What is the difference between the most popular and the most frequent airline at Knock?

JetBlue operates the most flights from the United States to Knock at 0 per week, while British Airways is the airline most often selected by KAYAK users searching for flights from the United States to Knock. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveler choice.

Which city has the cheapest flights to Knock?

Based on fares booked in the past 5 days, the cheapest flights to Knock are from New York, starting at $803 round-trip.

How do I know if a flight to Knock is a good deal?

A good deal on a flight to Knock is around $1,075 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

What is the cheapest flight to Knock?

New York John F Kennedy Intl Airport to Knock is the cheapest route at $803 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.

How much is a flight to Knock?

On average, a round-trip flight from the United States to Knock costs $1,290, based on KAYAK data over the past 12 months. Round-trip fares from New York average $787, while Boston runs a bit higher at $1,002.

What is the cheapest day to fly to Knock?

Wednesday is the cheapest day to fly to Knock at $731 round-trip on average over the past 12 months on KAYAK. Sunday is the most expensive at $1,474.

What is the cheapest time of day to fly to Knock?

Night flights to Knock are the cheapest at $787 round-trip on average. Morning flights are the most expensive at $1,373.

What is a good deal for flights to Knock?

Flights under $1,075 are considered a good deal. 25% of KAYAK users found round-trip flights to Knock at or below these prices, with the lowest fares from: •New York $664 •Boston $798 •Lexington $1,033.

What are the most popular airlines flying to Knock?

British Airways is the most popular airline flying to Knock on KAYAK, followed by Aer Lingus.

$803 CHEAP FLIGHTS to Knock in 2026/27

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Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$803

Typical prices: $1,075-$1,416

Multiple Airlines

Sat 1/20Sat 2/3

JFK - NOC • 2 stops

Top airlines

Aer Lingus

Best reviews • 7.3 score

Airline reviews

Top routes

NYC - NOC

Cheapest • 49% average savings

BOS - NOC

Most popular

Insights

When to travel

April

Cheapest • 43% price drop

September

Most popular

Good to know

Start a new search

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We hope you love your trip to Knock!

Flight Deals

Cheap Flights to Knock

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

All Flight Deals

Recent round-trip flight deals to Knock

Wed, Jan 20 - Wed, Feb 3

5:00 pm - 2:15 pmJFK New York John F Kennedy Intl-NOC Knock Intl

16h 15m2 stops Dublin London Stansted

10:55 am - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

38h 10m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$803Multiple Airlines

Fri, Feb 5 - Fri, Feb 12

5:00 pm - 4:55 pmJFK New York John F Kennedy Intl-NOC Knock Intl

18h 55m2 stops Dublin Birmingham

4:00 pm - 5:55 pmNOC Knock Intl-JFK New York John F Kennedy Intl

30h 55m3 stops London Luton Madrid Barajas Casablanca Mohamed V

$898Multiple Airlines

Wed, Jan 20 - Wed, Feb 3

8:05 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

11h 25m1 stop London Heathrow

10:55 am - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

38h 10m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$899Multiple Airlines

Fri, Feb 5 - Fri, Feb 12

9:00 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

10h 30m1 stop London Heathrow

1:05 pm - 8:10 pmNOC Knock Intl-JFK New York John F Kennedy Intl

12h 05m1 stop London Heathrow

$928British Airways

Mon, Feb 8 - Mon, Feb 15

3:20 pm - 12:30 pmPHL Philadelphia-NOC Knock Intl

16h 10m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

1:05 pm - 2:44 pmNOC Knock Intl-PHL Philadelphia

54h 39m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$936Multiple Airlines

Fri, Feb 5 - Fri, Feb 12

6:44 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

12h 46m2 stops Boston Logan Intl London Heathrow

1:05 pm - 8:10 pmNOC Knock Intl-JFK New York John F Kennedy Intl

12h 05m1 stop London Heathrow

$940British Airways

Fri, Feb 5 - Fri, Feb 12

6:44 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

12h 46m2 stops Boston Logan Intl London Heathrow

1:05 pm - 7:01 amNOC Knock Intl-JFK New York John F Kennedy Intl

22h 56m2 stops London Heathrow Boston Logan Intl

$950British Airways

Mon, Nov 9 - Fri, Nov 13

6:50 pm - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

36h 40m2 stops Shannon London Heathrow

1:05 pm - 4:15 pmNOC Knock Intl-BOS Boston Logan Intl

32h 10m2 stops London Heathrow Shannon

$963Aer Lingus

Sun, Apr 18 - Sat, Apr 24

3:15 pm - 12:35 pmSEA Seattle/Tacoma Intl-NOC Knock Intl

37h 20m2 stops Vancouver Intl London Heathrow

1:05 pm - 8:48 pmNOC Knock Intl-SEA Seattle/Tacoma Intl

39h 43m2 stops London Heathrow Toronto Pearson Intl

$976Multiple Airlines

Sat, Nov 21 - Thu, Nov 26

6:25 pm - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

37h 05m2 stops Halifax Intl London Heathrow

1:05 pm - 5:42 pmNOC Knock Intl-BOS Boston Logan Intl

33h 37m2 stops London Heathrow Halifax Intl

$999Multiple Airlines

Recent last minute flight deals to Knock

Mon, Nov 2 - Sun, Nov 8

5:40 pm - 12:30 pmPHL Philadelphia-NOC Knock Intl

13h 50m2 stops Dublin London Heathrow

1:05 pm - 4:10 pmNOC Knock Intl-PHL Philadelphia

32h 05m2 stops London Heathrow Dublin

$1,103Aer Lingus

Mon, Nov 2 - Sun, Nov 8

10:30 am - 12:30 pmPHL Philadelphia-NOC Knock Intl

21h 00m2 stops Charlotte Douglas London Heathrow

1:05 pm - 4:15 pmNOC Knock Intl-PHL Philadelphia

32h 10m1 stop London Heathrow

$1,251Multiple Airlines

Mon, Nov 2 - Sun, Nov 8

7:40 pm - 12:30 pmPHL Philadelphia-NOC Knock Intl

11h 50m1 stop London Heathrow

1:05 pm - 4:15 pmNOC Knock Intl-PHL Philadelphia

32h 10m1 stop London Heathrow

$1,346Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

7:20 am - 5:30 pmLAS Las Vegas Harry Reid Intl-NOC Knock Intl

26h 10m3 stops Vancouver Intl Toronto Pearson Intl London Heathrow

11:05 am - 8:52 pmNOC Knock Intl-LAS Las Vegas Harry Reid Intl

41h 47m3 stops Malaga Istanbul San Francisco

$1,542Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

12:20 pm - 5:30 pmLAS Las Vegas Harry Reid Intl-NOC Knock Intl

21h 10m2 stops Toronto Pearson Intl London Heathrow

11:05 am - 8:52 pmNOC Knock Intl-LAS Las Vegas Harry Reid Intl

41h 47m3 stops Malaga Istanbul San Francisco

$1,542Multiple Airlines

Mon, Nov 2 - Sun, Nov 8

3:20 pm - 12:30 pmPHL Philadelphia-NOC Knock Intl

16h 10m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

1:05 pm - 11:43 pmNOC Knock Intl-PHL Philadelphia

39h 38m3 stops London Heathrow Lisbon Humberto Delgado Miami

$1,945Multiple Airlines

Mon, Nov 2 - Sun, Nov 8

5:15 am - 12:30 pmPHL Philadelphia-NOC Knock Intl

26h 15m3 stops Orlando Toronto Pearson Intl London Heathrow

1:05 pm - 11:43 pmNOC Knock Intl-PHL Philadelphia

39h 38m3 stops London Heathrow Lisbon Humberto Delgado Miami

$1,987Multiple Airlines

Tue, Nov 3 - Tue, Nov 10

8:55 pm - 12:30 pmLAS Las Vegas Harry Reid Intl-NOC Knock Intl

31h 35m1 stop London Heathrow

11:05 am - 8:52 pmNOC Knock Intl-LAS Las Vegas Harry Reid Intl

41h 47m3 stops Malaga Istanbul San Francisco

$2,084Multiple Airlines

All round-trip flight deals to Knock

Wed, Jan 20 - Wed, Feb 3

5:00 pm - 2:15 pmJFK New York John F Kennedy Intl-NOC Knock Intl

16h 15m2 stops Dublin London Stansted

10:55 am - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

38h 10m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$803Multiple Airlines

Fri, Feb 5 - Fri, Feb 12

5:00 pm - 4:55 pmJFK New York John F Kennedy Intl-NOC Knock Intl

18h 55m2 stops Dublin Birmingham

4:00 pm - 5:55 pmNOC Knock Intl-JFK New York John F Kennedy Intl

30h 55m3 stops London Luton Madrid Barajas Casablanca Mohamed V

$898Multiple Airlines

Wed, Jan 20 - Wed, Feb 3

8:05 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

11h 25m1 stop London Heathrow

10:55 am - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

38h 10m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$899Multiple Airlines

Fri, Feb 5 - Fri, Feb 12

9:00 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

10h 30m1 stop London Heathrow

1:05 pm - 8:10 pmNOC Knock Intl-JFK New York John F Kennedy Intl

12h 05m1 stop London Heathrow

$928British Airways

Mon, Feb 8 - Mon, Feb 15

3:20 pm - 12:30 pmPHL Philadelphia-NOC Knock Intl

16h 10m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

1:05 pm - 2:44 pmNOC Knock Intl-PHL Philadelphia

54h 39m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$936Multiple Airlines

Fri, Feb 5 - Fri, Feb 12

6:44 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

12h 46m2 stops Boston Logan Intl London Heathrow

1:05 pm - 8:10 pmNOC Knock Intl-JFK New York John F Kennedy Intl

12h 05m1 stop London Heathrow

$940British Airways

Fri, Feb 5 - Fri, Feb 12

6:44 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

12h 46m2 stops Boston Logan Intl London Heathrow

1:05 pm - 7:01 amNOC Knock Intl-JFK New York John F Kennedy Intl

22h 56m2 stops London Heathrow Boston Logan Intl

$950British Airways

Mon, Nov 9 - Fri, Nov 13

6:50 pm - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

36h 40m2 stops Shannon London Heathrow

1:05 pm - 4:15 pmNOC Knock Intl-BOS Boston Logan Intl

32h 10m2 stops London Heathrow Shannon

$963Aer Lingus

Sun, Apr 18 - Sat, Apr 24

3:15 pm - 12:35 pmSEA Seattle/Tacoma Intl-NOC Knock Intl

37h 20m2 stops Vancouver Intl London Heathrow

1:05 pm - 8:48 pmNOC Knock Intl-SEA Seattle/Tacoma Intl

39h 43m2 stops London Heathrow Toronto Pearson Intl

$976Multiple Airlines

Sat, Nov 21 - Thu, Nov 26

6:25 pm - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

37h 05m2 stops Halifax Intl London Heathrow

1:05 pm - 5:42 pmNOC Knock Intl-BOS Boston Logan Intl

33h 37m2 stops London Heathrow Halifax Intl

$999Multiple Airlines

Booking Insights

Price, demand and travel trends for flights to Knock

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

What is the cheapest flight to Knock?: New York John F Kennedy Intl Airport to Knock is the cheapest route at $803 round-trip, found in the past 5 days on KAYAK. KAYAK data shows this is also the most popular route.
How much is a flight to Knock? Average and cheapest price for all round-trip flights to Knock from each origin found by users searching on KAYAK in the last 12 months.: On average, a round-trip flight from the United States to Knock costs $1,290, based on KAYAK data over the past 12 months. Round-trip fares from New York average $787, while Boston runs a bit higher at $1,002.
What is the cheapest day to fly to Knock?: Wednesday is the cheapest day to fly to Knock at $731 round-trip on average over the past 12 months on KAYAK. Sunday is the most expensive at $1,474.
What is the cheapest time of day to fly to Knock? Average price for all round-trip flights depending on time of departure, seen by users on KAYAK in the last 12 months.: Night flights to Knock are the cheapest at $787 round-trip on average. Morning flights are the most expensive at $1,373.
What is a good deal for flights to Knock?: Flights under $1,075 are considered a good deal. 25% of KAYAK users found round-trip flights to Knock at or below these prices, with the lowest fares from:
•New York $664
•Boston $798
•Lexington $1,033.

Find deals

Low season	January
High season	September
Cheapest flight	$803

Beat the crowds with an average 83% drop in travelers.

The most popular month to fly with an average 152% increase in travelers.

Round-trip flight from New York John F Kennedy Intl Airport to Knock

When to book flights to Knock

Are your dates flexible? Find out the best times to travel to Knock based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. The information is for flights to Knock based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How do I know if a flight to Knock is a good deal?
A good deal on a flight to Knock is around $1,075 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which city has the cheapest flights to Knock?
Based on fares booked in the past 5 days, the cheapest flights to Knock are from New York, starting at $803 round-trip.
What is the difference between the most popular and the most frequent airline at Knock?
JetBlue operates the most flights from the United States to Knock at 0 per week, while British Airways is the airline most often selected by KAYAK users searching for flights from the United States to Knock. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveler choice.

For flights to Knock, a good round-trip fare is around $1,075. If you find a fare below that, you're getting a strong deal.
If your travel dates are flexible, consider flying to Knock in April. Round-trip fares historically average $734, making April the cheapest month to travel based on KAYAK data from the last 12 months.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat-selection costs on budget carriers.
• Verify whether you need any travel documents beyond ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to evening to save up to $586 per round-trip. Evening flights to Knock average $787 compared to $1,373 for morning flights.

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$803 Find Cheap Flights to Knock - Compare and Save

Everything you should know

Cheap Flights to Knock

Recent round-trip flight deals to Knock

Recent one-way flight deals to Knock

Recent last minute flight deals to Knock

All round-trip flight deals to Knock

Price, demand and travel trends for flights to Knock

What is the cheapest flight to Knock?

How much is a flight to Knock?

What is the cheapest day to fly to Knock?

What is the cheapest time of day to fly to Knock?

What is a good deal for flights to Knock?

What are the most popular airlines flying to Knock?

Key details for flights to Knock

Low season

High season

Cheapest flight

When to book flights to Knock

Your questions about flights to Knock, answered

Your guide to booking Knock flights

Traveling to a place near Knock?

More options for your flight to Knock

Complete your trip to Knock with a hotel stay or car rental

Information on the airport you'll fly into in Knock

Cabin class types available on flights to Knock

Flights from local origins to Knock

Flights to other popular destinations