United Kingdom

$249+ Cheap flights from San Francisco (SFO) to the United Kingdom

SFO — LHR
Dec 5 — Dec 121
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Cheap flight deals from San Francisco to United Kingdom

Cheapest flights from San Francisco to United Kingdom

Thu 12/105:25 pm -
1 stop16h 15m
Wed 12/238:00 am -
1 stop18h 45m
Deal found 11/2$694
Mon 12/75:25 pm -
1 stop16h 05m
Thu 12/248:35 am -
1 stop18h 10m
Deal found 11/2$710
Thu 12/105:25 pm -
1 stop16h 15m
Tue 12/227:35 am -
1 stop15h 20m
Deal found 11/2$714
Thu 12/105:25 pm -
1 stop17h 15m
Mon 12/215:45 am -
1 stop17h 10m
Deal found 11/2$716
Fri 12/45:25 pm -
1 stop15h 45m
Thu 12/248:35 am -
1 stop18h 10m
Deal found 11/2$719
Mon 12/75:25 pm -
1 stop17h 00m
Sat 12/199:25 am -
1 stop17h 20m
Deal found 11/2$721
Wed 12/98:35 pm -
1 stop15h 15m
Sat 12/199:25 am -
1 stop17h 20m
Deal found 11/2$725
Sat 12/54:35 pm -
2 stops20h 05m
Fri 12/114:40 pm -
1 stop30h 05m
Deal found 11/4$734
Fri 12/44:45 pm -
1 stop17h 45m
Fri 12/116:40 pm -
1 stop28h 10m
Deal found 11/4$734
Fri 11/137:15 pm -
1 stop30h 35m
Sun 12/69:25 pm -
2 stops25h 00m
Deal found 11/1$736
Fri 11/67:15 pm -
1 stop18h 20m
Mon 11/96:00 am -
1 stop16h 25m
Deal found 11/1$736
Sun 12/65:25 pm -
1 stop13h 55m
Thu 12/248:35 am -
1 stop14h 20m
Deal found 11/2$737

Find flight deals from San Francisco to United Kingdom

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$694

One-way from

$249
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$817

Good round-trip deal

$990 or less

Good one-way deal

$503 or less
Provider with most accurate pricing for San Francisco-London (LON) flight deals.
Provider most trusted by Cheapflights users for San Francisco-London (LON) flights.
From San Francisco to United Kingdom
One-way flight from San Francisco to United Kingdom
Highest demand for flights based on searches. 16% potential increase in price ($180 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from San Francisco to United Kingdom.
Price to beat on a one-way flight from San Francisco to United Kingdom.

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

Cheapest round-trip

San FranciscoBirmingham

SFO San Francisco - BHX Birmingham

SFOBHX

San Francisco

Wed 11/11

4:35 pm-9:00 am

2 stops32h 25m

Birmingham

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$249

San FranciscoInverness

SFO San Francisco - INV Inverness

SFOINV

San Francisco

Tue 2/16

7:36 am-9:30 am

2 stops17h 54m

Inverness

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$321

San FranciscoEdinburgh

SFO San Francisco - EDI Edinburgh Turnhouse

SFOEDI

San Francisco

Mon 1/18

9:15 am-8:50 pm

3 stops27h 35m

Edinburgh Turnhouse

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$323

San FranciscoGlasgow

SFO San Francisco - GLA Glasgow Intl

SFOGLA

San Francisco

Tue 2/16

5:20 pm-1:30 pm

1 stop36h 10m

Glasgow Intl

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$345

San FranciscoGlasgow

SFO San Francisco - GLA Glasgow Intl

SFOGLA

San Francisco

Tue 3/23

6:25 pm-5:10 pm

1 stop15h 45m

Glasgow Intl

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$351

San FranciscoGlasgow

SFO San Francisco - GLA Glasgow Intl

SFOGLA

San Francisco

Tue 2/16

2:19 pm-3:50 pm

2 stops17h 31m

Glasgow Intl

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$355

San FranciscoEdinburgh

SFO San Francisco - EDI Edinburgh Turnhouse

SFOEDI

San Francisco

Sun 4/4

10:38 pm-10:50 pm

2 stops16h 12m

Edinburgh Turnhouse

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$355

San FranciscoEdinburgh

SFO San Francisco - EDI Edinburgh Turnhouse

SFOEDI

San Francisco

Tue 2/16

2:19 pm-3:15 pm

2 stops16h 56m

Edinburgh Turnhouse

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$355

San FranciscoEdinburgh

SFO San Francisco - EDI Edinburgh Turnhouse

SFOEDI

San Francisco

Wed 3/17

8:25 pm-6:55 pm

1 stop15h 30m

Edinburgh Turnhouse

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$362

San FranciscoBirmingham

SFO San Francisco - BHX Birmingham

SFOBHX

San Francisco

Thu 11/12

9:09 am-10:45 pm

2 stops29h 36m

Birmingham

Wed 12/31

12:00 am-3:00 pm

Nonstop0h 00m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 60 resultsSorted by cheapest first
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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 round-trip price

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, February is the cheapest month in which you can book a flight from San Francisco to United Kingdom (average of $668). Flying from San Francisco to United Kingdom in June is currently the most expensive (average of $1,304). 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?

It’s typically best to fly out from San Francisco to United Kingdom in the morning. Doing so could potentially save you 16% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from San Francisco to United Kingdom

The most flights from SFO to GB0 are scheduled on a Monday (32 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (27 on average).

How often are flights from San Francisco to the United Kingdom delayed?

About 11% of weekly flights between San Francisco and United Kingdom have experienced delays in the past year, with the average delay time being 152 minutes.

What is the most punctual flight time for San Francisco to the United Kingdom flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San Francisco to the United Kingdom flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 9% of flights being delayed.

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

The best time to book flights from San Francisco to United Kingdom is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Travelers seeking maximum savings on their San Francisco to United Kingdom flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing United Kingdom

Get a feel of what it's like to fly with Delta,Virgin Atlantic, andAer Lingus from San Francisco to the United Kingdom by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.8

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.

Overall

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.8

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.

Overall

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.8

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.

Overall

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.8

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.

Overall

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.8

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.

Overall

7.8

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

7.8

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?

    Most people fly from San Francisco (SFO) if they book a flight from San Francisco to United Kingdom. San Francisco is conveniently located just 11.0 mi from San Francisco’s city center.

  • How long is the flight from San Francisco to United Kingdom?

    Departing from San Francisco to United Kingdom will take you 14h 55m. Airlines will cover a distance of 4953 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $208. However, be on the lookout for offers from SWISS and Air France, as they are both options that can get you from San Francisco to United Kingdom for a low price.

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

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

    Before booking your flight to United Kingdom from San Francisco, check out the most reliable airlines to get you to your destination on time: Air Canada (83%), Austrian Airlines (83%), United Airlines( 83%).

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

    On average you can expect to pay $2,860 for a flight from San Francisco to United Kingdom. The cheapest flight overall is $324 while the most popular route, (San Francisco - London Heathrow) is currently priced at $358.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from San Francisco to United Kingdom (average of $668). Flying from San Francisco to United Kingdom in June is currently the most expensive (average of $1,304). 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 10 airlines flying from San Francisco to United Kingdom

AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$438Average$667FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$456Average$1,057FlexibilityNo cancel feeOn-time72%
IberiaCheapest$480Average$911FlexibilityNo cancel feeOn-time77%
DeltaCheapest$487Average$1,073FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$495Average$850FlexibilityNo cancel feeOn-time77%
FinnairCheapest$561Average$865FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$564Average$1,361FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$585Average$1,088FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$595Average$995FlexibilityNo cancel feeOn-time70%
KLMCheapest$606Average$861FlexibilityNo cancel feeOn-time75%

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