$346 Cheap Flights from Boston (BOS) to Knock (NOC)

View $346 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Knock (NOC-Ireland West)

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Cheap Flights from Boston to Knock (BOS-NOC)

Prices were available within the past 7 days and start at $346 for one-way flights and $602 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, May 3 - Sun, May 10
BOS
Boston
NOC
Knock
$602 Roundtrip, found 19 hours ago
$602
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Sun, May 3 from Boston to Knock, returning Sun, May 10, priced at $602 found 19 hours ago
Air Canada
Fri, Mar 20 - Tue, Mar 31
BOS
Boston
NOC
Knock
$608 Roundtrip, found 5 days ago
$608
Roundtrip
found 5 days ago
Select Air Canada flight, departing Fri, Mar 20 from Boston to Knock, returning Tue, Mar 31, priced at $608 found 5 days ago
Air Canada
Fri, Mar 20 - Tue, Mar 31
BOS
Boston
NOC
Knock
$615 Roundtrip, found 5 days ago
$615
Roundtrip
found 5 days ago
Select Air Canada flight, departing Fri, Mar 20 from Boston to Knock, returning Tue, Mar 31, priced at $615 found 5 days ago
American Airlines
Sun, Mar 15 - Tue, Mar 31
BOS
Boston
NOC
Knock
$625 Roundtrip, found 12 hours ago
$625
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sun, Mar 15 from Boston to Knock, returning Tue, Mar 31, priced at $625 found 12 hours ago
American Airlines
Sun, Mar 8 - Tue, Mar 24
BOS
Boston
NOC
Knock
$630 Roundtrip, found 12 hours ago
$630
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sun, Mar 8 from Boston to Knock, returning Tue, Mar 24, priced at $630 found 12 hours ago
British Airways
Wed, Dec 3 - Wed, Dec 10
BOS
Boston
NOC
Knock
$632 Roundtrip, found 1 day ago
$632
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Dec 3 from Boston to Knock, returning Wed, Dec 10, priced at $632 found 1 day ago
Finnair
Wed, Dec 31 - Tue, Jan 13
BOS
Boston
NOC
Knock
$635 Roundtrip, found 12 hours ago
$635
Roundtrip
found 12 hours ago
Select Finnair flight, departing Wed, Dec 31 from Boston to Knock, returning Tue, Jan 13, priced at $635 found 12 hours ago
Air Canada
Sat, Oct 18 - Sat, Oct 25
BOS
Boston
NOC
Knock
$636 Roundtrip, found 4 days ago
$636
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Oct 18 from Boston to Knock, returning Sat, Oct 25, priced at $636 found 4 days ago
American Airlines
Sun, May 3 - Sun, May 10
BOS
Boston
NOC
Knock
$640 Roundtrip, found 19 hours ago
$640
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Sun, May 3 from Boston to Knock, returning Sun, May 10, priced at $640 found 19 hours ago
Virgin Atlantic
Sun, Mar 22 - Tue, Apr 7
BOS
Boston
NOC
Knock
$650 Roundtrip, found 12 hours ago
$650
Roundtrip
found 12 hours ago
Select Virgin Atlantic flight, departing Sun, Mar 22 from Boston to Knock, returning Tue, Apr 7, priced at $650 found 12 hours ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Ireland West Airport (NOC) cost?
Snag a cheap one-way flight from $346 or cheap return flight from $602 from Logan Intl. Airport (BOS) to Ireland West Airport (NOC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Ireland West Airport (NOC)?
Planning your getaway for May can help you save, as it's the cheapest month for flights between BOS and NOC. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Ireland West Airport (NOC)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from BOS to NOC. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Logan Intl. Airport (BOS) to Ireland West Airport (NOC)?
Nonstop flights from Logan Intl. Airport (BOS) to Ireland West Airport (NOC) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to NOC?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to Ireland West Airport (NOC)?
To land at Ireland West Airport (NOC) on schedule, select a flight that leaves from Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Ireland West Airport (NOC) last-minute?
Waiting until right before your break to book a flight from BOS to NOC often results in higher prices. Although you may find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a BOS to NOC flight and hotel package?
Opting for a BOS to NOC flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Ireland West Airport (NOC)?
In most instances, you can cancel or reschedule your BOS to NOC flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Logan Intl.
Destination airport
Ireland West
Airlines serving
Aer Lingus, British Airways
Roundtrip price
$602
Distance
2875 mi

Book with confidence

Book with confidence

Boston to Knock Flights

The cheapest times to fly from Boston to Knock

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Knock are during the month of May. You can find some of the cheapest flights from Boston to Knock with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Knock

Sunday is one of the best days to book for cheap flights from Boston to Knock: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Knock

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Knock in 2025. You can also book with separate airlines for your outbound and return journeys, from $346 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Knock flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Knock airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boston to Knock Flights

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*Available to One Key members.