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Cheap flights from Arizona to Trieste from $843

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 10/13. 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.
Multiple Airlines Logo
6:50 am - 10:15 pm
LAS
-
TRS
30h 25m
2 stops
Multiple Airlines Logo
6:10 am - 11:43 pm
TRS
-
LAS
26h 33m
2 stops
$843Multiple Airlines
Tue, Oct 13 - Wed, Oct 21
Multiple Airlines Logo
6:50 am - 10:15 pm
LAS
-
TRS
30h 25m
2 stops
Multiple Airlines Logo
6:10 am - 4:20 pm
TRS
-
LAS
19h 10m
1 stop
$868Multiple Airlines
Tue, Oct 13 - Wed, Oct 21
Multiple Airlines Logo
5:15 pm - 10:15 pm
LAS
-
TRS
20h 00m
1 stop
Multiple Airlines Logo
2:40 pm - 3:15 pm
TRS
-
LAS
33h 35m
1 stop
$1,165Multiple Airlines
Tue, Oct 13 - Wed, Oct 21
Multiple Airlines Logo
8:20 pm - 10:15 pm
LAS
-
TRS
16h 55m
1 stop
Multiple Airlines Logo
6:10 am - 5:50 pm
TRS
-
LAS
20h 40m
1 stop
$1,226Multiple Airlines
Sun, Jun 28 - Sun, Jul 5
Multiple Airlines Logo
12:10 pm - 10:15 pm
LAS
-
TRS
25h 05m
2 stops
Multiple Airlines Logo
6:10 am - 12:36 am
TRS
-
LAS
27h 26m
2 stops
$1,363Multiple Airlines
Sun, Jun 28 - Sun, Jul 5
Multiple Airlines Logo
12:10 pm - 10:15 pm
LAS
-
TRS
25h 05m
2 stops
Multiple Airlines Logo
6:10 am - 4:20 pm
TRS
-
LAS
19h 10m
1 stop
$1,389Multiple Airlines
Sun, Jun 28 - Sun, Jul 5
Multiple Airlines Logo
6:50 am - 6:30 pm
LAS
-
TRS
26h 40m
3 stops
Multiple Airlines Logo
3:15 pm - 10:22 pm
TRS
-
LAS
40h 07m
3 stops
$1,460Multiple Airlines
Tue, Oct 13 - Wed, Oct 21
Multiple Airlines Logo
9:00 am - 10:25 pm
PHX
-
TRS
28h 25m
2 stops
Multiple Airlines Logo
6:10 am - 11:52 pm
TRS
-
PHX
26h 42m
2 stops
$1,510Multiple Airlines
Wed, Aug 19 - Wed, Oct 14
Lufthansa Logo
9:00 am - 1:45 pm
PHX
-
TRS
19h 45m
2 stops
Lufthansa Logo
6:35 am - 10:07 pm
TRS
-
PHX
23h 32m
2 stops
$1,802Lufthansa
Tue, Aug 18 - Tue, Nov 17
Lufthansa Logo
9:00 am - 1:45 pm
PHX
-
TRS
19h 45m
2 stops
Lufthansa Logo
6:15 am - 9:20 pm
TRS
-
PHX
23h 05m
2 stops
$1,822Lufthansa
Tue, Aug 18 - Thu, Nov 5

Lufthansa flights from Arizona to Trieste

Our best Lufthansa deals on Arizona to Trieste flight tickets
Lufthansa
Aug 18
PHX9:00 amPhoenix Sky Harbor Intl
19h 45m
2 stops
TRS1:45 pmTrieste Ronchi dei Legionari
Nov 17
TRS6:35 amTrieste Ronchi dei Legionari
23h 32m
2 stops
PHX10:07 pmPhoenix Sky Harbor Intl
$1,802
Lufthansa
Aug 18
PHX9:00 amPhoenix Sky Harbor Intl
19h 45m
2 stops
TRS1:45 pmTrieste Ronchi dei Legionari
Nov 5
TRS6:15 amTrieste Ronchi dei Legionari
23h 05m
2 stops
PHX9:20 pmPhoenix Sky Harbor Intl
$1,822
Lufthansa
Aug 16
PHX8:55 amPhoenix Sky Harbor Intl
29h 00m
2 stops
TRS10:55 pmTrieste Ronchi dei Legionari
Nov 4
TRS11:15 amTrieste Ronchi dei Legionari
40h 39m
2 stops
PHX7:54 pmPhoenix Sky Harbor Intl
$1,877

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 May 16, 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

Cheapest round-trip

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Tue 10/13

6:50 am-10:15 pm

2 stops30h 25m

Trieste Ronchi dei Legionari

Wed 10/21

6:10 am-11:43 pm

2 stops26h 33m

$843

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Tue 10/13

6:50 am-10:15 pm

2 stops30h 25m

Trieste Ronchi dei Legionari

Wed 10/21

6:10 am-4:20 pm

1 stop19h 10m

$868

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Tue 10/13

5:15 pm-10:15 pm

1 stop20h 00m

Trieste Ronchi dei Legionari

Wed 10/21

2:40 pm-3:15 pm

1 stop33h 35m

$1,165
Quickest round-trip

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Sun 6/28

8:20 pm-10:15 pm

1 stop16h 55m

Trieste Ronchi dei Legionari

Sun 7/5

6:10 am-5:50 pm

1 stop20h 40m

$1,226

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Sun 6/28

12:10 pm-10:15 pm

2 stops25h 05m

Trieste Ronchi dei Legionari

Sun 7/5

6:10 am-12:36 am

2 stops27h 26m

$1,363

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Sun 6/28

12:10 pm-10:15 pm

2 stops25h 05m

Trieste Ronchi dei Legionari

Sun 7/5

6:10 am-4:20 pm

1 stop19h 10m

$1,389

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Tue 10/13

6:50 am-6:30 pm

3 stops26h 40m

Trieste Ronchi dei Legionari

Wed 10/21

3:15 pm-10:22 pm

3 stops40h 07m

$1,460

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Wed 8/19

9:00 am-10:25 pm

2 stops28h 25m

Trieste Ronchi dei Legionari

Wed 10/14

6:10 am-11:52 pm

2 stops26h 42m

$1,510

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Tue 8/18

9:00 am-1:45 pm

2 stops19h 45m

Trieste Ronchi dei Legionari

Tue 11/17

6:35 am-10:07 pm

2 stops23h 32m

$1,802

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Tue 8/18

9:00 am-1:45 pm

2 stops19h 45m

Trieste Ronchi dei Legionari

Thu 11/5

6:15 am-9:20 pm

2 stops23h 05m

$1,822

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 is the cheapest airline that flies from Arizona to Trieste Ronchi dei Legionari?

Lufthansa and United Airlines are the most popular carriers operating from Arizona to Trieste Ronchi dei Legionari

What airlines fly to Trieste?

British Airways, Delta and American Airlines 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 52% 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 55m

Direct flights

None
The fastest flight from Arizona to Trieste takes 16h 55m
There are no direct flights from Arizona to Trieste. There are no popular flight routes from Arizona to Trieste.
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Frequently asked questions about flying from Arizona to Trieste

  • 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.

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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
Delta
American Airlines
United Airlines
Air France
Lufthansa