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Cheap flights from North America to Knock from €229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from North America to Knock departing on 16/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from North America to Knock

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:20 - 08:30JFK  New York John F Kennedy Intl-NOC Knock Intl
33h 10m1 stop London Gatwick
Multiple Airlines Logo
18:55 - 15:55NOC  Knock Intl-JFK New York John F Kennedy Intl
26h 00m1 stop London Luton
€686Multiple Airlines
Fri, 28 Aug - Fri, 11 Sep
Multiple Airlines Logo
16:55 - 15:40JFK  New York John F Kennedy Intl-NOC Knock Intl
17h 45m2 stops Dublin Edinburgh Turnhouse
Multiple Airlines Logo
10:25 - 12:20NOC  Knock Intl-JFK New York John F Kennedy Intl
30h 55m3 stops Bergamo Orio Al Serio Chișinău Intl Bucharest Otopeni Intl
€709Multiple Airlines
Thu, 10 Sep - Thu, 17 Sep
Multiple Airlines Logo
11:05 - 12:25EWR  Newark-NOC Knock Intl
20h 20m2 stops Toronto Pearson Intl London Heathrow
Multiple Airlines Logo
13:00 - 13:39NOC  Knock Intl-EWR Newark
29h 39m2 stops London Heathrow Toronto Pearson Intl
€773Multiple Airlines
Mon, 4 Jan - Mon, 11 Jan
Aer Lingus Logo
18:25 - 12:35JFK  New York John F Kennedy Intl-NOC Knock Intl
13h 10m2 stops Shannon London Heathrow
Aer Lingus Logo
13:05 - 22:25NOC  Knock Intl-JFK New York John F Kennedy Intl
14h 20m2 stops London Heathrow Dublin
€780Aer Lingus
Thu, 10 Sep - Thu, 17 Sep
Multiple Airlines Logo
20:42 - 12:35EWR  Newark-NOC Knock Intl
34h 53m2 stops Halifax Intl London Heathrow
Multiple Airlines Logo
13:05 - 19:36NOC  Knock Intl-EWR Newark
35h 31m2 stops London Heathrow Ottawa
€782Multiple Airlines
Tue, 1 Sep - Wed, 16 Sep
Multiple Airlines Logo
15:30 - 12:25EWR  Newark-NOC Knock Intl
15h 55m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow
Multiple Airlines Logo
13:00 - 10:25NOC  Knock Intl-EWR Newark
26h 25m2 stops London Heathrow Toronto Pearson Intl
€792Multiple Airlines
Fri, 5 Feb - Sat, 13 Feb
Multiple Airlines Logo
17:25 - 12:35EWR  Newark-NOC Knock Intl
14h 10m1 stop London Heathrow
Multiple Airlines Logo
13:05 - 21:20NOC  Knock Intl-EWR Newark
13h 15m1 stop London Heathrow
€799Multiple Airlines
Tue, 1 Sep - Wed, 16 Sep
British Airways Logo
21:45 - 12:25JFK  New York John F Kennedy Intl-NOC Knock Intl
9h 40m1 stop London Heathrow
British Airways Logo
13:00 - 12:15NOC  Knock Intl-JFK New York John F Kennedy Intl
28h 15m2 stops London Heathrow Madrid Barajas
€805British Airways
Mon, 4 Jan - Mon, 11 Jan
British Airways Logo
19:35 - 12:35JFK  New York John F Kennedy Intl-NOC Knock Intl
12h 00m1 stop London Heathrow
British Airways Logo
13:05 - 22:25NOC  Knock Intl-JFK New York John F Kennedy Intl
14h 20m2 stops London Heathrow Dublin
€805British Airways
Sat, 12 Sep - Sat, 19 Sep
British Airways Logo
21:45 - 12:25JFK  New York John F Kennedy Intl-NOC Knock Intl
9h 40m1 stop London Heathrow
British Airways Logo
13:00 - 19:50NOC  Knock Intl-JFK New York John F Kennedy Intl
11h 50m1 stop London Heathrow
€808British Airways
Mon, 4 Jan - Mon, 11 Jan

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British Airways flights from North America to Knock

Our best British Airways deals on North America to Knock flight tickets
British Airways
4 Jan
JFK21:45New York John F Kennedy Intl
9h 40m
1 stop
NOC12:25Knock Intl
11 Jan
NOC13:00Knock Intl
28h 15m
2 stops
JFK12:15New York John F Kennedy Intl
€805
British Airways
12 Sept
JFK19:35New York John F Kennedy Intl
12h 00m
1 stop
NOC12:35Knock Intl
19 Sept
NOC13:05Knock Intl
14h 20m
2 stops
JFK22:25New York John F Kennedy Intl
€805
British Airways
4 Jan
JFK21:45New York John F Kennedy Intl
9h 40m
1 stop
NOC12:25Knock Intl
11 Jan
NOC13:00Knock Intl
11h 50m
1 stop
JFK19:50New York John F Kennedy Intl
€808

Aer Lingus flights from North America to Knock

Our best Aer Lingus deals on North America to Knock flight tickets
Aer Lingus
10 Sept
JFK18:25New York John F Kennedy Intl
13h 10m
2 stops
NOC12:35Knock Intl
17 Sept
NOC13:05Knock Intl
14h 20m
2 stops
JFK22:25New York John F Kennedy Intl
€780
Aer Lingus
1 Sept
JFK18:25New York John F Kennedy Intl
13h 10m
2 stops
NOC12:35Knock Intl
16 Sept
NOC13:05Knock Intl
32h 50m
2 stops
JFK16:55New York John F Kennedy Intl
€824
Aer Lingus
4 Jan
EWR17:45Newark
13h 40m
2 stops
NOC12:25Knock Intl
11 Jan
NOC13:00Knock Intl
11h 35m
1 stop
EWR19:35Newark
€848

momondo Fare Finder

 
Customise your flight search to find flights from North America 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, momondo users made 13,528 searches. Data last updated 14 August 2026.
Use the filters below to find and compare flights from North America to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkKnock

JFK New York John F Kennedy Intl - NOC Knock Intl

JFKNOC

New York John F Kennedy Intl

Fri 28/8

18:20-08:30

1 stop33h 10m

Knock Intl

Fri 11/9

18:55-15:55

1 stop26h 00m

€686

New YorkKnock

JFK New York John F Kennedy Intl - NOC Knock Intl

JFKNOC

New York John F Kennedy Intl

Thu 10/9

16:55-15:40

2 stops17h 45m

Knock Intl

Thu 17/9

10:25-12:20

3 stops30h 55m

€709

NewarkKnock

EWR Newark - NOC Knock Intl

EWRNOC

Newark

Mon 4/1

11:05-12:25

2 stops20h 20m

Knock Intl

Mon 11/1

13:00-13:39

2 stops29h 39m

€773

New YorkKnock

JFK New York John F Kennedy Intl - NOC Knock Intl

JFKNOC

New York John F Kennedy Intl

Thu 10/9

18:25-12:35

2 stops13h 10m

Knock Intl

Thu 17/9

13:05-22:25

2 stops14h 20m

€780

NewarkKnock

EWR Newark - NOC Knock Intl

EWRNOC

Newark

Tue 1/9

20:42-12:35

2 stops34h 53m

Knock Intl

Wed 16/9

13:05-19:36

2 stops35h 31m

€782

NewarkKnock

EWR Newark - NOC Knock Intl

EWRNOC

Newark

Fri 5/2

15:30-12:25

2 stops15h 55m

Knock Intl

Sat 13/2

13:00-10:25

2 stops26h 25m

€792

NewarkKnock

EWR Newark - NOC Knock Intl

EWRNOC

Newark

Tue 1/9

17:25-12:35

1 stop14h 10m

Knock Intl

Wed 16/9

13:05-21:20

1 stop13h 15m

€799

New YorkKnock

JFK New York John F Kennedy Intl - NOC Knock Intl

JFKNOC

New York John F Kennedy Intl

Mon 4/1

21:45-12:25

1 stop9h 40m

Knock Intl

Mon 11/1

13:00-12:15

2 stops28h 15m

€805

New YorkKnock

JFK New York John F Kennedy Intl - NOC Knock Intl

JFKNOC

New York John F Kennedy Intl

Sat 12/9

19:35-12:35

1 stop12h 00m

Knock Intl

Sat 19/9

13:05-22:25

2 stops14h 20m

€805
Fastest return journey

New YorkKnock

JFK New York John F Kennedy Intl - NOC Knock Intl

JFKNOC

New York John F Kennedy Intl

Mon 4/1

21:45-12:25

1 stop9h 40m

Knock Intl

Mon 11/1

13:00-19:50

1 stop11h 50m

€808

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knock from

How to get the cheapest flight ticket from North America to Knock

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from North America to Knock Intl?

British Airways and Aer Lingus are the most popular carriers operating from North America to Knock Intl

Cheap North America to Knock flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from North America to Knock

Fastest flight time

10h 20m

Direct flights

None
The fastest flight from North America to Knock takes 10h 20m
There are no direct flights from North America to Knock. There are no popular flight routes from North America to Knock.
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Frequently asked questions about flying from North America to Knock

  • When did momondo last update prices for flights from North America to Knock Intl Airport?

    Prices for flights from North America to Knock Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from North America to Knock Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from North America to Knock Intl Airport.

  • What documentation or ID do you need to fly to Knock Intl Airport?

    The travel and health documents you'll need for your trip to Knock Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Knock Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Carrick-on-Shannon
Belmullet
Newport

Why use momondo?

Why should I use momondo to find a flight deal from North America to Knock?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from North America to Knock. momondo saves you time and could save you money on your trip.

Can I find flights from North America to Knock with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Knock from North America with this policy.

How can momondo help me find flights from North America to Knock?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Knock from North America.

I’m not ready to book a flight from North America to Knock right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Knock from North America. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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