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Cheap flights from the United States to Knock from €210

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 18/7. 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
1 adult, Economy, 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
06:00 - 12:35
EWR
-
NOC
25h 35m
2 stops
Multiple Airlines Logo
08:55 - 15:30
NOC
-
EWR
35h 35m
3 stops
€672Multiple Airlines
Tue, 8 Sep - Sun, 20 Sep
Multiple Airlines Logo
20:35 - 12:35
JFK
-
NOC
11h 00m
1 stop
Multiple Airlines Logo
08:55 - 20:05
NOC
-
JFK
40h 10m
3 stops
€690Multiple Airlines
Tue, 8 Sep - Sun, 20 Sep
Multiple Airlines Logo
19:00 - 12:35
JFK
-
NOC
12h 35m
1 stop
Multiple Airlines Logo
08:55 - 12:20
NOC
-
JFK
32h 25m
2 stops
€696Multiple Airlines
Tue, 8 Sep - Sun, 20 Sep
Multiple Airlines Logo
20:25 - 18:10
EWR
-
NOC
16h 45m
3 stops
Multiple Airlines Logo
08:30 - 15:30
NOC
-
EWR
36h 00m
3 stops
€723Multiple Airlines
Sat, 29 Aug - Sat, 5 Sep
Aer Lingus Logo
18:25 - 12:35
JFK
-
NOC
13h 10m
2 stops
Aer Lingus Logo
13:05 - 16:55
NOC
-
JFK
32h 50m
2 stops
€780Aer Lingus
Thu, 13 Aug - Wed, 19 Aug
Aer Lingus Logo
18:25 - 12:35
JFK
-
NOC
13h 10m
2 stops
Aer Lingus Logo
13:05 - 16:55
NOC
-
JFK
32h 50m
2 stops
€783Aer Lingus
Thu, 13 Aug - Wed, 19 Aug
Aer Lingus Logo
18:25 - 12:35
JFK
-
NOC
13h 10m
2 stops
Aer Lingus Logo
13:05 - 22:25
NOC
-
JFK
14h 20m
2 stops
€797Aer Lingus
Sat, 29 Aug - Sat, 5 Sep
British Airways Logo
16:30 - 12:35
ORD
-
NOC
14h 05m
2 stops
British Airways Logo
13:05 - 11:30
NOC
-
ORD
28h 25m
2 stops
€881British Airways
Mon, 24 Aug - Mon, 31 Aug
British Airways Logo
18:15 - 12:35
ORD
-
NOC
12h 20m
1 stop
British Airways Logo
13:05 - 11:30
NOC
-
ORD
28h 25m
2 stops
€896British Airways
Mon, 24 Aug - Mon, 31 Aug
British Airways Logo
17:45 - 12:35
IAD
-
NOC
13h 50m
1 stop
British Airways Logo
13:05 - 19:40
NOC
-
IAD
11h 35m
1 stop
€931British Airways
Wed, 2 Sep - Wed, 9 Sep

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British Airways flights from United States to Knock

Our best British Airways deals on United States to Knock flight tickets
British Airways
13 Aug
JFK19:10New York John F Kennedy Intl
12h 25m
1 stop
NOC12:35Knock Intl
19 Aug
NOC13:05Knock Intl
13h 00m
1 stop
JFK21:05New York John F Kennedy Intl
€806
British Airways
3 Aug
JFK18:05New York John F Kennedy Intl
13h 30m
1 stop
NOC12:35Knock Intl
10 Aug
NOC13:05Knock Intl
13h 00m
1 stop
JFK21:05New York John F Kennedy Intl
€831
British Airways
2 Aug
JFK20:20New York John F Kennedy Intl
11h 15m
1 stop
NOC12:35Knock Intl
16 Aug
NOC13:05Knock Intl
13h 00m
1 stop
JFK21:05New York John F Kennedy Intl
€831

Aer Lingus flights from United States to Knock

Our best Aer Lingus deals on United States to Knock flight tickets
Aer Lingus
13 Aug
JFK18:25New York John F Kennedy Intl
13h 10m
2 stops
NOC12:35Knock Intl
19 Aug
NOC13:05Knock Intl
32h 50m
2 stops
JFK16:55New York John F Kennedy Intl
€780
Aer Lingus
13 Aug
JFK18:25New York John F Kennedy Intl
13h 10m
2 stops
NOC12:35Knock Intl
19 Aug
NOC13:05Knock Intl
32h 50m
2 stops
JFK16:55New York John F Kennedy Intl
€783
Aer Lingus
29 Aug
JFK18:25New York John F Kennedy Intl
13h 10m
2 stops
NOC12:35Knock Intl
5 Sept
NOC13:05Knock Intl
14h 20m
2 stops
JFK22:25New York John F Kennedy Intl
€797

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 June 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

Tue 8/9

06:00-12:35

2 stops25h 35m

Knock Intl

Sun 20/9

08:55-15:30

3 stops35h 35m

€672

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Tue 8/9

20:35-12:35

1 stop11h 00m

Knock Intl

Sun 20/9

08:55-20:05

3 stops40h 10m

€690

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Tue 8/9

19:00-12:35

1 stop12h 35m

Knock Intl

Sun 20/9

08:55-12:20

2 stops32h 25m

€696

NewarkKnock

EWR - NOC

EWRNOC

Newark

Sat 29/8

20:25-18:10

3 stops16h 45m

Knock Intl

Sat 5/9

08:30-15:30

3 stops36h 00m

€723

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Thu 13/8

18:25-12:35

2 stops13h 10m

Knock Intl

Wed 19/8

13:05-16:55

2 stops32h 50m

€780

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Thu 13/8

18:25-12:35

2 stops13h 10m

Knock Intl

Wed 19/8

13:05-16:55

2 stops32h 50m

€783

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Sat 29/8

18:25-12:35

2 stops13h 10m

Knock Intl

Sat 5/9

13:05-22:25

2 stops14h 20m

€797

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 24/8

16:30-12:35

2 stops14h 05m

Knock Intl

Mon 31/8

13:05-11:30

2 stops28h 25m

€881

ChicagoKnock

ORD - NOC

ORDNOC

Chicago O'Hare Intl

Mon 24/8

18:15-12:35

1 stop12h 20m

Knock Intl

Mon 31/8

13:05-11:30

2 stops28h 25m

€896
Fastest return journey

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 2/9

17:45-12:35

1 stop13h 50m

Knock Intl

Wed 9/9

13:05-19:40

1 stop11h 35m

€931

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.
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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
Westport
Sligo
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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