Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Arizona to Trieste from $467

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Arizona to Trieste departing on 9/14. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Arizona to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:15 am - 10:25 pm
LAS
-
TRS
28h 10m
2 stops
Multiple Airlines Logo
6:10 am - 6:53 pm
TRS
-
LAS
21h 43m
2 stops
$800Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
9:10 pm - 10:25 pm
LAS
-
TRS
16h 15m
1 stop
Multiple Airlines Logo
2:50 pm - 10:24 pm
TRS
-
LAS
40h 34m
2 stops
$844Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Lufthansa Logo
9:10 pm - 10:25 pm
LAS
-
TRS
16h 15m
1 stop
Lufthansa Logo
6:10 am - 4:20 pm
TRS
-
LAS
19h 10m
1 stop
$901Lufthansa
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
9:25 am - 10:15 pm
PHX
-
TRS
27h 50m
2 stops
Multiple Airlines Logo
6:15 am - 7:55 pm
TRS
-
PHX
22h 40m
2 stops
$930Multiple Airlines
Thu, Aug 13 - Thu, Aug 20
Lufthansa Logo
10:44 am - 1:55 pm
LAS
-
TRS
18h 11m
2 stops
Lufthansa Logo
6:15 am - 8:04 pm
TRS
-
LAS
22h 49m
2 stops
$1,024Lufthansa
Thu, Oct 8 - Thu, Oct 22
Lufthansa Logo
10:44 am - 1:55 pm
LAS
-
TRS
18h 11m
2 stops
Lufthansa Logo
6:15 am - 8:04 pm
TRS
-
LAS
22h 49m
2 stops
$1,025Lufthansa
Thu, Oct 8 - Thu, Oct 22
United Airlines Logo
11:55 pm - 10:25 am
LAS
-
TRS
25h 30m
2 stops
United Airlines Logo
6:35 am - 8:07 pm
TRS
-
LAS
22h 32m
2 stops
$1,115United Airlines
Fri, Dec 4 - Tue, Dec 8
United Airlines Logo
6:00 am - 10:25 am
LAS
-
TRS
43h 25m
3 stops
United Airlines Logo
6:35 am - 11:44 pm
TRS
-
LAS
26h 09m
3 stops
$1,131United Airlines
Fri, Dec 4 - Tue, Dec 8
United Airlines Logo
11:59 pm - 10:25 am
PHX
-
TRS
26h 26m
2 stops
United Airlines Logo
6:35 am - 11:37 pm
TRS
-
PHX
25h 02m
2 stops
$1,161United Airlines
Sat, Dec 5 - Tue, Dec 8
Multiple Airlines Logo
9:22 am - 10:15 pm
PHX
-
TRS
27h 53m
2 stops
Multiple Airlines Logo
6:15 am - 9:51 pm
TRS
-
PHX
24h 36m
2 stops
$1,500Multiple Airlines
Thu, Oct 1 - Sat, Oct 24

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Lufthansa flights from Arizona to Trieste

Our best Lufthansa deals on Arizona to Trieste flight tickets
Lufthansa
Aug 17
LAS9:10 pmLas Vegas Harry Reid Intl
16h 15m
1 stop
TRS10:25 pmTrieste Ronchi dei Legionari
Aug 24
TRS6:10 amTrieste Ronchi dei Legionari
19h 10m
1 stop
LAS4:20 pmLas Vegas Harry Reid Intl
$901
Lufthansa
Oct 8
LAS10:44 amLas Vegas Harry Reid Intl
18h 11m
2 stops
TRS1:55 pmTrieste Ronchi dei Legionari
Oct 22
TRS6:15 amTrieste Ronchi dei Legionari
22h 49m
2 stops
LAS8:04 pmLas Vegas Harry Reid Intl
$1,024
Lufthansa
Oct 8
LAS10:44 amLas Vegas Harry Reid Intl
18h 11m
2 stops
TRS1:55 pmTrieste Ronchi dei Legionari
Oct 22
TRS6:15 amTrieste Ronchi dei Legionari
22h 49m
2 stops
LAS8:04 pmLas Vegas Harry Reid Intl
$1,025

United Airlines flights from Arizona to Trieste

Our best United Airlines deals on Arizona to Trieste flight tickets
United Airlines
Dec 4
LAS11:55 pmLas Vegas Harry Reid Intl
25h 30m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Dec 8
TRS6:35 amTrieste Ronchi dei Legionari
22h 32m
2 stops
LAS8:07 pmLas Vegas Harry Reid Intl
$1,115
United Airlines
Dec 4
LAS6:00 amLas Vegas Harry Reid Intl
43h 25m
3 stops
TRS10:25 amTrieste Ronchi dei Legionari
Dec 8
TRS6:35 amTrieste Ronchi dei Legionari
26h 09m
3 stops
LAS11:44 pmLas Vegas Harry Reid Intl
$1,131
United Airlines
Dec 4
LAS6:00 amLas Vegas Harry Reid Intl
43h 25m
3 stops
TRS10:25 amTrieste Ronchi dei Legionari
Dec 8
TRS6:35 amTrieste Ronchi dei Legionari
26h 09m
3 stops
LAS11:44 pmLas Vegas Harry Reid Intl
$1,132

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 July 4, 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

Mon 8/17

9:15 am-10:25 pm

2 stops28h 10m

Trieste Ronchi dei Legionari

Mon 8/24

6:10 am-6:53 pm

2 stops21h 43m

$800

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Mon 8/17

9:10 pm-10:25 pm

1 stop16h 15m

Trieste Ronchi dei Legionari

Mon 8/24

2:50 pm-10:24 pm

2 stops40h 34m

$844
Quickest round-trip

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Mon 8/17

9:10 pm-10:25 pm

1 stop16h 15m

Trieste Ronchi dei Legionari

Mon 8/24

6:10 am-4:20 pm

1 stop19h 10m

$901

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Thu 8/13

9:25 am-10:15 pm

2 stops27h 50m

Trieste Ronchi dei Legionari

Thu 8/20

6:15 am-7:55 pm

2 stops22h 40m

$930

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 10/8

10:44 am-1:55 pm

2 stops18h 11m

Trieste Ronchi dei Legionari

Thu 10/22

6:15 am-8:04 pm

2 stops22h 49m

$1,024

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 10/8

10:44 am-1:55 pm

2 stops18h 11m

Trieste Ronchi dei Legionari

Thu 10/22

6:15 am-8:04 pm

2 stops22h 49m

$1,025

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Fri 12/4

11:55 pm-10:25 am

2 stops25h 30m

Trieste Ronchi dei Legionari

Tue 12/8

6:35 am-8:07 pm

2 stops22h 32m

$1,115

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Fri 12/4

6:00 am-10:25 am

3 stops43h 25m

Trieste Ronchi dei Legionari

Tue 12/8

6:35 am-11:44 pm

3 stops26h 09m

$1,131

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Sat 12/5

11:59 pm-10:25 am

2 stops26h 26m

Trieste Ronchi dei Legionari

Tue 12/8

6:35 am-11:37 pm

2 stops25h 02m

$1,161

PhoenixTrieste

PHX - TRS

PHXTRS

Phoenix Sky Harbor Intl

Thu 10/1

9:22 am-10:15 pm

2 stops27h 53m

Trieste Ronchi dei Legionari

Sat 10/24

6:15 am-9:51 pm

2 stops24h 36m

$1,500

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 airlines fly to Trieste?

British Airways, Delta and United 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 58% 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

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.

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
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 8/3
Mon 8/10
By creating a price alert you accept our terms of use and privacy policy.

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
United Airlines
American Airlines
Lufthansa
Air France