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Cheap flights from the United States to Knock from €321

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Knock departing on 10/2. 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
0 bags
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Find the cheapest flights from the United States to Knock

Recent return flight deals from the United States to Knock

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:05 - 16:15
JFK
-
NOC
17h 10m1 stop
Multiple Airlines Logo
17:15 - 16:55
NOC
-
JFK
27h 40m1 stop
€446Multiple Airlines
Wed, 25 Feb - Mon, 9 Mar
Multiple Airlines Logo
18:05 - 16:15
JFK
-
NOC
17h 10m1 stop
Multiple Airlines Logo
15:10 - 16:55
NOC
-
JFK
29h 45m1 stop
€462Multiple Airlines
Wed, 25 Feb - Sun, 8 Mar
Multiple Airlines Logo
18:20 - 08:30
JFK
-
NOC
33h 10m1 stop
Multiple Airlines Logo
18:55 - 15:55
NOC
-
JFK
26h 00m1 stop
€498Multiple Airlines
Thu, 2 Apr - Mon, 13 Apr
Multiple Airlines Logo
10:05 - 12:35
JFK
-
NOC
21h 30m2 stops
Multiple Airlines Logo
13:05 - 21:47
NOC
-
JFK
37h 42m2 stops
€518Multiple Airlines
Wed, 22 Apr - Sun, 3 May
Multiple Airlines Logo
14:30 - 12:35
EWR
-
NOC
17h 05m2 stops
Multiple Airlines Logo
13:05 - 16:32
NOC
-
EWR
32h 27m2 stops
€519Multiple Airlines
Thu, 2 Apr - Sun, 12 Apr
British Airways Logo
18:30 - 12:25
EWR
-
NOC
12h 55m1 stop
British Airways Logo
13:00 - 16:15
NOC
-
EWR
32h 15m2 stops
€597British Airways
Sat, 31 Jan - Sat, 7 Feb
British Airways Logo
17:55 - 12:35
EWR
-
NOC
13h 40m1 stop
British Airways Logo
13:05 - 15:50
NOC
-
EWR
31h 45m2 stops
€598British Airways
Fri, 1 May - Fri, 8 May
British Airways Logo
17:12 - 12:25
EWR
-
NOC
14h 13m2 stops
British Airways Logo
13:00 - 20:35
NOC
-
EWR
11h 35m1 stop
€619British Airways
Wed, 25 Feb - Mon, 9 Mar
Aer Lingus Logo
17:40 - 12:35
IAD
-
NOC
13h 55m1 stop
Aer Lingus Logo
13:05 - 20:20
NOC
-
IAD
12h 15m1 stop
€963Aer Lingus
Tue, 2 Jun - Wed, 10 Jun
Aer Lingus Logo
15:00 - 12:35
ORD
-
NOC
39h 35m2 stops
Aer Lingus Logo
13:05 - 14:00
NOC
-
ORD
30h 55m2 stops
€1,257Aer Lingus
Fri, 3 Apr - Fri, 10 Apr

British Airways flights from United States to Knock

Our best British Airways deals on United States to Knock flight tickets
British Airways
26 Feb
JFK21:50New York John F Kennedy Intl
9h 35m
1 stop
NOC12:25Knock Intl
8 Mar
NOC13:00Knock Intl
11h 35m
1 stop
JFK20:35New York John F Kennedy Intl
€591
Find similar
British Airways
31 Jan
EWR18:30Newark
12h 55m
1 stop
NOC12:25Knock Intl
7 Feb
NOC13:00Knock Intl
32h 15m
2 stops
EWR16:15Newark
€597
Find similar
British Airways
1 May
EWR17:55Newark
13h 40m
1 stop
NOC12:35Knock Intl
8 May
NOC13:05Knock Intl
31h 45m
2 stops
EWR15:50Newark
€598
Find similar

Aer Lingus flights from United States to Knock

Our best Aer Lingus deals on United States to Knock flight tickets
Aer Lingus
2 Apr
EWR21:25Newark
10h 10m
1 stop
NOC12:35Knock Intl
13 Apr
NOC13:05Knock Intl
11h 20m
1 stop
EWR19:25Newark
€665
Find similar
Aer Lingus
26 Feb
EWR18:30Newark
12h 55m
1 stop
NOC12:25Knock Intl
8 Mar
NOC13:00Knock Intl
29h 50m
1 stop
EWR14:50Newark
€706
Find similar
Aer Lingus
2 Apr
JFK16:55New York John F Kennedy Intl
14h 40m
2 stops
NOC12:35Knock Intl
12 Apr
NOC13:05Knock Intl
14h 10m
2 stops
JFK22:15New York John F Kennedy Intl
€805
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United States 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 19 December 2025.
Use the filters below to find and compare flights from the United States to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Wed 25/2

18:05-16:15

1 stop17h 10m

Knock Intl

Mon 9/3

17:15-16:55

1 stop27h 40m

€446

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Wed 25/2

18:05-16:15

1 stop17h 10m

Knock Intl

Sun 8/3

15:10-16:55

1 stop29h 45m

€462

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Thu 2/4

18:20-08:30

1 stop33h 10m

Knock Intl

Mon 13/4

18:55-15:55

1 stop26h 00m

€498

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Wed 22/4

10:05-12:35

2 stops21h 30m

Knock Intl

Sun 3/5

13:05-21:47

2 stops37h 42m

€518

NewarkKnock

EWR - NOC

EWRNOC

Newark

Thu 2/4

14:30-12:35

2 stops17h 05m

Knock Intl

Sun 12/4

13:05-16:32

2 stops32h 27m

€519

NewarkKnock

EWR - NOC

EWRNOC

Newark

Sat 31/1

18:30-12:25

1 stop12h 55m

Knock Intl

Sat 7/2

13:00-16:15

2 stops32h 15m

€597

NewarkKnock

EWR - NOC

EWRNOC

Newark

Fri 1/5

17:55-12:35

1 stop13h 40m

Knock Intl

Fri 8/5

13:05-15:50

2 stops31h 45m

€598

NewarkKnock

EWR - NOC

EWRNOC

Newark

Wed 25/2

17:12-12:25

2 stops14h 13m

Knock Intl

Mon 9/3

13:00-20:35

1 stop11h 35m

€619

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 2/6

17:40-12:35

1 stop13h 55m

Knock Intl

Wed 10/6

13:05-20:20

1 stop12h 15m

€963

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Fri 3/4

15:00-12:35

2 stops39h 35m

Knock Intl

Fri 10/4

13:05-14:00

2 stops30h 55m

€1,257

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Knock from

How to get the cheapest flight ticket from United States 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 United States to Knock Intl?

British Airways is the most popular carrier operating from United States to Knock Intl

Cheap United States to Knock flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Knock

Fastest flight time

9h 35m

Direct flights

None
The fastest flight from United States to Knock takes 9h 35m
There are no direct flights from United States to Knock. There are no popular flight routes from United States to Knock.
Search flight deals

  • When did momondo last update prices for flights from United States to Knock Intl Airport?

    Prices for flights from United States to Knock Intl Airport were last updated today.

  • How old do you have to be to fly from United States to Knock Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from United States 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

Why use momondo?

Why should I use momondo to find a flight deal from United States to Knock?

Finding the right flight to Knock from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Knock quick and easy, saving you time and money.

Can I find flights from United States to Knock with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United States to Knock flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Knock?

momondo provides multiple filters to help you find the best flight to Knock from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Knock, momondo offers a useful price alert feature which will track prices for flights to Knock from United States and alert you when they change.

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