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Cheap flights from Arizona to Trieste from $759

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 2/26. 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.
KLM Logo
9:39 am - 6:30 pm
LAS
-
TRS
23h 51m
2 stops
KLM Logo
6:35 am - 12:30 am
TRS
-
LAS
26h 55m
2 stops
$759KLM
Thu, Feb 26 - Mon, Mar 2
Lufthansa Logo
11:00 am - 10:25 pm
PHX
-
TRS
26h 25m
2 stops
Lufthansa Logo
6:00 am - 7:49 pm
TRS
-
PHX
22h 49m
2 stops
$838Lufthansa
Wed, Apr 8 - Sun, Apr 19
Lufthansa Logo
11:00 am - 2:00 pm
PHX
-
TRS
18h 00m
2 stops
Lufthansa Logo
6:00 am - 6:45 pm
TRS
-
PHX
21h 45m
2 stops
$882Lufthansa
Wed, Apr 8 - Sun, Apr 19
Multiple Airlines Logo
8:45 pm - 5:05 pm
LAS
-
TRS
35h 20m
1 stop
Multiple Airlines Logo
8:55 pm - 6:13 pm
TRS
-
LAS
54h 18m
2 stops
$1,136Multiple Airlines
Thu, Feb 26 - Mon, Mar 2
ITA Airways Logo
10:41 am - 10:55 pm
LAS
-
TRS
27h 14m
2 stops
ITA Airways Logo
6:35 am - 7:27 pm
TRS
-
LAS
21h 52m
2 stops
$1,284ITA Airways
Wed, Mar 4 - Sun, Mar 8
ITA Airways Logo
10:41 am - 6:30 pm
LAS
-
TRS
22h 49m
2 stops
ITA Airways Logo
6:35 am - 7:27 pm
TRS
-
LAS
21h 52m
2 stops
$1,329ITA Airways
Wed, Mar 4 - Sun, Mar 8
Multiple Airlines Logo
9:00 am - 9:10 pm
LAS
-
TRS
27h 10m
2 stops
Multiple Airlines Logo
11:15 am - 10:41 am
TRS
-
LAS
32h 26m
3 stops
$1,764Multiple Airlines
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
1:53 pm - 10:55 pm
LAS
-
TRS
24h 02m
3 stops
Multiple Airlines Logo
11:15 am - 10:41 am
TRS
-
LAS
32h 26m
3 stops
$1,779Multiple Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:00 am - 10:25 am
PHX
-
TRS
19h 25m
2 stops
United Airlines Logo
6:35 am - 6:45 pm
TRS
-
PHX
21h 10m
3 stops
$1,988United Airlines
Wed, Apr 8 - Sun, Apr 19
United Airlines Logo
10:00 am - 10:25 am
LAS
-
TRS
39h 25m
3 stops
United Airlines Logo
6:35 am - 5:10 pm
TRS
-
LAS
19h 35m
2 stops
$2,132United Airlines
Wed, Mar 4 - Sun, Mar 8

Lufthansa flights from Arizona to Trieste

Our best Lufthansa deals on Arizona to Trieste flight tickets
Lufthansa
Apr 8
PHX11:00 amPhoenix Sky Harbor Intl
26h 25m
2 stops
TRS10:25 pmTrieste Ronchi dei Legionari
Apr 19
TRS6:00 amTrieste Ronchi dei Legionari
22h 49m
2 stops
PHX7:49 pmPhoenix Sky Harbor Intl
$838
Lufthansa
Apr 8
PHX11:00 amPhoenix Sky Harbor Intl
18h 00m
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
$882

ITA Airways flights from Arizona to Trieste

Our best ITA Airways deals on Arizona to Trieste flight tickets
ITA Airways
Mar 4
LAS10:41 amLas Vegas Harry Reid Intl
27h 14m
2 stops
TRS10:55 pmTrieste Ronchi dei Legionari
Mar 8
TRS6:35 amTrieste Ronchi dei Legionari
21h 52m
2 stops
LAS7:27 pmLas Vegas Harry Reid Intl
$1,284
ITA Airways
Mar 4
LAS10:41 amLas Vegas Harry Reid Intl
22h 49m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Mar 8
TRS6:35 amTrieste Ronchi dei Legionari
21h 52m
2 stops
LAS7:27 pmLas Vegas Harry Reid Intl
$1,329

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 February 13, 2026.
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

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 2/26

9:39 am-6:30 pm

2 stops23h 51m

Trieste Ronchi dei Legionari

Mon 3/2

6:35 am-12:30 am

2 stops26h 55m

$759

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 4/8

11:00 am-10:25 pm

2 stops26h 25m

Trieste Ronchi dei Legionari

Sun 4/19

6:00 am-7:49 pm

2 stops22h 49m

$838

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 4/8

11:00 am-2:00 pm

2 stops18h 00m

Trieste Ronchi dei Legionari

Sun 4/19

6:00 am-6:45 pm

2 stops21h 45m

$882

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 2/26

8:45 pm-5:05 pm

1 stop35h 20m

Trieste Ronchi dei Legionari

Mon 3/2

8:55 pm-6:13 pm

2 stops54h 18m

$1,136

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 3/4

10:41 am-10:55 pm

2 stops27h 14m

Trieste Ronchi dei Legionari

Sun 3/8

6:35 am-7:27 pm

2 stops21h 52m

$1,284

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 3/4

10:41 am-6:30 pm

2 stops22h 49m

Trieste Ronchi dei Legionari

Sun 3/8

6:35 am-7:27 pm

2 stops21h 52m

$1,329

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 2/26

9:00 am-9:10 pm

2 stops27h 10m

Trieste Ronchi dei Legionari

Mon 3/2

11:15 am-10:41 am

3 stops32h 26m

$1,764

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 2/26

1:53 pm-10:55 pm

3 stops24h 02m

Trieste Ronchi dei Legionari

Mon 3/2

11:15 am-10:41 am

3 stops32h 26m

$1,779

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 4/8

6:00 am-10:25 am

2 stops19h 25m

Trieste Ronchi dei Legionari

Sun 4/19

6:35 am-6:45 pm

3 stops21h 10m

$1,988

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 3/4

10:00 am-10:25 am

3 stops39h 25m

Trieste Ronchi dei Legionari

Sun 3/8

6:35 am-5:10 pm

2 stops19h 35m

$2,132

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

16h 25m

Direct flights

None
The fastest flight from Arizona to Trieste takes 16h 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 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.

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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