$515 Cheap Flights from Phoenix (PHX) to Trieste (TRS)

View $515 flight on Thu, Oct 23, 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 $515 for one-way flights and $627 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 25 - Wed, Sep 3
PHX
Phoenix
TRS
Trieste
$627 Roundtrip, found 3 days ago
$627
Roundtrip
found 3 days ago
Select United flight, departing Mon, Aug 25 from Phoenix to Trieste, returning Wed, Sep 3, priced at $627 found 3 days ago
Lufthansa
Sun, Aug 24 - Tue, Sep 2
PHX
Phoenix
TRS
Trieste
$646 Roundtrip, found 3 days ago
$646
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Aug 24 from Phoenix to Trieste, returning Tue, Sep 2, priced at $646 found 3 days ago
Lufthansa
Sun, Aug 24 - Mon, Sep 1
PHX
Phoenix
TRS
Trieste
$706 Roundtrip, found 3 days ago
$706
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sun, Aug 24 from Phoenix to Trieste, returning Mon, Sep 1, priced at $706 found 3 days ago
KLM
Tue, Aug 26 - Tue, Sep 2
PHX
Phoenix
TRS
Trieste
$840 Roundtrip, found 3 days ago
$840
Roundtrip
found 3 days ago
Select KLM flight, departing Tue, Aug 26 from Phoenix to Trieste, returning Tue, Sep 2, priced at $840 found 3 days ago
United
Sun, Sep 14 - Sun, Sep 21
PHX
Phoenix
TRS
Trieste
$886 Roundtrip, found 3 hours ago
$886
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 14 from Phoenix to Trieste, returning Sun, Sep 21, priced at $886 found 3 hours ago
United
Sun, Sep 14 - Sun, Sep 21
PHX
Phoenix
TRS
Trieste
$936 Roundtrip, found 3 hours ago
$936
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 14 from Phoenix to Trieste, returning Sun, Sep 21, priced at $936 found 3 hours ago
United
Sun, Sep 14 - Sun, Sep 21
PHX
Phoenix
TRS
Trieste
$986 Roundtrip, found 3 hours ago
$986
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 14 from Phoenix to Trieste, returning Sun, Sep 21, priced at $986 found 3 hours ago
Delta
Sun, Sep 14 - Sun, Sep 21
PHX
Phoenix
TRS
Trieste
$1,023 Roundtrip, found 3 hours ago
$1,023
Roundtrip
found 3 hours ago
Select Delta flight, departing Sun, Sep 14 from Phoenix to Trieste, returning Sun, Sep 21, priced at $1,023 found 3 hours ago
United
Sun, Sep 14 - Sun, Sep 21
PHX
Phoenix
TRS
Trieste
$1,036 Roundtrip, found 3 hours ago
$1,036
Roundtrip
found 3 hours ago
Select United flight, departing Sun, Sep 14 from Phoenix to Trieste, returning Sun, Sep 21, priced at $1,036 found 3 hours ago
Air Canada
Sun, Sep 14 - Sun, Sep 21
PHX
Phoenix
TRS
Trieste
$1,064 Roundtrip, found 3 hours ago
$1,064
Roundtrip
found 3 hours ago
Select Air Canada flight, departing Sun, Sep 14 from Phoenix to Trieste, returning Sun, Sep 21, priced at $1,064 found 3 hours ago

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

November is typically the cheapest month to fly

From $559 - $1,342 per traveler.

Graph displaying average flight prices per month

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 $1,677
TRS
Friuli Venezia Giulia
CheapestClosest
Average driving time to city center33 min
Flights from $1,677
Flights from Phoenix (PHX) to Trieste (TRS)
Origin airport
Sky Harbor Intl.
Destination airport
Friuli Venezia Giulia
Roundtrip price
$626
Distance
5990 mi

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 August. 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 $515 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.

 

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 $515 or cheap return flight from $627 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)?
August 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.

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*Available to One Key members.