HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trieste

$229+ Cheap flights to Trieste

— TRS
Sep 25 — Oct 21
Fri 9/25
Fri 10/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights to Trieste with Cheapflights

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.

Flights to Trieste in 2026

Cheapest flights to Trieste

Sun 9/611:00 pm -
2 stops18h 05m
Sat 9/196:00 am -
1 stop21h 00m
Deal found 8/25$689
Mon 9/711:00 pm -
1 stop14h 00m
Sat 9/196:00 am -
1 stop21h 00m
Deal found 8/25$724
Thu 10/86:20 pm -
1 stop22h 40m
Thu 10/1510:30 am -
1 stop17h 30m
Deal found 8/23$728
Wed 10/141:25 pm -
2 stops27h 45m
Tue 10/276:35 am -
1 stop13h 40m
Deal found 8/25$730
Tue 10/69:10 pm -
1 stop15h 20m
Tue 10/207:15 pm -
1 stop29h 40m
Deal found 8/23$769
Tue 11/310:00 pm -
2 stops14h 30m
Mon 11/166:35 am -
2 stops19h 30m
Deal found 8/24$777
Sat 11/2112:10 am -
2 stops36h 20m
Wed 12/93:15 pm -
2 stops30h 05m
Deal found 8/21$778
Sat 9/195:20 pm -
2 stops21h 40m
Wed 9/237:30 am -
2 stops35h 45m
Deal found 8/22$781
Tue 10/610:05 pm -
2 stops34h 25m
Tue 10/203:15 pm -
2 stops34h 50m
Deal found 8/23$783
Mon 9/219:10 pm -
1 stop19h 45m
Tue 10/67:15 pm -
1 stop24h 40m
Deal found 8/22$785
Mon 10/199:10 pm -
1 stop11h 20m
Sun 11/86:35 am -
1 stop13h 40m
Deal found 8/26$786
Thu 10/86:20 pm -
1 stop22h 40m
Fri 10/1611:15 am -
1 stop13h 40m
Deal found 8/23$787

Find flight deals to Trieste

Popular in

January

Cheapest in

February

Average price

$965

Round-trip from

$689

One-way from

$229
Highest demand for flights based on searches. 13% potential increase in price ($147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($74 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
From New York to Trieste Ronchi dei Legionari
Search Deals
One-way flight from New York to Trieste Ronchi dei Legionari (TRS)
Search Deals

Cheapflights Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest round-trip

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Wed 1/27

2:55 pm-2:30 pm

2 stops17h 35m

Trieste Ronchi dei Legionari

Tue 3/2

6:35 am-4:48 pm

1 stop16h 13m

$719

New YorkTrieste

LGA New York LaGuardia - TRS Trieste Ronchi dei Legionari

LGATRS

New York LaGuardia

Wed 1/27

3:00 pm-2:30 pm

2 stops17h 30m

Trieste Ronchi dei Legionari

Tue 3/2

6:35 am-9:44 pm

2 stops21h 09m

$729

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Wed 12/2

9:05 pm-6:30 pm

1 stop15h 25m

Trieste Ronchi dei Legionari

Sun 12/6

7:15 pm-2:15 pm

1 stop25h 00m

$816

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Sun 10/4

10:05 pm-6:30 pm

2 stops38h 25m

Trieste Ronchi dei Legionari

Tue 10/13

6:35 am-8:05 pm

2 stops19h 30m

$824

NewarkTrieste

EWR Newark - TRS Trieste Ronchi dei Legionari

EWRTRS

Newark

Wed 10/14

3:45 pm-3:00 pm

2 stops17h 15m

Trieste Ronchi dei Legionari

Tue 10/27

3:15 pm-4:20 pm

2 stops30h 05m

$839

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Wed 12/2

10:00 pm-6:30 pm

2 stops14h 30m

Trieste Ronchi dei Legionari

Sun 12/6

3:15 pm-8:05 pm

2 stops34h 50m

$853

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Sun 11/1

4:40 pm-6:30 pm

1 stop19h 50m

Trieste Ronchi dei Legionari

Wed 11/18

6:35 am-2:15 pm

1 stop13h 40m

$854

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Mon 9/21

10:05 pm-10:55 pm

2 stops18h 50m

Trieste Ronchi dei Legionari

Tue 10/6

7:15 pm-8:05 pm

2 stops30h 50m

$860
Quickest round-trip

New YorkTrieste

JFK New York John F Kennedy Intl - TRS Trieste Ronchi dei Legionari

JFKTRS

New York John F Kennedy Intl

Sat 10/10

9:10 pm-2:30 pm

1 stop11h 20m

Trieste Ronchi dei Legionari

Sat 10/17

6:35 am-1:15 pm

1 stop12h 40m

$863

NewarkTrieste

EWR Newark - TRS Trieste Ronchi dei Legionari

EWRTRS

Newark

Fri 10/30

1:10 am-6:30 pm

2 stops36h 20m

Trieste Ronchi dei Legionari

Sun 11/15

3:15 pm-3:20 pm

2 stops54h 05m

$890

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/23

Showing 1-10 of 52 resultsSorted by cheapest first
1
2
3
...
6

Compare providers for flights to Trieste

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals to Trieste in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*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: Out of all of the providers offering Trieste flight deals, Cheapflights users have found Ovago to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on Trieste flight deals on Cheapflights and Ovago. This is based on searches made for Trieste flights over the past month.
  • Most trusted provider: Ovago is the most trusted provider by Cheapflights users offering Trieste flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), Ovago has received the most positive sentiment from Cheapflights users searching for flights to Trieste. This is based on data collected from Cheapflights searches made over the past month.

Best time to book a flight to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight to Trieste

How long is the flight to Trieste?

On average, a flight from New York to Trieste takes 12 hours 41 minutes. Flights to Trieste from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Trieste?

The most popular airline flying from New York to Trieste is ITA Airways.

ITA Airways
ITA Airways
From $481
Lufthansa
Lufthansa
From $499

What are the cheapest airlines that fly to Trieste?

The cheapest airline flying from New York to Trieste is ITA Airways.

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

See what other customers who have flown with ITA Airways to Italy have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ITA Airways
6.7
Okay
1,327 reviews

Entertainment

6.3

Food

6.1

Overall

6.7

Boarding

6.9

Comfort

6.7

Crew

7.4

Reviews

1 / 20
10.0
Excellent

Sheryl,May 2025

JFK - IAD

The Delta flight was excellent. The only downside was that there was no wireless, but since the flight was so short, it wasn’t a big deal.
ITA Airways
6.7
Okay
1,327 reviews
ITA Airways
6.7
Okay
1,327 reviews

Entertainment

6.3

Food

6.1

Overall

6.7

Boarding

6.9

Comfort

6.7

Crew

7.4

Reviews

1 / 20
10.0
Excellent

Sheryl,May 2025

JFK - IAD

The Delta flight was excellent. The only downside was that there was no wireless, but since the flight was so short, it wasn’t a big deal.

FAQs about flying to Trieste

  • What airport do you fly into for flights to Trieste?

    Trieste Ronchi dei Legionari (TRS), located 18.2 mi from the city center, is the airport you fly into when you book flights to Trieste.

  • Can I find cheaper flights to Trieste if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Trieste on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Trieste?

    Based on reviews from Cheapflights users, ITA Airways is rated the highest out of the airlines that fly to Trieste.

  • What is the cheapest airport to fly to in Trieste?

    Trieste Ronchi dei Legionari is currently the cheapest airport to fly to in Trieste. One-way flights to Trieste Ronchi dei Legionari typically cost $29, while round-trip flights cost around $42.

  • How much is a round-trip flight to Trieste?

    A round-trip flight to Trieste will typically cost around $119, however they can be found for as little as $42.

  • Where does the fastest flight to Trieste depart from?

    For those looking to save time traveling to Trieste, New York offers the quickest one-way flight (10 hours 50 minutes).

  • Does Trieste Ronchi dei Legionari have rental cars?

    Yes. Those touching down at Trieste Ronchi dei Legionari can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Trieste Ronchi dei Legionari?

    Yes. Trieste Ronchi dei Legionari has hotels nearby for those requiring accommodations. Societa Agricola La Staccionata is the closest property to Trieste Ronchi dei Legionari (0.0 mi away from Trieste Ronchi dei Legionari).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Search flights to Trieste by cabin class

First class flights to Trieste
Business class flights to Trieste
Prem Economy class flights to Trieste
Economy class flights to Trieste

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.