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Flight Deals from San Francisco to London Heathrow Airport from $227

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Stops

  • Nonstop
    from $593
  • Up to 1 stop
    $544
  • Up to 2 stops
    $599

Airlines

  • Air Canada
    $654
  • Air France
    $659
  • American Airlines
    $606
  • British Airways
    $615
  • Delta Air Lines
    $593
  • Finnair
    $633
  • IBERIA
    $637
  • KLM
    $659
  • SAS Airlines
    $595
  • TAP Portugal
    $544
  • United Airlines
    $655
  • Virgin Atlantic
    $633

Cabin Class

  • Economy
    $544

Departure Airports

  • San Francisco International Airport
    $544

Arrival Airports

  • London Heathrow Airport
    $544

Layover Airports

  • Amsterdam Airport Schiphol
    $659
  • Brussels Airport
    $662
  • Chicago O Hare Airport
    $624
  • Copenhagen Kastrup Airport
    $595
  • Dublin Airport
    $606
  • Francisco de Sá Carneiro Airport
    $652
  • Frankfurt am Main Airport
    $660
  • General Edward Lawrence Logan International Airport
    $608
  • Hartsfield Jackson Atlanta International Airport
    $608
  • Humberto Delgado Airport (Lisbon Portela Airport)
    $544
  • Los Angeles International Airport
    $643
  • Minneapolis-St Paul International/Wold-Chamberlain Airport
    $594
  • Montreal Trudeau Airport
    $654
  • Munich Airport
    $658
  • New York John F Kennedy Airport
    $615
  • Newark Liberty Airport
    $665
  • Oslo Gardermoen Airport
    $599
  • Philadelphia International Airport
    $644
  • Phoenix Sky Harbor International Airport
    $619
  • Salt Lake City International Airport
    $664
  • Seattle Tacoma International Airport
    $600
  • Stockholm Arlanda Airport
    $608
  • Vancouver International Airport
    $654
  • Washington Dulles Airport
    $660
  • Zürich Airport
    $654

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TAP Portugal Logo
TAP Portugal

09/29/25

SFO
26h 30m
LIS

09/30/25

LHR
TAP Portugal Logo
TAP Portugal

10/06/25

LHR
21h 10m
LIS

10/07/25

SFO
$544
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/10/25

SFO
18h 20m
Direct

09/11/25

LHR
Delta Air Lines Logo
Delta Air Lines

09/25/25

LHR
3h
Direct

09/25/25

SFO
$593
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/10/25

SFO
22h 10m
MSP

09/11/25

LHR
Delta Air Lines Logo
Delta Air Lines

09/25/25

LHR
3h
Direct

09/25/25

SFO
$594
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

09/23/25

SFO
22h
CPH

09/24/25

LHR
SAS Airlines Logo
SAS Airlines

10/06/25

LHR
6h 10m
CPH

10/06/25

SFO
$595
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

09/24/25

SFO
22h
CPH

09/25/25

LHR
SAS Airlines Logo
SAS Airlines

10/06/25

LHR
9h 25m
OSL
CPH

10/06/25

SFO
$599
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/10/25

SFO
21h 35m
SEA

09/11/25

LHR
Delta Air Lines Logo
Delta Air Lines

09/25/25

LHR
6h
SEA

09/25/25

SFO
$600
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

09/10/25

SFO
18h 25m
Direct

09/11/25

LHR
American Airlines Logo
American Airlines

09/25/25

LHR
6h 5m
DUB

09/25/25

SFO
$606
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

10/01/25

SFO
22h
CPH

10/02/25

LHR
SAS Airlines Logo
SAS Airlines

10/15/25

LHR
19h 25m
ARN
CPH

10/16/25

SFO
$608
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/23/25

SFO
23h 15m
ATL

09/24/25

LHR
Delta Air Lines Logo
Delta Air Lines

10/09/25

LHR
10h 48m
BOS

10/09/25

SFO
$608
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/30/25

SFO
23h 45m
ATL

10/01/25

LHR
Delta Air Lines Logo
Delta Air Lines

10/08/25

LHR
15h 11m
SEA

10/09/25

SFO
$608
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/17/25

SFO
18h 25m
Direct

09/18/25

LHR
British Airways Logo
British Airways

09/30/25

LHR
8h 52m
JFK

09/30/25

SFO
$615
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/17/25

SFO
20h 25m
PHX

09/18/25

LHR
British Airways Logo
British Airways

09/30/25

LHR
8h 52m
JFK

09/30/25

SFO
$619
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/19/25

SFO
21h 35m
ORD

09/20/25

LHR
British Airways Logo
British Airways

09/25/25

LHR
8h 52m
JFK

09/25/25

SFO
$624
Free cancellation within 83 hours of booking
Finnair Logo
Finnair

09/10/25

SFO
18h 25m
Direct

09/11/25

LHR
Finnair Logo
Finnair

09/25/25

LHR
3h 5m
Direct

09/25/25

SFO
$633
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

09/10/25

SFO
18h 20m
Direct

09/11/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

09/25/25

LHR
3h 5m
Direct

09/25/25

SFO
$633
Free cancellation within 83 hours of booking
IBERIA Logo
IBERIA

09/10/25

SFO
18h 25m
Direct

09/11/25

LHR
IBERIA Logo
IBERIA

09/25/25

LHR
3h 5m
Direct

09/25/25

SFO
$637
Free cancellation within 83 hours of booking
Finnair Logo
Finnair

09/10/25

SFO
18h 25m
Direct

09/11/25

LHR
Finnair Logo
Finnair

09/25/25

LHR
7h 12m
LAX

09/25/25

SFO
$643
Free cancellation within 83 hours of booking
IBERIA Logo
IBERIA

09/10/25

SFO
21h 8m
PHL

09/11/25

LHR
IBERIA Logo
IBERIA

09/25/25

LHR
3h 5m
Direct

09/25/25

SFO
$644
Free cancellation within 83 hours of booking
TAP Portugal Logo
TAP Portugal

10/01/25

SFO
23h 15m
LIS

10/02/25

LHR
TAP Portugal Logo
TAP Portugal

10/12/25

LHR
26h 25m
OPO
LIS

10/13/25

SFO
$652
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

09/22/25

SFO
42h 40m
YUL

09/24/25

LHR
Air Canada Logo
Air Canada

09/29/25

LHR
44h 48m
ZRH
YVR

10/01/25

SFO
$654
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

09/22/25

SFO
18h 20m
Direct

09/23/25

LHR
United Airlines Logo
United Airlines

10/06/25

LHR
20h 5m
ZRH

10/07/25

SFO
$655
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

09/21/25

SFO
25h 5m
YUL

09/22/25

LHR
Air Canada Logo
Air Canada

10/07/25

LHR
7h 35m
MUC

10/07/25

SFO
$658
Free cancellation within 83 hours of booking
Air France Logo
Air France

09/10/25

SFO
18h 20m
Direct

09/11/25

LHR
Air France Logo
Air France

09/25/25

LHR
3h
Direct

09/25/25

SFO
$659
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

09/30/25

SFO
18h 20m
Direct

10/01/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/13/25

LHR
16h 30m
AMS

10/14/25

SFO
$659
Free cancellation within 83 hours of booking
KLM Logo
KLM

09/10/25

SFO
18h 20m
Direct

09/11/25

LHR
KLM Logo
KLM

09/25/25

LHR
3h
Direct

09/25/25

SFO
$659
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

09/24/25

SFO
25h 5m
YUL

09/25/25

LHR
Air Canada Logo
Air Canada

10/22/25

LHR
6h 10m
FRA

10/22/25

SFO
$660
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

09/22/25

SFO
21h 30m
IAD

09/23/25

LHR
United Airlines Logo
United Airlines

10/06/25

LHR
20h 5m
ZRH

10/07/25

SFO
$660
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

09/23/25

SFO
42h 40m
YUL

09/25/25

LHR
Air Canada Logo
Air Canada

09/30/25

LHR
13h 16m
BRU
YUL

09/30/25

SFO
$662
Free cancellation within 83 hours of booking
Virgin Atlantic Logo
Virgin Atlantic

09/23/25

SFO
20h 15m
SLC

09/24/25

LHR
Virgin Atlantic Logo
Virgin Atlantic

10/09/25

LHR
14h 50m
AMS

10/10/25

SFO
$664
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

09/13/25

SFO
31h 10m
EWR

09/15/25

LHR
United Airlines Logo
United Airlines

09/26/25

LHR
6h 30m
FRA

09/26/25

SFO
$665
Free cancellation within 83 hours of booking

Top Deals on flights from San Francisco to London Heathrow Airport

San Francisco, US (SFO) - London, GB (LON)

TAP Portugal Logo
TAP Portugal

Aug 5

SFO
42h
LIS

Aug 7

LHR

as low as

$227

San Francisco, US (SFO) - London, GB (LON)

Air Canada Logo
Air Canada

May 7

SFO
20h 45m
YVR

May 8

LHR

as low as

$234

San Francisco, US (SFO) - London, GB (LON)

Aer Lingus Logo
Aer Lingus

May 13

SFO
22h 10m
DUB

May 14

LHR

as low as

$356

San Francisco, US (SFO) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

Apr 30

SFO
25h 5m
LAX

May 1

LHR

as low as

$364

San Francisco, US (SFO) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

May 12

SFO
18h 20m
Direct

May 13

LHR

as low as

$364

San Francisco, US (SFO) - London, GB (LON)

American Airlines Logo
American Airlines

Aug 10

SFO
18h 25m
Direct

Aug 11

LHR

as low as

$364

San Francisco, US (SFO) - London, GB (LON)

IBERIA Logo
IBERIA

Aug 10

SFO
18h 25m
Direct

Aug 11

LHR

as low as

$366

San Francisco, US (SFO) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

Jul 20

SFO
23h 15m
ATL

Jul 21

LHR

as low as

$368

San Francisco, US (SFO) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

May 7

SFO
21h 55m
MSP

May 8

LHR

as low as

$368

San Francisco, US (SFO) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

Sep 28

SFO
21h 35m
SEA

Sep 29

LHR

as low as

$368

San Francisco, US (SFO) - London, GB (LON)

American Airlines Logo
American Airlines

Apr 30

SFO
23h 8m
ORD

May 1

LHR

as low as

$368

San Francisco, US (SFO) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

Sep 10

SFO
27h 30m
BOS

Sep 11

LHR

as low as

$368

Frequently Asked Questions

What is the typical flight duration from San Francisco to London Heathrow Airport?
The flight from San Francisco to London Heathrow Airport typically lasts between 10 to 12 hours non-stop. This duration can vary depending on wind patterns, air traffic, and the specific flight path chosen. When planning your trip, it is advisable to account for possible delays at departure or upon landing. Make sure to check with your airline for the most current schedule details well before your journey, ensuring you have a comfortable and well-prepared travel experience.
Are there any direct flights available from San Francisco to London Heathrow Airport?
Yes, there are direct flights available from San Francisco International to London Heathrow Airport. Several airlines operate non-stop services on this route, allowing for a smoother and faster travel experience. These flights typically maintain the same duration of 10 to 12 hours when compared to connecting flights. Travelers are encouraged to compare various airline schedules and prices, as seating arrangements and in-flight amenities can differ significantly, ensuring a more personalized travel experience.
What are the best transportation options from London Heathrow Airport to central London for travelers arriving from San Francisco?
For travelers arriving at London Heathrow Airport from San Francisco, the best transportation options include the Heathrow Express, London Underground, taxis, and ride-sharing services. The Heathrow Express offers speeds between 15 to 25 minutes to Paddington Station, though costs generally range from £22 to £27. The Piccadilly line provides a more economical option, with journeys taking between 45 to 60 minutes and fares around £5 to £10. Each alternative has its benefits, depending on budget and time preferences.
What are the must-see attractions in London for travelers coming from San Francisco?
Travelers from San Francisco visiting London should consider exploring iconic landmarks like the Buckingham Palace, Tower of London, and Big Ben. In addition, the London Eye offers panoramic views of the city, while museums such as the British Museum and the Natural History Museum cater to cultural interests. Walking along the River Thames or enjoying a show in the West End provides further insight into the city's vibrant ambiance. Each site provides a rich glimpse into London's historical and modern-day appeal.
Which local dishes should travelers from San Francisco try when visiting London?
Travelers from San Francisco should savor traditional British dishes offered in London. Notable options include the classic fish and chips served with mushy peas, and savory bangers and mash featuring locally reared sausages and creamy mashed potatoes. A hearty full English breakfast, especially on weekends, and the delectable Sunday roast are also popular. Additionally, exploring neighborhood gastropubs may introduce you to modern takes on British classics, offering a delightful mix of traditional flavors and contemporary culinary twists.
What are the best family-friendly activities in London for visitors arriving from San Francisco?
Families traveling from San Francisco to London will appreciate a variety of engaging activities. Key attractions include interactive museums like the Science Museum and the Natural History Museum, which both offer educational exhibits and fun activities for children. London Zoo and the SEA LIFE London Aquarium are excellent for animal enthusiasts, while expansive green spaces such as Hyde Park and Regent’s Park invite outdoor picnics and recreational activities. Each location is designed to cater to all age groups, making your visit both enjoyable and memorable.
Are there any cultural etiquette tips that travelers from San Francisco should be aware of when visiting London?
Yes, there are several cultural etiquette tips to consider when visiting London. It is customary to queue politely and respect personal space in crowded areas. When dining, tipping around 10-15% is appreciated, though sometimes a service charge is already included. Avoid discussing topics such as the Royal Family or making unsolicited personal comments. Maintaining a polite demeanor, using 'please' and 'thank you', and being punctual for appointments are valued traits. These practices help ensure a respectful and smooth interaction with locals.
What are the most affordable dining options in London for travelers from San Francisco?
For budget-conscious travelers from San Francisco, London offers vibrant dining options that combine affordability with quality. Street food markets like Borough Market and Camden Market provide meals in the range of £5 to £15, featuring a variety of cuisines. Local pubs often serve hearty meals at competitive prices, while chain eateries across the city offer economical choices. Additionally, small ethnic restaurants and takeaway establishments allow visitors to enjoy flavorful dishes without overspending. These affordable dining spots provide an excellent way to experience the local culinary scene.
What are the top shopping districts in London for travelers from San Francisco looking for unique souvenirs?
Travelers from San Francisco should explore several shopping districts in London for unique souvenirs. Oxford Street and Regent Street host a diverse range of high-street and luxury brands, while Covent Garden and Carnaby Street offer boutique shops filled with artisanal and locally produced goods. For an eclectic mix, consider exploring markets such as Portobello Road and Camden Market where handmade crafts, vintage items, and quirky finds are plentiful. Each district provides a distinctive shopping experience that reflects the city’s rich culture and style.
What are the best seasonal travel tips for visiting London from San Francisco?
Depending on the season, travelers from San Francisco will find London offering a variety of seasonal tips to enhance their visit. In winter, pack warm clothing as temperatures often range from 2°C to 8°C, and take advantage of festive markets and ice-skating rinks. During spring and summer, when temperatures are milder between 15°C to 25°C, outdoor attractions and garden tours are ideal. Autumn brings a magical ambiance with falling leaves and cultural events. Booking accommodations in advance and being aware of seasonal events can greatly improve your travel experience.
Is there a specific time of year when London is best visited by travelers from San Francisco?
Yes, the period from late spring to early summer is often considered the best time for visitors from San Francisco to experience London. Typically, May to early July offers comfortable weather, with temperatures ranging from 15°C to 24°C, and longer daylight hours ideal for sightseeing. This season also minimizes the chilly and unpredictable winter conditions, making outdoor explorations and cultural events more enjoyable. Early booking is advised during these popular months to secure favorable accommodation and travel deals, ensuring an optimal balance between comfort and activity.
What are the customs requirements for travelers flying from San Francisco to London?
Travelers departing from San Francisco to London should ensure that all customs requirements are met. A valid passport is mandatory with at least six months of validity beyond the planned departure date from the United Kingdom. Depending on nationality, a visa or electronic travel authorization may also be required. Declare any restricted items properly upon arrival and research regulations regarding duty-free allowances. It is important to review the latest official guidelines well before departure to avoid any last-minute complications and ensure a smooth transition through customs upon arrival in London Heathrow Airport.
Are there any health precautions that travelers from San Francisco should consider before visiting London?
Travelers from San Francisco should consider a few health precautions before visiting London. Ensure routine vaccinations are up-to-date, including tetanus and measles boosters if needed, and consult with a travel health specialist for any additional recommendations such as influenza shots during the colder months. Though London generally maintains high standards of health care, it is wise to carry any prescription medications along with a copy of the prescription. Additionally, travel insurance that covers medical emergencies is advised to guarantee prompt access to quality health services during your stay.
What unique airport amenities can travelers expect at London Heathrow Airport when arriving from San Francisco?
Travelers arriving on flights from San Francisco can expect several unique airport amenities at London Heathrow Airport. The airport boasts an array of high-quality lounges offering comfortable seating, complimentary food and beverages, and free Wi-Fi. Art installations and retail spaces enhance the overall experience, while efficient customs processing stations and multilingual assistance improve accessibility. Relaxation zones and diverse dining options catering to various budgets further contribute to a stress-reduced transition from flight to ground transportation. These features collectively improve your arrival experience with a blend of comfort and efficiency.
What are the best seating options for families traveling from San Francisco to London?
Families flying from San Francisco to London should consider selecting seating options that provide ample space and convenience. Booking seats in advance, such as bulkhead or exit row seats, can ensure extra legroom and easier access for young children. Many airlines offer family pre-assigned seating arrangements, allowing parents to sit together while keeping an eye on their little ones. Options like adjoining seats or a combination of window and aisle selections offer comfort and convenience during the 10 to 12 hour journey. It’s wise to check with your carrier early to secure the most family-friendly configurations available.

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