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Trieste

$518+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — TRS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$1,062
(Mytrip)

One-way from

$518
(Lufthansa)
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

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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:12 amLAS - TRS
2 stops28h 43mMultiple Airlines
Fri 8/16:20 amTRS - LAS
3 stops47h 11mMultiple Airlines
Deal found 6/10$1,062
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:10 amLAS - TRS
2 stops22h 20mDelta
Fri 8/16:35 amTRS - LAS
2 stops26h 36mDelta
Deal found 6/10$1,094
This Gurufare deal was found by Cheapflights users on 6/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/259:10 pmLAS - TRS
1 stop16h 15mLufthansa
Fri 8/12:45 pmTRS - LAS
2 stops34h 50mLufthansa
Deal found 6/10$1,240

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 June 12, 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

Fri 7/25

9:12 am-10:55 pm

2 stops28h 43m

Trieste Ronchi dei Legionari

Fri 8/1

6:20 am-8:31 pm

3 stops47h 11m

$1,062

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Fri 7/25

7:10 am-2:30 pm

2 stops22h 20m

Trieste Ronchi dei Legionari

Fri 8/1

6:35 am-12:11 am

2 stops26h 36m

$1,094

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Fri 7/25

9:10 pm-10:25 pm

1 stop16h 15m

Trieste Ronchi dei Legionari

Fri 8/1

2:45 pm-4:35 pm

2 stops34h 50m

$1,240

Las VegasTrieste

LAS - TRS

LASTRS

Las Vegas Harry Reid Intl

Wed 10/15

4:07 pm-10:35 pm

2 stops21h 28m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 12, 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.

Rainfall in Trieste by month

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

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

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 June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,136 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Las Vegas to Trieste round-trip?

    Our cheapest airline available from Las Vegas to Trieste is Delta. Our recent data shows that you can find tickets from as low as $1,094 on this airline. An additional option worth looking into is Lufthansa, starting at $1,240.

  • 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.

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$879Average$1,323FlexibilityNo cancel feeOn-time76%

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