£54+ Cheap flights from San Francisco Bay Area

This is the cheapest return 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. Click the price to replicate the search for this deal.
SFO — LHR
23 jul. — 30 jul.1
1 adult

Find flights from San Francisco Bay Area

Cheapest flights from San Francisco Bay Area
Explore the most affordable flight options available from San Francisco Bay Area. Find the lowest fares based on data from user searches, with prices last updated on 18 juli 2025.

ti. 5/819:57SJC - LGW
1 stop30h 58mMultiple Airlines
to. 28/810:45LGW - SJC
1 stop15h 40mMultiple Airlines
Deal found 16/7£354
sø. 3/806:20SJC - LHR
1 stop21h 25mUnited Airlines
ti. 19/811:25LHR - SJC
1 stop17h 52mUnited Airlines
Deal found 18/7£363
lø. 13/912:30SJC - LHR
2 stops37h 30mAir Canada
fr. 26/912:05LHR - SJC
2 stops40h 49mAir Canada
Deal found 17/7£388
ma. 8/914:30SJC - LHR
1 stop15h 45mKLM
ti. 23/912:25LHR - SJC
1 stop16h 19mKLM
Deal found 16/7£389
sø. 24/806:30SJC - LHR
1 stop16h 15mDelta
ti. 16/906:15LHR - SJC
2 stops17h 57mDelta
Deal found 17/7£389
ti. 11/1105:55OAK - LHR
1 stop20h 05mDelta
on. 19/1106:20LHR - OAK
2 stops25h 33mDelta
Deal found 18/7£389
on. 13/811:14SJC - LHR
2 stops14h 36mVirgin Atlantic
on. 24/908:40LHR - SJC
2 stops17h 34mVirgin Atlantic
Deal found 16/7£395
sø. 14/919:30SFO - LCY
1 stop14h 00mSWISS
ti. 23/909:25LCY - SFO
1 stop14h 45mSWISS
Deal found 17/7£404
ti. 19/816:03SFO - LGW
1 stop34h 52mMultiple Airlines
to. 11/910:45LGW - SFO
1 stop21h 14mMultiple Airlines
Deal found 17/7£404
ti. 11/1112:00SFO - LHR
2 stops42h 05mAustrian Airlines
to. 20/1106:00LHR - SFO
2 stops23h 34mAustrian Airlines
Deal found 18/7£404
to. 16/1016:20SFO - LGW
2 stops20h 05mTAP AIR PORTUGAL
ma. 20/1016:25LGW - SFO
1 stop29h 10mTAP AIR PORTUGAL
Deal found 17/7£405
to. 16/1016:30SFO - LHR
Nonstop10h 25mBritish Airways
fr. 31/1015:25LHR - SFO
Nonstop11h 20mBritish Airways
Deal found 18/7£405

Find flights from San Francisco Bay Area within your budget

Find flights departing from San Francisco Bay Area that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 18 juli 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

San JoseLondon

SJC - LGW

SJCLGW

San Jose

ti. 5/8

19:57-10:55

1 stop30h 58m

London Gatwick

to. 28/8

10:45-18:25

1 stop15h 40m

£354

San JoseLondon

SJC - LHR

SJCLHR

San Jose

sø. 3/8

06:20-11:45

1 stop21h 25m

London Heathrow

ti. 19/8

11:25-21:17

1 stop17h 52m

£363

San JoseLondon

SJC - LHR

SJCLHR

San Jose

lø. 13/9

12:30-10:00

2 stops37h 30m

London Heathrow

fr. 26/9

12:05-20:54

2 stops40h 49m

£388

San JoseLondon

SJC - LHR

SJCLHR

San Jose

ma. 8/9

14:30-14:15

1 stop15h 45m

London Heathrow

ti. 23/9

12:25-20:44

1 stop16h 19m

£389

San JoseLondon

SJC - LHR

SJCLHR

San Jose

sø. 24/8

06:30-06:45

1 stop16h 15m

London Heathrow

ti. 16/9

06:15-16:12

2 stops17h 57m

£389

OaklandLondon

OAK - LHR

OAKLHR

Oakland

ti. 11/11

05:55-10:00

1 stop20h 05m

London Heathrow

to. 20/11

06:20-23:53

2 stops25h 33m

£389

San JoseLondon

SJC - LHR

SJCLHR

San Jose

on. 13/8

11:14-09:50

2 stops14h 36m

London Heathrow

on. 24/9

08:40-18:14

2 stops17h 34m

£395

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

sø. 14/9

19:30-17:30

1 stop14h 00m

London City

ma. 22/9

18:05-16:10

1 stop30h 05m

£404

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

ti. 11/11

12:00-14:05

2 stops42h 05m

London Heathrow

to. 20/11

06:00-21:34

2 stops23h 34m

£404

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

ti. 19/8

16:03-10:55

1 stop34h 52m

London Gatwick

to. 11/9

10:45-23:59

1 stop21h 14m

£404

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly from San Francisco Bay Area 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.

Travel insights for flights from San Francisco Bay Area

Get recent, data-driven insights about flights from San Francisco Bay Area including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area (average of £392). Flying from San Francisco Bay Area in June will prove the most costly (average of £598). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from San Francisco Bay Area?

Use this chart to determine the cheapest time to fly return from San Francisco Bay Area to Heathrow. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from San Francisco Bay Area would be wise to consider leaving during Wednesday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Friday at midday when fares are usually the most expensive.

Airline reviews for flights from San Francisco Bay Area

Get insights into the airlines that provide service from San Francisco Bay Area. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco Bay Area. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Check out reviews from past customers who have flown Delta, Alaska Airlines, andKLM from San Francisco Bay Area to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

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.
8.0
Very Good

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

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.

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

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.

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

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.

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

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.

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

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.

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Related info for your journey

Access useful and relevant information related to your journey from San Francisco Bay Area. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 juli 2025.
  • What is the cheapest airport to fly out of San Francisco Bay Area?

    New York John F Kennedy Intl airport offers the cheapest routes to Edinburgh, from £1; whereas Boston Logan Intl airport is typically cheaper if you're flying to Edinburgh, from £1. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from San Francisco Bay Area?

    At the present moment the cheapest month to fly from San Francisco Bay Area is currently January; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Francisco Bay Area?

    Check out the cheapest flights from San Francisco Bay Area to embark to:
    Travel from New York to London from £1 round trip
    Travel from London to New York from £12 round trip
    Travel from Glasgow to Dublin from £18 round trip
    Travel from Manchester to Barcelona from £19 round trip
    Travel from London to Gdansk from £26 round trip

  • How does Cheapflights help users find flights from San Francisco Bay Area?

    Deals for flights from San Francisco Bay Area are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from San Francisco Bay Area?

    Cheapflights simply makes it quick and affordable to book flights from San Francisco Bay Area by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from San Francisco Bay Area with no change fees?

    Need flexible booking options for your flight from San Francisco Bay Area ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from San Francisco Bay Area become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from San Francisco Bay Area today and book when you’re ready!

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How does Cheapflights help users find flights from San Francisco Bay Area?

Deals for flights from San Francisco Bay Area are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Francisco Bay Area?

Cheapflights simply makes it quick and affordable to book flights from San Francisco Bay Area by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from San Francisco Bay Area with no change fees?

Need flexible booking options for your flight from San Francisco Bay Area ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco Bay Area become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from San Francisco Bay Area today and book when you’re ready!

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