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Cheap Flights from London Heathrow to Ireland West Knock

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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.106 € per passenger.Departing Wed, 4 Jun, returning Thu, 12 Jun.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Wed, 4 Jun, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Thu, 12 Jun, arriving in London Heathrow.Price includes taxes and charges.From 106 €, select.
Knock.113 € per passenger.Departing Tue, 6 May, returning Thu, 8 May.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Tue, 6 May, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Thu, 8 May, arriving in London Heathrow.Price includes taxes and charges.From 113 €, select.
Knock.116 € per passenger.Departing Tue, 27 May, returning Tue, 10 Jun.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Tue, 27 May, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Tue, 10 Jun, arriving in London Heathrow.Price includes taxes and charges.From 116 €, select.
Knock.142 € per passenger.Departing Tue, 24 Jun, returning Tue, 1 Jul.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Tue, 24 Jun, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Tue, 1 Jul, arriving in London Heathrow.Price includes taxes and charges.From 142 €, select.
Knock.167 € per passenger.Departing Thu, 15 May, returning Sun, 26 Oct.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Thu, 15 May, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Sun, 26 Oct, arriving in London Heathrow.Price includes taxes and charges.From 167 €, select.
Knock.171 € per passenger.Departing Wed, 13 Aug, returning Wed, 20 Aug.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Wed, 13 Aug, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Wed, 20 Aug, arriving in London Heathrow.Price includes taxes and charges.From 171 €, select.
Knock.171 € per passenger.Departing Sun, 20 Jul, returning Sun, 27 Jul.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Sun, 20 Jul, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Sun, 27 Jul, arriving in London Heathrow.Price includes taxes and charges.From 171 €, select.
Knock.175 € per passenger.Departing Thu, 21 Aug, returning Mon, 1 Sep.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from London Heathrow on Thu, 21 Aug, arriving in Ireland West Knock.Inbound direct flight with Aer Lingus departs from Ireland West Knock on Mon, 1 Sep, arriving in London Heathrow.Price includes taxes and charges.From 175 €, 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 June.
May
from 113 €
Jun
from 106 €
Jul
from 171 €
Aug
from 171 €
Sep
from 175 €
Oct
from 187 €
Nov
from 190 €
Dec
from 189 €
Jan
Find prices
Feb
from 264 €
Mar
from 221 €
Apr
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 found106 €
Cheapest month to flyJune
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 106 €. 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 May 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 May 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 Wednesday, 4 June 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.
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

  • Book a direct flight from London Heathrow Airport to Ireland West Airport Knock and you'll be in the air for an average of 1 hour 30 minutes.

  • London and Knock share the UTC+0 timezone. This means you won't have to adjust your watch after you land.

  • You can choose from ten weekly London Heathrow Airport to Ireland West Airport Knock flights. The 11:00 departure with Aer Lingus is the earliest flight available. Aer Lingus operates the last service of the day at 11:05.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to catch your LHR to NOC flight.

  • During popular months such as July, it's a good idea to get to the airport earlier than usual. Arrive two hours before domestic departures and four hours ahead for an international flight whenever you're travelling during a peak period in general.

  • Aer Lingus offers direct flights from London Heathrow Airport to Ireland West Airport Knock. Book with this popular carrier, then get ready to check out the sights in Knock — and maybe even more of Ireland if you have time.

  • The airline with the highest number of bookings on this route is Aer Lingus.

  • The carrier with the best on-time arrival rate for LHR to NOC flights is Aer Lingus.

  • If you want to break up your flight, just uncheck 'Direct flights only' when searching for your ticket from London Heathrow Airport to Ireland West Airport Knock. Here are the most popular stopovers between LHR and NOC:

    • Edinburgh Airport

    • Manchester Airport

    • Faro Airport

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

  • 55 € is currently the best price for a one-way London Heathrow Airport to Ireland West Airport Knock flight. Return flights start from 106 €. These prices may change based on demand and availability.

  • To secure cheap tickets from LHR to NOC, reserve your trip six months ahead of your planned departure.

  • Organise your trip for May. That's the cheapest month for flights from London Heathrow Airport to Ireland West Airport Knock. If you're flexible with your dates, try out the 'Whole month' tool to find the lowest airfare across every month.

  • Spend less time searching for cheap flights from LHR to NOC by creating a Price Alert. You'll get an email or push notification on the app when a new low fare is offered.

  • Tailor your flights with filters. Choose your departure and arrival times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from London Heathrow Airport to Ireland West Airport Knock.

Handy information about London Heathrow Airport (LHR)

  • 68.18% of flights that take off from London Heathrow Airport arrive at their destination on schedule.

  • To reach London Heathrow Airport from central London, it'll take about 55 minutes if you're travelling by car. This depends on traffic, however. It's approximately 31 kilometres from the airport to the city centre.

  • You can expect a journey time of about 1 hour when using public transport.

  • Catching an early flight from London Heathrow Airport to Ireland West Airport Knock? Avoid the last-minute rush to the airport (and sneak in some extra precious sleep) by picking one of these stays near LHR:

Arriving at Ireland West Airport Knock (NOC)

  • If you're coming in on a late London Heathrow Airport to Ireland West Airport Knock flight, nothing beats the convenience of being near the terminal. Collect your bags from the carousel and then be showered and sleeping not long after at one of these hotels near NOC:

  • Pick up an Ireland West Airport Knock rental car and discover Knock and beyond with your own wheels. Budget, Carhire and Keddy By Europcar are leading providers to choose from here.

  • Lock in the lowest price by reserving your ride from Ireland West Airport Knock about three weeks ahead of your trip.

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

  • Ireland West Airport Knock to the centre of Knock has a drive time of around 20 minutes. It's approximately 21 kilometres away.

  • If you're using public transport, expect a journey of around 25 minutes.

When to fly to Ireland West Airport Knock (NOC)

  • It's time to plan your dates for your flight from London Heathrow Airport to Ireland West Airport Knock. August is the busiest month to head to Knock. If you're after a more relaxed vibe, go in April.

  • When reserving your flight from London Heathrow Airport to Ireland West Airport Knock, consider the kind of weather you enjoy. July is the warmest month in Knock, with temperatures ranging from 9ºC (48ºF) to 20ºC (68ºF).

  • Search for cheap tickets from LHR to NOC in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 8ºC (46ºF) on average.

Explore more of Ireland

  • Dublin is just one of the many cities in Ireland waiting to be discovered once you've seen the sights of Knock. Around 177 kilometres away to the east, check out popular attractions including Guinness Storehouse, Trinity College Library and Dublin Castle.

  • If there's time to check out another corner of Ireland, consider Cork, roughly 209 kilometres south of Knock. Blarney Castle, Fota Wildlife Park and Titanic Experience Cobh are key reasons to visit.

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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.