$512 Cheap Flights from Tucson (TUS) to Shannon (SNN)

View $512 flight on Tue, Aug 26, 2025Opens in a new window

Popular airlines from Tucson International Airport (TUS) to Shannon Airport (SNN)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Tucson to Shannon (TUS-SNN)

Prices were available within the past 7 days and start at $512 for one-way flights and $695 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 7 - Tue, Oct 21
TUS
Tucson
SNN
Shannon
$695 Roundtrip, found 4 days ago
$695
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 7 from Tucson to Shannon, returning Tue, Oct 21, priced at $695 found 4 days ago
United
Mon, Oct 6 - Tue, Oct 21
TUS
Tucson
SNN
Shannon
$706 Roundtrip, found 4 days ago
$706
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 6 from Tucson to Shannon, returning Tue, Oct 21, priced at $706 found 4 days ago
American Airlines
Sun, Oct 19 - Tue, Nov 4
TUS
Tucson
SNN
Shannon
$738 Roundtrip, found 4 days ago
$738
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Oct 19 from Tucson to Shannon, returning Tue, Nov 4, priced at $738 found 4 days ago
American Airlines
Wed, Oct 22 - Tue, Nov 11
TUS
Tucson
SNN
Shannon
$740 Roundtrip, found 4 days ago
$740
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Oct 22 from Tucson to Shannon, returning Tue, Nov 11, priced at $740 found 4 days ago
American Airlines
Wed, Nov 5 - Thu, Nov 27
TUS
Tucson
SNN
Shannon
$743 Roundtrip, found 4 days ago
$743
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 5 from Tucson to Shannon, returning Thu, Nov 27, priced at $743 found 4 days ago
United
Tue, Oct 7 - Thu, Oct 23
TUS
Tucson
SNN
Shannon
$745 Roundtrip, found 4 days ago
$745
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 7 from Tucson to Shannon, returning Thu, Oct 23, priced at $745 found 4 days ago
American Airlines
Wed, Oct 22 - Wed, Nov 12
TUS
Tucson
SNN
Shannon
$754 Roundtrip, found 4 days ago
$754
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Oct 22 from Tucson to Shannon, returning Wed, Nov 12, priced at $754 found 4 days ago
British Airways
Thu, Jan 29 - Tue, Feb 10
TUS
Tucson
SNN
Shannon
$800 Roundtrip, found 4 days ago
$800
Roundtrip
found 4 days ago
Select British Airways flight, departing Thu, Jan 29 from Tucson to Shannon, returning Tue, Feb 10, priced at $800 found 4 days ago
Iberia
Tue, Aug 26 - Tue, Sep 2
TUS
Tucson
SNN
Shannon
$847 Roundtrip, found 1 day ago
$847
Roundtrip
found 1 day ago
Select Iberia flight, departing Tue, Aug 26 from Tucson to Shannon, returning Tue, Sep 2, priced at $847 found 1 day ago
Finnair
Tue, Aug 26 - Tue, Sep 2
TUS
Tucson
SNN
Shannon
$852 Roundtrip, found 1 day ago
$852
Roundtrip
found 1 day ago
Select Finnair flight, departing Tue, Aug 26 from Tucson to Shannon, returning Tue, Sep 2, priced at $852 found 1 day ago
Flights from Tucson (TUS) to Shannon (SNN)
Origin airport
Tucson Intl.
Destination airport
Shannon
Roundtrip price
$695
Distance
4945 mi

Tucson to Shannon Flights

The cheapest times to fly from Tucson to Shannon

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

 

The best time to book a flight from Tucson to Shannon

Sunday is one of the best days to book for cheap flights from Tucson to Shannon: 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 Tucson to Shannon

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 Tucson to Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $512 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 Tucson to Shannon 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 Tucson to Shannon 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.

 

Frequently asked questions

How much does a flight from Tucson Intl. Airport (TUS) to Shannon Airport (SNN) cost?
Lock in a cheap one-way flight from $512 or cheap return flight from $695 from Tucson Intl. Airport (TUS) to Shannon Airport (SNN) 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 Tucson Intl. Airport (TUS) to Shannon Airport (SNN)?
Traveling in October may help you find better deals, as it's the cheapest month for flights between TUS and SNN. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Tucson Intl. Airport (TUS) to Shannon Airport (SNN)?
To find the cheapest airline flying from TUS to SNN, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Tucson Intl. Airport (TUS) to Shannon Airport (SNN)?
You'll need to catch a flight with a layover when traveling from Tucson Intl. Airport (TUS) to Shannon Airport (SNN). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from TUS to SNN?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the season, 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 Tucson Intl. Airport (TUS) to Shannon Airport (SNN)?
To land at Shannon Airport (SNN) on time, select a flight that takes off from Tucson Intl. Airport (TUS) 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 Tucson Intl. Airport (TUS) to Shannon Airport (SNN) last-minute?
Booking your flight from TUS to SNN shortly before your getaway is typically more expensive. But if there's some wiggle room with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a TUS to SNN flight and hotel package?
Compared with arranging hotels and flights separately, booking a TUS to SNN flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to Shannon Airport (SNN)?
If you reserved your TUS to SNN flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Explore a world of travel with Expedia

*Available to One Key members.