HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trieste

$1,196+ Cheap flights from Pittsburgh (PIT) 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — TRS
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pittsburgh 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.

Cheap flight deals from Pittsburgh to Trieste

Cheapest flights from Pittsburgh to Trieste
Explore the most affordable flight options available from Pittsburgh to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:20 am
PIT
-
TRS
2 stops22h 05m
United Airlines
Wed 9/306:35 am
TRS
-
PIT
2 stops38h 18m
United Airlines
Deal found 2/10$1,196
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:20 am
PIT
-
TRS
2 stops22h 05m
United Airlines
Tue 10/66:35 am
TRS
-
PIT
2 stops17h 54m
United Airlines
Deal found 2/11$1,203
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:51 am
PIT
-
TRS
2 stops19h 34m
United Airlines
Sun 3/16:35 am
TRS
-
PIT
2 stops20h 19m
United Airlines
Deal found 2/9$3,398

Find flight deals from Pittsburgh to Trieste

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$3,398
(United Airlines)
Provider with most accurate pricing for Pittsburgh-Trieste Ronchi dei Legionari flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Trieste Ronchi dei Legionari flights.
Search Deals
From Pittsburgh to Trieste Ronchi dei Legionari
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 February 13, 2026.
Use the filters below to find and compare flights from Pittsburgh to Trieste that are best for you.

Fly from

Pittsburgh

Fly to

Trieste

Route

Depart

Return

Price

PittsburghTrieste

PIT - TRS

PITTRS

Pittsburgh

Wed 2/25

8:51 am-10:25 am

2 stops19h 34m

Trieste Ronchi dei Legionari

Sun 3/1

6:35 am-8:54 pm

2 stops20h 19m

$3,398

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Compare providers for flights from Pittsburgh 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 Pittsburgh to Trieste in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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: When it comes to deals on Pittsburgh-Trieste flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Trieste flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Trieste flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-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 Pittsburgh-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 Pittsburgh to Trieste

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

What is the cheapest month to book a flight from Pittsburgh to Trieste?

Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Trieste (average of $474). Flying from Pittsburgh to Trieste in June is currently the most expensive (average of $1,022). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh 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 Pittsburgh to Trieste?

    There are many flights that can get you from Pittsburgh to Trieste in 19h 34m. Fly via United Airlines to get the fastest option. The distance from Pittsburgh to Trieste is about 4450 mi.

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

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

  • How can I find direct flights from Pittsburgh to Trieste?

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh 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.

  • What is the cheapest month to book a flight from Pittsburgh to Trieste?

    Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Trieste (average of $474). Flying from Pittsburgh to Trieste in June is currently the most expensive (average of $1,022). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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.
Site
Cookie settings©2026 Cheapflights