Cheap flights from Dublin to Trieste

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Flight deals from Dublin to Trieste

Looking for a cheap last-minute deal or the best round-trip flight from Dublin to Trieste? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Dublin to Trieste

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Trieste flights are currently cheapest in October.

Direct flights from Dublin to Trieste

Dublin to Trieste: Alternative routes

Compare routes from Dublin to Trieste below. You may find an airport to fly into that's cheaper, faster, or easier than Trieste.

Dublin to Trieste: Flight information

The things to know before you go.
Cheapest flight foundC$97
Cheapest month to flySeptember
Average flight time2 hrs, 40 mins
Most popular airlineRyanair
Average flights per week3

Finding cheap flights from Dublin to Trieste: Frequently asked questions

The best price we found for a round-trip flight from Dublin to Trieste is C$97. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 40 minutes is the average flight time from Dublin to Trieste.
Ryanair and Malta Air fly direct from Dublin to Trieste.
There are 3 flights per week flying from Dublin to Trieste, as of June 2025.
The cheapest month to fly from Dublin to Trieste is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Trieste Airport on Tuesday, September 30, 2025.
Yes – the average flight time is 2 hours and 40 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Trieste but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Trieste is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Trieste.

Flying from Dublin Airport (DUB) to Trieste - Friuli Venezia Giulia Airport (TRS): what you need to know

  • Around 2 hours 40 minutes is how long you can expect to be in the air on a direct flight from Dublin Airport to Trieste - Friuli Venezia Giulia Airport.

  • Trieste is one hour ahead of Dublin and is in the UTC+1 timezone.

  • Give yourself plenty of time to catch your DUB to TRS flight. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak month like August? Public holidays and other popular seasons can lead to longer lines at security. Play it safe and get there up to four hours ahead of international flights and two hours before domestic departures.

  • Ryanair is your gateway to discovering Trieste (and perhaps some other great parts of Italy!). Check out the direct flights from Dublin Airport to Trieste - Friuli Venezia Giulia Airport offered by this airline.

  • Ryanair tops the list for bookings on this route.

  • Ryanair is the most punctual carrier that operates DUB to TRS flights. An impressive 94.44% of its departures on this route arrive without delay.

  • Consider adding a stopover when booking your ticket from Dublin Airport to Trieste - Friuli Venezia Giulia Airport. Simply uncheck 'Direct flights only' to break up your journey, or enjoy a detour to a new and interesting place. Here's where you can stop between DUB and TRS:

    • Stansted Airport

    • Leonardo da Vinci-Fiumicino Airport

    • Barcelona-El Prat Airport

How to find the cheapest flights from Dublin Airport (DUB) to Trieste - Friuli Venezia Giulia Airport (TRS)

  • C$47 is currently the best price for a one-way Dublin Airport to Trieste - Friuli Venezia Giulia Airport flight. A return flight starts from C$97. These prices may change depending on availability and demand.

  • To get cheap tickets from DUB to TRS, book your trip five months before your departure.

  • Schedule your trip for April. That's the cheapest month for flights from Dublin Airport to Trieste - Friuli Venezia Giulia Airport. If you're flexible on when you fly, use the 'Whole month' tool to see the lowest airfare across every month.

  • Landing cheap flights from DUB to TRS is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when fares go down.

  • Discover the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Dublin Airport to Trieste - Friuli Venezia Giulia Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Dublin Airport (DUB)

  • Of the departures from Dublin Airport, 72.87% touch down on time at their destination.

  • To get to Dublin Airport from central Dublin, it'll take about 30 minutes if you're planning to drive. This depends on traffic, however. It's approximately 21 kilometres from the airport to the city centre.

  • The trip on public transport takes about 2 hours 10 minutes.

  • Booked an early flight from Dublin Airport to Trieste - Friuli Venezia Giulia Airport? Avoid the hassle of rushing to the airport (and sneak in some extra snooze time) by picking one of these stays close to DUB:

Arriving at Trieste - Friuli Venezia Giulia Airport (TRS)

  • If you're coming in on a late Dublin Airport to Trieste - Friuli Venezia Giulia Airport flight, few things beat the convenience of being close to the terminal. Grab your suitcases from the carousel and then be showered and snoozing soon after at one of these options near TRS:

  • Hit the road running by picking up a Trieste - Friuli Venezia Giulia Airport rental car. Grab a set of wheels from Sicily by Car, Drivalia or Maggiore and explore beyond Trieste's main sights.

  • For the best deal, reserve your ride from Trieste - Friuli Venezia Giulia Airport about three weeks before travelling.

Getting from Trieste - Friuli Venezia Giulia Airport (TRS) to central Trieste

  • Trieste - Friuli Venezia Giulia Airport is approximately 40 kilometres from the centre of Trieste. The drive time takes about 40 minutes.

  • If you're using public transport, expect a journey of around 55 minutes.

When to fly to Trieste - Friuli Venezia Giulia Airport (TRS)

  • July is the busiest month for flights from Dublin Airport to Trieste - Friuli Venezia Giulia Airport. To escape the crowds, visit Trieste in April.

  • When booking your flight from Dublin Airport to Trieste - Friuli Venezia Giulia Airport, consider the type of weather you enjoy. August is the warmest month in Trieste, with temperatures ranging from 17ºC (63ºF) to 30ºC (86ºF).

  • If you like cooler conditions, search for a cheap ticket from DUB to TRS in January. Temperatures average between 0ºC (32ºF) and 9ºC (48ºF) then.

Explore more of Italy

  • You've seen Trieste, now it's time to explore other parts of Italy. Travel around 434 kilometres south to Rome to check off its leading attractions. From Colosseum to World’s smallest country Vatican City tour - City of Rome Capital, Italy (Self-Guided free walking tour) by FreeGuides.com and Trevi Fountain, you'll have a packed itinerary ahead.

  • Milan is another well-known destination in Italy and is around 354 kilometres west of Trieste. No journey is complete without seeing Grande Museo del Duomo di Milano, Milan Cathedral and The Last Supper Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.