$488 Cheap Flights from Phoenix (PHX) to Trieste (TRS)

View $488 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS)

Cheap Flights from Phoenix to Trieste (PHX-TRS)

Prices were available within the past 7 days and start at $488 for one-way flights and $602 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Dec 29 - Tue, Jan 13
PHX
Phoenix
TRS
Trieste
$602 Roundtrip, found 4 days ago
$602
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 29 from Phoenix to Trieste, returning Tue, Jan 13, priced at $602 found 4 days ago
United
Mon, Dec 29 - Sat, Jan 17
PHX
Phoenix
TRS
Trieste
$603 Roundtrip, found 4 days ago
$603
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 29 from Phoenix to Trieste, returning Sat, Jan 17, priced at $603 found 4 days ago
Lufthansa
Tue, Dec 2 - Tue, Dec 9
PHX
Phoenix
TRS
Trieste
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Dec 2 from Phoenix to Trieste, returning Tue, Dec 9, priced at $621 found 5 days ago
Lufthansa
Sun, Dec 7 - Tue, Dec 23
PHX
Phoenix
TRS
Trieste
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sun, Dec 7 from Phoenix to Trieste, returning Tue, Dec 23, priced at $621 found 5 days ago
United
Thu, Dec 4 - Sun, Dec 7
PHX
Phoenix
TRS
Trieste
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select United flight, departing Thu, Dec 4 from Phoenix to Trieste, returning Sun, Dec 7, priced at $621 found 5 days ago
United
Mon, Nov 24 - Tue, Dec 9
PHX
Phoenix
TRS
Trieste
$652 Roundtrip, found 4 days ago
$652
Roundtrip
found 4 days ago
Select United flight, departing Mon, Nov 24 from Phoenix to Trieste, returning Tue, Dec 9, priced at $652 found 4 days ago
KLM
Fri, Dec 5 - Tue, Dec 9
PHX
Phoenix
TRS
Trieste
$663 Roundtrip, found 5 days ago
$663
Roundtrip
found 5 days ago
Select KLM flight, departing Fri, Dec 5 from Phoenix to Trieste, returning Tue, Dec 9, priced at $663 found 5 days ago
United
Mon, Dec 8 - Tue, Dec 23
PHX
Phoenix
TRS
Trieste
$665 Roundtrip, found 4 days ago
$665
Roundtrip
found 4 days ago
Select United flight, departing Mon, Dec 8 from Phoenix to Trieste, returning Tue, Dec 23, priced at $665 found 4 days ago
Lufthansa
Sun, Nov 23 - Fri, Dec 12
PHX
Phoenix
TRS
Trieste
$671 Roundtrip, found 4 days ago
$671
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Nov 23 from Phoenix to Trieste, returning Fri, Dec 12, priced at $671 found 4 days ago
United
Sat, Dec 6 - Tue, Dec 23
PHX
Phoenix
TRS
Trieste
$677 Roundtrip, found 5 days ago
$677
Roundtrip
found 5 days ago
Select United flight, departing Sat, Dec 6 from Phoenix to Trieste, returning Tue, Dec 23, priced at $677 found 5 days ago

Find the cheapest month to fly from Phoenix (PHX) to Trieste (TRS)

November is typically the cheapest month to fly

From $559 - $1,343 per traveler.

Alternative airports near Trieste

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Friuli Venezia Giulia TRS. Cheapest and Closest option available. Average driving time to city center is 33 minutes. Flights from $802
TRS
Friuli Venezia Giulia
CheapestClosest
Average driving time to city center33 min
Flights from $802

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS) cost?
Grab a cheap one-way flight from $488 or cheap return flight from $602 from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS)?
December is the cheapest month to fly from PHX to TRS. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS)?
To find the cheapest airline that'll fly you from PHX to TRS, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS)?
You'll need to hop on a flight with a layover if you're traveling from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PHX to TRS?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, season 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 Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS)?
Select a flight from Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS) that leaves before 3 PM to reduce the risk of cancellations and delays. 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 Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS) last-minute?
Holding off until just before your trip to book your flight from PHX to TRS often results in higher prices. Although you may find some last-minute deals, they're not always guaranteed. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book a PHX to TRS flight and hotel package?
Booking a PHX to TRS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of hotels and then add flights, car rentals 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 Sky Harbor Intl. Airport (PHX) to Friuli Venezia Giulia Airport (TRS)?
In most cases, you can reschedule or cancel your PHX to TRS flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Friuli Venezia Giulia
Roundtrip price
$601
Distance
5990 mi

Book with confidence

Phoenix to Trieste Flights

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

 

The best time to book a flight from Phoenix to Trieste

Sunday is one of the best days to book for cheap flights from Phoenix 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 Phoenix 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 Phoenix to Trieste in 2025. You can also book with separate airlines for your outbound and return journeys, from $488 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 Phoenix 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 Phoenix 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.

 

Phoenix to Trieste Flights

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*Available to One Key members.