Cheap flights from London Heathrow Airport to Knock from £42
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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — NOC
30 Sep — 7 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Knock Intl are usually found in January or September, booked 46 days in advance, depart on a Wednesday or Monday and return on a Thursday
Cheap flight deals from Heathrow to Knock
Enter your travel dates to find the best prices.
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Cheapest flights from Heathrow to Knock
Explore the most affordable flight options available from Heathrow to Knock. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.
Tue 13/1011:05 -
Nonstop1h 30m
Tue 20/1013:05 -
Nonstop1h 25m
Deal found 29/8£69
Sun 4/1011:05 -
Nonstop1h 30m
Wed 21/1013:05 -
Nonstop1h 25m
Deal found 28/8£75
Sat 3/1011:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 28/8£78
Mon 28/911:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 28/8£78
Thu 8/1011:05 -
Nonstop1h 30m
Sun 11/1013:05 -
Nonstop1h 25m
Deal found 30/8£79
Wed 14/1011:05 -
Nonstop1h 30m
Fri 16/1013:05 -
Nonstop1h 25m
Deal found 29/8£81
Tue 29/911:05 -
Nonstop1h 30m
Tue 6/1013:05 -
Nonstop1h 25m
Deal found 30/8£82
Fri 9/1011:05 -
Nonstop1h 30m
Sun 11/1013:05 -
Nonstop1h 25m
Deal found 30/8£83
Fri 16/1011:05 -
Nonstop1h 30m
Sun 18/1013:05 -
Nonstop1h 25m
Deal found 27/8£83
Best flights from Heathrow to Knock
Discover carefully curated flight deals from Heathrow to Knock that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.
Mon 28/911:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 28/8£78
Mon 28/911:05 -
Nonstop1h 30m
Mon 5/1017:55 -
2 stops14h 10m
Deal found 28/8£142
Wed 14/1011:05 -
Nonstop1h 30m
Fri 16/1013:05 -
Nonstop1h 25m
Deal found 29/8£81
Sat 17/1011:05 -
Nonstop1h 30m
Tue 20/1013:05 -
Nonstop1h 25m
Deal found 27/8£93
Mon 21/911:05 -
Nonstop1h 30m
Thu 24/913:05 -
Nonstop1h 25m
Deal found 29/8£116
Fri 16/1011:05 -
Nonstop1h 30m
Sun 18/1013:05 -
Nonstop1h 25m
Deal found 27/8£151
Tue 22/911:05 -
Nonstop1h 30m
Sun 27/913:05 -
Nonstop1h 25m
Deal found 30/8£142
Sat 17/1020:10 -
2 stops19h 30m
Tue 20/1013:05 -
Nonstop1h 25m
Deal found 28/8£176
Fri 25/911:05 -
Nonstop1h 30m
Mon 28/913:05 -
Nonstop1h 25m
Deal found 31/8£145
Thu 15/1007:40 -
2 stops9h 00m
Mon 19/1013:05 -
Nonstop1h 25m
Deal found 27/8£179
Sat 19/911:05 -
Nonstop1h 30m
Mon 21/917:55 -
2 stops17h 15m
Deal found 26/8£183
Sat 26/920:10 -
2 stops19h 20m
Mon 28/913:05 -
Nonstop1h 25m
Deal found 30/8£197
Direct flights from Heathrow to Knock
Explore direct flight options from Heathrow to Knock based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.
Tue 13/1011:05 -
Nonstop1h 30m
Tue 20/1013:05 -
Nonstop1h 25m
Deal found 29/8£69
Sun 4/1011:05 -
Nonstop1h 30m
Wed 21/1013:05 -
Nonstop1h 25m
Deal found 28/8£75
Sat 3/1011:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 28/8£78
Mon 28/911:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 28/8£78
Thu 8/1011:05 -
Nonstop1h 30m
Sun 11/1013:05 -
Nonstop1h 25m
Deal found 30/8£79
Wed 14/1011:05 -
Nonstop1h 30m
Fri 16/1013:05 -
Nonstop1h 25m
Deal found 29/8£81
Tue 29/911:05 -
Nonstop1h 30m
Tue 6/1013:05 -
Nonstop1h 25m
Deal found 30/8£82
Fri 9/1011:05 -
Nonstop1h 30m
Sun 11/1013:05 -
Nonstop1h 25m
Deal found 30/8£83
Fri 16/1011:05 -
Nonstop1h 30m
Sun 18/1013:05 -
Nonstop1h 25m
Deal found 27/8£83
Last-minute flights from Heathrow to Knock
Discover last-minute flight deals from Heathrow to Knock. Data last updated 31 August 2026 and is based on user searches.
Tue 1/911:05 -
Nonstop1h 30m
Thu 1/1013:05 -
Nonstop1h 25m
Deal found 31/8£109
Tue 1/911:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 31/8£123
Mon 14/911:05 -
Nonstop1h 30m
Sat 19/913:05 -
Nonstop1h 25m
Deal found 30/8£115
Thu 17/911:05 -
Nonstop1h 30m
Sat 19/913:05 -
Nonstop1h 25m
Deal found 30/8£121
Thu 24/911:05 -
Nonstop1h 30m
Thu 1/1013:05 -
Nonstop1h 25m
Deal found 27/8£119
Sat 26/911:05 -
Nonstop1h 30m
Sat 3/1013:05 -
Nonstop1h 25m
Deal found 29/8£106
Mon 28/911:05 -
Nonstop1h 30m
Mon 5/1013:05 -
Nonstop1h 25m
Deal found 28/8£78
Tue 29/911:05 -
Nonstop1h 30m
Tue 6/1013:05 -
Nonstop1h 25m
Deal found 30/8£82
One-way flights from Heathrow to Knock
Search for one-way flight options from Heathrow to Knock. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.
Thu 15/1011:05 -
Nonstop1h 30m
Deal found 29/8£42
Sun 6/1210:55 -
Nonstop1h 30m
Deal found 28/8£61
Thu 1/1011:05 -
Nonstop1h 30m
Deal found 28/8£61
Tue 15/1210:55 -
Nonstop1h 30m
Deal found 29/8£69
Sat 5/1210:55 -
Nonstop1h 30m
Deal found 27/8£74
Sat 31/1010:55 -
Nonstop1h 30m
Deal found 30/8£75
Sun 6/1220:50 -
2 stops17h 40m
Deal found 28/8£83
Sun 20/911:05 -
Nonstop1h 30m
Deal found 30/8£89
Fri 25/911:05 -
Nonstop1h 30m
Deal found 27/8£90
Mon 30/1109:55 -
2 stops24h 45m
Deal found 29/8£100
Tue 15/1220:50 -
2 stops17h 45m
Deal found 29/8£114
Fri 25/921:10 -
2 stops14h 20m
Deal found 27/8£120
Find flight deals from Heathrow to Knock
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Knock (NOC). 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 31 August 2026.
Customise your flight search to find flights from Heathrow to Knock 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 7,457,451 searches. Data last updated 31 August 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Knock that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Mon 28/9
11:05-12:35
Nonstop1h 30m
Knock Intl
Mon 5/10
13:05-14:30
Nonstop1h 25m
£78
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Wed 14/10
11:05-12:35
Nonstop1h 30m
Knock Intl
Fri 16/10
13:05-14:30
Nonstop1h 25m
£81
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Sat 17/10
11:05-12:35
Nonstop1h 30m
Knock Intl
Tue 20/10
13:05-14:30
Nonstop1h 25m
£93
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Mon 21/9
11:05-12:35
Nonstop1h 30m
Knock Intl
Thu 24/9
13:05-14:30
Nonstop1h 25m
£116
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Mon 28/9
11:05-12:35
Nonstop1h 30m
Knock Intl
Mon 5/10
17:55-08:05
2 stops14h 10m
£142
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Tue 22/9
11:05-12:35
Nonstop1h 30m
Knock Intl
Sun 27/9
13:05-14:30
Nonstop1h 25m
£142
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Fri 25/9
11:05-12:35
Nonstop1h 30m
Knock Intl
Mon 28/9
13:05-14:30
Nonstop1h 25m
£145
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Fri 16/10
11:05-12:35
Nonstop1h 30m
Knock Intl
Sun 18/10
13:05-14:30
Nonstop1h 25m
£151
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Sat 17/10
20:10-15:40
2 stops19h 30m
Knock Intl
Tue 20/10
13:05-14:30
Nonstop1h 25m
£176
LondonKnock
LHR London Heathrow - NOC Knock Intl
LHRNOC
London Heathrow
Thu 15/10
07:40-16:40
2 stops9h 00m
Knock Intl
Mon 19/10
13:05-14:30
Nonstop1h 25m
£179
Flights are sorted by cheapest return flights first.
Deals found on 28/8
Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Knock
Have a flexible travel schedule? Discover the best time to fly to Knock from Heathrow with our price prediction graph.
LHR-NOC
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 Knock
Prices
Airlines
How far ahead should I book a flight from London Heathrow Airport to Knock?
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Knock, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Knock?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Knock (average of £100). Flying from London Heathrow Airport to Knock in August is currently the most expensive (average of £167). 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.
What is the cheapest time of day to fly from LHR to NOC?
Find hourly flight availability from Heathrow to Knock. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 August 2026.
When flying from London Heathrow Airport to Knock, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from London Heathrow Airport to Knock?
Airfare is below average for this route at the moment.
London Heathrow Airport to Knock flights typically cost between £97 and £146 in October.The cheapest return price found within the last 5 days was £69 on Aer Lingus (13 Oct–20 Oct).
Weekly flight availability from London Heathrow Airport to Knock
Explore weekly flight availability from Heathrow to Knock. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 August 2026.
The most flights from LHR to NOC 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).
Reviews of airlines servicing Knock
Get insights into the airlines that provide service to Knock. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knock. Reviews last updated 31 August 2026.
Check out reviews from past customers who have flown with Aer Lingus from London Heathrow Airport to Knock to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Knock. 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 Knock from London Heathrow?
Located just 9.2 mi from the city center, Knock Intl is the airport most travelers will use when flying to Knock from London Heathrow. Booking flights from London Heathrow to Knock Intl (NOC) should be relatively easy as there are 3 daily inbound flights from London Heathrow from 1 airline.
How long is the flight from London Heathrow Airport to Knock?
Aer Lingus can get you from London Heathrow Airport to Knock in just under 1h 30m. Your travel time will be generally consistent. The distance between London Heathrow Airport and Knock is about 388 mi. All flights are typically direct.
What is the cheapest airline to fly from London Heathrow Airport to Knock round-trip?
Cheapflights users have booked flights from London Heathrow Airport to Knock round-trip from £91. Users have found that Aer Lingus is 33% cheaper than the other options available to this destination.
What are the most reliable airlines from London Heathrow Airport to Knock?
Before booking your flight to Knock from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Qatar Airways (93%), Aer Lingus (93%), British Airways( 93%).
What are the cheapest flights from London Heathrow Airport to Knock?
Looking for the cheapest flight from London Heathrow Airport to Knock? While on average our users pay £115, our data indicates the cheapest price to be £47. The most popular route (London Heathrow - Knock Intl), is priced around £69.
Can I find deals for business class flights from Heathrow to Knock?
Yes. Cheapflights offers flight deals from Heathrow to Knock 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 Knock?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Knock (average of £100). Flying from London Heathrow Airport to Knock in August is currently the most expensive (average of £167). 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.
Explore flights to Knock departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 August 2026.
Discover the top airline that operate flights from Heathrow to Knock. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 31 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Knock?
Cheapflights helps you search for flights from Heathrow to Knock via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Knock?
Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Knock 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 Heathrow to Knock with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Knock, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Heathrow to Knock become cheaper?
Of course! You can now track prices for flights from Heathrow to Knock and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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