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$523+ Cheap flights from Austin (AUS) 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SOU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Austin to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) 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 September 16, 2025.

Round-trip from

$835
(KLM)

One-way from

$523
(Delta)

Popular in

June

Cheapest in

April

Average price

$689
From Austin Bergstrom to Southampton Eastleigh
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One-way flight from Austin Bergstrom to Southampton Eastleigh
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Highest demand for flights based on searches. 21% potential increase in price ($222 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Austin to Southampton

Cheapest flights from Austin to Southampton
Explore the most affordable flight options available from Austin to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This KLM deal was found by Cheapflights users on 9/14. 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.
Wed 10/296:27 pmAUS - SOU
2 stops17h 58mKLM
Wed 11/55:30 pmSOU - AUS
1 stop28h 40mKLM
Deal found 9/14$835
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/197:20 amAUS - SOU
2 stops19h 00mDelta
Mon 12/16:05 pmSOU - AUS
2 stops36h 30mDelta
Deal found 9/15$891
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/197:20 amAUS - SOU
2 stops19h 00mDelta
Fri 11/288:40 amSOU - AUS
2 stops20h 19mDelta
Deal found 9/15$920
This KLM deal was found by Cheapflights users on 9/15. 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 10/307:05 pmAUS - SOU
1 stop32h 45mKLM
Thu 11/68:50 amSOU - AUS
1 stop13h 20mKLM
Deal found 9/15$922
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/305:30 amAUS - SOU
2 stops21h 35mDelta
Thu 11/68:50 amSOU - AUS
1 stop13h 20mDelta
Deal found 9/15$925
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/195:30 amAUS - SOU
2 stops20h 50mDelta
Sun 11/306:05 pmSOU - AUS
1 stop28h 05mDelta
Deal found 9/15$1,120
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amAUS - SOU
2 stops21h 45mMultiple Airlines
Wed 11/52:25 pmSOU - AUS
3 stops32h 25mMultiple Airlines
Deal found 9/14$1,424
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:12 pmAUS - SOU
3 stops26h 28mMultiple Airlines
Thu 11/62:45 pmSOU - AUS
3 stops32h 05mMultiple Airlines
Deal found 9/15$1,510

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin 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 September 16, 2025.
Use the filters below to find and compare flights from Austin to Southampton that are best for you.

Fly from

Austin

Fly to

Southampton

Route

Depart

Return

Price

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 11/19

5:30 am-8:20 am

2 stops20h 50m

Southampton Eastleigh

Thu 11/27

8:50 am-4:10 pm

1 stop13h 20m

$835

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 10/29

6:27 pm-5:25 pm

2 stops17h 58m

Southampton Eastleigh

Wed 11/5

8:40 am-12:22 am

2 stops21h 42m

$845

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 11/19

7:20 am-8:20 am

2 stops19h 00m

Southampton Eastleigh

Fri 11/28

8:40 am-10:59 pm

2 stops20h 19m

$920

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Thu 10/30

7:05 pm-8:50 am

1 stop32h 45m

Southampton Eastleigh

Thu 11/6

8:50 am-4:10 pm

1 stop13h 20m

$922

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Thu 10/30

5:30 am-8:05 am

2 stops21h 35m

Southampton Eastleigh

Thu 11/6

8:50 am-4:10 pm

1 stop13h 20m

$925

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 11/19

5:30 am-8:20 am

2 stops20h 50m

Southampton Eastleigh

Sun 11/30

6:05 pm-4:10 pm

1 stop28h 05m

$1,120

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 11/19

7:20 am-8:20 am

2 stops19h 00m

Southampton Eastleigh

Mon 12/1

8:40 am-4:10 pm

1 stop13h 30m

$1,120

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 10/29

6:00 am-8:45 am

2 stops21h 45m

Southampton Eastleigh

Wed 11/5

2:25 pm-4:50 pm

3 stops32h 25m

$1,424

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Thu 10/30

1:05 pm-7:40 pm

2 stops25h 35m

Southampton Eastleigh

Thu 11/6

2:45 pm-4:50 pm

3 stops32h 05m

$1,552

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Sun 9/21

6:40 am-8:45 am

2 stops20h 05m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 12 results
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Best time to book a flight from Austin to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Austin 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 Austin to Southampton

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

Currently, November is the cheapest month in which you can book a flight from Austin to Southampton (average of $787). Flying from Austin 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 AUS to SOU?

Find hourly flight availability from Austin 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 September 16, 2025.

When flying from Austin to Southampton, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Austin 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 Austin to Southampton?

    Airlines like Delta and KLM fly from Austin to Southampton in about 17h 58m. The time it takes to get you to your destination can typically vary by up to 2h 52m. There are 4881 mi between Austin and Southampton. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Austin to Southampton (average of $787). Flying from Austin 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

Browse thousands of different options on Cheapflights for your next trip

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