$505 Cheap Flights from Phoenix (PHX) to Knock (NOC)

View $505 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Knock (NOC-Ireland West)

Cheap Flights from Phoenix to Knock (PHX-NOC)

Prices were available within the past 7 days and start at $505 for one-way flights and $685 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$685 Roundtrip, found 10 hours ago
$685
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $685 found 10 hours ago
United
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$690 Roundtrip, found 10 hours ago
$690
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $690 found 10 hours ago
Air Canada
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$693 Roundtrip, found 10 hours ago
$693
Roundtrip
found 10 hours ago
Select Air Canada flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $693 found 10 hours ago
United
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$697 Roundtrip, found 10 hours ago
$697
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $697 found 10 hours ago
United
Tue, Feb 3 - Fri, Feb 13
PHX
Phoenix
NOC
Knock
$703 Roundtrip, found 6 days ago
$703
Roundtrip
found 6 days ago
Select United flight, departing Tue, Feb 3 from Phoenix to Knock, returning Fri, Feb 13, priced at $703 found 6 days ago
United
Tue, Feb 3 - Fri, Feb 13
PHX
Phoenix
NOC
Knock
$715 Roundtrip, found 6 days ago
$715
Roundtrip
found 6 days ago
Select United flight, departing Tue, Feb 3 from Phoenix to Knock, returning Fri, Feb 13, priced at $715 found 6 days ago
British Airways
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$740 Roundtrip, found 10 hours ago
$740
Roundtrip
found 10 hours ago
Select British Airways flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $740 found 10 hours ago
American Airlines
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$745 Roundtrip, found 10 hours ago
$745
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $745 found 10 hours ago
American Airlines
Wed, Nov 12 - Tue, Nov 18
PHX
Phoenix
NOC
Knock
$750 Roundtrip, found 10 hours ago
$750
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Nov 12 from Phoenix to Knock, returning Tue, Nov 18, priced at $750 found 10 hours ago
Aer Lingus
Tue, Feb 3 - Fri, Feb 13
PHX
Phoenix
NOC
Knock
$760 Roundtrip, found 6 days ago
$760
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Feb 3 from Phoenix to Knock, returning Fri, Feb 13, priced at $760 found 6 days ago

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC) cost?
Get a cheap one-way flight from $505 or cheap return flight from $685 from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC)?
Flying in November can help you save, as it's the cheapest month for flights between PHX and NOC. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from PHX to NOC. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC)?
Nonstop flights from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHX to NOC?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC)?
Choose a flight from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC) last-minute?
Waiting until just before your trip to book a flight from PHX to NOC often results in higher prices. While it's possible to find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book a PHX to NOC flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHX to NOC flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Ireland West Airport (NOC)?
It's generally possible to reschedule or cancel your PHX to NOC flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Ireland West
Airlines serving
British Airways
Roundtrip price
$685
Distance
4873 mi

Book with confidence

Phoenix to Knock Flights

The cheapest times to fly from Phoenix 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 Phoenix to Knock are during the month of November. You can find some of the cheapest flights from Phoenix to Knock with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Knock

Sunday is one of the best days to book for cheap flights from Phoenix 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 Phoenix 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 Phoenix to Knock in 2025. You can also book with separate airlines for your outbound and return journeys, from $505 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 Phoenix 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 Phoenix 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.

 

Phoenix to Knock Flights

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*Available to One Key members.