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Cheap flights from Southampton to Fremont from £544

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SFO
20 Nov — 27 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Southampton to Fremont

Keep the following information in mind while searching for Southampton to Fremont flight deals. Data was last updated 21 October 2025.

Round-trip from

£579

One-way from

£544

Popular in

July

Cheapest in

September

Average price

£487
KLM
  • KLM
  • 3/12-10/12
  • 4 total stops
  • 36h 53m total
  • Southampton to Fremont
Search Deals
British Airways
  • British Airways
  • 17/11
  • 1 total stop
  • 14h 05m total
  • Southampton to Fremont
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£62 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Southampton to Fremont

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Fremont
Explore the most affordable flight options available from Southampton to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Wed 3/1208:40SOU - SFO
2 stops19h 48mKLM
Wed 10/1207:15SFO - SOU
2 stops17h 05mKLM
Deal found 19/10£579
Wed 3/1214:25SOU - SFO
3 stops32h 35mBritish Airways
Wed 10/1220:40SFO - SOU
2 stops28h 05mBritish Airways
Deal found 19/10£754
Thu 30/1019:55SOU - SFO
2 stops30h 50mBritish Airways
Sun 9/1118:20SFO - SOU
1 stop13h 15mBritish Airways
Deal found 20/10£1,040
Wed 3/1220:10SOU - SFO
3 stops28h 20mMultiple Airlines
Wed 10/1219:25SFO - SOU
3 stops32h 25mMultiple Airlines
Deal found 19/10£1,104

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Fremont 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 21 October 2025.
Use the filters below to find and compare flights from Southampton to Fremont that are best for you.

Fly from

Southampton

Fly to

Fremont

Route

Depart

Return

Price

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Wed 3/12

08:40-20:28

2 stops19h 48m

San Francisco

Wed 10/12

13:55-08:05

1 stop34h 10m

£579

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Wed 3/12

14:25-15:00

3 stops32h 35m

San Francisco

Wed 10/12

20:40-08:45

2 stops28h 05m

£754

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 27/3

08:40-23:15

2 stops21h 35m

San Francisco

Tue 31/3

13:45-17:00

1 stop19h 15m

£832

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 27/3

17:30-17:52

2 stops31h 22m

San Francisco

Tue 31/3

13:45-08:45

1 stop35h 00m

£832

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Thu 30/10

19:55-19:45

2 stops30h 50m

San Francisco

Sun 9/11

18:20-15:35

1 stop13h 15m

£1,040

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Tue 25/11

12:25-15:35

1 stop35h 10m

£549

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Tue 18/11

12:25-15:35

1 stop35h 10m

£549

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sun 23/11

20:10-15:35

1 stop27h 25m

£549

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Mon 24/11

08:30-15:35

2 stops39h 05m

£565

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Mon 1/12

20:50-15:00

2 stops26h 10m

£566

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 13 results
1
2

Best time to book a flight from Southampton to Fremont

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

What is the cheapest month to book a flight from Southampton to Fremont?

Currently, December is the cheapest month in which you can book a flight from Southampton to Fremont (average of £338). Flying from Southampton to Fremont 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 Fremont. 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 Fremont?

    If you book a flight to Fremont 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. There are 0 flights from Eastleigh to Fremont per day from 0 different airlines.

  • How long is the flight from Southampton to Fremont?

    There are many flights that can get you from Southampton to Fremont in 19h 48m. Fly via KLM, British Airways, or Virgin Atlantic to get the fastest option. Airlines will cover a distance of 5349 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Southampton to Fremont that include hotel bookings?

    Yes. In addition to deals on Southampton to Fremont flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Fremont?

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

  • Can I find deals for business class flights from Southampton to Fremont?

    Yes. Cheapflights offers flight deals from Southampton to Fremont 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 Fremont?

    Currently, December is the cheapest month in which you can book a flight from Southampton to Fremont (average of £338). Flying from Southampton to Fremont 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

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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 Southampton to Fremont?

Cheapflights makes it easy to find Southampton to Fremont flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Fremont?

Cheapflights helps you find that perfect flight to Fremont from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Southampton to Fremont with no change fees?

Yes! Cheapflights helps users easily find flights from Southampton to Fremont with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to Fremont become cheaper?

Yes! Start tracking prices for Southampton to Fremont flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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