HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trieste

$59+ Cheap flights from Fiumicino (FCO) to Trieste (TRS)

FCO — TRS
Oct 18 — Oct 251
Sun 10/18
Sun 10/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Leonardo da Vinci/Fiumicino 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 Leonardo da Vinci/Fiumicino to Trieste

Cheapest flights from Leonardo da Vinci/Fiumicino to Trieste

Thu 10/295:55 am -
1 stop4h 00m
Thu 11/56:25 pm -
1 stop13h 20m
Deal found 9/14$83
Mon 11/29:20 pm -
1 stop12h 30m
Thu 11/56:25 pm -
1 stop13h 20m
Deal found 9/14$102
Thu 10/227:25 pm -
1 stop3h 45m
Mon 10/268:05 am -
1 stop12h 35m
Deal found 9/14$104
Mon 10/125:45 am -
1 stop8h 55m
Fri 10/169:30 am -
1 stop6h 50m
Deal found 9/16$110
Sun 11/291:20 pm -
Nonstop1h 10m
Mon 11/303:15 pm -
Nonstop1h 10m
Deal found 9/16$120

Find flight deals from Leonardo da Vinci/Fiumicino to Trieste

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$83
(Mytrip)

One-way from

$59
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$235

Good round-trip deal

$258 or less

Good one-way deal

$215 or less
Provider with most accurate pricing for Rome Fiumicino-Trieste Ronchi dei Legionari flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rome Fiumicino-Trieste Ronchi dei Legionari flights.
Search Deals
From Rome Fiumicino to Trieste Ronchi dei Legionari
Search Deals
One-way flight from Rome Fiumicino to Trieste Ronchi dei Legionari
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals
Price to beat on a round-trip flight from Rome Fiumicino to Trieste Ronchi dei Legionari.
Search Deals
Price to beat on a one-way flight from Rome Fiumicino to Trieste Ronchi dei Legionari.
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Tue 12/22

9:15 am-10:25 am

Nonstop1h 10m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$63

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Sun 11/22

1:20 pm-2:30 pm

Nonstop1h 10m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$71

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Wed 12/23

7:25 am-4:00 pm

1 stop8h 35m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$86

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Sat 12/26

8:20 am-12:30 pm

1 stop4h 10m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$86

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Mon 9/28

8:20 am-3:00 pm

1 stop6h 40m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$94

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Tue 12/22

8:20 am-4:55 pm

1 stop8h 35m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$102

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Fri 12/4

9:15 am-10:25 am

Nonstop1h 10m

Trieste Ronchi dei Legionari

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$104

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Thu 10/22

8:00 am-6:45 pm

1 stop10h 45m

Trieste Ronchi dei Legionari

Mon 10/26

8:05 am-8:40 pm

1 stop12h 35m

$105

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Thu 10/29

5:45 am-5:50 pm

2 stops12h 05m

Trieste Ronchi dei Legionari

Thu 11/5

6:25 pm-7:45 am

1 stop13h 20m

$105

RomeTrieste

FCO Rome Fiumicino - TRS Trieste Ronchi dei Legionari

FCOTRS

Rome Fiumicino

Thu 11/5

8:25 am-5:50 pm

1 stop9h 25m

Trieste Ronchi dei Legionari

Sun 11/8

9:55 am-11:35 pm

1 stop13h 40m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Leonardo da Vinci/Fiumicino to Trieste

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Leonardo da Vinci/Fiumicino to Trieste in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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: When it comes to deals on Rome Fiumicino Airport-Trieste flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rome Fiumicino Airport-Trieste flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rome Fiumicino Airport-Trieste flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rome Fiumicino Airport-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 Rome Fiumicino Airport-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 Leonardo da Vinci/Fiumicino to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Leonardo da Vinci/Fiumicino with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Rome Fiumicino Airport to Trieste

What is the cheapest month to book a flight from Rome Fiumicino Airport to Trieste?

Currently, October is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Trieste (average of $106). Flying from Rome Fiumicino Airport to Trieste in January is currently the most expensive (average of $559). 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.

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

When flying from Rome Fiumicino Airport to Trieste, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 53% versus a flight in the evening.

How much does it cost to fly round-trip from Rome Fiumicino Airport to Trieste?

Airfare is below average for this route at the moment.

Rome Fiumicino Airport to Trieste flights typically cost between $143 and $326 in October.
The cheapest round-trip price found within the last 5 days was $83 on Multiple Airlines (Oct 29-Nov 5).

Reviews of airlines servicing Trieste

Peruse reviews from past customers who have flown with ITA Airways from Rome Fiumicino Airport to Trieste to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ITA Airways
6.7
Okay
1,360 reviews

Overall

6.7

Food

6.1

Boarding

6.9

Entertainment

6.3

Comfort

6.7

Crew

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2026

FCO - BOS

I loved the service and the staff. What would have been better if the plane was attached to the terminal instead to take the bus to reach it. The captain was wonderful, he kept us up to date. Thanks to everyone. I am looking forward to travel with ITA in the future. Giuseppina Chiappinelli
ITA Airways
6.7
Okay
1,360 reviews
ITA Airways
6.7
Okay
1,360 reviews

Overall

6.7

Food

6.1

Boarding

6.9

Entertainment

6.3

Comfort

6.7

Crew

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2026

FCO - BOS

I loved the service and the staff. What would have been better if the plane was attached to the terminal instead to take the bus to reach it. The captain was wonderful, he kept us up to date. Thanks to everyone. I am looking forward to travel with ITA in the future. Giuseppina Chiappinelli

Related info for your journey

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

    Most people fly into Trieste Ronchi dei Legionari (TRS) if they book a flight to Trieste from Rome Fiumicino. On average, Ronchi dei Legionari has 31 inbound flights from Rome Fiumicino per day from 1 airline. Trieste Ronchi dei Legionari is conveniently located just 18.2 mi from Trieste’s city center.

  • How long is the flight from Rome Fiumicino Airport to Trieste?

    Departing from Rome Fiumicino Airport to Trieste will take you 1h 10m. The distance between Rome Fiumicino Airport and Trieste is about 285 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from Rome Fiumicino Airport to Trieste round-trip?

    Currently priced at $130, ITA Airways will fly you from Rome Fiumicino Airport to Trieste and back. In addition to ITA Airways, many other airlines offer competitively priced options for your trip. You may be able to fly from Rome Fiumicino Airport to Trieste for 49% less than the average price by searching for this airline.

  • What are the most reliable airlines from Rome Fiumicino Airport to Trieste?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Rome Fiumicino Airport to Trieste on time: KM Malta Airlines (67%), United Airlines (64%), Icelandair (63%).

  • What are the cheapest flights from Rome Fiumicino Airport to Trieste?

    While on average a flight from Rome Fiumicino Airport to Trieste is generally $319, our data shows the cheapest flight currently is $146. When looking at the most popular route, (Rome Fiumicino - Trieste Ronchi dei Legionari), you can expect to pay $98 for that flight.

  • Can I find deals for flights from Leonardo da Vinci/Fiumicino to Trieste that include hotel bookings?

    Yes. In addition to deals on Leonardo da Vinci/Fiumicino to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Leonardo da Vinci/Fiumicino to Trieste?

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

  • Can I find deals for business class flights from Leonardo da Vinci/Fiumicino to Trieste?

    Yes. Cheapflights offers flight deals from Leonardo da Vinci/Fiumicino 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 Rome Fiumicino Airport to Trieste?

    Currently, October is the cheapest month in which you can book a flight from Rome Fiumicino Airport to Trieste (average of $106). Flying from Rome Fiumicino Airport to Trieste in January is currently the most expensive (average of $559). 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

Alternative routes for Leonardo da Vinci/Fiumicino to Trieste

Leonardo da Vinci/Fiumicino to Vicenza flights

Top airline flying from Leonardo da Vinci/Fiumicino to Trieste

AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$130Average$208FlexibilityNo cancel feeOn-time81%

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.