£400 Cheap Flights from New York (JFK) to Knock (NOC)

View £400 flight on Thu, 10 Sept 2026Opens in a new window

Popular airlines from John F. Kennedy International Airport (JFK) to Knock (NOC-Ireland West)

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Cheap Flights from New York (JFK) to Knock (NOC)

Prices were available within the past 7 days and start at £400 for one-way flights and £652 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Thu, 10 Sept - Thu, 17 Sept
JFK
New York
NOC
Knock
£652 Return, found 2 days ago
£652
Return
found 2 days ago
Select Virgin Atlantic flight, departing Thu, 10 Sept from New York to Knock, returning Thu, 17 Sept, priced at £652 found 2 days ago
Aer Lingus
Thu, 10 Sept - Thu, 17 Sept
JFK
New York
NOC
Knock
£687 Return, found 2 days ago
£687
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 10 Sept from New York to Knock, returning Thu, 17 Sept, priced at £687 found 2 days ago
Aer Lingus
Thu, 10 Sept - Thu, 17 Sept
JFK
New York
NOC
Knock
£690 Return, found 2 days ago
£690
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 10 Sept from New York to Knock, returning Thu, 17 Sept, priced at £690 found 2 days ago
British Airways
Mon, 11 May - Mon, 18 May
JFK
New York
NOC
Knock
£698 Return, found 4 days ago
£698
Return
found 4 days ago
Select British Airways flight, departing Mon, 11 May from New York to Knock, returning Mon, 18 May, priced at £698 found 4 days ago
American Airlines
Mon, 11 May - Mon, 18 May
JFK
New York
NOC
Knock
£705 Return, found 4 days ago
£705
Return
found 4 days ago
Select American Airlines flight, departing Mon, 11 May from New York to Knock, returning Mon, 18 May, priced at £705 found 4 days ago
Virgin Atlantic
Thu, 10 Sept - Thu, 17 Sept
JFK
New York
NOC
Knock
£707 Return, found 2 days ago
£707
Return
found 2 days ago
Select Virgin Atlantic flight, departing Thu, 10 Sept from New York to Knock, returning Thu, 17 Sept, priced at £707 found 2 days ago
Aer Lingus
Thu, 10 Sept - Thu, 17 Sept
JFK
New York
NOC
Knock
£709 Return, found 2 days ago
£709
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 10 Sept from New York to Knock, returning Thu, 17 Sept, priced at £709 found 2 days ago
Aer Lingus
Thu, 10 Sept - Thu, 17 Sept
JFK
New York
NOC
Knock
£712 Return, found 2 days ago
£712
Return
found 2 days ago
Select Aer Lingus flight, departing Thu, 10 Sept from New York to Knock, returning Thu, 17 Sept, priced at £712 found 2 days ago
Finnair
Mon, 11 May - Mon, 18 May
JFK
New York
NOC
Knock
£713 Return, found 4 days ago
£713
Return
found 4 days ago
Select Finnair flight, departing Mon, 11 May from New York to Knock, returning Mon, 18 May, priced at £713 found 4 days ago
British Airways
Mon, 11 May - Mon, 18 May
JFK
New York
NOC
Knock
£716 Return, found 4 days ago
£716
Return
found 4 days ago
Select British Airways flight, departing Mon, 11 May from New York to Knock, returning Mon, 18 May, priced at £716 found 4 days ago

Frequently asked questions

How do I find cheap flights from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
To find a cheap flight from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
There are approximately 20 connecting flights per day from New York, NY (JFK-John F. Kennedy Intl.) (JFK) to Knock (NOC-Ireland West) (NOC). Some common connection points include Heathrow (LHR), Pearson Intl. (YYZ), and Adolfo Suarez Madrid-Barajas (MAD).
What is the earliest flight from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from JFK to NOC. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
A flight from JFK to NOC with a layover takes around 10 hours 50 minutes, with the route covering approximately 3,062 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
Select the "Business class" and "First class" filters when looking for JFK to NOC flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) flight with Expedia?
It's easy to earn miles on a New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) at the last minute?
Typically, booking a last minute flight from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) flight and hotel package?
Securing a New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West)?
If you booked your New York, NY (JFK-John F. Kennedy Intl.) to Knock (NOC-Ireland West) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
John F. Kennedy Intl.
Destination airport
Ireland West
Return price
£652
Distance
4898 km

Book with confidence

Compare flights from New York to Knock easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from New York to Knock. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Ireland West in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from John F. Kennedy Intl. to Ireland West.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from John F. Kennedy Intl. (JFK) to Ireland West (NOC)

The easiest way to view the best deals on flights from New York to Knock today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from John F. Kennedy Intl. to Ireland West start at just £652 and range up to £716.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near New York and Knock
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your New York to Knock flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from John F. Kennedy Intl. to Ireland West for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from New York to Knock easily and book with confidence

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*Available to Expedia members.