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Cheap flights from London to Alderney from £151

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 19/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ACI
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Alderney

Enter your travel dates to find the best prices.

Cheapest flights from London to Alderney
Explore the most affordable flight options available from London to Alderney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Thu 18/1208:35LGW - ACI
1 stop5h 00mAurigny Air
Mon 22/1212:20ACI - LGW
1 stop3h 30mAurigny Air
Deal found 3/12£474
Mon 8/1219:40LGW - ACI
1 stop12h 05mAurigny Air
Mon 15/1208:10ACI - LGW
1 stop9h 35mAurigny Air
Deal found 4/12£477
Thu 4/1219:40LGW - ACI
1 stop12h 05mAurigny Air
Fri 5/1218:15ACI - LGW
1 stop18h 55mAurigny Air
Deal found 4/12£537

Find flight deals from London to Alderney

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Alderney (ACI). 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 5 December 2025.

Round-trip from

£307

One-way from

£151
Aurigny Air
  • Aurigny Air
  • 19/3-22/3
  • 2 total stops
  • 18h 40m total
  • London to Alderney
Search Deals
Aurigny Air
  • Aurigny Air
  • 19/2
  • 1 total stop
  • 23h 10m total
  • London to Alderney
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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, Cheapflights users made 858,174 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from London to Alderney that are best for you.

Fly from

London

Fly to

Alderney

Route

Depart

Return

Price

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Thu 19/3

08:35-13:35

1 stop5h 00m

Alderney The Blaye

Sun 22/3

18:15-07:55

1 stop13h 40m

£307

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Sat 10/1

11:50-17:50

1 stop6h 00m

Alderney The Blaye

Sun 22/2

12:20-18:20

1 stop6h 00m

£370

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Sun 22/3

11:50-07:45

1 stop19h 55m

Alderney The Blaye

Wed 25/3

12:20-17:45

1 stop5h 25m

£469

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Thu 18/12

08:35-13:35

1 stop5h 00m

Alderney The Blaye

Mon 22/12

12:20-15:50

1 stop3h 30m

£474

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Thu 19/3

19:50-11:55

2 stops16h 05m

Alderney The Blaye

Sun 22/3

16:45-19:10

1 stop2h 25m

£557

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Thu 19/2

08:35-07:45

1 stop23h 10m

£151

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Mon 16/2

09:00-11:55

2 stops26h 55m

£221

LondonAlderney

STN - ACI

STNACI

London Stansted

Mon 16/2

21:05-11:55

2 stops14h 50m

£229

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Tue 17/2

08:35-17:50

1 stop9h 15m

£250

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Fri 20/2

08:35-17:50

1 stop9h 15m

£250

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from London to Alderney

Have a flexible travel schedule? Discover the best time to fly to Alderney from London with our price prediction graph.
Estimated return 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 London to Alderney

What is the cheapest month to book a flight from London to Alderney?

Currently, October is the cheapest month in which you can book a flight from London to Alderney (average of £85). Flying from London to Alderney in June is currently the most expensive (average of £133). 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 London to Alderney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Alderney from London?

    Most people fly into Alderney The Blaye (ACI) if they book a flight to Alderney from London. On average, The Blaye has 0 inbound flights from London per day from 0 airlines. Alderney The Blaye is conveniently located just 0.7 mi from Alderney’s city center.

  • How long is the flight from London to Alderney?

    There are many flights that can get you from London to Alderney in 5h. Fly via Aurigny Air to get the fastest option. There are 134 mi between London and Alderney.

  • Can I find deals for flights from London to Alderney that include hotel bookings?

    Yes. In addition to deals on London to Alderney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Alderney?

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

  • Can I find deals for business class flights from London to Alderney?

    Yes. Cheapflights offers flight deals from London to Alderney 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 London to Alderney?

    Currently, October is the cheapest month in which you can book a flight from London to Alderney (average of £85). Flying from London to Alderney in June is currently the most expensive (average of £133). 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

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Alternative routes for London to Alderney

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How does Cheapflights help users find flights from London to Alderney?

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