$405 Cheap Flights from Shannon (SNN) to Austin (AUS)

View $405 flight on Tue, Dec 2, 2025Opens in a new window

Popular airlines from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS)

Cheap Flights from Shannon to Austin (SNN-AUS)

Prices were available within the past 7 days and start at $405 for one-way flights and $672 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Tue, Dec 2 - Tue, Dec 9
SNN
Shannon
AUS
Austin
$672 Roundtrip, found 5 days ago
$672
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Tue, Dec 2 from Shannon to Austin, returning Tue, Dec 9, priced at $672 found 5 days ago
Aer Lingus
Sat, Nov 1 - Wed, Nov 5
SNN
Shannon
AUS
Austin
$761 Roundtrip, found 6 days ago
$761
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Sat, Nov 1 from Shannon to Austin, returning Wed, Nov 5, priced at $761 found 6 days ago
Aer Lingus
Mon, Dec 1 - Mon, Dec 8
SNN
Shannon
AUS
Austin
$792 Roundtrip, found 5 days ago
$792
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Mon, Dec 1 from Shannon to Austin, returning Mon, Dec 8, priced at $792 found 5 days ago
Aer Lingus
Wed, Dec 10 - Sat, Jan 10
SNN
Shannon
AUS
Austin
$801 Roundtrip, found 5 days ago
$801
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Wed, Dec 10 from Shannon to Austin, returning Sat, Jan 10, priced at $801 found 5 days ago
Aer Lingus
Sat, Nov 1 - Fri, Nov 7
SNN
Shannon
AUS
Austin
$804 Roundtrip, found 6 days ago
$804
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Sat, Nov 1 from Shannon to Austin, returning Fri, Nov 7, priced at $804 found 6 days ago
Lufthansa
Wed, Oct 15 - Sun, Oct 19
SNN
Shannon
AUS
Austin
$847 Roundtrip, found 2 days ago
$847
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Oct 15 from Shannon to Austin, returning Sun, Oct 19, priced at $847 found 2 days ago
Aer Lingus
Mon, Dec 1 - Tue, Dec 9
SNN
Shannon
AUS
Austin
$854 Roundtrip, found 5 days ago
$854
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Mon, Dec 1 from Shannon to Austin, returning Tue, Dec 9, priced at $854 found 5 days ago
British Airways
Wed, Dec 10 - Sat, Jan 10
SNN
Shannon
AUS
Austin
$978 Roundtrip, found 5 days ago
$978
Roundtrip
found 5 days ago
Select British Airways flight, departing Wed, Dec 10 from Shannon to Austin, returning Sat, Jan 10, priced at $978 found 5 days ago
Air Canada
Thu, Nov 13 - Thu, Nov 20
SNN
Shannon
AUS
Austin
$1,024 Roundtrip, found 3 days ago
$1,024
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Nov 13 from Shannon to Austin, returning Thu, Nov 20, priced at $1,024 found 3 days ago
American Airlines
Tue, Dec 2 - Tue, Dec 9
SNN
Shannon
AUS
Austin
$1,039 Roundtrip, found 5 days ago
$1,039
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Dec 2 from Shannon to Austin, returning Tue, Dec 9, priced at $1,039 found 5 days ago

Frequently asked questions

How much does a flight from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS) cost?
Secure a cheap one-way flight from $405 or cheap return flight from $672 from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS)?
The cheapest month to fly from SNN to AUS is December, when demand is low. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SNN to AUS. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS)?
There are no daily direct flights departing from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from SNN to AUS?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS)?
Choose a flight from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time 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 Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS) last-minute?
Holding off until just before your departure to book your flight from SNN to AUS often results in higher prices. While you might find some last-minute deals, there's no guarantee. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book a SNN to AUS flight and hotel package?
You'll generally save money by securing a SNN to AUS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your preferred flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Shannon Airport (SNN) to Austin-Bergstrom Intl. Airport (AUS)?
In most cases, you can modify or cancel your SNN to AUS flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Shannon
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Aer Lingus, Air Canada, British Airways, JetBlue Airways
Roundtrip price
$671
Distance
4538 mi

Book with confidence

Book with confidence

Shannon to Austin Flights

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

 

The best time to book a flight from Shannon to Austin

Sunday is one of the best days to book for cheap flights from Shannon 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 Shannon 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 Shannon to Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $405 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 Shannon 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 Shannon 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.

 

Shannon to Austin Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.