HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southampton

$495+ Cheap flights from San Antonio (SAT) 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SOU
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Southampton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 enero 29, 2026.

This KLM deal was found by Cheapflights users on 1/27. 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.
vie. 3/131:00 pm
SAT
-
SOU
2 stops14h 50m
KLM
vie. 3/208:50 am
SOU
-
SAT
2 stops18h 52m
KLM
Deal found 1/27$1,201
This Priceline deal was found by Cheapflights users on 1/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/131:36 pm
SAT
-
SOU
3 stops49h 04m
Aer Lingus
vie. 3/208:10 pm
SOU
-
SAT
2 stops32h 46m
Aer Lingus
Deal found 1/27$2,532

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 enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,201
(KLM)

One-way from

$495
(Delta)

Popular in

January

Cheapest in

September

Average price

$1,700
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
One-way flight from San Antonio to Southampton Eastleigh
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($227 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 enero 29, 2026.
Use the filters below to find and compare flights from San Antonio to Southampton that are best for you.

Fly from

San Antonio

Fly to

Southampton

Route

Depart

Return

Price

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

vie. 3/13

1:00 pm-8:50 am

2 stops14h 50m

Southampton Eastleigh

vie. 3/20

8:50 am-10:42 pm

2 stops18h 52m

$1,201

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

vie. 3/13

1:36 pm-7:40 pm

3 stops49h 04m

Southampton Eastleigh

vie. 3/20

8:10 pm-11:56 pm

2 stops32h 46m

$2,532

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

sáb. 3/7

6:15 am-8:50 am

2 stops20h 35m

$495

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

vie. 3/6

7:00 am-8:50 am

2 stops43h 50m

$495

San AntonioSouthampton

SAT - SOU

SATSOU

San Antonio

jue. 3/5

5:25 am-5:00 pm

2 stops29h 35m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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 January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Southampton flight deals on Cheapflights vs. FlightHub >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 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 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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Southampton

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

Currently, August is the cheapest month in which you can book a flight from San Antonio to Southampton (average of $131). Flying from San Antonio to Southampton in June is currently the most expensive (average of $837). 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 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 14h 50m. Your travel time can differ by up to 34h 14m. 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.

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

    Currently, August is the cheapest month in which you can book a flight from San Antonio to Southampton (average of $131). Flying from San Antonio to Southampton in June is currently the most expensive (average of $837). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Southampton

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Heathrow flights
Hobby to Heathrow flights
Austin to Heathrow flights
Dallas/Fort Worth to Gatwick flights
George Bush Intcntl to Heathrow flights
Love Field to Heathrow flights
Dallas/Fort Worth to Stansted flights
Hobby to Gatwick flights
Hobby to London City flights
Dallas/Fort Worth to London City flights
George Bush Intcntl to Gatwick flights
Austin to Gatwick flights
George Bush Intcntl to London City flights
Dallas/Fort Worth to Edinburgh flights
George Bush Intcntl to Stansted flights
Austin to London City flights
Austin to Stansted flights
Love Field to Gatwick flights
Love Field to Edinburgh flights
Dallas/Fort Worth to Manchester flights
Dallas/Fort Worth to Luton flights
Hobby to Edinburgh flights
San Antonio to Heathrow flights
George Bush Intcntl to Edinburgh flights
Austin to Edinburgh flights
San Antonio to Gatwick flights
Hobby to Manchester flights
El Paso to Heathrow flights
George Bush Intcntl to Manchester flights
Love Field to Manchester flights
San Antonio to London City flights
Dallas/Fort Worth to Birmingham flights
San Antonio to Stansted flights
Dallas/Fort Worth to Leeds flights
Austin to Manchester flights
El Paso to London City flights
El Paso to Gatwick flights
George Bush Intcntl to Luton flights
McAllen to Heathrow flights
San Antonio to Manchester flights
Love Field to Birmingham flights
Harlingen to Heathrow flights
Hobby to Birmingham flights
Lubbock to Heathrow flights
Dallas/Fort Worth to Southampton flights
Corpus Christi to Heathrow flights
San Antonio to Edinburgh flights
Hobby to Leeds flights
George Bush Intcntl to Birmingham flights
Dallas/Fort Worth to Newcastle upon Tyne flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.