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$492+ Cheap flights from San Francisco (SFO) to Southampton (SOU)

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SOU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from San Francisco to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Southampton (SOU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$770
(Delta)

One-way from

$492
(Delta)

Popular in

February

Cheapest in

November

Average price

$2,175
Provider with most accurate pricing for San Francisco-Southampton Eastleigh flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Southampton Eastleigh flights.
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From San Francisco to Southampton Eastleigh
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One-way flight from San Francisco to Southampton Eastleigh
Search Deals
Highest demand for flights based on searches. 46% potential increase in price ($1,007 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($112 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from San Francisco to Southampton

Cheapest flights from San Francisco to Southampton
Explore the most affordable flight options available from San Francisco to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/182:50 pmSFO - SOU
1 stop34h 40mDelta
Mon 3/245:20 pmSOU - SFO
1 stop26h 30mDelta
Deal found 2/20$770
This KLM deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:45 pmSFO - SOU
1 stop35h 00mKLM
Wed 9/179:20 amSOU - SFO
2 stops19h 11mKLM
Deal found 2/20$843
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/65:45 pmSFO - SOU
1 stop30h 30mAer Lingus
Sun 4/138:00 pmSOU - SFO
1 stop27h 45mAer Lingus
Deal found 2/20$993
This Gurufare deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:45 pmSFO - SOU
1 stop13h 50mMultiple Airlines
Sun 9/148:55 amSOU - SFO
2 stops36h 55mMultiple Airlines
Deal found 2/20$1,221
This British Airways deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:20 pmSFO - SOU
2 stops15h 50mBritish Airways
Mon 10/68:00 pmSOU - SFO
1 stop27h 45mBritish Airways
Deal found 2/20$1,835

Find flights from San Francisco to Southampton within your budget

Customize your flight search to find flights from San Francisco 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

San Francisco

Fly to

Southampton

Route

Depart

Return

Price

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Tue 3/18

2:50 pm-8:30 am

1 stop34h 40m

Southampton Eastleigh

Mon 3/24

5:20 pm-12:50 pm

1 stop26h 30m

$770

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 4/6

5:45 pm-8:15 am

1 stop30h 30m

Southampton Eastleigh

Sun 4/13

8:00 pm-3:45 pm

1 stop27h 45m

$993

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 4/6

7:30 pm-8:15 am

3 stops28h 45m

Southampton Eastleigh

Sun 4/13

8:00 pm-9:37 pm

2 stops33h 37m

$1,254

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sat 4/19

5:45 pm-7:30 pm

1 stop17h 45m

Southampton Eastleigh

Wed 4/23

8:30 am-5:15 pm

2 stops16h 45m

$1,894

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Fri 5/30

1:45 pm-5:00 pm

1 stop19h 15m

Southampton Eastleigh

Mon 6/9

9:20 am-8:17 pm

2 stops18h 57m

$6,023

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Mon 3/31

1:45 pm-8:45 am

1 stop35h 00m

$492

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Thu 4/3

1:45 pm-8:45 am

1 stop35h 00m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from San Francisco to Southampton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Southampton in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Southampton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Southampton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Southampton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from San Francisco with our price prediction graph.
Estimated round-trip 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 to Southampton

Get recent, data-driven insights about flights from San Francisco to Southampton including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from San Francisco to Southampton (average of $787). Flying from San Francisco to Southampton in June is currently the most expensive (average of $1,308). 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.

What is the cheapest time of day to fly from SFO to SOU?

Find hourly flight availability from San Francisco to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s typically best to fly out from San Francisco to Southampton at noon. Doing so could potentially save you 19% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in Southampton by month

Plan your trip to Southampton by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southampton ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Southampton when rainfall is around 1.0 in.

Temperature in Southampton by month

Plan your trip to Southampton by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southampton. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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.

Aer Lingus
7.0
Good
1,070 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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.

British Airways
6.6
Okay
6,762 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Francisco to Southampton round-trip?

    According to our current data, Delta ($770), Aer Lingus ($993), and British Airways ($1,894) offers the cheapest pricing from San Francisco to Southampton. Delta is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from San Francisco 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 to Southampton.

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

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

    Currently, November is the cheapest month in which you can book a flight from San Francisco to Southampton (average of $787). Flying from San Francisco to Southampton in June is currently the most expensive (average of $1,308). 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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Top 4 airlines flying from San Francisco to Southampton

Discover the top 4 airlines that operate flights from San Francisco to Southampton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$747Average$1,049FlexibilityNo cancel feeOn-time75%
Aer LingusCheapest$754Average$1,234FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$833Average$944FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$877Average$1,221FlexibilityNo cancel feeOn-time70%
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