How often are flights from Knock to London delayed?

About 16% of weekly flights between Knock and London have experienced delays in the past year, with the average delay time being 92 minutes.

What is the most punctual flight time for Knock to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Which airline has the best punctuality record on Knock to London flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 16% of flights being delayed.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

How long is the flight from Knock to London Heathrow Airport?

A quick flight from Knock to London Heathrow Airport can take about 1h 25m. Aer Lingus provides one of the quickest options available for as low as £88. The distance between Knock and London Heathrow Airport is about 388 mi. All flights are typically direct.

What is the cheapest airline to fly from Knock to London Heathrow Airport round-trip?

Cheapflights users have booked flights from Knock to London Heathrow Airport round-trip from £94. Users have found that Aer Lingus is 39% cheaper than the other options available to this destination.

Weekly flight availability from Knock to London Heathrow Airport

The most flights from NOC to LHR are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

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 are the cheapest flights from Knock to London Heathrow Airport?

Looking for the cheapest flight from Knock to London Heathrow Airport? While on average our users pay £64, our data indicates the cheapest price to be £46. The most popular route (Knock Intl - London Heathrow), is priced around £90.

What are the most reliable airlines from Knock to London Heathrow Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Knock to London Heathrow Airport on time: Qatar Airways (90%), Aer Lingus (90%), British Airways (90%).

What airport do you fly from for flights from Knock to London Heathrow?

Knock Intl (NOC) is the airport you will fly out of if you book a flight from Knock to London Heathrow. You should not have trouble finding flights to London Heathrow from Knock Intl; the airport handles an average of 3 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Knock airport to London Heathrow. It is only a 9.2 mi journey to Knock Intl (NOC) from Knock’s city center.

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

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

How can I find direct flights from Knock to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Knock 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.

£44+ Cheap Flights from Knock to London Heathrow Airport

Cheap flight deals from Knock to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Knock to Heathrow
Explore the most affordable flight options available from Knock to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Tue 17/1113:05 -

Nonstop1h 25m

Tue 24/1110:55 -

Nonstop1h 35m

Deal found 3/10£87

Wed 18/1113:05 -

Nonstop1h 25m

Wed 25/1110:55 -

Nonstop1h 35m

Deal found 4/10£88

Thu 12/1113:05 -

Nonstop1h 25m

Mon 23/1110:55 -

Nonstop1h 35m

Deal found 2/10£88

Thu 12/1113:05 -

Nonstop1h 25m

Mon 16/1110:55 -

Nonstop1h 35m

Deal found 2/10£90

Thu 29/1013:05 -

Nonstop1h 25m

Sun 1/1110:55 -

Nonstop1h 35m

Deal found 2/10£91

Thu 8/1013:05 -

Nonstop1h 25m

Mon 12/1011:05 -

Nonstop1h 30m

Deal found 30/9£91

Tue 6/1013:05 -

Nonstop1h 25m

Thu 8/1011:05 -

Nonstop1h 30m

Deal found 30/9£92

Wed 7/1013:05 -

Nonstop1h 25m

Thu 8/1011:05 -

Nonstop1h 30m

Deal found 30/9£93

Sat 10/1013:05 -

Nonstop1h 25m

Sun 11/1011:05 -

Nonstop1h 30m

Deal found 2/10£97

Tue 24/1113:05 -

Nonstop1h 25m

Fri 27/1110:55 -

Nonstop1h 35m

Deal found 1/10£98

Thu 15/1013:05 -

Nonstop1h 25m

Mon 19/1011:05 -

Nonstop1h 30m

Deal found 29/9£107

Find flight deals from Knock to Heathrow

Round-trip from	£87
One-way from	£44
Popular in	May
Cheapest in	January
Average price	£162
Good round-trip deal	£136 or less
Good one-way deal	£60 or less

Aer Lingus
17/11-24/11
Nonstop
3h 00m total
Knock to London

Search Deals

Aer Lingus
22/10-31/12
Nonstop
1h 25m total
Knock to London

Search Deals

Highest demand for flights based on searches. 38% potential increase in price (£72 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 14% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from Knock Intl to London Heathrow.

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Price to beat on a one-way flight from Knock Intl to London Heathrow.

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Thu 22/10

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£44

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Tue 17/11

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£45

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Sun 15/11

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£45

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Sat 7/11

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£45

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Tue 13/10

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£46

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Mon 16/11

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£48

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Fri 23/10

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£49

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Sun 25/10

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£49

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Mon 16/11

14:05-09:05

2 stops19h 00m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£82

KnockLondon

NOC Knock Intl - LHR London Heathrow

NOCLHR

Knock Intl

Wed 18/11

13:05-14:30

Nonstop1h 25m

London Heathrow

Wed 25/11

10:55-12:30

Nonstop1h 35m

£88

Flights are sorted by cheapest return flights first.

Deals found on 30/9

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Knock to Heathrow

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

NOC-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 Knock to London Heathrow Airport

Prices

Airlines

Delays

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knock to London Heathrow Airport as you normally would.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Aer Lingus from Knock to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.3

Good

1,811 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Aer Lingus

7.3

Good

1,811 reviews

Aer Lingus

7.3

Good

1,811 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Related info for your journey

What airport do you fly from for flights from Knock to London Heathrow?
Knock Intl (NOC) is the airport you will fly out of if you book a flight from Knock to London Heathrow. You should not have trouble finding flights to London Heathrow from Knock Intl; the airport handles an average of 3 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Knock airport to London Heathrow. It is only a 9.2 mi journey to Knock Intl (NOC) from Knock’s city center.
How long is the flight from Knock to London Heathrow Airport?
A quick flight from Knock to London Heathrow Airport can take about 1h 25m. Aer Lingus provides one of the quickest options available for as low as £88. The distance between Knock and London Heathrow Airport is about 388 mi. All flights are typically direct.
What is the cheapest airline to fly from Knock to London Heathrow Airport round-trip?
Cheapflights users have booked flights from Knock to London Heathrow Airport round-trip from £94. Users have found that Aer Lingus is 39% cheaper than the other options available to this destination.
What are the most reliable airlines from Knock to London Heathrow Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Knock to London Heathrow Airport on time: Qatar Airways (90%), Aer Lingus (90%), British Airways (90%).
What are the cheapest flights from Knock to London Heathrow Airport?
Looking for the cheapest flight from Knock to London Heathrow Airport? While on average our users pay £64, our data indicates the cheapest price to be £46. The most popular route (Knock Intl - London Heathrow), is priced around £90.
Can I find deals for flights from Knock to Heathrow that include hotel bookings?
Yes. In addition to deals on Knock to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Knock to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knock to Heathrow.
Can I find deals for business class flights from Knock to Heathrow?
Yes. Cheapflights offers flight deals from Knock 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.

See more FAQs

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Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£94	Average£128	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

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

Cheapflights makes it easy to find Knock 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 Knock to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Knock to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Heathrow from Knock shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Knock to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Knock to London Heathrow Airport from £44

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Knock to Heathrow

Cheapest flights from Knock to HeathrowExplore the most affordable flight options available from Knock to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Explore the most affordable flight options available from Knock to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Best flights from Knock to HeathrowDiscover carefully curated flight deals from Knock to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Discover carefully curated flight deals from Knock to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Direct flights from Knock to HeathrowExplore direct flight options from Knock to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2026.

Explore direct flight options from Knock to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2026.

Last-minute flights from Knock to HeathrowDiscover last-minute flight deals from Knock to Heathrow. Data last updated 4 October 2026 and is based on user searches.

Discover last-minute flight deals from Knock to Heathrow. Data last updated 4 October 2026 and is based on user searches.

One-way flights from Knock to HeathrowSearch for one-way flight options from Knock to Heathrow. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Search for one-way flight options from Knock to Heathrow. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Find flight deals from Knock to Heathrow

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Good round-trip deal

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Cheapflights Fare Finder

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

Best time to book a flight from Knock to Heathrow

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

Cheapflights Insights

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knock to London Heathrow Airport as you normally would.

Weekly flight availability from Knock to London Heathrow Airport

The most flights from NOC to LHR are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from Knock to London delayed?

About 16% of weekly flights between Knock and London have experienced delays in the past year, with the average delay time being 92 minutes.

What is the most punctual flight time for Knock to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Knock to London flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 16% of flights being delayed.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Aer Lingus from Knock to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Knock to London Heathrow?

How long is the flight from Knock to London Heathrow Airport?

What is the cheapest airline to fly from Knock to London Heathrow Airport round-trip?

What are the most reliable airlines from Knock to London Heathrow Airport?

What are the cheapest flights from Knock to London Heathrow Airport?

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

How can I find direct flights from Knock to Heathrow?

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

Travelling to a place near London Heathrow Airport?

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Alternative routes for Knock to Heathrow

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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

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Search flights from Knock to Heathrow by cabin class

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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 4 October 2026.

Knock and Heathrow flights

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

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

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

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

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Cheapest flights from Knock to Heathrow
Explore the most affordable flight options available from Knock to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Best flights from Knock to Heathrow
Discover carefully curated flight deals from Knock to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Direct flights from Knock to Heathrow
Explore direct flight options from Knock to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 October 2026.

Last-minute flights from Knock to Heathrow
Discover last-minute flight deals from Knock to Heathrow. Data last updated 4 October 2026 and is based on user searches.

One-way flights from Knock to Heathrow
Search for one-way flight options from Knock to Heathrow. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.