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£63+ 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 17/8. 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
16 Jul — 23 Jul1
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 11 July 2025.

Sun 3/806:30SJC - LHR
1 stop23h 00mVirgin Atlantic
Tue 19/810:55LHR - SJC
1 stop15h 34mVirgin Atlantic
Deal found 10/7£329
Sun 3/806:20SJC - LHR
1 stop18h 00mUnited Airlines
Tue 19/811:25LHR - SJC
1 stop17h 52mUnited Airlines
Deal found 9/7£361
Wed 6/807:00SJC - LGW
2 stops19h 00mDelta
Fri 22/812:00LGW - SJC
2 stops30h 34mDelta
Deal found 11/7£364
Mon 4/816:55OAK - LHR
2 stops37h 20mDelta
Wed 20/811:45LHR - OAK
2 stops20h 05mDelta
Deal found 10/7£380
Tue 11/1116:02SJC - LHR
2 stops31h 08mAir Canada
Tue 18/1118:00LHR - SJC
2 stops34h 53mAir Canada
Deal found 10/7£384
Mon 4/806:00OAK - LHR
1 stop19h 50mKLM
Wed 20/811:00LHR - OAK
1 stop20h 50mKLM
Deal found 10/7£385
Tue 19/813:20SJC - LHR
1 stop15h 50mKLM
Tue 26/813:05LHR - SJC
1 stop17h 33mKLM
Deal found 9/7£386
Sun 3/806:20SJC - LHR
1 stop22h 50mDelta
Tue 19/806:15LHR - SJC
2 stops17h 52mDelta
Deal found 9/7£386
Thu 21/810:35SJC - LGW
1 stop16h 20mMultiple Airlines
Wed 17/910:55LGW - SJC
1 stop31h 03mMultiple Airlines
Deal found 9/7£390
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

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 11 July 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 - LHR

SJCLHR

San Jose

Sun 3/8

06:30-13:30

1 stop23h 00m

London Heathrow

Tue 19/8

10:55-18:29

1 stop15h 34m

£329

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 3/8

06:20-08:20

1 stop18h 00m

London Heathrow

Tue 19/8

11:25-21:17

1 stop17h 52m

£361

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Wed 6/8

07:00-10:00

2 stops19h 00m

London Gatwick

Fri 22/8

12:00-10:34

2 stops30h 34m

£364

OaklandLondon

OAK - LHR

OAKLHR

Oakland

Mon 4/8

16:55-14:15

2 stops37h 20m

London Heathrow

Wed 20/8

11:45-23:50

2 stops20h 05m

£380

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 11/11

16:02-07:10

2 stops31h 08m

London Heathrow

Tue 18/11

18:00-20:53

2 stops34h 53m

£384

OaklandLondon

OAK - LHR

OAKLHR

Oakland

Mon 4/8

06:00-09:50

1 stop19h 50m

London Heathrow

Wed 20/8

11:00-23:50

1 stop20h 50m

£385

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Tue 19/8

13:20-13:10

1 stop15h 50m

London Heathrow

Tue 26/8

13:05-22:38

1 stop17h 33m

£386

San JoseLondon

SJC - LHR

SJCLHR

San Jose

Sun 3/8

06:20-13:10

1 stop22h 50m

London Heathrow

Tue 19/8

06:15-16:07

2 stops17h 52m

£386

San JoseLondon

SJC - LGW

SJCLGW

San Jose

Thu 21/8

10:35-10:55

1 stop16h 20m

London Gatwick

Wed 17/9

10:55-09:58

1 stop31h 03m

£390

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

Flights are sorted by cheapest return flights first.

Deals found on 10/7

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 £386). Flying from San Francisco Bay Area in June will prove the most costly (average of £596). 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.

Which airlines fly from San Francisco Bay Area?

Many airlines operate round-trip flights from San Francisco Bay Area: Virgin Atlantic, United Airlines, British Airways, Lufthansa, Iberia. These airlines fly to the following popular destinations: London.

United Airlines
United Airlines
From £153
Frontier
Frontier
From £20
Alaska Airlines
Alaska Airlines
From £54
Virgin Atlantic
Virgin Atlantic
From £416

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.
Delta
8.0
Very Good
7,951 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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.
Alaska Airlines
8.0
Very Good
10,000 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

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.

Browse thousands of different options on Cheapflights for your next trip

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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 11 July 2025.

  • What is the cheapest airport to fly out of San Francisco Bay Area?

    Seoul Gimpo Intl airport offers the cheapest routes to Jeju City, from £13; whereas London Gatwick airport is typically cheaper if you're flying to Abidjan, from £24. 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 Seoul to Jeju City from £13 round trip
    Travel from London to Málaga from £24 round trip
    Travel from London to Sofia from £24 round trip
    Travel from London to Gdansk from £24 round trip
    Travel from London to Poznan from £24 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!

See more FAQs

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 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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