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Cheap flights from the United States to Knock from $303

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 8/16. 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 round-trip flight deals from the United States to Knock

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 3:40 pm
EWR
-
NOC
28h 40m
3 stops
Multiple Airlines Logo
9:10 am - 3:30 pm
NOC
-
EWR
35h 20m
2 stops
$861Multiple Airlines
Thu, May 28 - Tue, Jun 2
Aer Lingus Logo
6:25 pm - 12:35 pm
JFK
-
NOC
13h 10m
2 stops
Aer Lingus Logo
1:05 pm - 10:25 pm
NOC
-
JFK
14h 20m
2 stops
$866Aer Lingus
Mon, Jun 1 - Mon, Jun 8
Multiple Airlines Logo
6:20 pm - 4:55 pm
JFK
-
NOC
17h 35m
1 stop
Multiple Airlines Logo
5:35 pm - 10:25 pm
NOC
-
JFK
33h 50m
2 stops
$877Multiple Airlines
Mon, Aug 10 - Tue, Aug 18
Multiple Airlines Logo
6:20 pm - 4:55 pm
JFK
-
NOC
17h 35m
1 stop
Multiple Airlines Logo
6:35 pm - 10:25 pm
NOC
-
JFK
32h 50m
2 stops
$879Multiple Airlines
Mon, Aug 10 - Mon, Aug 17
Multiple Airlines Logo
6:20 pm - 4:55 pm
JFK
-
NOC
17h 35m
1 stop
Multiple Airlines Logo
5:40 pm - 10:25 pm
NOC
-
JFK
33h 45m
2 stops
$885Multiple Airlines
Mon, Aug 10 - Wed, Aug 19
Multiple Airlines Logo
6:20 pm - 4:55 pm
JFK
-
NOC
17h 35m
1 stop
Multiple Airlines Logo
5:25 pm - 3:55 pm
NOC
-
JFK
27h 30m
1 stop
$887Multiple Airlines
Mon, Aug 10 - Sat, Aug 15
British Airways Logo
7:35 pm - 12:35 pm
JFK
-
NOC
12h 00m
1 stop
British Airways Logo
1:05 pm - 10:25 pm
NOC
-
JFK
14h 20m
2 stops
$895British Airways
Mon, Jun 1 - Mon, Jun 8
Aer Lingus Logo
5:35 pm - 12:35 pm
EWR
-
NOC
14h 00m
2 stops
Aer Lingus Logo
1:05 pm - 4:05 pm
NOC
-
EWR
32h 00m
2 stops
$921Aer Lingus
Mon, Jun 1 - Mon, Jun 8
British Airways Logo
9:25 pm - 12:35 pm
EWR
-
NOC
10h 10m
1 stop
British Airways Logo
1:05 pm - 6:39 pm
NOC
-
EWR
34h 34m
2 stops
$935British Airways
Mon, Jun 1 - Mon, Jun 8
British Airways Logo
5:50 pm - 12:35 pm
EWR
-
NOC
13h 45m
1 stop
British Airways Logo
1:05 pm - 10:25 pm
NOC
-
EWR
38h 20m
2 stops
$941British Airways
Thu, May 28 - Tue, Jun 2

Aer Lingus flights from United States to Knock

Our best Aer Lingus deals on United States to Knock flight tickets
Aer Lingus
Jun 1
JFK6:25 pmNew York John F Kennedy Intl
13h 10m
2 stops
NOC12:35 pmKnock Intl
Jun 8
NOC1:05 pmKnock Intl
14h 20m
2 stops
JFK10:25 pmNew York John F Kennedy Intl
$866
Aer Lingus
Aug 13
JFK8:55 pmNew York John F Kennedy Intl
10h 40m
1 stop
NOC12:35 pmKnock Intl
Aug 19
NOC1:05 pmKnock Intl
14h 20m
2 stops
JFK10:25 pmNew York John F Kennedy Intl
$908
Aer Lingus
Aug 13
JFK11:55 pmNew York John F Kennedy Intl
31h 40m
2 stops
NOC12:35 pmKnock Intl
Aug 19
NOC1:05 pmKnock Intl
14h 20m
2 stops
JFK10:25 pmNew York John F Kennedy Intl
$916

British Airways flights from United States to Knock

Our best British Airways deals on United States to Knock flight tickets
British Airways
Jun 1
JFK7:35 pmNew York John F Kennedy Intl
12h 00m
1 stop
NOC12:35 pmKnock Intl
Jun 8
NOC1:05 pmKnock Intl
14h 20m
2 stops
JFK10:25 pmNew York John F Kennedy Intl
$895
British Airways
Jun 1
JFK8:20 pmNew York John F Kennedy Intl
11h 15m
1 stop
NOC12:35 pmKnock Intl
Jun 8
NOC1:05 pmKnock Intl
12h 15m
1 stop
JFK8:20 pmNew York John F Kennedy Intl
$905
British Airways
Jun 1
EWR9:25 pmNewark
10h 10m
1 stop
NOC12:35 pmKnock Intl
Jun 8
NOC1:05 pmKnock Intl
34h 34m
2 stops
EWR6:39 pmNewark
$935

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated May 18, 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 round-trip

NewarkKnock

EWR - NOC

EWRNOC

Newark

Thu 5/28

6:00 am-3:40 pm

3 stops28h 40m

Knock Intl

Tue 6/2

9:10 am-3:30 pm

2 stops35h 20m

$861

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Mon 6/1

6:25 pm-12:35 pm

2 stops13h 10m

Knock Intl

Mon 6/8

1:05 pm-10:25 pm

2 stops14h 20m

$866

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Mon 8/10

6:20 pm-4:55 pm

1 stop17h 35m

Knock Intl

Tue 8/18

5:35 pm-10:25 pm

2 stops33h 50m

$877

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Mon 8/10

6:20 pm-4:55 pm

1 stop17h 35m

Knock Intl

Mon 8/17

6:35 pm-10:25 pm

2 stops32h 50m

$879

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Mon 8/10

6:20 pm-4:55 pm

1 stop17h 35m

Knock Intl

Wed 8/19

5:40 pm-10:25 pm

2 stops33h 45m

$885

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Mon 8/10

6:20 pm-4:55 pm

1 stop17h 35m

Knock Intl

Sat 8/15

5:25 pm-3:55 pm

1 stop27h 30m

$887
Quickest round-trip

New YorkKnock

JFK - NOC

JFKNOC

New York John F Kennedy Intl

Mon 6/1

7:35 pm-12:35 pm

1 stop12h 00m

Knock Intl

Mon 6/8

1:05 pm-10:25 pm

2 stops14h 20m

$895

NewarkKnock

EWR - NOC

EWRNOC

Newark

Mon 6/1

5:35 pm-12:35 pm

2 stops14h 00m

Knock Intl

Mon 6/8

1:05 pm-4:05 pm

2 stops32h 00m

$921

NewarkKnock

EWR - NOC

EWRNOC

Newark

Mon 6/1

9:25 pm-12:35 pm

1 stop10h 10m

Knock Intl

Mon 6/8

1:05 pm-6:39 pm

2 stops34h 34m

$935

NewarkKnock

EWR - NOC

EWRNOC

Newark

Thu 5/28

5:50 pm-12:35 pm

1 stop13h 45m

Knock Intl

Tue 6/2

1:05 pm-10:25 pm

2 stops38h 20m

$941

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on United States to Knock flights?

You could potentially save up to 6% on your flight if you consider stops on a United States to Knock flight.

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

11h 30m

Direct flights

None
The fastest flight from United States to Knock takes 11h 30m
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 refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. 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 required for your trip to Knock Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knock Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Knock?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to Knock. Millions of users trust and use momondo every year so you are in good hands.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Knock.

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 not ready to book a flight from United States to Knock now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Knock and let you know when they change.

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