Cheap flights from Southampton to Fremont from £480

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — SFO
6 Sep — 13 Sep1
1 adult

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 1 September 2025.

Round-trip from

£480

Popular in

July

Cheapest in

February

Average price

£436
Delta
  • Delta
  • 28/9-4/10
  • 3 total stops
  • 49h 20m total
  • Southampton to Fremont
Highest demand for flights based on searches. 15% potential increase in price (£66 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Southampton to Fremont

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 1 September 2025.

Sun 28/918:25SOU - SFO
1 stop25h 20mDelta
Sun 5/1007:05SFO - SOU
2 stops17h 40mDelta
Deal found 31/8£480
Sun 28/918:25SOU - SFO
2 stops35h 23mVirgin Atlantic
Sun 5/1021:46SFO - SOU
2 stops26h 59mVirgin Atlantic
Deal found 31/8£484
Wed 15/1017:35SOU - SFO
1 stop26h 10mKLM
Wed 22/1015:23SFO - SOU
2 stops17h 37mKLM
Deal found 31/8£520
Fri 10/1009:20SOU - SFO
2 stops22h 13mDelta
Mon 13/1007:15SFO - SOU
2 stops17h 30mDelta
Deal found 1/9£525
Fri 28/1119:55SOU - SFO
2 stops27h 05mBritish Airways
Tue 2/1217:30SFO - SOU
2 stops17h 55mBritish Airways
Deal found 31/8£634
Sat 8/1109:30SOU - SFO
1 stop14h 05mBritish Airways
Sun 9/1117:30SFO - SOU
2 stops17h 55mBritish Airways
Deal found 31/8£645
Sun 21/909:10SOU - SFO
1 stop14h 45mBritish Airways
Sat 6/1220:40SFO - SOU
2 stops27h 30mBritish Airways
Deal found 31/8£669
Thu 27/1119:55SOU - SFO
2 stops27h 05mBritish Airways
Mon 1/1217:20SFO - SOU
1 stop14h 15mBritish Airways
Deal found 31/8£678
Sat 22/1109:30SOU - SFO
1 stop14h 05mBritish Airways
Wed 26/1117:20SFO - SOU
1 stop14h 15mBritish Airways
Deal found 31/8£689
Fri 10/1009:40SOU - SFO
1 stop14h 15mAer Lingus
Mon 13/1017:40SFO - SOU
1 stop30h 25mAer Lingus
Deal found 1/9£704

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 1 September 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

Sun 28/9

18:25-11:45

1 stop25h 20m

San Francisco

Sat 4/10

00:45-08:45

2 stops24h 00m

£480

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sun 28/9

18:25-11:45

1 stop25h 20m

San Francisco

Sun 5/10

13:45-08:45

1 stop35h 00m

£480

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sun 28/9

18:25-21:48

2 stops35h 23m

San Francisco

Sun 5/10

21:46-08:45

2 stops26h 59m

£484

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Wed 15/10

17:35-11:45

1 stop26h 10m

San Francisco

Wed 22/10

13:45-08:45

1 stop35h 00m

£520

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Fri 10/10

09:20-23:33

2 stops22h 13m

San Francisco

Sun 12/10

00:35-08:45

2 stops24h 10m

£525

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Mon 6/10

09:40-15:55

1 stop14h 15m

£2,089

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Sun 28/9

09:10-15:55

1 stop14h 45m

£2,089

SouthamptonSan Francisco

SOU - SFO

SOUSFO

Southampton Eastleigh

Thu 18/9

09:40-15:55

1 stop14h 15m

£2,089

Flights are sorted by cheapest return flights first.

Deals found on 1/9

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, February is the cheapest month in which you can book a flight from Southampton to Fremont (average of £538). Flying from Southampton to Fremont in July is currently the most expensive (average of £803). 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 25h 20m. Fly via Delta, KLM, 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, February is the cheapest month in which you can book a flight from Southampton to Fremont (average of £538). Flying from Southampton to Fremont in July is currently the most expensive (average of £803). 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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Alternative routes for Southampton to Fremont

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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!

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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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