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$1,036+ Cheap flights from San Antonio (SAT) to Southampton (SOU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SOU
Aug 30 — Sep 61
Sun 8/30
Sun 9/6
1 adult, Economy
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Cheap flight deals from San Antonio to Southampton

Cheapest flights from San Antonio to Southampton
Explore the most affordable flight options available from San Antonio to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2026.

This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:50 am
SAT
-
SOU
2 stops28h 40m
Multiple Airlines
Thu 9/178:00 pm
SOU
-
SAT
2 stops31h 13m
Multiple Airlines
Deal found 7/27$1,036
This KLM deal was found by Cheapflights users on 7/27. 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.
Thu 9/104:00 pm
SAT
-
SOU
2 stops18h 50m
KLM
Thu 9/175:20 pm
SOU
-
SAT
2 stops28h 33m
KLM
Deal found 7/27$1,125
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:28 am
SAT
-
SOU
2 stops19h 12m
Aer Lingus
Tue 9/89:15 am
SOU
-
SAT
2 stops21h 33m
Aer Lingus
Deal found 7/30$1,226
This Ovago deal was found by Cheapflights users on 7/26. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:45 pm
SAT
-
SOU
3 stops22h 00m
Multiple Airlines
Tue 9/89:15 am
SOU
-
SAT
2 stops16h 22m
Multiple Airlines
Deal found 7/26$1,363

Find flight deals from San Antonio to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 July 31, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,036
(Trip.com)

Popular in

June

Cheapest in

August

Average price

$1,141
Provider with most accurate pricing for San Antonio-Southampton Eastleigh flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Southampton Eastleigh flights.
Search Deals
From San Antonio to Southampton Eastleigh
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($375 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 July 31, 2026.
Use the filters below to find and compare flights from San Antonio to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

Thu 9/10

8:50 am-7:30 pm

2 stops28h 40m

Southampton Eastleigh

Thu 9/17

8:00 pm-9:13 pm

2 stops31h 13m

$1,036

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

Thu 9/10

4:00 pm-4:50 pm

2 stops18h 50m

Southampton Eastleigh

Thu 9/17

5:20 pm-3:53 pm

2 stops28h 33m

$1,125

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

Sun 8/23

7:28 am-8:40 am

2 stops19h 12m

Southampton Eastleigh

Tue 9/8

9:15 am-12:48 am

2 stops21h 33m

$1,226
Quickest round-trip

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

Sun 8/23

1:45 pm-5:45 pm

3 stops22h 00m

Southampton Eastleigh

Tue 9/8

9:15 am-7:37 pm

2 stops16h 22m

$1,363

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Sorted by cheapest first

Compare providers for flights from San Antonio 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 Antonio to Southampton in July.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 Antonio-Southampton flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Antonio-Southampton flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from San Antonio-Southampton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Southampton flights, Cheapflights users trust Ovago the most. Ovago 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 Antonio-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 Antonio to Southampton

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

Related info for your journey

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

  • How long is the flight from San Antonio to Southampton?

    KLM and Aer Lingus can get you from San Antonio to Southampton in just under 18h 50m. Your travel time can differ by up to 22m. San Antonio and Southampton are separated by a distance of 4947 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from San Antonio to Southampton?

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

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

    Yes. Cheapflights offers flight deals from San Antonio 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.

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