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Cheap flights from London Heathrow Airport to Isle of Islay from £127

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ILY
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Isle of Islay

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Isle of Islay
Explore the most affordable flight options available from Heathrow to Isle of Islay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Sat 20/1221:00LHR - ILY
1 stop18h 55mMultiple Airlines
Sat 27/1209:15ILY - LHR
1 stop22h 15mMultiple Airlines
Deal found 5/11£275
Fri 21/1121:10LHR - ILY
1 stop11h 35mBritish Airways
Tue 25/1109:15ILY - LHR
1 stop5h 00mBritish Airways
Deal found 6/11£307
Fri 21/1107:30LHR - ILY
1 stop10h 25mMultiple Airlines
Sun 23/1116:25ILY - LHR
1 stop5h 10mMultiple Airlines
Deal found 7/11£382
Fri 21/1106:05LHR - ILY
2 stops26h 40mMultiple Airlines
Tue 25/1118:25ILY - LHR
1 stop16h 55mMultiple Airlines
Deal found 6/11£562

Cheap flight deals from Heathrow to Isle of Islay

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Isle of Islay (ILY). 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 7 November 2025.

Round-trip from

£238

One-way from

£127

Popular in

December

Cheapest in

September

Average price

£303
British Airways
  • British Airways
  • 6/4-9/4
  • 2 total stops
  • 14h 50m total
  • London to Isle of Islay
Search Deals
British Airways
  • British Airways
  • 15/3
  • 1 total stop
  • 9h 00m total
  • London to Isle of Islay
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Isle of Islay 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 7 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Isle of Islay that are best for you.

Fly from

Heathrow

Fly to

Isle of Islay

Route

Depart

Return

Price

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Mon 6/4

06:30-17:55

1 stop11h 25m

Isle of Islay Glenegedale

Thu 9/4

18:25-21:50

1 stop3h 25m

£238

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Mon 6/4

17:20-17:55

1 stop24h 35m

Isle of Islay Glenegedale

Fri 10/4

18:25-18:50

1 stop24h 25m

£246

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sun 15/2

06:55-15:55

1 stop9h 00m

Isle of Islay Glenegedale

Thu 19/2

09:05-21:40

1 stop12h 35m

£254

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Tue 10/3

11:35-17:55

1 stop6h 20m

Isle of Islay Glenegedale

Fri 13/3

09:05-14:15

1 stop5h 10m

£258

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sat 20/12

21:00-15:55

1 stop18h 55m

Isle of Islay Glenegedale

Sat 27/12

09:15-07:30

1 stop22h 15m

£275

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Fri 21/11

21:10-08:45

1 stop11h 35m

Isle of Islay Glenegedale

Tue 25/11

09:15-14:15

1 stop5h 00m

£307

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Fri 21/11

07:30-17:55

1 stop10h 25m

Isle of Islay Glenegedale

Sun 23/11

16:25-21:35

1 stop5h 10m

£382

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sun 15/2

11:50-15:55

1 stop4h 05m

Isle of Islay Glenegedale

Thu 19/2

09:05-15:30

2 stops6h 25m

£399

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sun 15/3

06:55-15:55

1 stop9h 00m

£127

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Tue 17/2

06:25-17:55

1 stop11h 30m

£128

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 12 results
1
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Best time to book a flight from Heathrow to Isle of Islay

Have a flexible travel schedule? Discover the best time to fly to Isle of Islay from Heathrow 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 Heathrow Airport to Isle of Islay

What is the cheapest month to book a flight from London Heathrow Airport to Isle of Islay?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Isle of Islay (average of £62). Flying from London Heathrow Airport to Isle of Islay in November is currently the most expensive (average of £79). 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 Heathrow to Isle of Islay. 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 Isle of Islay from London Heathrow?

    Located just 4.7 mi from the city center, Isle of Islay Glenegedale is the airport most travelers will use when flying to Isle of Islay from London Heathrow. Booking flights from London Heathrow to Glenegedale (ILY) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 0 different airlines.

  • How long is the flight from London Heathrow Airport to Isle of Islay?

    There are many flights that can get you from London Heathrow Airport to Isle of Islay in 11h 25m. Fly via British Airways to get the fastest option. The distance between London Heathrow Airport and Isle of Islay is about 375 mi.

  • Can I find deals for flights from Heathrow to Isle of Islay that include hotel bookings?

    Yes. In addition to deals on Heathrow to Isle of Islay flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Isle of Islay?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Isle of Islay.

  • Can I find deals for business class flights from Heathrow to Isle of Islay?

    Yes. Cheapflights offers flight deals from Heathrow to Isle of Islay 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 Heathrow Airport to Isle of Islay?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Isle of Islay (average of £62). Flying from London Heathrow Airport to Isle of Islay in November is currently the most expensive (average of £79). 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 Heathrow to Isle of Islay

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights notify me if prices for flights from Heathrow to Isle of Islay become cheaper?

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

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