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Cheap flights from the United States to Knock from €277

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 12/7. 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
10:25 - 12:35
EWR
-
NOC
21h 10m
2 stops
Multiple Airlines Logo
13:05 - 14:55
NOC
-
EWR
30h 50m
2 stops
€702Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
09:00 - 12:35
JFK
-
NOC
22h 35m
2 stops
Multiple Airlines Logo
13:05 - 21:47
NOC
-
JFK
37h 42m
2 stops
€702Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
10:25 - 12:35
EWR
-
NOC
21h 10m
2 stops
Multiple Airlines Logo
13:05 - 14:55
NOC
-
EWR
30h 50m
2 stops
€703Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
09:00 - 12:35
JFK
-
NOC
22h 35m
2 stops
Multiple Airlines Logo
13:05 - 21:47
NOC
-
JFK
37h 42m
2 stops
€703Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
15:50 - 12:35
JFK
-
NOC
15h 45m
2 stops
Multiple Airlines Logo
13:05 - 21:47
NOC
-
JFK
37h 42m
2 stops
€706Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
09:00 - 16:55
JFK
-
NOC
26h 55m
3 stops
Multiple Airlines Logo
17:55 - 22:10
NOC
-
JFK
33h 15m
3 stops
€709Multiple Airlines
Fri, 29 May - Fri, 5 Jun
Multiple Airlines Logo
10:25 - 12:35
EWR
-
NOC
21h 10m
2 stops
Multiple Airlines Logo
13:05 - 14:55
NOC
-
EWR
30h 50m
2 stops
€728Multiple Airlines
Sun, 16 Aug - Thu, 27 Aug
Multiple Airlines Logo
20:30 - 18:30
JFK
-
NOC
17h 00m
2 stops
Multiple Airlines Logo
14:20 - 15:55
NOC
-
JFK
30h 35m
1 stop
€738Multiple Airlines
Sun, 16 Aug - Thu, 27 Aug
British Airways Logo
09:35 - 12:35
JFK
-
NOC
22h 00m
1 stop
British Airways Logo
13:05 - 16:10
NOC
-
JFK
32h 05m
2 stops
€743British Airways
Sun, 13 Sep - Thu, 17 Sep
British Airways Logo
21:30 - 12:35
JFK
-
NOC
34h 05m
2 stops
British Airways Logo
13:05 - 16:10
NOC
-
JFK
32h 05m
2 stops
€747British Airways
Sat, 12 Sep - Wed, 16 Sep

Aer Lingus flights from United States to Knock

Our best Aer Lingus deals on United States to Knock flight tickets
Aer Lingus
12 Aug
JFK19:10New York John F Kennedy Intl
12h 25m
1 stop
NOC12:35Knock Intl
18 Aug
NOC13:05Knock Intl
29h 35m
2 stops
JFK13:40New York John F Kennedy Intl
€829
Aer Lingus
13 Aug
JFK16:55New York John F Kennedy Intl
14h 40m
2 stops
NOC12:35Knock Intl
19 Aug
NOC13:05Knock Intl
32h 50m
2 stops
JFK16:55New York John F Kennedy Intl
€830
Aer Lingus
12 Aug
JFK19:10New York John F Kennedy Intl
12h 25m
1 stop
NOC12:35Knock Intl
18 Aug
NOC13:05Knock Intl
32h 50m
2 stops
JFK16:55New York John F Kennedy Intl
€831

British Airways flights from United States to Knock

Our best British Airways deals on United States to Knock flight tickets
British Airways
13 Sept
JFK09:35New York John F Kennedy Intl
22h 00m
1 stop
NOC12:35Knock Intl
17 Sept
NOC13:05Knock Intl
32h 05m
2 stops
JFK16:10New York John F Kennedy Intl
€743
British Airways
12 Sept
JFK21:30New York John F Kennedy Intl
34h 05m
2 stops
NOC12:35Knock Intl
16 Sept
NOC13:05Knock Intl
32h 05m
2 stops
JFK16:10New York John F Kennedy Intl
€747
British Airways
13 Sept
JFK18:30New York John F Kennedy Intl
13h 05m
1 stop
NOC12:35Knock Intl
17 Sept
NOC13:05Knock Intl
11h 35m
1 stop
JFK19:40New York John F Kennedy Intl
€748

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 16 April 2026.
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

Cheapest return flight

NewarkKnock

EWR - NOC

EWRNOC

Newark

Fri 1/5

10:25-12:35

2 stops21h 10m

Knock Intl

Fri 8/5

13:05-14:55

2 stops30h 50m

€702

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Fri 1/5

09:00-12:35

2 stops22h 35m

Knock Intl

Fri 8/5

13:05-21:47

2 stops37h 42m

€702

NewarkKnock

EWR - NOC

EWRNOC

Newark

Fri 1/5

10:25-12:35

2 stops21h 10m

Knock Intl

Fri 8/5

13:05-14:55

2 stops30h 50m

€703

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Fri 1/5

09:00-12:35

2 stops22h 35m

Knock Intl

Fri 8/5

13:05-21:47

2 stops37h 42m

€703

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Fri 1/5

15:50-12:35

2 stops15h 45m

Knock Intl

Fri 8/5

13:05-21:47

2 stops37h 42m

€706

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Fri 29/5

09:00-16:55

3 stops26h 55m

Knock Intl

Fri 5/6

17:55-22:10

3 stops33h 15m

€709

NewarkKnock

EWR - NOC

EWRNOC

Newark

Sun 16/8

10:25-12:35

2 stops21h 10m

Knock Intl

Thu 27/8

13:05-14:55

2 stops30h 50m

€728
Fastest return journey

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Sun 16/8

20:30-18:30

2 stops17h 00m

Knock Intl

Thu 27/8

14:20-15:55

1 stop30h 35m

€738

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Sun 13/9

09:35-12:35

1 stop22h 00m

Knock Intl

Thu 17/9

13:05-16:10

2 stops32h 05m

€743

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Sat 12/9

21:30-12:35

2 stops34h 05m

Knock Intl

Wed 16/9

13:05-16:10

2 stops32h 05m

€747

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 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

10h 10m

Direct flights

None
The fastest flight from United States to Knock takes 10h 10m
There are no direct flights from United States to Knock. There are no popular flight routes from United States to Knock.
Search flight deals

Frequently asked questions about flying from the United States to Knock

  • 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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