Cheap Flights from Tucson (TUS) to Killarney (KIR)

Popular airlines from Tucson International Airport (TUS) to Killarney (KIR-Kerry)

  • 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
Flights from Tucson (TUS) to Killarney (KIR)
Origin airport
Tucson Intl.
Destination airport
Kerry
Distance
4939 mi

Tucson to Killarney Flights

The cheapest times to fly from Tucson to Killarney

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

 

The best time to book a flight from Tucson to Killarney

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

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 Killarney in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Killarney 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 Killarney 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 Kerry Airport (KIR) cost?
Discover the latest flight deals from TUS to KIR by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from TUS to KIR?
The cheapest flights from TUS to KIR are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from TUS to KIR?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from TUS to KIR. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Tucson Intl. Airport (TUS) to Kerry Airport (KIR)?
Direct flights from Tucson Intl. Airport (TUS) to Kerry Airport (KIR) 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 select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TUS to KIR?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary based on the season, airline 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 Kerry Airport (KIR)?
To touch down at Kerry Airport (KIR) on schedule, choose a flight that leaves Tucson Intl. Airport (TUS) 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 Tucson Intl. Airport (TUS) to Kerry Airport (KIR) last-minute?
Last-minute bookings from TUS to KIR are usually more expensive. To lock in the best rates, start looking for flights well ahead of time. That said, if you're flexible with your travel dates, you may score a cheap fare just before your departure.
Is it cheaper to book a TUS to KIR flight and hotel package?
Booking a TUS to KIR flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our wide range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to Kerry Airport (KIR)?
If you booked your TUS to KIR flight within the last 24 hours, you may be able to cancel or modify 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, go to our Customer Service portal for further details.

Explore a world of travel with Expedia

*Available to One Key members.