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Trieste

$780+ Cheap flights from Arizona to Trieste (TRS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — TRS
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Arizona to Trieste

Cheapest flights from Arizona to Trieste
Explore the most affordable flight options available from Arizona to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This KLM deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:05 am
PHX
-
TRS
2 stops22h 25m
KLM
Tue 9/83:15 pm
TRS
-
PHX
2 stops40h 32m
KLM
Deal found 1/27$780
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/812:00 pm
PHX
-
TRS
2 stops17h 00m
Lufthansa
Sun 4/196:00 am
TRS
-
PHX
2 stops22h 49m
Lufthansa
Deal found 1/26$836
This Billigflug deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1310:41 am
LAS
-
TRS
2 stops19h 24m
Lufthansa
Fri 3/206:25 am
TRS
-
LAS
2 stops26h 33m
Lufthansa
Deal found 1/27$856
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:21 pm
PHX
-
TRS
2 stops39h 24m
Lufthansa
Mon 9/72:50 pm
TRS
-
PHX
2 stops35h 26m
Lufthansa
Deal found 1/27$875
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:55 pm
PHX
-
TRS
2 stops22h 00m
Lufthansa
Mon 9/76:00 am
TRS
-
PHX
2 stops20h 16m
Lufthansa
Deal found 1/27$921
This Booking.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1310:33 am
PHX
-
TRS
2 stops19h 32m
Lufthansa
Fri 3/206:25 am
TRS
-
PHX
2 stops44h 04m
Lufthansa
Deal found 1/27$972
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:59 pm
PHX
-
TRS
2 stops25h 26m
United Airlines
Mon 9/76:35 am
TRS
-
PHX
3 stops26h 29m
United Airlines
Deal found 1/27$1,127
This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/133:10 pm
LAS
-
TRS
3 stops39h 20m
Multiple Airlines
Fri 3/206:25 am
TRS
-
LAS
2 stops23h 11m
Multiple Airlines
Deal found 1/27$1,158
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:59 pm
PHX
-
TRS
2 stops49h 26m
United Airlines
Mon 9/76:35 am
TRS
-
PHX
3 stops26h 29m
United Airlines
Deal found 1/27$1,200
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:30 am
PHX
-
TRS
2 stops17h 55m
United Airlines
Tue 9/86:35 am
TRS
-
PHX
3 stops25h 24m
United Airlines
Deal found 1/27$1,630
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/89:02 am
PHX
-
TRS
2 stops16h 23m
United Airlines
Sun 4/196:35 am
TRS
-
PHX
3 stops21h 10m
United Airlines
Deal found 1/27$1,660

Find flight deals from Arizona to Trieste

Keep the following information in mind while searching for Arizona to Trieste flight deals. Data was last updated January 28, 2026.

Round-trip from

$836
(Cheapflightsfares)
From Arizona to Trieste Ronchi dei Legionari
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona to Trieste that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Arizona to Trieste that are best for you.

Fly from

Arizona

Fly to

Trieste

Route

Depart

Return

Price

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Fri 3/13

10:41 am-2:05 pm

2 stops19h 24m

Trieste Ronchi dei Legionari

Fri 3/20

6:25 am-12:58 am

2 stops26h 33m

$856

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 3/13

10:33 am-2:05 pm

2 stops19h 32m

Trieste Ronchi dei Legionari

Fri 3/20

6:25 am-6:29 pm

2 stops44h 04m

$972

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Fri 3/13

3:10 pm-2:30 pm

3 stops39h 20m

Trieste Ronchi dei Legionari

Fri 3/20

6:25 am-9:36 pm

2 stops23h 11m

$1,158

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 4/8

7:00 am-10:25 am

2 stops18h 25m

Trieste Ronchi dei Legionari

Sun 4/19

6:35 am-6:45 pm

3 stops21h 10m

$1,660

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 3/13

11:20 pm-2:05 pm

2 stops30h 45m

Trieste Ronchi dei Legionari

Fri 3/20

3:00 pm-6:19 pm

3 stops35h 19m

$1,714

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 2/20

9:40 am-10:25 am

2 stops16h 45m

Trieste Ronchi dei Legionari

Mon 2/23

6:35 am-11:03 pm

2 stops24h 28m

$2,314

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 3/13

6:15 am-10:25 am

2 stops20h 10m

Trieste Ronchi dei Legionari

Fri 3/20

6:35 am-6:19 pm

2 stops19h 44m

$2,709

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Arizona to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Arizona with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Arizona to Trieste

What is the cheapest month to book a flight from Arizona to Trieste?

Currently, December is the cheapest month in which you can book a flight from Arizona to Trieste (average of $544). Flying from Arizona to Trieste in June is currently the most expensive (average of $1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Arizona to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Trieste from Arizona?

    Trieste Ronchi dei Legionari (TRS) is the airport you will fly into if you book a flight from Arizona to Trieste. It is only a 18.2 mi journey from Ronchi dei Legionari (TRS) to Trieste’s city center.

  • How long is the flight from Arizona to Trieste?

    There are many flights that can get you from Arizona to Trieste in 18h 25m. Fly via Lufthansa or United Airlines to get the fastest option. There are 5986 mi between Arizona and Trieste. This flight may include one or multiple stops.

  • Can I find deals for flights from Arizona to Trieste that include hotel bookings?

    Yes. In addition to deals on Arizona to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Arizona to Trieste?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Arizona to Trieste.

  • Can I find deals for business class flights from Arizona to Trieste?

    Yes. Cheapflights offers flight deals from Arizona to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Arizona to Trieste?

    Currently, December is the cheapest month in which you can book a flight from Arizona to Trieste (average of $544). Flying from Arizona to Trieste in June is currently the most expensive (average of $1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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