What are the cheapest airlines flying from Austin to Southampton round-trip?

According to our current data, KLM ($916), and Delta ($976) offers the cheapest pricing from Austin to Southampton.

What is the cheapest day to fly from Austin to Southampton?

Travelers seeking maximum savings on their Austin to Southampton flight should consider departing on Sunday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Austin to Southampton?

Travelers have found that booking a Saturday departure is the best way to save up to 9% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Austin to Southampton?

Users have found that booking a flight from Austin to Southampton at least 59 days early can save you up to 33% on average compared to booking a flight this week. If booking 59 days before your flight isn’t an option for you, users have found flights from Austin to Southampton for as little as $727 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,050 for flights departing within the next 3 days.

What is the cheapest month to fly from Austin to Southampton?

April is one of the best times of the year to fly to Southampton from Austin. Prices for April average $858 per person but you can even find prices for as low as $584. The most expensive prices can be found in the month of June. Opting for a April flight can save you 48% on your journey compared to booking in June

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.

$916+ Flights from Austin to Southampton

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Cheap flight deals from Austin to Southampton

Round-trip from	$916 (KLM)
Popular in	June
Cheapest in	April
Average price	$1,030

From Austin Bergstrom to Southampton Eastleigh

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($222 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

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 July 1, 2025.

Wed 9/246:20 pmAUS - SOU

2 stops16h 40mKLM

Wed 10/85:35 pmSOU - AUS

1 stop28h 25mKLM

Deal found 6/30

$916

Thu 9/2511:44 amAUS - SOU

2 stops23h 16mDelta

Wed 10/89:20 amSOU - AUS

2 stops21h 07mDelta

Deal found 6/29

$976

Best flights from Austin to Southampton
Discover carefully curated flight deals from Austin to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Wed 9/246:20 pmAUS - SOU

2 stops16h 40mKLM

Wed 10/85:35 pmSOU - AUS

1 stop28h 25mKLM

Deal found 6/30

$916

Thu 9/2511:44 amAUS - SOU

2 stops23h 16mDelta

Wed 10/89:20 amSOU - AUS

2 stops21h 07mDelta

Deal found 6/29

$976

Last-minute flights from Austin to Southampton
Discover last-minute flight deals from Austin to Southampton. Data last updated July 1, 2025 and is based on user searches.

Wed 7/22:07 pmAUS - SOU

3 stops24h 28mMultiple Airlines

Fri 7/49:40 amSOU - AUS

3 stops30h 49mMultiple Airlines

Deal found 6/28

$2,104

Wed 7/26:01 amAUS - SOU

2 stops20h 39mAer Lingus

Fri 7/48:00 pmSOU - AUS

2 stops31h 41mAer Lingus

Deal found 6/28

$2,913

Wed 7/26:18 pmAUS - SOU

2 stops17h 32mKLM

Fri 7/46:25 pmSOU - AUS

1 stop27h 35mKLM

Deal found 6/28

$4,076

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Wed 9/24

3:00 pm-5:00 pm

2 stops20h 00m

Southampton Eastleigh

Wed 10/8

5:35 pm-4:00 pm

1 stop28h 25m

$916

AustinSouthampton

AUS - SOU

AUSSOU

Austin Bergstrom

Thu 9/25

11:44 am-5:00 pm

2 stops23h 16m

Southampton Eastleigh

Wed 10/8

9:20 am-12:27 am

2 stops21h 07m

$976

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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?

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.

Reviews of airlines servicing Southampton

Peruse reviews from past customers who have flown with Delta and KLM from Austin to Southampton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,366 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Austin to Southampton round-trip?
According to our current data, KLM ($916), and Delta ($976) offers the cheapest pricing from Austin to Southampton.
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.

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Complete your trip

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$916+ Cheap flights from Austin (AUS) 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Southampton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Austin to Southampton

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Austin to Southampton

Cheapest flights from Austin to SouthamptonExplore 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 July 1, 2025.

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 July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Southampton that are best for you.

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.

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?

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 July 1, 2025.

Reviews of airlines servicing Southampton

Peruse reviews from past customers who have flown with Delta and KLM from Austin to Southampton to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines flying from Austin to Southampton round-trip?

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

How can I find direct flights from Austin to Southampton?

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

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

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 Austin to Southampton

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

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 July 1, 2025.