$620 Cheap Flights from Knock (NOC) to Austin (AUS)

View $620 flight on Sun, Mar 22, 2026Opens in a new window

Popular airlines from Knock (NOC-Ireland West) to Austin-Bergstrom Intl. Airport (AUS)

Cheap Flights from Knock to Austin (NOC-AUS)

Prices were available within the past 7 days and start at $620 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 Austin-Bergstrom Intl. Airport (AUS) cost?
Secure a cheap one-way flight from $620 or cheap return flight from Ireland West Airport (NOC) to Austin-Bergstrom Intl. Airport (AUS) 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 Austin-Bergstrom Intl. Airport (AUS)?
Traveling in is a good way to save, as it's the cheapest month for flights between NOC and AUS. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Ireland West Airport (NOC) to Austin-Bergstrom Intl. Airport (AUS)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from NOC to AUS. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Ireland West Airport (NOC) to Austin-Bergstrom Intl. Airport (AUS)?
Direct flights from Ireland West Airport (NOC) to Austin-Bergstrom Intl. Airport (AUS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from NOC to AUS?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be 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 Austin-Bergstrom Intl. Airport (AUS)?
To reach Austin-Bergstrom Intl. Airport (AUS) on time, pick a flight that leaves from Ireland West Airport (NOC) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Austin-Bergstrom Intl. Airport (AUS) last-minute?
Holding off until just before your departure to book a flight from NOC to AUS generally means paying more. While you may find some last-minute offers, there's no guarantee. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a NOC to AUS flight and hotel package?
Compared with arranging hotels and flights separately, booking a NOC to AUS flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of stays, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Ireland West Airport (NOC) to Austin-Bergstrom Intl. Airport (AUS)?
It's usually possible to cancel or reschedule your NOC to AUS flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Ireland West
Destination airport
Austin-Bergstrom Intl.
Distance
4516 mi

Book with confidence

Knock to Austin Flights

The cheapest times to fly from Knock to Austin

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

 

The best time to book a flight from Knock to Austin

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

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 Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $620 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 Austin 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 Austin 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 Austin Flights

Explore a world of travel with Expedia

*Available to One Key members.