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Cheap flights from Arizona to Trieste from $833

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Arizona to Trieste departing on 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Arizona to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
9:02 am - 2:00 pm
PHX
-
TRS
19h 58m2 stops
Lufthansa Logo
6:00 am - 6:45 pm
TRS
-
PHX
21h 45m2 stops
$833Lufthansa
Wed, Apr 8 - Sun, Apr 19
Lufthansa Logo
12:00 pm - 2:00 pm
PHX
-
TRS
17h 00m2 stops
Lufthansa Logo
6:00 am - 6:06 pm
TRS
-
PHX
21h 06m2 stops
$834Lufthansa
Wed, Apr 8 - Sun, Apr 19
ITA Airways Logo
10:44 am - 6:30 pm
LAS
-
TRS
22h 46m2 stops
ITA Airways Logo
6:35 am - 8:15 pm
TRS
-
LAS
22h 40m2 stops
$1,153ITA Airways
Wed, Feb 11 - Sun, Feb 15
KLM Logo
7:30 am - 6:30 pm
PHX
-
TRS
27h 00m2 stops
KLM Logo
6:35 am - 10:40 pm
TRS
-
PHX
24h 05m2 stops
$1,224KLM
Sun, Jan 18 - Fri, Jan 23
United Airlines Logo
7:00 am - 10:25 am
PHX
-
TRS
18h 25m2 stops
United Airlines Logo
6:35 am - 6:45 pm
TRS
-
PHX
21h 10m3 stops
$1,807United Airlines
Wed, Apr 8 - Sun, Apr 19
United Airlines Logo
3:55 pm - 10:25 am
PHX
-
TRS
34h 30m2 stops
United Airlines Logo
6:35 am - 11:03 pm
TRS
-
PHX
24h 28m2 stops
$2,261United Airlines
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
12:35 pm - 10:25 am
PHX
-
TRS
37h 50m2 stops
United Airlines Logo
6:35 am - 7:16 pm
TRS
-
PHX
20h 41m2 stops
$2,262United Airlines
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
7:00 am - 10:25 am
PHX
-
TRS
43h 25m3 stops
United Airlines Logo
6:35 am - 11:03 pm
TRS
-
PHX
24h 28m2 stops
$2,270United Airlines
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
7:00 am - 10:25 am
PHX
-
TRS
43h 25m3 stops
United Airlines Logo
6:35 am - 7:16 pm
TRS
-
PHX
20h 41m2 stops
$2,271United Airlines
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
8:00 am - 10:25 am
LAS
-
TRS
17h 25m2 stops
United Airlines Logo
6:35 am - 11:31 pm
TRS
-
LAS
49h 56m3 stops
$2,314United Airlines
Wed, Feb 11 - Sun, Feb 15

Lufthansa flights from Arizona to Trieste

Our best Lufthansa deals on Arizona to Trieste flight tickets
Lufthansa
Apr 8
PHX9:02 amPhoenix Sky Harbor Intl
19h 58m
2 stops
TRS2:00 pmTrieste Ronchi dei Legionari
Apr 19
TRS6:00 amTrieste Ronchi dei Legionari
21h 45m
2 stops
PHX6:45 pmPhoenix Sky Harbor Intl
$833
Find similar
Lufthansa
Apr 8
PHX12:00 pmPhoenix Sky Harbor Intl
17h 00m
2 stops
TRS2:00 pmTrieste Ronchi dei Legionari
Apr 19
TRS6:00 amTrieste Ronchi dei Legionari
21h 06m
2 stops
PHX6:06 pmPhoenix Sky Harbor Intl
$834
Find similar

United Airlines flights from Arizona to Trieste

Our best United Airlines deals on Arizona to Trieste flight tickets
United Airlines
Apr 8
PHX7:00 amPhoenix Sky Harbor Intl
18h 25m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Apr 19
TRS6:35 amTrieste Ronchi dei Legionari
21h 10m
3 stops
PHX6:45 pmPhoenix Sky Harbor Intl
$1,807
Find similar
United Airlines
Feb 20
PHX3:55 pmPhoenix Sky Harbor Intl
34h 30m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Feb 23
TRS6:35 amTrieste Ronchi dei Legionari
24h 28m
2 stops
PHX11:03 pmPhoenix Sky Harbor Intl
$2,261
Find similar
United Airlines
Feb 20
PHX12:35 pmPhoenix Sky Harbor Intl
37h 50m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Feb 23
TRS6:35 amTrieste Ronchi dei Legionari
20h 41m
2 stops
PHX7:16 pmPhoenix Sky Harbor Intl
$2,262
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from Arizona to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 4/8

9:02 am-2:00 pm

2 stops19h 58m

Trieste Ronchi dei Legionari

Sun 4/19

6:00 am-6:45 pm

2 stops21h 45m

$833

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 4/8

12:00 pm-2:00 pm

2 stops17h 00m

Trieste Ronchi dei Legionari

Sun 4/19

6:00 am-6:06 pm

2 stops21h 06m

$834

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 2/11

10:44 am-6:30 pm

2 stops22h 46m

Trieste Ronchi dei Legionari

Sun 2/15

6:35 am-8:15 pm

2 stops22h 40m

$1,153

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Sun 1/18

7:30 am-6:30 pm

2 stops27h 00m

Trieste Ronchi dei Legionari

Fri 1/23

6:35 am-10:40 pm

2 stops24h 05m

$1,224

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

$1,807

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 2/20

3:55 pm-10:25 am

2 stops34h 30m

Trieste Ronchi dei Legionari

Mon 2/23

6:35 am-11:03 pm

2 stops24h 28m

$2,261

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 2/20

12:35 pm-10:25 am

2 stops37h 50m

Trieste Ronchi dei Legionari

Mon 2/23

6:35 am-7:16 pm

2 stops20h 41m

$2,262

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 2/20

7:00 am-10:25 am

3 stops43h 25m

Trieste Ronchi dei Legionari

Mon 2/23

6:35 am-11:03 pm

2 stops24h 28m

$2,270

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Fri 2/20

7:00 am-10:25 am

3 stops43h 25m

Trieste Ronchi dei Legionari

Mon 2/23

6:35 am-7:16 pm

2 stops20h 41m

$2,271

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 2/11

8:00 am-10:25 am

2 stops17h 25m

Trieste Ronchi dei Legionari

Sun 2/15

6:35 am-11:31 pm

3 stops49h 56m

$2,314

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Trieste from

How to get the cheapest flight ticket from Arizona to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Trieste?

British Airways, American Airlines and Delta are the top three most popular airlines that fly to Trieste from Arizona according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 6 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

Cheap Arizona to Trieste flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Arizona to Trieste

Fastest flight time

17h 25m

Direct flights

None
The fastest flight from Arizona to Trieste takes 17h 25m
There are no direct flights from Arizona to Trieste. There are no popular flight routes from Arizona to Trieste.
Search flight deals

  • When did momondo last update prices for flights from Arizona to Trieste Ronchi dei Legionari Airport?

    Prices for flights from Arizona to Trieste Ronchi dei Legionari Airport were last updated today.

  • How many operators does momondo search for flights from Arizona to Trieste Ronchi dei Legionari Airport?

  • How old do you have to be to fly from Arizona to Trieste Ronchi dei Legionari Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Arizona to Trieste Ronchi dei Legionari Airport.

  • What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

    The travel and health documents required for your trip to Trieste Ronchi dei Legionari Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Trieste Ronchi dei Legionari Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Udine
Grado

Why use momondo?

Why should I use momondo to find a flight deal from Arizona to Trieste?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Arizona to Trieste. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Arizona to Trieste with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Trieste from Arizona with this policy.

How can momondo help me find flights from Arizona to Trieste?

Once all potential Arizona to Trieste flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Arizona to Trieste right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Trieste, momondo offers a useful price alert feature which will track prices for flights to Trieste from Arizona and alert you when they change.

An easier way to manage your Trieste trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Find better results for your trip to Italy

Fly your favorite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways
American Airlines
Delta
United Airlines
Air France
Lufthansa