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Trieste

$1,394+ Cheap flights from Las Vegas (LAS) to Trieste (TRS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TRS
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Las Vegas to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Trieste (TRS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$1,459
(Lufthansa)

One-way from

$1,394
(United Airlines)
From Las Vegas Harry Reid Intl to Trieste Ronchi dei Legionari
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One-way flight from Las Vegas Harry Reid Intl to Trieste Ronchi dei Legionari
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Find flight deals from Las Vegas to Trieste

Best flights from Las Vegas to Trieste
Discover carefully curated flight deals from Las Vegas to Trieste that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septiembre 11, 2025.

This Lufthansa deal was found by Cheapflights users on 9/9. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/281:30 pmLAS - TRS
2 stops47h 55mLufthansa
mié. 3/42:40 pmTRS - LAS
2 stops40h 03mLufthansa
Deal found 9/9$1,459

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Las Vegas to Trieste that are best for you.

Fly from

Las Vegas

Fly to

Trieste

Route

Depart

Return

Price

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

sáb. 2/28

1:30 pm-10:25 pm

2 stops47h 55m

Trieste Ronchi dei Legionari

mié. 3/4

2:40 pm-9:43 pm

2 stops40h 03m

$1,459

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

jue. 10/9

7:00 am-10:25 am

2 stops18h 25m

$1,394

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Las Vegas to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Las Vegas 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 Las Vegas to Trieste

What is the cheapest time of day to fly from LAS to TRS?

Find hourly flight availability from Las Vegas to Trieste. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Trieste as you normally would.

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated septiembre 11, 2025.
Get a feel of what it's like to fly with Lufthansa from Las Vegas to Trieste by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,409 reviews

Food

6.3

Boarding

7.0

Overall

6.8

Entertainment

6.4

Crew

7.6

Comfort

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,409 reviews
Lufthansa
6.8
Okay
7,409 reviews

Food

6.3

Boarding

7.0

Overall

6.8

Entertainment

6.4

Crew

7.6

Comfort

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

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

  • How long is the flight from Las Vegas to Trieste?

    Lufthansa can get you from Las Vegas to Trieste in just under 47h 55m. Your travel time can differ by up to . There are 5934 mi between Las Vegas and Trieste.

  • What is the cheapest airline to fly from Las Vegas to Trieste round-trip?

    Our cheapest airline available from Las Vegas to Trieste is Lufthansa. Our recent data shows that you can find tickets from as low as $979 on this airline.

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

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

  • How can I find direct flights from Las Vegas to Trieste?

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

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

    Yes. Cheapflights offers flight deals from Las Vegas 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.

See more FAQs

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Alternative routes for Las Vegas to Trieste

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Top airline flying from Las Vegas to Trieste

Discover the top airline that operate flights from Las Vegas to Trieste. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$979Average$1,323FlexibilityNo cancel feeOn-time76%

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