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

British Airways operates the most flights from the United States to Knock at 0 per week, and for this route British Airways is also 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 $809 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 $948 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?

Boston to Knock is the cheapest route at $785 round-trip, found in the past 5 days on KAYAK. New York John F Kennedy Intl Airport to Knock is the most popular connection with round-trip deals from $809.

How much is a flight to Knock?

On average, a round-trip flight from the United States to Knock costs $1,289, based on KAYAK data over the past 12 months. Round-trip fares from New York average $787, while Boston runs a bit higher at $798.

What is the cheapest day to fly to Knock?

Wednesday is the cheapest day to fly to Knock at $751 round-trip on average over the past 12 months on KAYAK. Sunday is the most expensive at $1,474.

What’s the cheapest month to fly to Knock?

•April is the cheapest month to fly to Knock with an average price of $734 round-trip. •December ($4,139) and May ($1,379) are the most expensive. Based on KAYAK data over the past 12 months.

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

Night flights to Knock are the cheapest at $928 round-trip on average. Morning flights are the most expensive at $1,373.

What is a good deal for flights to Knock?

Flights under $948 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 $677.

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.

$359 CHEAP FLIGHTS to Knock in 2026/27

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

Cheapest round-trip

$785

Typical prices: $948-$1,411

Multiple Airlines

Mon 10/29Mon 11/5

BOS - NOC • 3 stops

Cheapest one-way

$359

Typical prices: $502-$703

Multiple Airlines

Fri 11/9

PDX - NOC • 3 stops

Top airlines

Aer Lingus

Best reviews • 7.3 score

Airline reviews

Top routes

NYC - NOC

Cheapest • 52% average savings

LAX - NOC

Most popular

Insights

When to travel

April

Cheapest • 43% price drop

September

Most popular

Good to know

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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

Thu, Oct 29 - Thu, Nov 5

5:30 am - 8:05 amBOS Boston Logan Intl-NOC Knock Intl

22h 35m3 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl London Heathrow

2:40 pm - 8:15 pmNOC Knock Intl-BOS Boston Logan Intl

34h 35m3 stops London Stansted Barcelona-El Prat Lisbon Humberto Delgado

$785Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

5:00 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

14h 30m2 stops Dublin London Heathrow

5:15 pm - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

31h 50m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$809Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

7:25 pm - 5:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

17h 05m3 stops Reykjavik Keflavik Intl Dublin London Stansted

5:15 pm - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

31h 50m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$820Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

3:35 pm - 3:35 pmBOS Boston Logan Intl-NOC Knock Intl

20h 00m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

2:40 pm - 8:15 pmNOC Knock Intl-BOS Boston Logan Intl

34h 35m3 stops London Stansted Barcelona-El Prat Lisbon Humberto Delgado

$825Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

6:50 pm - 5:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

17h 40m2 stops Shannon London Stansted

1:05 pm - 4:40 pmNOC Knock Intl-JFK New York John F Kennedy Intl

32h 35m2 stops London Heathrow Zurich

$877Multiple Airlines

Mon, Nov 9 - Mon, Nov 30

3:30 pm - 4:50 pmBOS Boston Logan Intl-NOC Knock Intl

20h 20m3 stops Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle London Luton

1:05 pm - 5:50 pmNOC Knock Intl-BOS Boston Logan Intl

33h 45m2 stops London Heathrow Reykjavik Keflavik Intl

$894Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

5:45 am - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

26h 45m2 stops Toronto Pearson Intl London Heathrow

1:05 pm - 9:28 pmNOC Knock Intl-BOS Boston Logan Intl

37h 23m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$908Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

8:05 pm - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

12h 25m1 stop London Heathrow

1:05 pm - 9:50 pmNOC Knock Intl-BOS Boston Logan Intl

13h 45m1 stop London Heathrow

$912Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

5:50 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

13h 40m1 stop London Heathrow

1:05 pm - 7:50 pmNOC Knock Intl-JFK New York John F Kennedy Intl

11h 45m1 stop London Heathrow

$917British Airways

Tue, Nov 17 - Tue, Nov 24

3:34 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

15h 56m2 stops Boston Logan Intl London Heathrow

1:05 pm - 7:50 pmNOC Knock Intl-JFK New York John F Kennedy Intl

11h 45m1 stop London Heathrow

$925British Airways

All round-trip flight deals to Knock

Thu, Oct 29 - Thu, Nov 5

5:30 am - 8:05 amBOS Boston Logan Intl-NOC Knock Intl

22h 35m3 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl London Heathrow

2:40 pm - 8:15 pmNOC Knock Intl-BOS Boston Logan Intl

34h 35m3 stops London Stansted Barcelona-El Prat Lisbon Humberto Delgado

$785Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

5:00 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

14h 30m2 stops Dublin London Heathrow

5:15 pm - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

31h 50m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$809Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

7:25 pm - 5:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

17h 05m3 stops Reykjavik Keflavik Intl Dublin London Stansted

5:15 pm - 8:05 pmNOC Knock Intl-JFK New York John F Kennedy Intl

31h 50m3 stops London Luton Madrid Barajas Lisbon Humberto Delgado

$820Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

3:35 pm - 3:35 pmBOS Boston Logan Intl-NOC Knock Intl

20h 00m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow

2:40 pm - 8:15 pmNOC Knock Intl-BOS Boston Logan Intl

34h 35m3 stops London Stansted Barcelona-El Prat Lisbon Humberto Delgado

$825Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

6:50 pm - 5:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

17h 40m2 stops Shannon London Stansted

1:05 pm - 4:40 pmNOC Knock Intl-JFK New York John F Kennedy Intl

32h 35m2 stops London Heathrow Zurich

$877Multiple Airlines

Mon, Nov 9 - Mon, Nov 30

3:30 pm - 4:50 pmBOS Boston Logan Intl-NOC Knock Intl

20h 20m3 stops Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle London Luton

1:05 pm - 5:50 pmNOC Knock Intl-BOS Boston Logan Intl

33h 45m2 stops London Heathrow Reykjavik Keflavik Intl

$894Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

5:45 am - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

26h 45m2 stops Toronto Pearson Intl London Heathrow

1:05 pm - 9:28 pmNOC Knock Intl-BOS Boston Logan Intl

37h 23m2 stops London Heathrow Montreal Pierre Elliott Trudeau Intl

$908Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

8:05 pm - 12:30 pmBOS Boston Logan Intl-NOC Knock Intl

12h 25m1 stop London Heathrow

1:05 pm - 9:50 pmNOC Knock Intl-BOS Boston Logan Intl

13h 45m1 stop London Heathrow

$912Multiple Airlines

Tue, Nov 17 - Tue, Nov 24

5:50 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

13h 40m1 stop London Heathrow

1:05 pm - 7:50 pmNOC Knock Intl-JFK New York John F Kennedy Intl

11h 45m1 stop London Heathrow

$917British Airways

Tue, Nov 17 - Tue, Nov 24

3:34 pm - 12:30 pmJFK New York John F Kennedy Intl-NOC Knock Intl

15h 56m2 stops Boston Logan Intl London Heathrow

1:05 pm - 7:50 pmNOC Knock Intl-JFK New York John F Kennedy Intl

11h 45m1 stop London Heathrow

$925British Airways

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?: Boston to Knock is the cheapest route at $785 round-trip, found in the past 5 days on KAYAK. New York John F Kennedy Intl Airport to Knock is the most popular connection with round-trip deals from $809.
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 $1,289, based on KAYAK data over the past 12 months. Round-trip fares from New York average $787, while Boston runs a bit higher at $798.
What is the cheapest day to fly to Knock?: Wednesday is the cheapest day to fly to Knock at $751 round-trip on average over the past 12 months on KAYAK. Sunday is the most expensive at $1,474.
What’s the cheapest month to fly to Knock? To calculate monthly average prices, KAYAK takes all prices for each month over the last 12 months for flights to Knock, removes the top 0.1% to account for outliers, then takes the median of all values for each month.: •April is the cheapest month to fly to Knock with an average price of $734 round-trip.
•December ($4,139) and May ($1,379) are the most expensive.

Based on KAYAK data over the past 12 months.
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 $928 round-trip on average. Morning flights are the most expensive at $1,373.
What is a good deal for flights to Knock?: Flights under $948 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 $677.

Find deals

Low season	January
High season	September
Cheapest flight	$359

Beat the crowds with an average 74% drop in travelers.

One-way flight from Portland 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 $948 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 $809 round-trip.
What is the difference between the most popular and the most frequent airline at Knock?
British Airways operates the most flights from the United States to Knock at 0 per week, and for this route British Airways is also 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 $948. 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 $445 per round-trip. Evening flights to Knock average $928 compared to $1,373 for morning flights.

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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’s the cheapest month 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

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