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Cheap Flights from London Heathrow to Ireland West Knock

Compare London Heathrow to Ireland West Knock flight deals

Find the cheapest month or even day of the year to fly to Ireland West Knock

Book the best Ireland West Knock fare with no extra fees

Flight deals from London Heathrow to Ireland West Knock

Looking for a cheap last-minute deal or the best return flight from London Heathrow to Ireland West Knock? Find the lowest prices on one-way and return tickets right here.
Knock.R 1,243 per passenger.Departing Wed, 30 Apr.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Wed, 30 Apr, arriving in Ireland West Knock.Price includes taxes and charges.From R 1,243, select.
Knock.R 1,245 per passenger.Departing Mon, 5 May.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Mon, 5 May, arriving in Ireland West Knock.Price includes taxes and charges.From R 1,245, select.
Knock.R 1,829 per passenger.Departing Tue, 17 Jun.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Tue, 17 Jun, arriving in Ireland West Knock.Price includes taxes and charges.From R 1,829, select.
Knock.R 1,929 per passenger.Departing Thu, 21 Aug.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Thu, 21 Aug, arriving in Ireland West Knock.Price includes taxes and charges.From R 1,929, select.
Knock.R 2,129 per passenger.Departing Thu, 16 Oct.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Thu, 16 Oct, arriving in Ireland West Knock.Price includes taxes and charges.From R 2,129, select.
Knock.R 2,211 per passenger.Departing Thu, 11 Sep.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Thu, 11 Sep, arriving in Ireland West Knock.Price includes taxes and charges.From R 2,211, select.
Knock.R 2,235 per passenger.Departing Mon, 11 Aug.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Mon, 11 Aug, arriving in Ireland West Knock.Price includes taxes and charges.From R 2,235, select.
Knock.R 2,235 per passenger.Departing Thu, 16 Oct.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Thu, 16 Oct, arriving in Ireland West Knock.Price includes taxes and charges.From R 2,235, select.

Find the cheapest month to fly from London Heathrow to Ireland West Knock

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to Ireland West Knock flights are currently cheapest in April.
Apr
from R 1,243
May
from R 1,245
Jun
from R 1,829
Jul
from R 2,235
Aug
from R 1,929
Sep
from R 2,211
Oct
from R 2,129
Nov
from R 2,258
Dec
from R 2,235
Jan
from R 2,260
Feb
from R 2,954
Mar
Find prices

Direct flights from London Heathrow to Ireland West Knock

London Heathrow to Ireland West Knock: Alternative routes

Compare routes from London Heathrow to Knock below. You may find an airport to fly into that's cheaper, faster, or easier than Ireland West Knock.

London to Knock: Flight information

The things to know before you go.
Cheapest flight foundR 1,243
Cheapest month to flyApril
Average flight time1 hr, 30 mins
Most popular airlineAer Lingus
Average flights per week22

Finding cheap flights from London Heathrow to Ireland West Knock: Frequently asked questions

The best price we found for a return flight from London Heathrow to Ireland West Knock is R 2,525. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 30 minutes is the average flight time from London Heathrow to Ireland West Knock.
Aer Lingus, Qatar Airways and British Airways fly direct from London Heathrow to Ireland West Knock.
As of April 2025, there are 22 flights per week flying from London Heathrow to Ireland West Knock.
The cheapest month to fly from London Heathrow to Ireland West Knock is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to Ireland West Knock Airport on Tuesday, 6 May 2025.
Yes – the average flight time is 1 hour and 30 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ireland West Knock but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knock is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Aer Lingus offers the cheapest flight tickets to Ireland West Knock.

Flying from London Heathrow Airport (LHR) to Ireland West Airport Knock (NOC): what you need to know

  • A direct flight from London Heathrow Airport to Ireland West Airport Knock takes 1 hour 30 minutes, on average. Knock's timezone is UTC+0 — identical to London.

  • Every week, there are 10 flights from London Heathrow Airport to Ireland West Airport Knock. To jet off as early as possible, take the 11:00 Aer Lingus flight. If you're keen to make the most of your time before you fly, the last flight from LHR to NOC is 13:05 with Aer Lingus.

  • Be prepared for bigger queues in popular months like July and other peak seasons. Arriving up to fours hours ahead of international flights and two hours for a domestic departure is a good idea.

  • Getting to Knock (and then exploring more of Ireland!) is simple with Aer Lingus. This popular airline has direct flights from London Heathrow Airport to Ireland West Airport Knock.

  • We make it a cinch to book a flight with a stopover. To see all your options for flights from London Heathrow Airport to Ireland West Airport Knock, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to explore your chosen city. Some popular stopovers between LHR and NOC include:

    • Manchester Airport

    • Faro Airport

    • Edinburgh Airport

  • To see whether you need a visa to enter Ireland, contact your carrier and the local consulate or embassy. They'll provide you with the latest information, including any other travel documents you may need after booking your cheap ticket from LHR to NOC.

How to find the cheapest flights from London Heathrow Airport (LHR) to Ireland West Airport Knock (NOC)

  • The lowest price we've seen for a one-way ticket from London Heathrow Airport to Ireland West Airport Knock is R 1,243. For a return flight on this route, the best price is R 2,525. Depending on the availability when you book, these fares can change.

  • To score cheap tickets from LHR to NOC, reserve your trip 9 months before your departure date.

  • Plan your trip for May. That's the cheapest month for tickets from London Heathrow Airport to Ireland West Airport Knock. If you have flexibility with your dates, use the 'Whole month' tool to see the cheapest price across every month.

  • Log into your online account or use the app to set up a Price Alert. You'll get notified right away if there's a better deal on this route. It's simple to do, and it'll save you time looking for cheap tickets from LHR to NOC every day.

  • Use filters to tailor your flights from London Heathrow Airport to Ireland West Airport Knock. Simply enter your preferred arrival and departure times, number of stops and airlines. Or sort your results by 'Cheapest' to find the best deals.

Handy information about London Heathrow Airport (LHR)

  • Travelling from central London to London Heathrow Airport takes about 1 hour and 1 minute on public transport. If you ride-share, drive or hail a cab, you'll cover the 31 kilometres in 57 minutes or so, depending on traffic conditions.

  • Looking for a handy hotel close to LHR? If you're catching an early flight from London Heathrow Airport to Ireland West Airport Knock, these stays will have you moments from your departure gate:

Arriving at Ireland West Airport Knock (NOC)

Getting from Ireland West Airport Knock (NOC) to central Knock

  • Ireland West Airport Knock to central Knock takes around 18 minutes in a car. It's approximately 21 kilometres away. See what options are available, such as cabs, car rentals or ride-sharing.

  • It takes around 25 minutes if you're using public transport.

When to fly to Ireland West Airport Knock (NOC)

  • August is the most popular month for flights from London Heathrow Airport to Ireland West Airport Knock. To avoid the crowds, head to Knock in April.

  • Lock in your flight from London Heathrow Airport to Ireland West Airport Knock for July if you want to go to Knock during its warmest month. Expect temperatures of between 9ºC and 20ºC.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from LHR to NOC in January. Average temperatures are between 0ºC and 8ºC then.

More about Knock

Complete your Knock trip with hotels and a car rental

  • Comparing flights is not our only party trick. Once you've secured your cheap ticket to Ireland West Airport Knock, check out our great car rental offers that'll give you the freedom to travel around at your own pace. Then, have a look at our exclusive rates for hotels to find the perfect Knock stay.

Plan the rest of your trip from London to Knock

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.