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Cheap flights from London Heathrow Airport to Isle of Islay from £237

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ILY
23 Apr — 30 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap 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 24 March 2026.

Tue 5/522:05
LHR
-
ILY
1 stop10h 30m
British Airways
Tue 12/518:25
ILY
-
LHR
1 stop4h 15m
British Airways
Deal found 21/3£237
Tue 14/706:15
LHR
-
ILY
1 stop11h 40m
British Airways
Thu 16/709:05
ILY
-
LHR
1 stop3h 50m
British Airways
Deal found 19/3£247
Sat 20/620:55
LHR
-
ILY
1 stop19h 00m
British Airways
Sat 27/609:15
ILY
-
LHR
1 stop11h 50m
British Airways
Deal found 19/3£286
Fri 8/507:15
LHR
-
ILY
1 stop10h 40m
British Airways
Fri 15/518:25
ILY
-
LHR
1 stop15h 05m
British Airways
Deal found 24/3£287
Thu 6/809:00
LHR
-
ILY
1 stop8h 55m
British Airways
Sun 9/816:25
ILY
-
LHR
1 stop6h 10m
British Airways
Deal found 24/3£288
Sun 3/522:15
LHR
-
ILY
1 stop19h 40m
British Airways
Fri 8/518:25
ILY
-
LHR
1 stop13h 40m
British Airways
Deal found 22/3£292
Tue 21/420:15
LHR
-
ILY
1 stop12h 20m
British Airways
Tue 28/409:05
ILY
-
LHR
1 stop3h 20m
British Airways
Deal found 22/3£307
Sat 4/420:55
LHR
-
ILY
1 stop19h 00m
British Airways
Wed 8/409:05
ILY
-
LHR
1 stop5h 45m
British Airways
Deal found 20/3£334
Thu 21/511:00
LHR
-
ILY
1 stop6h 55m
British Airways
Fri 22/518:25
ILY
-
LHR
1 stop15h 05m
British Airways
Deal found 24/3£402
Mon 6/413:10
LHR
-
ILY
1 stop4h 45m
British Airways
Fri 10/418:25
ILY
-
LHR
1 stop13h 40m
British Airways
Deal found 20/3£441

Find 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 24 March 2026.

Round-trip from

£237

Popular in

May

Cheapest in

January

Average price

£401
British Airways
  • British Airways
  • 5/5-12/5
  • 2 total stops
  • 14h 45m total
  • London to Isle of Islay
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
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 24 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Isle of Islay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Tue 14/7

06:15-17:55

1 stop11h 40m

Isle of Islay Glenegedale

Thu 16/7

09:05-12:55

1 stop3h 50m

£247

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sat 20/6

20:55-15:55

1 stop19h 00m

Isle of Islay Glenegedale

Sat 27/6

09:15-21:05

1 stop11h 50m

£286

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Thu 6/8

09:00-17:55

1 stop8h 55m

Isle of Islay Glenegedale

Sun 9/8

16:25-22:35

1 stop6h 10m

£288

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sun 3/5

22:15-17:55

1 stop19h 40m

Isle of Islay Glenegedale

Fri 8/5

18:25-08:05

1 stop13h 40m

£292

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Thu 9/4

16:20-08:35

1 stop16h 15m

Isle of Islay Glenegedale

Mon 13/4

18:25-22:10

1 stop3h 45m

£334

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Mon 6/4

15:20-08:35

1 stop17h 15m

Isle of Islay Glenegedale

Fri 10/4

18:25-08:05

1 stop13h 40m

£441

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Sat 20/6

07:30-15:55

2 stops32h 25m

Isle of Islay Glenegedale

Sat 27/6

09:15-21:05

1 stop11h 50m

£448
Fastest return journey

LondonIsle of Islay

LHR - ILY

LHRILY

London Heathrow

Tue 21/4

14:40-17:55

1 stop3h 15m

Isle of Islay Glenegedale

Tue 28/4

09:05-14:05

2 stops5h 00m

£519

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Sorted by cheapest first

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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Isle of Islay (average of £65). Flying from London Heathrow Airport to Isle of Islay in March is currently the most expensive (average of £87). 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 40m. 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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Isle of Islay (average of £65). Flying from London Heathrow Airport to Isle of Islay in March is currently the most expensive (average of £87). 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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How does Cheapflights help users find flights from Heathrow to Isle of Islay?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Isle of Islay?

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Can Cheapflights find flights from Heathrow to Isle of Islay with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Isle of Islay with no change fees.

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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