$153 Cheap Flights from Alderney (ACI) to Southampton (SOU)

View $153 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Alderney (ACI) to Southampton (SOU)

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Cheap Flights from Alderney to Southampton (ACI-SOU)

Prices were available within the past 7 days and start at $153 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Flights from Alderney (ACI) to Southampton (SOU)
Origin airport
Alderney
Destination airport
Southampton
Distance
93 mi

Alderney to Southampton Flights

The cheapest times to fly from Alderney to Southampton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Alderney to Southampton are during the month of . You can find some of the cheapest flights from Alderney to Southampton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Alderney to Southampton

Sunday is one of the best days to book for cheap flights from Alderney to Southampton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Alderney to Southampton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Alderney to Southampton in 2025. You can also book with separate airlines for your outbound and return journeys, from $153 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Alderney to Southampton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Alderney to Southampton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Alderney Airport (ACI) to Southampton Airport (SOU) cost?
Get a cheap one-way flight from $153 or cheap return flight from Alderney Airport (ACI) to Southampton Airport (SOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Alderney Airport (ACI) to Southampton Airport (SOU)?
The cheapest month to fly from ACI to SOU is , when there's less demand. Off-peak months are generally when airlines offer lower prices between these airports.
Which airlines fly direct from Alderney Airport (ACI) to Southampton Airport (SOU)?
You can travel nonstop from Alderney Airport (ACI) to Southampton Airport (SOU) on an Aurigny Air Services flight.
What is the cheapest airline that flies from Alderney Airport (ACI) to Southampton Airport (SOU)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest ACI to SOU flight.
How many flights per day from Alderney Airport (ACI) to Southampton Airport (SOU)?
On average, just 1 nonstop flight departs daily from Alderney Airport (ACI) to Southampton Airport (SOU). Need other options? Use Expedia's filters to discover flights with layovers and add a new stop to your trip.
What are the most popular departure times for flights from Alderney Airport (ACI) to Southampton Airport (SOU)?
More passengers fly between ACI and SOU at 9 AM than at any other point in the day. Rather skip the crowds? Travel outside of rush hours and it's possible you'll save on your fare as well.
What day of the week has the most flights from ACI to SOU?
Friday offers the most flights from Alderney Airport (ACI) to Southampton Airport (SOU). Consider leaving on this day and you'll have the best chance of finding a departure that fits your itinerary.
What is the earliest flight from Alderney Airport (ACI) to Southampton Airport (SOU)?
The first flight of the day taking off from Alderney Airport (ACI) is at around 9:50AM UTC+0. Board this flight and you'll land at Southampton Airport (SOU) at approximately 10:30AM UTC+0. The total flight duration is 40m.
How long does it take to fly from Alderney Airport (ACI) to Southampton Airport (SOU)?
It usually takes 40 minutes to cover the 95 mi from ACI to SOU.
What is the best time to fly from Alderney Airport (ACI) to Southampton Airport (SOU)?
To avoid possible delays on the Alderney Airport (ACI) to Southampton Airport (SOU) route, travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Alderney Airport (ACI) to Southampton Airport (SOU) last-minute?
Last-minute fares from ACI to SOU are typically more expensive. To secure the best prices, start looking for flights ahead of time. That being said, if you're flexible with your travel plans, it's possible to find a cheap fare right before you leave.
Is it cheaper to book an ACI to SOU flight and hotel package?
Compared with arranging flights and hotels separately, booking an ACI to SOU flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the stress out of planning your trip. Simply pick your flights and select from our extensive range of stays, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Alderney Airport (ACI) to Southampton Airport (SOU)?
In most cases, you're able to cancel or reschedule your ACI to SOU flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, head to our Customer Service portal.

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