Which airlines fly to Trieste?

Aer Lingus, Lufthansa and KLM are the top three most popular airlines that fly to Trieste from Ireland according to our data. Aer Lingus is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Trieste. Keep in mind that there are 3 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

How many flights depart from Ireland to Trieste on average per week?

As of August 2025, 1 flights take off from Ireland and land in Trieste each week. The most common flight departure day for this route is Tue, with 100% of weekly flights taking off on this day.

What is the cheapest airline that flies from Ireland to Trieste Ronchi dei Legionari?

Ryanair is the most popular carrier operating from Ireland to Trieste Ronchi dei Legionari

How long does it take to fly to Trieste?

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Trieste, then you can expect flight times to average 2h 30m and 2h 40m, respectively.

When did momondo last update prices for flights from Ireland to Trieste Ronchi dei Legionari Airport?

Prices for flights from Ireland to Trieste Ronchi dei Legionari Airport are updated daily.

How many operators does momondo search for flights from Ireland to Trieste Ronchi dei Legionari Airport?

As of August 2025, there is 1 operator available to choose from for flights from Ireland to Trieste Ronchi dei Legionari Airport.

How old do you have to be to fly from Ireland to Trieste Ronchi dei Legionari Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Trieste Ronchi dei Legionari Airport.

What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

€32 Cheap Flights from Ireland to Trieste in 2025

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Find the cheapest flights from Ireland to Trieste

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One-way

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Recent return flight deals from Ireland to Trieste

17:45 - 21:25DUB-TRS

2h 40mdirect

06:00 - 13:35TRS-DUB

8h 35m1 stop

€117Ryanair

Find Deal

Tue, 23 Sep - Tue, 30 Sep

06:25 - 15:20DUB-TRS

7h 55m1 stop

06:00 - 16:05TRS-DUB

11h 05m1 stop

€133Ryanair

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Sun, 7 Sep - Tue, 16 Sep

17:45 - 21:25DUB-TRS

2h 40mdirect

11:30 - 21:55TRS-DUB

11h 25m2 stops

€137

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Tue, 23 Sep - Tue, 30 Sep

13:05 - 22:50DUB-TRS

8h 45m1 stop

18:10 - 00:15TRS-DUB

7h 05m1 stop

€139Ryanair

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Thu, 9 Oct - Thu, 16 Oct

07:50 - 11:30DUB-TRS

2h 40mdirect

09:45 - 20:00TRS-DUB

11h 15m1 stop

€142Ryanair

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Sat, 4 Oct - Sun, 5 Oct

07:50 - 11:30DUB-TRS

2h 40mdirect

06:15 - 15:25TRS-DUB

10h 10m2 stops

€144

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Sat, 4 Oct - Sun, 5 Oct

09:00 - 22:35DUB-TRS

12h 35m1 stop

14:45 - 22:15TRS-DUB

8h 30m1 stop

€155Lufthansa

Find Deal

Thu, 25 Sep - Mon, 29 Sep

05:55 - 22:25DUB-TRS

15h 30m1 stop

06:30 - 16:55TRS-DUB

11h 25m1 stop

€157Lufthansa

Find Deal

Fri, 3 Oct - Sun, 5 Oct

05:55 - 22:55DUB-TRS

16h 00m2 stops

19:25 - 22:15TRS-DUB

27h 50m2 stops

€244ITA Airways

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Thu, 25 Sep - Thu, 2 Oct

05:55 - 22:55DUB-TRS

16h 00m2 stops

11:15 - 12:10TRS-DUB

25h 55m2 stops

€265ITA Airways

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Thu, 25 Sep - Mon, 29 Sep

ITA Airways flights from Ireland to Trieste

Our best ITA Airways deals on Ireland to Trieste flight tickets

ITA Airways

25 Sept

DUB05:55Dublin

16h 00m

2 stops

TRS22:55Trieste Ronchi dei Legionari

2 Oct

TRS19:25Trieste Ronchi dei Legionari

27h 50m

2 stops

DUB22:15Dublin

€244

Find similar

ITA Airways

25 Sept

DUB05:55Dublin

16h 00m

2 stops

TRS22:55Trieste Ronchi dei Legionari

29 Sept

TRS11:15Trieste Ronchi dei Legionari

25h 55m

2 stops

DUB12:10Dublin

€265

Find similar

ITA Airways

17 Sept

DUB05:55Dublin

16h 00m

2 stops

TRS22:55Trieste Ronchi dei Legionari

21 Sept

TRS19:15Trieste Ronchi dei Legionari

41h 55m

2 stops

DUB12:10Dublin

€291

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Ryanair flights from Ireland to Trieste

Our best Ryanair deals on Ireland to Trieste flight tickets

Ryanair

23 Sept

DUB17:45Dublin

2h 40m

TRS21:25Trieste Ronchi dei Legionari

30 Sept

TRS06:00Trieste Ronchi dei Legionari

8h 35m

1 stop

DUB13:35Dublin

€117

Find similar

Ryanair

7 Sept

DUB06:25Dublin

7h 55m

1 stop

TRS15:20Trieste Ronchi dei Legionari

16 Sept

TRS06:00Trieste Ronchi dei Legionari

11h 05m

1 stop

DUB16:05Dublin

€133

Find similar

Ryanair

9 Oct

DUB13:05Dublin

8h 45m

1 stop

TRS22:50Trieste Ronchi dei Legionari

16 Oct

TRS18:10Trieste Ronchi dei Legionari

7h 05m

1 stop

DUB00:15Dublin

€139

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Fly from

Fly to

Route

Depart

Return

Price

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Tue 23/9

17:45-21:25

Nonstop2h 40m

Trieste Ronchi dei Legionari

Tue 30/9

06:00-13:35

1 stop8h 35m

€117

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Sun 7/9

06:25-15:20

1 stop7h 55m

Trieste Ronchi dei Legionari

Tue 16/9

06:00-16:05

1 stop11h 05m

€133

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Tue 23/9

17:45-21:25

Nonstop2h 40m

Trieste Ronchi dei Legionari

Tue 30/9

11:30-21:55

2 stops11h 25m

€137

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Thu 9/10

13:05-22:50

1 stop8h 45m

Trieste Ronchi dei Legionari

Thu 16/10

18:10-00:15

1 stop7h 05m

€139

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Sat 4/10

07:50-11:30

Nonstop2h 40m

Trieste Ronchi dei Legionari

Sun 5/10

09:45-20:00

1 stop11h 15m

€142

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Sat 4/10

07:50-11:30

Nonstop2h 40m

Trieste Ronchi dei Legionari

Sun 5/10

06:15-15:25

2 stops10h 10m

€144

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Thu 25/9

09:00-22:35

1 stop12h 35m

Trieste Ronchi dei Legionari

Mon 29/9

14:45-22:15

1 stop8h 30m

€155

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Fri 3/10

05:55-22:25

1 stop15h 30m

Trieste Ronchi dei Legionari

Sun 5/10

06:30-16:55

1 stop11h 25m

€157

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Thu 25/9

05:55-22:55

2 stops16h 00m

Trieste Ronchi dei Legionari

Thu 2/10

19:25-22:15

2 stops27h 50m

€244

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Thu 25/9

05:55-22:55

2 stops16h 00m

Trieste Ronchi dei Legionari

Mon 29/9

11:15-12:10

2 stops25h 55m

€265

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How to get the cheapest flight ticket from Ireland to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Trieste?

The cheapest day to depart on your flight to Trieste is on a Tuesday when prices can be found for as low as €275. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €356.

Cheap Ireland to Trieste flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Trieste

Fastest flight time	2h 40m
Direct flights	Mon, Wed, Sat and Sun
Airports in Trieste	1 airport

The fastest flight from Ireland to Trieste takes 2h 40m

Direct flights go from Ireland to Trieste on Monday, Wednesday, Saturday and Sunday. There are no airlines offering direct flights..

There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)

Search flight deals

When did momondo last update prices for flights from Ireland to Trieste Ronchi dei Legionari Airport?
Prices for flights from Ireland to Trieste Ronchi dei Legionari Airport are updated daily.
How many operators does momondo search for flights from Ireland to Trieste Ronchi dei Legionari Airport?
As of August 2025, there is 1 operator available to choose from for flights from Ireland to Trieste Ronchi dei Legionari Airport.
How old do you have to be to fly from Ireland to Trieste Ronchi dei Legionari Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Ireland to Trieste?
Based on momondo bookings for flights between Ireland and Trieste, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 60.00% of the total bookings. Other popular models include Boeing 737 MAX 8 with 20.00% and Airbus A320-100/200 with 20.00%.

Best airlines flying from Ireland to Trieste

Compare and see reviews for airlines that fly from Ireland to Trieste with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom €163	Free Cancellation	Rating 6.8 7,359 reviews		Search Lufthansa flights

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Why should I use momondo to find a flight deal from Ireland to Trieste?

Finding the right flight to Trieste from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Trieste quick and easy, saving you time and money.

Can I find flights from Ireland to Trieste with flexible booking policies on momondo?

All flight searches from Ireland to Trieste on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to Trieste?

momondo provides multiple filters to help you find the best flight to Trieste from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to Trieste right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ireland to Trieste flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Ireland to Trieste from €32

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Trieste departing on 26/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from Ireland to Trieste

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ITA Airways flights from Ireland to Trieste

Our best ITA Airways deals on Ireland to Trieste flight tickets

Ryanair flights from Ireland to Trieste

Our best Ryanair deals on Ireland to Trieste flight tickets

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How to get the cheapest flight ticket from Ireland to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Trieste?

What is the cheapest airline that flies from Ireland to Trieste Ronchi dei Legionari?

Ryanair is the most popular carrier operating from Ireland to Trieste Ronchi dei Legionari

Which airlines fly to Trieste?

How many flights depart from Ireland to Trieste on average per week?

As of August 2025, 1 flights take off from Ireland and land in Trieste each week. The most common flight departure day for this route is Tue, with 100% of weekly flights taking off on this day.

How long does it take to fly to Trieste?

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Trieste, then you can expect flight times to average 2h 30m and 2h 40m, respectively.

Cheap Ireland to Trieste flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Trieste

Fastest flight time

Direct flights

Airports in Trieste

When did momondo last update prices for flights from Ireland to Trieste Ronchi dei Legionari Airport?

How many operators does momondo search for flights from Ireland to Trieste Ronchi dei Legionari Airport?

How old do you have to be to fly from Ireland to Trieste Ronchi dei Legionari Airport?

What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

What is the most popular plane model from Ireland to Trieste?

Best airlines flying from Ireland to Trieste

Compare and see reviews for airlines that fly from Ireland to Trieste with momondo

Travelling to a place near Trieste?

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Trieste?

Can I find flights from Ireland to Trieste with flexible booking policies on momondo?

How can momondo help me find flights from Ireland to Trieste?

I’m not ready to book a flight from Ireland to Trieste right now. Can momondo alert me if prices change?

An easier way to manage your Trieste trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Italy

Fly your favourite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo