$830 Cheap Flights from Knock (NOC) to Portland (PDX)

View $830 flight on Fri, Apr 17, 2026Opens in a new window

Popular airlines from Knock (NOC-Ireland West) to Portland International Airport (PDX)

Cheap Flights from Knock to Portland (NOC-PDX)

Prices were available within the past 7 days and start at $830 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Ireland West Airport (NOC) to Portland Intl. Airport (PDX) cost?
Lock in a cheap one-way flight from $830 or cheap return flight from Ireland West Airport (NOC) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Ireland West Airport (NOC) to Portland Intl. Airport (PDX)?
is the cheapest month to fly from NOC to PDX. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from Ireland West Airport (NOC) to Portland Intl. Airport (PDX)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest NOC to PDX flight.
How many flights per day from Ireland West Airport (NOC) to Portland Intl. Airport (PDX)?
Direct flights from Ireland West Airport (NOC) to Portland Intl. Airport (PDX) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from NOC to PDX?
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 Ireland West Airport (NOC) to Portland Intl. Airport (PDX)?
Choose a flight from Ireland West Airport (NOC) to Portland Intl. Airport (PDX) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be canceled.**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 Ireland West Airport (NOC) to Portland Intl. Airport (PDX) last-minute?
Last-minute bookings from NOC to PDX are generally more expensive. To lock in the lowest rates, start looking for flights well in advance. That said, if your travel plans are flexible, it's possible to land a cheap ticket right before your trip.
Is it cheaper to book a NOC to PDX flight and hotel package?
Compared with arranging flights and hotels separately, booking a NOC to PDX flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the stress out of planning your trip. Just secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Ireland West Airport (NOC) to Portland Intl. Airport (PDX)?
Typically, you can cancel or modify your NOC to PDX flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Origin airport
Ireland West
Destination airport
Portland Intl.
Distance
4540 mi

Book with confidence

Knock to Portland Flights

The cheapest times to fly from Knock to Portland

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

 

The best time to book a flight from Knock to Portland

Sunday is one of the best days to book for cheap flights from Knock to Portland: 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 Knock to Portland

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 Knock to Portland in 2026. You can also book with separate airlines for your outbound and return journeys, from $830 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 Knock to Portland 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 Knock to Portland 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.

 

Knock to Portland Flights

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*Available to One Key members.