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

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

Which airlines fly to Trieste?

Ryanair, Aer Lingus and KLM are the top three most popular airlines that fly to Trieste from Dublin according to our data. Ryanair is the first choice among our users, with 63% 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.

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

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

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

The number of operators available for flights from Dublin Airport to Trieste Ronchi dei Legionari Airport is 1 as of August 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to Trieste Ronchi dei Legionari Airport.

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

The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€21 Cheap Flights from Dublin to Trieste in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Dublin to Trieste

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Enter your travel dates to find the best prices.

06:20 - 10:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

10:45 - 12:35TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€53Ryanair

Fri, 6 Nov - Mon, 9 Nov

12:20 - 16:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€66Ryanair

Thu, 1 Oct - Sun, 11 Oct

06:20 - 10:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

10:25 - 12:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€67Ryanair

Fri, 30 Oct - Fri, 6 Nov

12:20 - 16:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

16:25 - 18:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€69Ryanair

Thu, 1 Oct - Thu, 15 Oct

12:20 - 16:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€74Ryanair

Thu, 1 Oct - Sun, 11 Oct

21:55 - 10:50DUB Dublin-TRS Trieste Ronchi dei Legionari

11h 55m1 stop London Stansted

10:45 - 12:35TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€87Ryanair

Fri, 6 Nov - Mon, 9 Nov

12:20 - 16:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€88Ryanair

Thu, 8 Oct - Sun, 11 Oct

12:20 - 16:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

16:25 - 18:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€89Ryanair

Thu, 10 Sep - Thu, 17 Sep

18:00 - 08:55DUB Dublin-TRS Trieste Ronchi dei Legionari

13h 55m2 stops Verona Tirana Rinas

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€104Multiple Airlines

Thu, 8 Oct - Sun, 11 Oct

18:00 - 08:55DUB Dublin-TRS Trieste Ronchi dei Legionari

13h 55m2 stops Verona Tirana Rinas

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€106Multiple Airlines

Thu, 8 Oct - Sun, 11 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:20 - 16:00DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€133Ryanair

Thu, 3 Sep - Sun, 6 Sep

06:25 - 23:50DUB Dublin-TRS Trieste Ronchi dei Legionari

16h 25m1 stop London Gatwick

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€134Ryanair

Thu, 3 Sep - Sun, 6 Sep

09:20 - 23:50DUB Dublin-TRS Trieste Ronchi dei Legionari

13h 30m2 stops Milltown (Kerry) London Stansted

09:30 - 11:20TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€158Ryanair

Thu, 3 Sep - Sun, 6 Sep

09:20 - 23:50DUB Dublin-TRS Trieste Ronchi dei Legionari

13h 30m2 stops Milltown (Kerry) London Stansted

15:55 - 00:30TRS Trieste Ronchi dei Legionari-DUB Dublin

9h 35m1 stop Bari Palese

€170Ryanair

Thu, 3 Sep - Sun, 6 Sep

19:30 - 23:05DUB Dublin-TRS Trieste Ronchi dei Legionari

26h 35m1 stop Krakow J. Paul II Balice

16:25 - 18:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€181Ryanair

Sun, 30 Aug - Thu, 3 Sep

09:20 - 23:50DUB Dublin-TRS Trieste Ronchi dei Legionari

13h 30m2 stops Milltown (Kerry) London Stansted

19:45 - 07:30TRS Trieste Ronchi dei Legionari-DUB Dublin

12h 45m2 stops Palermo Punta Raisi Barcelona-El Prat

€184Multiple Airlines

Thu, 3 Sep - Sun, 6 Sep

06:15 - 22:55DUB Dublin-TRS Trieste Ronchi dei Legionari

15h 40m3 stops Glasgow Intl Naples Rome Fiumicino

16:25 - 18:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€283Multiple Airlines

Sun, 30 Aug - Thu, 3 Sep

11:45 - 15:25DUB Dublin-TRS Trieste Ronchi dei Legionari

2h 40mdirect

16:25 - 18:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€294Ryanair

Sun, 30 Aug - Thu, 3 Sep

19:45 - 12:30DUB Dublin-TRS Trieste Ronchi dei Legionari

15h 45m2 stops Warsaw Modlin Luqa Malta Intl

16:25 - 18:15TRS Trieste Ronchi dei Legionari-DUB Dublin

2h 50mdirect

€300Multiple Airlines

Sun, 30 Aug - Thu, 3 Sep

19:15 - 21:15DUB Dublin-TRS Trieste Ronchi dei Legionari

25h 00m2 stops Paris Charles de Gaulle Milan Linate

18:00 - 08:15TRS Trieste Ronchi dei Legionari-DUB Dublin

15h 15m2 stops Milan Linate Paris Charles de Gaulle

€491Multiple Airlines

Sun, 30 Aug - Thu, 3 Sep

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Ryanair flights from Dublin to Trieste

Our best Ryanair deals on Dublin to Trieste flight tickets

Ryanair

6 Nov

DUB06:20Dublin

2h 40m

TRS10:00Trieste Ronchi dei Legionari

9 Nov

TRS10:45Trieste Ronchi dei Legionari

2h 50m

DUB12:35Dublin

€53

Ryanair

1 Oct

DUB12:20Dublin

2h 40m

TRS16:00Trieste Ronchi dei Legionari

11 Oct

TRS09:30Trieste Ronchi dei Legionari

2h 50m

DUB11:20Dublin

€66

Ryanair

30 Oct

DUB06:20Dublin

2h 40m

TRS10:00Trieste Ronchi dei Legionari

6 Nov

TRS10:25Trieste Ronchi dei Legionari

2h 50m

DUB12:15Dublin

€67

ITA Airways flights from Dublin to Trieste

Our best ITA Airways deals on Dublin to Trieste flight tickets

ITA Airways

10 Sept

DUB06:00Dublin

35h 30m

2 stops

TRS18:30Trieste Ronchi dei Legionari

17 Sept

TRS15:15Trieste Ronchi dei Legionari

32h 00m

2 stops

DUB22:15Dublin

€538

ITA Airways

10 Sept

DUB06:00Dublin

15h 55m

2 stops

TRS22:55Trieste Ronchi dei Legionari

17 Sept

TRS19:15Trieste Ronchi dei Legionari

28h 00m

2 stops

DUB22:15Dublin

€628

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Fri 6/11

06:20-10:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Mon 9/11

10:45-12:35

Nonstop2h 50m

€53

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 1/10

12:20-16:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Sun 11/10

09:30-11:20

Nonstop2h 50m

€66

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Fri 30/10

06:20-10:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Fri 6/11

10:25-12:15

Nonstop2h 50m

€67

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 1/10

12:20-16:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Thu 15/10

16:25-18:15

Nonstop2h 50m

€69

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 1/10

12:20-16:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Sun 11/10

09:30-11:20

Nonstop2h 50m

€74

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Fri 6/11

21:55-10:50

1 stop11h 55m

Trieste Ronchi dei Legionari

Mon 9/11

10:45-12:35

Nonstop2h 50m

€87

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 8/10

12:20-16:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Sun 11/10

09:30-11:20

Nonstop2h 50m

€88

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 10/9

12:20-16:00

Nonstop2h 40m

Trieste Ronchi dei Legionari

Thu 17/9

16:25-18:15

Nonstop2h 50m

€89

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 8/10

18:00-08:55

2 stops13h 55m

Trieste Ronchi dei Legionari

Sun 11/10

09:30-11:20

Nonstop2h 50m

€104

DublinTrieste

DUB Dublin - TRS Trieste Ronchi dei Legionari

DUBTRS

Dublin

Thu 8/10

18:00-08:55

2 stops13h 55m

Trieste Ronchi dei Legionari

Sun 11/10

09:30-11:20

Nonstop2h 50m

€106

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dublin 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

What is the cheapest month to fly to Trieste?

The month of November is another great option to travel to Trieste, with average flight prices from Dublin averaging around €59.

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 Friday when prices can be found for as low as €61. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €109.

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

Our most recent data shows that the best time of day to fly to Trieste is in the afternoon. Flights from Dublin to Trieste during this time can be as low as €61. Try not to purchase tickets in the morning because they tend to be around €109. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Dublin to Trieste Ronchi dei Legionari flight route?

Fly from Dublin to Trieste Ronchi dei Legionari for the best Dublin - Trieste Ronchi dei Legionari flight prices

What cabin class options are available on Dublin to Trieste flights?

There is only 1 cabin class available to choose from on Dublin to Trieste flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Trieste flights?

No. A direct flight is the cheapest option for a flight between Dublin to Trieste.

When to book flights from Dublin to Trieste

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Trieste according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Dublin to Trieste (DUB to TRS) flight deals and tips

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

Best price found	€21
Fastest flight time	2h 40m
Direct flights	Mon, Tue, Fri and Sat
Airports in Trieste	1 airport

The best one-way flight to Trieste from Dublin in the past 72 hours is €21. The best return flight deal from Dublin to Trieste found on momondo in the last 72 hours is €53.

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

Direct flights go from Dublin to Trieste on Monday, Tuesday, Friday and Saturday. There are no airlines offering direct flights..

There is 1 airport in Trieste. From Dublin there are direct flights to Trieste Ronchi dei Legionari (TRS).

Search flight deals

Frequently asked questions about flying from Dublin to Trieste

How far is Dublin to Trieste Ronchi dei Legionari by plane?
Trieste Ronchi dei Legionari is 1671.1 km away from Dublin. Typically, this will take 2h 40m by plane in normal conditions.
When did momondo last update prices for flights from Dublin Airport to Trieste Ronchi dei Legionari Airport?
Prices for flights from Dublin Airport to Trieste Ronchi dei Legionari Airport are updated daily.
How many operators does momondo search for flights from Dublin Airport to Trieste Ronchi dei Legionari Airport?
The number of operators available for flights from Dublin Airport to Trieste Ronchi dei Legionari Airport is 1 as of August 2026.
How old do you have to be to fly from Dublin Airport to Trieste Ronchi dei Legionari Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dublin Airport to Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The travel and health documents you'll need for your trip to Trieste Ronchi dei Legionari Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Dublin to Trieste?
momondo data reveals that the most frequently booked plane model on the route from Dublin to Trieste is Boeing 737-800 Passenger/BBJ2 (winglets), representing 55.56% of all bookings. The subsequent popular models are Airbus A320neo at 22.22%, Boeing 737 MAX 8 at 11.11%, and Airbus A320-100/200 at 11.11%.
What is the most popular airline from Dublin to Trieste?
Based on momondo bookings for flights between Dublin and Trieste, the leading airline is Ryanair, making up 100% of the total bookings.

Best airlines flying from Dublin to Trieste

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

Airline	Rating	Free Cancellation	Price
Ryanair	PriceFrom €46	Free Cancellation	Rating 6.9 5,484 reviews		Search Ryanair flights

Udine

Grado

Why use momondo?

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

Finding the right flight to Trieste from Dublin 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 Dublin to Trieste with flexible booking policies on momondo?

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

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

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

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

Price alerts on flights to Trieste from Dublin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Dublin to Trieste from €21

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin 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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Ryanair flights from Dublin to Trieste

Our best Ryanair deals on Dublin to Trieste flight tickets

ITA Airways flights from Dublin to Trieste

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How to get the cheapest flight ticket from Dublin to Trieste

What is the cheapest month to fly to Trieste?

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

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

What is the cheapest Dublin to Trieste Ronchi dei Legionari flight route?

What cabin class options are available on Dublin to Trieste flights?

Can stopping save me money on Dublin to Trieste flights?

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

Which airlines fly to Trieste?

When to book flights from Dublin to Trieste

Cheap Dublin to Trieste (DUB to TRS) flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Trieste

Frequently asked questions about flying from Dublin to Trieste

Best airlines flying from Dublin to Trieste

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

Travelling to a place near Trieste?

Why use momondo?

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

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