In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from KY to LHR?

When flying from Kerry to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Kerry to Heathrow that include hotel bookings?

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

How can I find direct flights from Kerry to Heathrow?

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

Can I find deals for business class flights from Kerry to Heathrow?

Yes. Cheapflights offers flight deals from Kerry to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£71+ Cheap Flights from Kerry to London Heathrow Airport

Cheap flight deals from Kerry to Heathrow

Enter your travel dates to find the best prices.

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Cheapest flights from Kerry to Heathrow
Explore the most affordable flight options available from Kerry to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Sat 10/1010:25 -

1 stop6h 55m

Sat 17/1021:10 -

1 stop13h 05m

Deal found 26/8£143

Mon 21/910:50 -

1 stop8h 35m

Mon 28/921:10 -

1 stop12h 50m

Deal found 24/8£155

Wed 23/910:40 -

1 stop9h 40m

Wed 30/921:10 -

1 stop13h 05m

Deal found 26/8£161

Wed 9/910:40 -

1 stop6h 40m

Sun 13/922:00 -

1 stop12h 25m

Deal found 24/8£180

Fri 9/1018:00 -

1 stop14h 05m

Fri 16/1007:40 -

1 stop9h 55m

Deal found 25/8£181

Thu 24/910:40 -

1 stop8h 15m

Thu 1/1007:40 -

1 stop9h 40m

Deal found 27/8£185

Fri 11/918:00 -

1 stop14h 05m

Tue 15/921:10 -

1 stop13h 05m

Deal found 26/8£189

Thu 8/1010:40 -

1 stop4h 20m

Mon 12/1013:25 -

1 stop4h 05m

Deal found 28/8£197

Fri 4/914:10 -

2 stops8h 30m

Tue 8/921:10 -

1 stop13h 05m

Deal found 26/8£199

Find flight deals from Kerry to Heathrow

Round-trip from	£143
One-way from	£71

10/10-17/10
2 total stops
20h 00m total
Kerry to London

Search Deals

27/10
1 total stop
9h 25m total
Kerry to London

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kerry to London Heathrow Airport that are best for you.

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Price

Cheapest return flight

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Wed 9/9

10:40-17:20

1 stop6h 40m

London Heathrow

Sun 13/9

22:00-10:25

1 stop12h 25m

£180

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Fri 9/10

18:00-08:05

1 stop14h 05m

London Heathrow

Fri 16/10

07:40-17:35

1 stop9h 55m

£181

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Fri 11/9

18:00-08:05

1 stop14h 05m

London Heathrow

Tue 15/9

21:10-10:15

1 stop13h 05m

£189

Fastest return journey

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Thu 8/10

10:40-15:00

1 stop4h 20m

London Heathrow

Mon 12/10

13:25-17:30

1 stop4h 05m

£197

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Sun 13/9

10:45-20:55

1 stop10h 10m

London Heathrow

Thu 17/9

21:10-10:00

1 stop12h 50m

£203

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Thu 10/9

10:40-16:00

1 stop5h 20m

London Heathrow

Mon 14/9

08:50-17:30

1 stop8h 40m

£204

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Tue 1/12

17:50-08:05

1 stop14h 15m

London Heathrow

Sat 5/12

12:10-17:15

1 stop5h 05m

£204

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Fri 16/10

10:25-15:00

1 stop4h 35m

London Heathrow

Mon 19/10

09:50-17:30

1 stop7h 40m

£211

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Fri 25/9

10:25-19:25

1 stop9h 00m

London Heathrow

Tue 29/9

07:40-17:35

1 stop9h 55m

£212

Milltown (Kerry)London

KIR Milltown (Kerry) - LHR London Heathrow

KIRLHR

Milltown (Kerry)

Thu 8/10

10:40-16:00

1 stop5h 20m

London Heathrow

Thu 15/10

12:00-17:20

1 stop5h 20m

£214

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 17 resultsSorted by cheapest first

Best time to book a flight from Kerry to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kerry with our price prediction graph.

KIR-LHR

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 Kerry to London Heathrow Airport

IEKY-LHR

KIR-LHR

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Kerry to Heathrow that include hotel bookings?
Yes. In addition to deals on Kerry to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Kerry to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kerry to Heathrow.
Can I find deals for business class flights from Kerry to Heathrow?
Yes. Cheapflights offers flight deals from Kerry to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Kingston upon Thames

Watford

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How does Cheapflights help users find flights from Kerry to Heathrow?

Cheapflights makes it easy to find Kerry to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Kerry to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Kerry to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Kerry to Heathrow with no change fees?

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

Can Cheapflights notify me if prices for flights from Kerry to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Kerry today and book when prices fit your budget.

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Cheap flights from Kerry to London Heathrow Airport from £71

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Kerry to Heathrow

Cheapest flights from Kerry to HeathrowExplore the most affordable flight options available from Kerry to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Explore the most affordable flight options available from Kerry to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Best flights from Kerry to HeathrowDiscover carefully curated flight deals from Kerry to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Discover carefully curated flight deals from Kerry to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Last-minute flights from Kerry to HeathrowDiscover last-minute flight deals from Kerry to Heathrow. Data last updated 29 August 2026 and is based on user searches.

Discover last-minute flight deals from Kerry to Heathrow. Data last updated 29 August 2026 and is based on user searches.

One-way flights from Kerry to HeathrowSearch for one-way flight options from Kerry to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Search for one-way flight options from Kerry to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.

Find flight deals from Kerry to Heathrow

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Kerry to London Heathrow Airport that are best for you.

Best time to book a flight from Kerry to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kerry with our price prediction graph.

Cheapflights Insights

Related info for your journey

Can I find deals for flights from Kerry to Heathrow that include hotel bookings?

How can I find direct flights from Kerry to Heathrow?

Can I find deals for business class flights from Kerry to Heathrow?

Travelling to a place near London Heathrow Airport?

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.

Alternative routes for Kerry to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Kerry to Heathrow by cabin class

Find flights from Kerry to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 August 2026.

Kerry and Heathrow flights

Browse other Kerry and Heathrow flight options. Last updated on 29 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Kerry to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Kerry to Heathrow?

Can Cheapflights find flights from Kerry to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Kerry to Heathrow become cheaper?

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Travel Smart

Cheapest flights from Kerry to Heathrow
Explore the most affordable flight options available from Kerry to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2026.

Best flights from Kerry to Heathrow
Discover carefully curated flight deals from Kerry to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2026.

Last-minute flights from Kerry to Heathrow
Discover last-minute flight deals from Kerry to Heathrow. Data last updated 29 August 2026 and is based on user searches.

One-way flights from Kerry to Heathrow
Search for one-way flight options from Kerry to Heathrow. Find affordable one-way fares based on user searches. Data last updated 29 August 2026.