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Cheap flights from Southampton to San Francisco Bay Area from £435

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SFO
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to San Francisco Bay Area

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to San Francisco Bay Area
Explore the most affordable flight options available from Southampton to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Fri 26/1209:30SOU - SFO
1 stop14h 05mBritish Airways
Fri 2/117:20SFO - SOU
1 stop31h 25mBritish Airways
Deal found 17/12£760
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Wed 7/117:20SFO - SOU
1 stop14h 15mBritish Airways
Deal found 17/12£802
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Tue 6/117:20SFO - SOU
1 stop31h 25mBritish Airways
Deal found 17/12£808
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Sat 10/117:20SFO - SOU
1 stop14h 15mBritish Airways
Deal found 17/12£833
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Fri 9/117:20SFO - SOU
1 stop31h 25mBritish Airways
Deal found 17/12£838
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Mon 5/117:20SFO - SOU
1 stop34h 35mBritish Airways
Deal found 17/12£887
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Sun 4/118:20SFO - SOU
1 stop13h 15mBritish Airways
Deal found 17/12£911
Wed 24/1208:35SOU - SFO
2 stops18h 10mBritish Airways
Thu 8/117:30SFO - SOU
2 stops19h 30mBritish Airways
Deal found 17/12£970
Sat 20/1209:25SOU - SFO
2 stops33h 18mDelta
Sat 10/114:39SFO - SOU
2 stops42h 26mDelta
Deal found 17/12£976
Wed 24/1217:30SOU - SFO
1 stop26h 20mDelta
Thu 8/113:55SFO - SOU
1 stop19h 10mDelta
Deal found 17/12£985
Mon 22/1218:05SOU - SFO
1 stop25h 45mDelta
Sun 28/1213:55SFO - SOU
1 stop34h 15mDelta
Deal found 18/12£988
Wed 24/1208:40SOU - SFO
2 stops20h 10mDelta
Sat 10/118:30SFO - SOU
2 stops38h 35mDelta
Deal found 17/12£990

Find flight deals from Southampton to San Francisco Bay Area

Keep the following information in mind while searching for Southampton to San Francisco Bay Area flight deals. Data was last updated 18 December 2025.

Round-trip from

£551

One-way from

£435

Popular in

July

Cheapest in

September

Average price

£618
Virgin Atlantic
  • Virgin Atlantic
  • 31/1-7/2
  • 3 total stops
  • 40h 59m total
  • Southampton to San Francisco Bay Area
Search Deals
British Airways
  • British Airways
  • 27/4
  • 1 total stop
  • 14h 35m total
  • Southampton to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to San Francisco Bay Area that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from Southampton to San Francisco Bay Area that are best for you.

Fly from

Southampton

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sat 31/1

09:25-23:04

2 stops21h 39m

San Francisco

Sat 7/2

13:55-17:15

1 stop19h 20m

£551

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Wed 18/2

08:55-18:45

2 stops17h 50m

San Francisco

Sun 22/2

18:20-15:35

1 stop13h 15m

£571

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sat 31/1

09:25-23:04

2 stops21h 39m

San Francisco

Sat 7/2

10:30-17:15

2 stops22h 45m

£574

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 30/1

17:35-11:50

1 stop26h 15m

San Francisco

Fri 6/2

07:00-08:45

2 stops17h 45m

£586

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 12/6

09:05-20:19

2 stops19h 14m

San Francisco

Wed 17/6

13:45-16:50

1 stop19h 05m

£616

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 30/1

20:10-15:35

1 stop27h 25m

San Francisco

Fri 6/2

17:20-08:45

1 stop31h 25m

£620

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sat 13/6

09:10-15:45

1 stop14h 35m

San Francisco

Thu 18/6

17:45-19:30

1 stop17h 45m

£629

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 12/6

20:00-15:45

1 stop27h 45m

San Francisco

Wed 17/6

17:45-19:30

1 stop17h 45m

£636

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 12/6

20:00-15:45

1 stop27h 45m

San Francisco

Thu 18/6

17:45-19:30

1 stop17h 45m

£636

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Wed 29/4

09:10-15:45

1 stop14h 35m

£435

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from Southampton to San Francisco Bay Area

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

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

Currently, February is the cheapest month in which you can book a flight from Southampton to San Francisco Bay Area (average of £354). Flying from Southampton to San Francisco Bay Area in July is currently the most expensive (average of £457). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to San Francisco Bay Area. 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 Southampton to San Francisco Bay Area?

    If you book a flight to San Francisco Bay Area from Southampton, you will be flying from Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton.

  • How long is the flight from Southampton to San Francisco Bay Area?

    Airlines like Virgin Atlantic, British Airways, and KLM fly from Southampton to San Francisco Bay Area in about 17h 50m. The time it takes to get you to your destination can typically vary by up to 3h 49m. The distance between Southampton and San Francisco Bay Area is about 5349 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Southampton to San Francisco Bay Area?

    The most popular flight routes from Southampton to San Francisco Bay Area are Southampton Eastleigh - San Francisco, Southampton Eastleigh - San Jose and Southampton Eastleigh - Oakland.

  • Can I find deals for flights from Southampton to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Southampton to San Francisco Bay Area flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to San Francisco Bay Area.

  • Can I find deals for business class flights from Southampton to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Southampton to San Francisco Bay Area 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 Southampton to San Francisco Bay Area?

    Currently, February is the cheapest month in which you can book a flight from Southampton to San Francisco Bay Area (average of £354). Flying from Southampton to San Francisco Bay Area in July is currently the most expensive (average of £457). 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

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Alternative routes for Southampton to San Francisco Bay Area

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

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

Need flexible booking options for your flight to San Francisco Bay Area from Southampton? 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 Southampton to San Francisco Bay Area become cheaper?

Of course! You can now track prices for flights from Southampton to San Francisco Bay Area 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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