Most accurate provider : When it comes to deals on Las Vegas-Trieste flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Trieste flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Trieste flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Las Vegas-Trieste flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Trieste flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$849+ Flights from Las Vegas to Trieste

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Las Vegas to Trieste

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$849 (Gotogate)

Provider with most accurate pricing for Las Vegas Harry Reid Intl-Trieste Ronchi dei Legionari flight deals.

Search Deals

Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Trieste Ronchi dei Legionari flights.

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From Las Vegas Harry Reid Intl to Trieste Ronchi dei Legionari

Search Deals

Find flight deals from Las Vegas to Trieste

Cheapest flights from Las Vegas to Trieste
Explore the most affordable flight options available from Las Vegas to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Sun 5/115:05 pmLAS - TRS

1 stop20h 30mMultiple Airlines

Sun 5/186:30 amTRS - LAS

1 stop17h 15mMultiple Airlines

Deal found 3/27

$849

Sat 5/101:05 pmLAS - TRS

2 stops16h 00mLufthansa

Mon 5/196:30 amTRS - LAS

2 stops20h 21mLufthansa

Deal found 3/27

$1,266

Thu 4/107:25 amLAS - TRS

2 stops18h 00mITA Airways

Thu 4/176:35 amTRS - LAS

2 stops19h 08mITA Airways

Deal found 3/27

$2,113

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 March 28, 2025.

Sun 5/115:05 pmLAS - TRS

1 stop20h 30mMultiple Airlines

Sun 5/186:30 amTRS - LAS

1 stop17h 15mMultiple Airlines

Deal found 3/27

$849

Sat 5/101:05 pmLAS - TRS

2 stops16h 00mLufthansa

Mon 5/196:30 amTRS - LAS

2 stops20h 21mLufthansa

Deal found 3/27

$1,266

Thu 4/107:25 amLAS - TRS

2 stops18h 00mITA Airways

Thu 4/176:35 amTRS - LAS

2 stops19h 08mITA Airways

Deal found 3/27

$2,113

Last-minute flights from Las Vegas to Trieste
Discover last-minute flight deals from Las Vegas to Trieste. Data last updated March 28, 2025 and is based on user searches.

Thu 4/1011:53 amLAS - TRS

2 stops17h 12mLufthansa

Thu 4/176:30 amTRS - LAS

1 stop14h 35mLufthansa

Deal found 3/27

$2,026

Thu 4/107:25 amLAS - TRS

2 stops18h 00mITA Airways

Thu 4/176:35 amTRS - LAS

2 stops19h 08mITA Airways

Deal found 3/27

$2,113

One-way flights from Las Vegas to Trieste
Search for one-way flight options from Las Vegas to Trieste. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Wed 8/2710:45 amLAS - TRS

2 stops18h 40mDelta

Deal found 3/27

$853

Mon 9/229:55 amLAS - TRS

2 stops23h 40mMultiple Airlines

Deal found 3/27

$1,346

Mon 9/229:10 pmLAS - TRS

1 stop16h 15mLufthansa

Deal found 3/27

$3,240

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas 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

Sun 5/11

5:05 pm-10:35 pm

1 stop20h 30m

Trieste Ronchi dei Legionari

Sun 5/18

6:30 am-2:45 pm

1 stop17h 15m

$849

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Sat 5/10

1:05 pm-2:05 pm

2 stops16h 00m

Trieste Ronchi dei Legionari

Mon 5/19

6:30 am-5:51 pm

2 stops20h 21m

$1,266

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Thu 4/10

7:25 am-10:25 am

2 stops18h 00m

Trieste Ronchi dei Legionari

Thu 4/17

6:35 am-4:43 pm

2 stops19h 08m

$2,113

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 8/27

10:45 am-2:25 pm

2 stops18h 40m

$853

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Mon 9/22

9:55 am-6:35 pm

2 stops23h 40m

$1,346

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Mon 9/22

9:10 pm-10:25 pm

1 stop16h 15m

$3,240

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Compare providers for flights from Las Vegas to Trieste

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Trieste in March.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Las Vegas-Trieste flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Trieste flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Trieste flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Las Vegas-Trieste flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Trieste flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

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.

Rainfall in Trieste by month

In terms of precipitation, rainfall in Trieste ranges from 2.4 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit Trieste when rainfall is around 2.4 in.

Temperature in Trieste by month

If weather is an important factor for your trip to Trieste, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Trieste

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,897 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

ITA Airways

6.7

Okay

946 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Lufthansa

6.7

Okay

6,955 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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.

Udine

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Alternative routes for Las Vegas to Trieste

Las Vegas to Vicenza flights

Reno to Vicenza flights

Top airline flying from Las Vegas to Trieste

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$879	Average$1,361	FlexibilityNo cancel fee	On-time76%

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$849+ Cheap flights from Las Vegas (LAS) to Trieste (TRS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to Trieste with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Las Vegas to Trieste

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Las Vegas to Trieste

Cheapest flights from Las Vegas to TriesteExplore the most affordable flight options available from Las Vegas to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Las Vegas to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to Trieste that are best for you.

Compare providers for flights from Las Vegas to Trieste

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Trieste in March.

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.

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 March 28, 2025.

Rainfall in Trieste by month

Plan your trip to Trieste by taking into account the average rainfall totals by month.

Temperature in Trieste by month

Plan your trip to Trieste by taking into account the average temperature totals by month.

Reviews of airlines servicing Trieste

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.

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

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

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

Traveling to a place near Las Vegas?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Trieste

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Las Vegas to Trieste

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Book with Flexibility

Travel Smart

Cheapest flights from Las Vegas to Trieste
Explore the most affordable flight options available from Las Vegas to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.