Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Southampton to Alderney from £140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Alderney departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Southampton to Alderney

Cheap return flights

Aurigny Air Logo
16:25 - 17:05SOU-ACI
0h 40mdirect
Aurigny Air Logo
12:10 - 07:30ACI-SOU
19h 20m1 stop
£277Aurigny Air
Find Deal
Fri, 12 Sep - Mon, 15 Sep
Aurigny Air Logo
16:25 - 17:05SOU-ACI
0h 40mdirect
Aurigny Air Logo
19:15 - 07:30ACI-SOU
12h 15m1 stop
£283Aurigny Air
Find Deal
Fri, 26 Sep - Sun, 28 Sep
Aurigny Air Logo
11:00 - 11:40SOU-ACI
0h 40mdirect
Aurigny Air Logo
13:55 - 14:35ACI-SOU
0h 40mdirect
£293Aurigny Air
Find Deal
Fri, 12 Sep - Mon, 15 Sep
Aurigny Air Logo
16:25 - 17:05SOU-ACI
0h 40mdirect
Aurigny Air Logo
09:50 - 10:30ACI-SOU
0h 40mdirect
£296Aurigny Air
Find Deal
Fri, 26 Sep - Sun, 28 Sep
Aurigny Air Logo
08:00 - 08:50SOU-ACI
0h 50mdirect
Aurigny Air Logo
19:15 - 07:30ACI-SOU
12h 15m1 stop
£300Aurigny Air
Find Deal
Mon, 11 Aug - Sun, 17 Aug
Aurigny Air Logo
08:00 - 08:50SOU-ACI
0h 50mdirect
Aurigny Air Logo
19:15 - 09:30ACI-SOU
14h 15m1 stop
£308Aurigny Air
Find Deal
Mon, 11 Aug - Sat, 16 Aug
Aurigny Air Logo
08:00 - 08:50SOU-ACI
0h 50mdirect
Aurigny Air Logo
08:10 - 07:30ACI-SOU
23h 20m1 stop
£315Aurigny Air
Find Deal
Mon, 11 Aug - Thu, 14 Aug
Aurigny Air Logo
08:00 - 13:10SOU-ACI
5h 10m1 stop
Aurigny Air Logo
18:15 - 07:30ACI-SOU
13h 15m1 stop
£317Aurigny Air
Find Deal
Fri, 12 Sep - Mon, 15 Sep
Logo
19:50 - 07:45SOU-ACI
11h 55m1 stop
Logo
19:15 - 07:30ACI-SOU
12h 15m1 stop
£413
Find Deal
Mon, 11 Aug - Sun, 17 Aug
Logo
19:50 - 07:45SOU-ACI
11h 55m1 stop
Logo
19:15 - 09:30ACI-SOU
14h 15m1 stop
£424
Find Deal
Mon, 11 Aug - Sat, 16 Aug

Aurigny Air flights from Southampton to Alderney

Our best Aurigny Air deals on Southampton to Alderney flight tickets
Aurigny Air
12 Sept
SOU16:25Southampton Eastleigh
0h 40m
ACI17:05Alderney The Blaye
15 Sept
ACI12:10Alderney The Blaye
19h 20m
1 stop
SOU07:30Southampton Eastleigh
£277
Find similar
Aurigny Air
26 Sept
SOU16:25Southampton Eastleigh
0h 40m
ACI17:05Alderney The Blaye
28 Sept
ACI19:15Alderney The Blaye
12h 15m
1 stop
SOU07:30Southampton Eastleigh
£283
Find similar
Aurigny Air
12 Sept
SOU11:00Southampton Eastleigh
0h 40m
ACI11:40Alderney The Blaye
15 Sept
ACI13:55Alderney The Blaye
0h 40m
SOU14:35Southampton Eastleigh
£293
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Alderney 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Southampton to Alderney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Fri 12/9

16:25-17:05

Nonstop0h 40m

Alderney The Blaye

Mon 15/9

12:10-07:30

1 stop19h 20m

£277

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Fri 26/9

16:25-17:05

Nonstop0h 40m

Alderney The Blaye

Sun 28/9

19:15-07:30

1 stop12h 15m

£283

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Fri 12/9

11:00-11:40

Nonstop0h 40m

Alderney The Blaye

Mon 15/9

13:55-14:35

Nonstop0h 40m

£293

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Fri 26/9

16:25-17:05

Nonstop0h 40m

Alderney The Blaye

Sun 28/9

09:50-10:30

Nonstop0h 40m

£296

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Mon 11/8

08:00-08:50

Nonstop0h 50m

Alderney The Blaye

Sun 17/8

19:15-07:30

1 stop12h 15m

£300

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Mon 11/8

08:00-08:50

Nonstop0h 50m

Alderney The Blaye

Sat 16/8

19:15-09:30

1 stop14h 15m

£308

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Mon 11/8

08:00-08:50

Nonstop0h 50m

Alderney The Blaye

Thu 14/8

08:10-07:30

1 stop23h 20m

£315

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Fri 12/9

08:00-13:10

1 stop5h 10m

Alderney The Blaye

Mon 15/9

18:15-07:30

1 stop13h 15m

£317

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Mon 11/8

19:50-07:45

1 stop11h 55m

Alderney The Blaye

Sun 17/8

19:15-07:30

1 stop12h 15m

£413

SouthamptonAlderney

SOU - ACI

SOUACI

Southampton Eastleigh

Mon 11/8

19:50-07:45

1 stop11h 55m

Alderney The Blaye

Sat 16/8

19:15-09:30

1 stop14h 15m

£424

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Alderney from

How to get the cheapest flight ticket from Southampton to Alderney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Alderney?

The cheapest day to depart from Southampton to Alderney is on a Wednesday. Travellers who choose to depart for Alderney on a Wednesday will often find tickets for as low as £256. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Alderney on Sunday is £316.

What is the cheapest time of day to depart on your flight to Alderney?

The cheapest time of day to fly to Alderney is in the morning when flights can be purchased for as low as £291. Try not to purchase tickets in the evening because they tend to be around £404. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Southampton Eastleigh to Alderney The Blaye flight route?

Fly from Southampton Eastleigh to Alderney The Blaye for the best Southampton Eastleigh - Alderney The Blaye flight prices

What cabin class options are available on Southampton Eastleigh to Alderney The Blaye flights?

There are 1 cabin classes available to choose from on Southampton Eastleigh to Alderney The Blaye flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Southampton to Alderney

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Alderney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Alderney (SOU to ACI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Alderney

Best price found

£140

Fastest flight time

0h 40m

Direct flights

Tue, Wed and Sat

Airports in Alderney

1 airport
The best one-way flight to Alderney from Southampton in the past 72 hours is £140. The best return flight deal from Southampton to Alderney found on momondo in the last 72 hours is £277.
The fastest flight from Southampton to Alderney takes 0h 40m
Direct flights go from Southampton to Alderney on Tuesday, Wednesday and Saturday. Airline offering direct flights is Aurigny Air..
There is 1 airport near Alderney: Alderney The Blaye (ACI)
Search flight deals

  • How far is Southampton Eastleigh to Alderney The Blaye by plane?

    Southampton Eastleigh and Alderney The Blaye are 89.8 mi apart from one another. Flights usually cover this in 0h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Alderney The Blaye Airport?

    Prices for flights from Southampton Eastleigh Airport to Alderney The Blaye Airport refresh daily.

  • How many operators does momondo search for flights from Southampton Eastleigh Airport to Alderney The Blaye Airport?

  • How old do you have to be to fly from Southampton Eastleigh Airport to Alderney The Blaye Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Alderney The Blaye Airport.

  • What documentation or ID do you need to fly to Alderney The Blaye Airport?

    The travel and health documents you'll need for your trip to Alderney The Blaye Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Alderney The Blaye Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Southampton to Alderney?

  • What is the most popular airline from Southampton to Alderney?

Best airlines flying from Southampton to Alderney

Compare and see reviews for airlines that fly from Southampton to Alderney with momondo
Airline
Rating
Free Cancellation
Price
Aurigny AirPriceFrom £176Free CancellationRating
8.2
10 reviews
Search Aurigny Air flights

  • Aurigny Air Flights From Southampton to Alderney

    Across 14 Aurigny Air flights from Southampton to Alderney this week, the average price was £354, with the best Aurigny Air deals starting from £232 round-trip. 10 users have rated Aurigny Air on momondo, with an average score of 8.2/10.

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Alderney?

It is quick and easy to find Southampton to Alderney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Alderney that suits you.

Can I find flights from Southampton to Alderney with flexible booking policies on momondo?

Yes. All flights to Alderney from Southampton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Southampton to Alderney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Alderney from Southampton.

I’m not ready to book a flight from Southampton to Alderney right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Alderney from Southampton. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Alderney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 6/8
Wed 13/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Guernsey

Airports servicing Guernsey

Saint Peter Port Guernsey Airport