR

1 stop13h 06mBritish Airways

Fri 29/816:55LHR - SFO

1 stop14h 42mBritish Airways

Deal found 10/7£408

Wed 30/711:40SFO - LHR

1 stop14h 20mUnited Airlines

Tue 12/811:25LHR - SFO

2 stops15h 59mUnited Airlines

Deal found 10/7£411

Thu 21/816:05SFO - LHR

Nonstop10h 20mDelta

Wed 27/809:00LHR - SFO

1 stop17h 15mDelta

Deal found 10/7£412

Sun 24/807:05SFO - LHR

1 stop15h 40mVirgin Atlantic

Sun 31/806:15LHR - SFO

1 stop14h 35mVirgin Atlantic

Deal found 10/7£416

Sat 16/813:20SFO - LHR

1 stop12h 30mKLM

Thu 4/906:30LHR - SFO

1 stop13h 15mKLM

Deal found 10/7£416

Thu 13/1108:35SFO - LHR

1 stop13h 55mAir Canada

Tue 18/1113:25LHR - SFO

1 stop15h 57mAir Canada

Deal found 11/7£422

Wed 20/813:55SFO - LHR

2 stops36h 05mAustrian Airlines

Fri 29/809:30LHR - SFO

2 stops41h 28mAustrian Airlines

Deal found 9/7£428

Sat 16/819:40SFO - LHR

1 stop29h 40mScandinavian Airlines

Tue 19/807:05LHR - SFO

2 stops41h 25mScandinavian Airlines

Deal found 10/7£429

Tue 30/920:10SFO - LGW

1 stop33h 40mIberia

Thu 5/319:35LGW - SFO

2 stops36h 47mIberia

Deal found 10/7£430

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 11 July 2025.

Thu 21/816:05SFO - LHR

Nonstop10h 20mVirgin Atlantic

Wed 27/816:25LHR - SFO

Nonstop11h 05mVirgin Atlantic

Deal found 9/7£409

Mon 4/816:30SFO - LHR

Nonstop10h 25mBritish Airways

Sun 31/810:45LHR - SFO

Nonstop11h 05mBritish Airways

Deal found 9/7£410

Thu 4/919:55SFO - LHR

Nonstop10h 15mUnited Airlines

Thu 11/912:20LHR - SFO

Nonstop11h 05mUnited Airlines

Deal found 10/7£418

Sat 23/819:50SFO - LHR

Nonstop10h 20mLufthansa

Sat 30/816:15LHR - SFO

Nonstop10h 55mLufthansa

Deal found 9/7£425

Tue 29/716:05SFO - LHR

Nonstop10h 20mKLM

Wed 13/816:25LHR - SFO

Nonstop11h 05mKLM

Deal found 9/7£433

Sun 31/821:20SFO - LHR

Nonstop10h 20mDelta

Mon 8/916:25LHR - SFO

Nonstop11h 05mDelta

Deal found 10/7£436

Last-minute flights from San Francisco to United Kingdom
Discover last-minute flight deals from San Francisco to United Kingdom. Data last updated 11 July 2025 and is based on user searches.

Wed 16/716:00SFO - LHR

Nonstop10h 25mUnited Airlines

Fri 15/812:20LHR - SFO

Nonstop11h 00mUnited Airlines

Deal found 9/7£418

Wed 16/712:13SFO - LHR

1 stop16h 32mBritish Airways

Wed 23/709:55LHR - SFO

1 stop20h 55mBritish Airways

Deal found 9/7£425

Wed 16/721:20SFO - LHR

Nonstop10h 20mVirgin Atlantic

Wed 23/711:00LHR - SFO

1 stop21h 03mVirgin Atlantic

Deal found 8/7£426

Wed 16/711:30SFO - LGW

1 stop14h 30mVirgin Atlantic

Tue 22/712:00LGW - SFO

1 stop16h 53mVirgin Atlantic

Deal found 9/7£482

Sat 19/722:44SFO - LHR

1 stop14h 56mAmerican Airlines

Thu 7/811:15LHR - SFO

1 stop15h 24mAmerican Airlines

Deal found 10/7£458

Sat 19/723:47SFO - LHR

1 stop26h 13mAir Canada

Mon 28/709:30LHR - SFO

1 stop33h 45mAir Canada

Deal found 10/7£472

Sat 19/723:50SFO - LHR

1 stop25h 35mIberia

Tue 29/717:20LHR - SFO

2 stops35h 35mIberia

Deal found 10/7£486

Sat 19/719:08SFO - LGW

1 stop31h 47mMultiple Airlines

Sat 16/810:45LGW - SFO

1 stop28h 43mMultiple Airlines

Deal found 8/7£534

Sun 20/711:30SFO - LGW

1 stop14h 30mDelta

Tue 29/712:00LGW - SFO

2 stops20h 03mDelta

Deal found 10/7£467

Mon 21/713:41SFO - LHR

1 stop15h 49mDelta

Tue 5/812:25LHR - SFO

1 stop17h 00mDelta

Deal found 9/7£411

Mon 21/713:17SFO - LHR

1 stop12h 33mKLM

Wed 6/812:45LHR - SFO

1 stop16h 40mKLM

Deal found 10/7£416

Mon 21/713:45SFO - LCY

1 stop21h 55mVirgin Atlantic

Tue 12/820:10LCY - SFO

1 stop23h 35mVirgin Atlantic

Deal found 10/7£436

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 11 July 2025.

Tue 19/820:10SFO - EDI

1 stop29h 15mIberia

Deal found 9/7£193

Wed 24/908:45SFO - EDI

2 stops29h 30mMultiple Airlines

Deal found 10/7£208

Wed 30/709:15SFO - MAN

2 stops42h 25mMultiple Airlines

Deal found 10/7£223

Thu 7/822:07SFO - GLA

3 stops49h 58mMultiple Airlines

Deal found 9/7£224

Fri 22/812:50SFO - EDI

1 stop13h 15mWestJet

Deal found 9/7£232

Tue 16/920:10SFO - EDI

1 stop29h 15mVueling

Deal found 10/7£233

Mon 15/905:50SFO - LHR

2 stops43h 20mMultiple Airlines

Deal found 9/7£255

Fri 8/811:20SFO - LTN

2 stops37h 55mMultiple Airlines

Deal found 9/7£255

Mon 18/822:29SFO - LGW

2 stops23h 51mMultiple Airlines

Deal found 9/7£256

Sun 24/820:10SFO - STN

2 stops53h 15mMultiple Airlines

Deal found 9/7£256

Sun 27/715:15SFO - LCY

2 stops42h 35mMultiple Airlines

Deal found 11/7£258

Sun 20/715:15SFO - LCY

2 stops21h 50mITA Airways

Deal found 9/7£259

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 FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

Mon 8/9

19:40-18:45

1 stop15h 05m

London City

Thu 25/9

09:25-16:10

1 stop14h 45m

£408

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Thu 21/8

16:20-09:45

1 stop33h 25m

London Gatwick

Tue 26/8

16:25-14:35

1 stop30h 10m

£408

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Thu 21/8

16:20-22:05

1 stop21h 45m

London Heathrow

Sat 30/8

06:00-17:35

1 stop19h 35m

£408

San FranciscoLondon

SFO - STN

SFOSTN

San Francisco

Sun 3/8

17:40-18:00

1 stop16h 20m

London Stansted

Tue 19/8

08:15-15:55

1 stop15h 40m

£408

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 18/8

10:14-07:20

1 stop13h 06m

London Heathrow

Fri 29/8

16:55-23:37

1 stop14h 42m

£408

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Thu 4/9

19:30-17:50

1 stop14h 20m

London Gatwick

Tue 9/9

18:35-16:10

1 stop29h 35m

£409

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Thu 4/9

23:59-11:50

2 stops27h 51m

London Heathrow

Thu 18/9

06:00-16:10

1 stop18h 10m

£409

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

Mon 8/9

05:50-10:50

1 stop21h 00m

London Gatwick

Fri 12/9

10:55-23:59

1 stop21h 04m

£410

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 30/7

11:40-10:00

1 stop14h 20m

London Heathrow

Thu 14/8

14:50-23:02

2 stops16h 12m

£411

San FranciscoLondon

SFO - LTN

SFOLTN

San Francisco

Tue 19/8

17:40-22:10

1 stop20h 30m

London Luton

Tue 26/8

10:00-15:55

1 stop13h 55m

£411

Flights are sorted by cheapest return flights first.

Deals found on 9/7

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 (43 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (43 on average).

Reviews of airlines servicing United Kingdom

See what other customers who have flown with Delta, KLM, andAustrian Airlines from San Francisco to the United Kingdom have to say. 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

7,951 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

7,951 reviews

Delta

8.0

Very Good

7,951 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

1,372 reviews

Delta

8.0

Very Good

7,951 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

811 reviews

Delta

8.0

Very Good

7,951 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.

Cathay Pacific

7.6

Good

932 reviews

Delta

8.0

Very Good

7,951 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.

Finnair

7.6

Good

1,312 reviews

Delta

8.0

Very Good

7,951 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 Iberia, which is currently one of the cheapest options available, starting at £193. WestJet flights start at £232 while deals on Vueling start at £233 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 France (85%), Delta (85%) or Virgin Atlantic (85%) 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 £1,789 for a flight from San Francisco to United Kingdom. The cheapest flight overall is £266 while the most popular route, (San Francisco - London Heathrow) is currently priced at £313.
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£386	Average£402	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
British Airways	Cheapest£401	Average£612	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£402	Average£557	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Iberia	Cheapest£422	Average£536	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Air Canada	Cheapest£429	Average£604	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
KLM	Cheapest£437	Average£467	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£452	Average£667	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£454	Average£665	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£496	Average£604	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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Cheap flights from San Francisco to the United Kingdom from £193

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 19/8. 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 11 July 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 11 July 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 11 July 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 11 July 2025.

Weekly flight availability from San Francisco to United Kingdom

Reviews of airlines servicing United Kingdom

See what other customers who have flown with Delta, KLM, andAustrian Airlines from San Francisco to the United Kingdom have to say. 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?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from San Francisco to United Kingdom

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

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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 11 July 2025.