Find flights
When to book
FAQs

Cheap flights from London to Alderney from £271

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ACI
2 Jun — 9 Jun1
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 3 May 2026.

Fri 29/515:05
LGW
-
ACI
1 stop3h 40m
Aurigny Air
Fri 5/619:05
ACI
-
LGW
1 stop24h 05m
Aurigny Air
Deal found 29/4£342
Fri 29/515:05
LGW
-
ACI
1 stop3h 40m
Multiple Airlines
Fri 5/612:35
ACI
-
LGW
2 stops19h 35m
Multiple Airlines
Deal found 29/4£378
Thu 13/816:25
LGW
-
ACI
1 stop15h 20m
Aurigny Air
Tue 18/808:05
ACI
-
LGW
1 stop3h 15m
Aurigny Air
Deal found 28/4£417
Tue 25/819:40
LGW
-
ACI
1 stop12h 05m
Aurigny Air
Wed 2/908:05
ACI
-
LGW
1 stop3h 15m
Aurigny Air
Deal found 1/5£418
Sat 6/611:55
LGW
-
ACI
1 stop21h 35m
Aurigny Air
Wed 10/612:35
ACI
-
LGW
1 stop3h 10m
Aurigny Air
Deal found 2/5£426
Tue 14/708:35
LGW
-
ACI
1 stop9h 20m
Aurigny Air
Mon 20/712:35
ACI
-
LGW
1 stop21h 50m
Aurigny Air
Deal found 29/4£429
Fri 15/516:25
LGW
-
ACI
1 stop17h 05m
Aurigny Air
Tue 19/512:35
ACI
-
LGW
1 stop22h 45m
Aurigny Air
Deal found 30/4£440
Sat 8/818:25
LGW
-
ACI
1 stop18h 05m
Aurigny Air
Sat 15/819:05
ACI
-
LGW
1 stop20h 40m
Aurigny Air
Deal found 28/4£444
Wed 13/508:35
LGW
-
ACI
1 stop9h 20m
Aurigny Air
Sun 17/512:35
ACI
-
LGW
1 stop3h 10m
Aurigny Air
Deal found 28/4£451
Tue 7/708:35
LGW
-
ACI
1 stop9h 20m
Aurigny Air
Wed 8/708:05
ACI
-
LGW
1 stop3h 15m
Aurigny Air
Deal found 29/4£471
Sun 12/708:35
LGW
-
ACI
1 stop23h 10m
Aurigny Air
Thu 16/712:35
ACI
-
LGW
1 stop19h 20m
Aurigny Air
Deal found 29/4£473
Wed 27/511:55
LGW
-
ACI
1 stop6h 00m
Aurigny Air
Wed 3/616:30
ACI
-
LGW
1 stop18h 50m
Aurigny Air
Deal found 29/4£480

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 3 May 2026.

Round-trip from

£342

One-way from

£271
Aurigny Air
  • Aurigny Air
  • 29/5-5/6
  • 2 total stops
  • 27h 45m total
  • London to Alderney
Search Deals
Aurigny Air
  • Aurigny Air
  • 4/9
  • 1 total stop
  • 13h 20m 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 3 May 2026.
Use the filters below to find and compare flights from London to Alderney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Thu 13/8

16:25-07:45

1 stop15h 20m

Alderney The Blaye

Tue 18/8

08:05-11:20

1 stop3h 15m

£417
Fastest return journey

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Tue 15/9

11:55-17:55

1 stop6h 00m

Alderney The Blaye

Fri 18/9

12:35-17:45

1 stop5h 10m

£417

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Tue 25/8

19:40-07:45

1 stop12h 05m

Alderney The Blaye

Wed 2/9

08:05-11:20

1 stop3h 15m

£418

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Sat 6/6

11:55-09:30

1 stop21h 35m

Alderney The Blaye

Wed 10/6

12:35-15:45

1 stop3h 10m

£426

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Sat 6/6

11:55-09:30

1 stop21h 35m

Alderney The Blaye

Mon 8/6

18:15-15:45

1 stop21h 30m

£426

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Fri 15/5

16:25-09:30

1 stop17h 05m

Alderney The Blaye

Tue 19/5

12:35-11:20

1 stop22h 45m

£440

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Wed 13/5

08:35-17:55

1 stop9h 20m

Alderney The Blaye

Sun 17/5

12:35-15:45

1 stop3h 10m

£451

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Tue 7/7

08:35-17:55

1 stop9h 20m

Alderney The Blaye

Wed 8/7

08:05-11:20

1 stop3h 15m

£471

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Sun 12/7

08:35-07:45

1 stop23h 10m

Alderney The Blaye

Thu 16/7

12:35-07:55

1 stop19h 20m

£473

LondonAlderney

LGW - ACI

LGWACI

London Gatwick

Wed 27/5

11:55-17:55

1 stop6h 00m

Alderney The Blaye

Wed 3/6

16:30-11:20

1 stop18h 50m

£480

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Showing 1-10 of 16 resultsSorted by cheapest first
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
No data available for this route at this time. Please check back soon.

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 15h 20m. 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.

See more FAQs

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Alderney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from London to Alderney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Alderney from London.

Can Cheapflights find flights from London to Alderney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Alderney flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Alderney become cheaper?

Not ready to book yet? You can track prices for flights from London to Alderney on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.