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Cheap flights from San Francisco Bay Area to Southampton from £363

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SOU
3 Sep — 10 Sep1
1 adult

Cheap flight deals from San Francisco Bay Area to Southampton

Keep the following information in mind while searching for San Francisco Bay Area to Southampton flight deals. Data was last updated 29 August 2025.

Round-trip from

£602

One-way from

£363

Popular in

June

Cheapest in

October

Average price

£531
KLM
  • KLM
  • 8/10-15/10
  • 2 total stops
  • 45h 25m total
  • San Francisco Bay Area to Southampton
Search Deals
Aer Lingus
  • Aer Lingus
  • 27/10
  • 1 total stop
  • 14h 15m total
  • San Francisco Bay Area to Southampton
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from San Francisco Bay Area to Southampton

Cheapest flights from San Francisco Bay Area to Southampton
Explore the most affordable flight options available from San Francisco Bay Area to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Wed 8/1013:45SFO - SOU
1 stop19h 15mKLM
Wed 15/1017:35SOU - SFO
1 stop26h 10mKLM
Deal found 27/8£602
Mon 15/913:45SFO - SOU
1 stop35h 00mKLM
Mon 22/909:20SOU - SFO
1 stop34h 25mKLM
Deal found 28/8£637
Wed 29/1005:55OAK - SOU
2 stops43h 10mDelta
Sun 2/1118:05SOU - OAK
2 stops49h 45mDelta
Deal found 28/8£640
Thu 4/913:45SFO - SOU
1 stop35h 00mKLM
Sun 14/909:20SOU - SFO
1 stop34h 25mKLM
Deal found 29/8£645
Wed 17/913:30SFO - SOU
2 stops19h 30mDelta
Wed 24/909:20SOU - SFO
2 stops20h 28mDelta
Deal found 27/8£648
Sun 12/1013:45SFO - SOU
1 stop35h 00mKLM
Sun 19/1018:25SOU - SFO
1 stop25h 20mKLM
Deal found 28/8£657
Sun 12/1006:20SJC - SOU
2 stops18h 25mKLM
Sun 19/1018:25SOU - SJC
2 stops32h 30mKLM
Deal found 28/8£660
Sun 12/1006:10SFO - SOU
2 stops18h 35mDelta
Sun 19/1018:25SOU - SFO
1 stop25h 20mDelta
Deal found 28/8£661
Sat 11/1013:30SJC - SOU
2 stops20h 20mKLM
Sat 18/1009:20SOU - SJC
2 stops16h 55mKLM
Deal found 27/8£722
Wed 24/906:00OAK - SOU
2 stops27h 00mKLM
Wed 1/1009:20SOU - OAK
2 stops22h 30mKLM
Deal found 28/8£923
Sat 11/1020:05OAK - SOU
2 stops52h 10mMultiple Airlines
Sat 18/1016:25SOU - OAK
2 stops49h 58mMultiple Airlines
Deal found 27/8£939
Tue 9/906:35SJC - SOU
3 stops28h 55mMultiple Airlines
Fri 12/909:40SOU - SJC
3 stops45h 15mMultiple Airlines
Deal found 26/8£1,025

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco Bay Area to Southampton 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 29 August 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Southampton that are best for you.

Fly from

San Francisco Bay Area

Fly to

Southampton

Route

Depart

Return

Price

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 8/10

13:45-17:00

1 stop19h 15m

Southampton Eastleigh

Wed 15/10

17:35-11:45

1 stop26h 10m

£602

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Mon 15/9

13:45-08:45

1 stop35h 00m

Southampton Eastleigh

Mon 22/9

09:20-11:45

1 stop34h 25m

£637

OaklandSouthampton

OAK - SOU

OAKSOU

Oakland

Wed 29/10

05:55-08:05

2 stops43h 10m

Southampton Eastleigh

Sun 2/11

18:05-11:50

2 stops49h 45m

£640

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 17/9

13:30-17:00

2 stops19h 30m

Southampton Eastleigh

Wed 24/9

17:35-11:45

1 stop26h 10m

£640

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 12/10

13:45-08:45

1 stop35h 00m

Southampton Eastleigh

Sun 19/10

18:25-11:45

1 stop25h 20m

£657

San JoseSouthampton

SJC - SOU

SJCSOU

San Jose

Sun 12/10

06:20-08:45

2 stops18h 25m

Southampton Eastleigh

Sun 19/10

18:25-18:55

2 stops32h 30m

£660

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 12/10

06:10-08:45

2 stops18h 35m

Southampton Eastleigh

Sun 19/10

18:25-11:45

1 stop25h 20m

£661

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 24/9

17:40-19:30

1 stop17h 50m

Southampton Eastleigh

Wed 1/10

09:10-15:55

1 stop14h 45m

£680

San JoseSouthampton

SJC - SOU

SJCSOU

San Jose

Sat 11/10

13:30-17:50

2 stops20h 20m

Southampton Eastleigh

Sat 18/10

09:20-18:15

2 stops16h 55m

£722

OaklandSouthampton

OAK - SOU

OAKSOU

Oakland

Wed 24/9

06:00-17:00

2 stops27h 00m

Southampton Eastleigh

Wed 1/10

09:20-23:50

2 stops22h 30m

£923

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 21 results
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Best time to book a flight from San Francisco Bay Area to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton 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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco Bay Area to Southampton

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

Currently, September is the cheapest month in which you can book a flight from San Francisco Bay Area to Southampton (average of £203). Flying from San Francisco Bay Area to Southampton in November is currently the most expensive (average of £262). 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 San Francisco Bay Area to Southampton. 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 into for flights to Southampton from San Francisco Bay Area?

    For a flight from San Francisco Bay Area to Southampton, you will be flying into Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.

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

    A quick flight from San Francisco Bay Area to Southampton can take about 19h 15m. KLM provides one of the quickest options available for as low as £602. Airlines will cover a distance of 5349 mi. This flight may include one or multiple stops.

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

    When deciding which route to take from San Francisco Bay Area to Southampton consider San Francisco - Southampton Eastleigh, Oakland - Southampton Eastleigh or San Jose - Southampton Eastleigh as they are the most popular.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Francisco Bay Area to Southampton (average of £203). Flying from San Francisco Bay Area to Southampton in November is currently the most expensive (average of £262). 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

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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 to Southampton?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco Bay Area to Southampton. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southampton from San Francisco Bay Area.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco Bay Area to Southampton, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on San Francisco Bay Area to Southampton flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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