$635 Cheap Flights from Tucson (TUS) to Trieste (TRS)

View $635 flight on Tue, Aug 26, 2025Opens in a new window

Popular airlines from Tucson International Airport (TUS) to Friuli Venezia Giulia Airport (TRS)

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Cheap Flights from Tucson to Trieste (TUS-TRS)

Prices were available within the past 7 days and start at $635 for one-way flights and $827 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Sep 10 - Thu, Sep 25
TUS
Tucson
TRS
Trieste
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Wed, Sep 10 from Tucson to Trieste, returning Thu, Sep 25, priced at $827 found 1 day ago
United
Tue, Sep 9 - Fri, Sep 26
TUS
Tucson
TRS
Trieste
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 9 from Tucson to Trieste, returning Fri, Sep 26, priced at $827 found 1 day ago
United
Mon, Sep 8 - Fri, Sep 26
TUS
Tucson
TRS
Trieste
$833 Roundtrip, found 1 day ago
$833
Roundtrip
found 1 day ago
Select United flight, departing Mon, Sep 8 from Tucson to Trieste, returning Fri, Sep 26, priced at $833 found 1 day ago
United
Wed, Sep 10 - Thu, Sep 25
TUS
Tucson
TRS
Trieste
$835 Roundtrip, found 1 day ago
$835
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 10 from Tucson to Trieste, returning Thu, Sep 25, priced at $835 found 1 day ago
United
Mon, Sep 8 - Fri, Sep 26
TUS
Tucson
TRS
Trieste
$840 Roundtrip, found 1 day ago
$840
Roundtrip
found 1 day ago
Select United flight, departing Mon, Sep 8 from Tucson to Trieste, returning Fri, Sep 26, priced at $840 found 1 day ago
United
Mon, Sep 8 - Fri, Sep 26
TUS
Tucson
TRS
Trieste
$840 Roundtrip, found 1 day ago
$840
Roundtrip
found 1 day ago
Select United flight, departing Mon, Sep 8 from Tucson to Trieste, returning Fri, Sep 26, priced at $840 found 1 day ago
United
Mon, Sep 8 - Fri, Sep 26
TUS
Tucson
TRS
Trieste
$841 Roundtrip, found 1 day ago
$841
Roundtrip
found 1 day ago
Select United flight, departing Mon, Sep 8 from Tucson to Trieste, returning Fri, Sep 26, priced at $841 found 1 day ago
United
Mon, Sep 8 - Fri, Sep 26
TUS
Tucson
TRS
Trieste
$842 Roundtrip, found 1 day ago
$842
Roundtrip
found 1 day ago
Select United flight, departing Mon, Sep 8 from Tucson to Trieste, returning Fri, Sep 26, priced at $842 found 1 day ago
KLM
Sat, Sep 13 - Tue, Sep 23
TUS
Tucson
TRS
Trieste
$855 Roundtrip, found 1 day ago
$855
Roundtrip
found 1 day ago
Select KLM flight, departing Sat, Sep 13 from Tucson to Trieste, returning Tue, Sep 23, priced at $855 found 1 day ago
Delta
Sun, Sep 7 - Mon, Sep 22
TUS
Tucson
TRS
Trieste
$873 Roundtrip, found 1 day ago
$873
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Sep 7 from Tucson to Trieste, returning Mon, Sep 22, priced at $873 found 1 day ago
Flights from Tucson (TUS) to Trieste (TRS)
Origin airport
Tucson Intl.
Destination airport
Friuli Venezia Giulia
Airlines serving
KLM, Lufthansa
Roundtrip price
$826
Distance
6029 mi

Tucson to Trieste Flights

The cheapest times to fly from Tucson to Trieste

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

 

The best time to book a flight from Tucson to Trieste

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

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 Trieste in 2025. You can also book with separate airlines for your outbound and return journeys, from $635 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 Trieste 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 Trieste 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 Friuli Venezia Giulia Airport (TRS) cost?
Discover the latest flight deals from TUS to TRS 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 TRS?
The cheapest flights from TUS to TRS 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 TRS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from TUS to TRS. 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 Friuli Venezia Giulia Airport (TRS)?
You'll need to book a flight with a layover when traveling from Tucson Intl. Airport (TUS) to Friuli Venezia Giulia Airport (TRS). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from TUS to TRS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Tucson Intl. Airport (TUS) to Friuli Venezia Giulia Airport (TRS)?
Choose a flight from Tucson Intl. Airport (TUS) to Friuli Venezia Giulia Airport (TRS) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Friuli Venezia Giulia Airport (TRS) last-minute?
Last-minute bookings from TUS to TRS are typically more expensive. To lock in the best prices, start looking for flights ahead of time. That said, if you can play around with your travel dates, you may land a cheap fare right before your trip.
Is it cheaper to book a TUS to TRS flight and hotel package?
You'll typically save money by booking a TUS to TRS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your preferred flights and accommodations, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to Friuli Venezia Giulia Airport (TRS)?
Generally, it's possible to cancel or reschedule your TUS to TRS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.