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Cheap flights from Ireland to Trieste from €46

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 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ireland to Trieste

Recent return flight deals from Ireland to Trieste

Enter your travel dates to find the best prices.
Ryanair Logo
07:40 - 10:05
DUB
-
TRS
25h 25m
2 stops
Ryanair Logo
19:05 - 07:55
TRS
-
DUB
13h 50m
1 stop
€120Ryanair
Fri, 29 May - Sat, 6 Jun
Multiple Airlines Logo
06:50 - 23:20
DUB
-
TRS
15h 30m
1 stop
Multiple Airlines Logo
10:30 - 01:15
TRS
-
DUB
15h 45m
1 stop
€122Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
21:35 - 19:10
DUB
-
TRS
20h 35m
2 stops
Multiple Airlines Logo
10:30 - 01:15
TRS
-
DUB
15h 45m
1 stop
€124Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
21:35 - 19:10
DUB
-
TRS
20h 35m
2 stops
Multiple Airlines Logo
14:55 - 08:55
TRS
-
DUB
19h 00m
2 stops
€132Multiple Airlines
Tue, 5 May - Tue, 12 May
Ryanair Logo
10:15 - 23:50
DUB
-
TRS
12h 35m
1 stop
Ryanair Logo
19:10 - 23:20
TRS
-
DUB
5h 10m
1 stop
€135Ryanair
Thu, 11 Jun - Thu, 25 Jun
Multiple Airlines Logo
10:35 - 08:55
DUB
-
TRS
21h 20m
2 stops
Multiple Airlines Logo
17:00 - 07:30
TRS
-
DUB
15h 30m
1 stop
€138Multiple Airlines
Sun, 24 May - Sun, 31 May
Multiple Airlines Logo
05:45 - 19:10
DUB
-
TRS
12h 25m
2 stops
Multiple Airlines Logo
15:35 - 23:20
TRS
-
DUB
8h 45m
1 stop
€140Multiple Airlines
Wed, 20 May - Wed, 27 May
Ryanair Logo
11:25 - 20:15
DUB
-
TRS
7h 50m
1 stop
Ryanair Logo
15:35 - 00:05
TRS
-
DUB
9h 30m
1 stop
€144Ryanair
Wed, 20 May - Wed, 27 May
Multiple Airlines Logo
10:35 - 08:55
DUB
-
TRS
21h 20m
2 stops
Multiple Airlines Logo
17:00 - 07:30
TRS
-
DUB
15h 30m
1 stop
€146Multiple Airlines
Sun, 24 May - Sun, 31 May
Ryanair Logo
08:25 - 23:05
DUB
-
TRS
13h 40m
1 stop
Ryanair Logo
16:55 - 00:05
TRS
-
DUB
8h 10m
1 stop
€148Ryanair
Mon, 4 May - Mon, 11 May

Ryanair flights from Ireland to Trieste

Our best Ryanair deals on Ireland to Trieste flight tickets
Ryanair
16 Apr
DUB12:20Dublin
2h 40m
TRS16:00Trieste Ronchi dei Legionari
19 Apr
TRS09:30Trieste Ronchi dei Legionari
2h 50m
DUB11:20Dublin
€68
Ryanair
16 Apr
DUB12:20Dublin
2h 40m
TRS16:00Trieste Ronchi dei Legionari
19 Apr
TRS09:30Trieste Ronchi dei Legionari
2h 50m
DUB11:20Dublin
€73
Ryanair
16 Apr
DUB12:20Dublin
2h 40m
TRS16:00Trieste Ronchi dei Legionari
19 Apr
TRS23:45Trieste Ronchi dei Legionari
9h 05m
1 stop
DUB07:50Dublin
€80

ITA Airways flights from Ireland to Trieste

Our best ITA Airways deals on Ireland to Trieste flight tickets
ITA Airways
21 Apr
DUB06:00Dublin
6h 55m
1 stop
TRS13:55Trieste Ronchi dei Legionari
22 Apr
TRS14:40Trieste Ronchi dei Legionari
8h 35m
1 stop
DUB22:15Dublin
€385
ITA Airways
21 Apr
DUB06:00Dublin
6h 55m
1 stop
TRS13:55Trieste Ronchi dei Legionari
22 Apr
TRS14:40Trieste Ronchi dei Legionari
8h 35m
1 stop
DUB22:15Dublin
€386
ITA Airways
21 Apr
DUB06:00Dublin
6h 55m
1 stop
TRS13:55Trieste Ronchi dei Legionari
22 Apr
TRS14:40Trieste Ronchi dei Legionari
8h 35m
1 stop
DUB22:15Dublin
€387

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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, momondo users made 13,528 searches. Data last updated 9 April 2026.
Use the filters below to find and compare flights from Ireland to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Fri 29/5

07:40-10:05

2 stops25h 25m

Trieste Ronchi dei Legionari

Sat 6/6

19:05-07:55

1 stop13h 50m

€120

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Tue 5/5

06:50-23:20

1 stop15h 30m

Trieste Ronchi dei Legionari

Tue 12/5

10:30-01:15

1 stop15h 45m

€122

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Tue 5/5

21:35-19:10

2 stops20h 35m

Trieste Ronchi dei Legionari

Tue 12/5

10:30-01:15

1 stop15h 45m

€124

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Tue 5/5

21:35-19:10

2 stops20h 35m

Trieste Ronchi dei Legionari

Tue 12/5

14:55-08:55

2 stops19h 00m

€132

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Thu 11/6

10:15-23:50

1 stop12h 35m

Trieste Ronchi dei Legionari

Thu 25/6

19:10-23:20

1 stop5h 10m

€135

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Sun 24/5

10:35-08:55

2 stops21h 20m

Trieste Ronchi dei Legionari

Sun 31/5

17:00-07:30

1 stop15h 30m

€138

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Wed 20/5

05:45-19:10

2 stops12h 25m

Trieste Ronchi dei Legionari

Wed 27/5

15:35-23:20

1 stop8h 45m

€140
Fastest return journey

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Wed 20/5

11:25-20:15

1 stop7h 50m

Trieste Ronchi dei Legionari

Wed 27/5

15:35-00:05

1 stop9h 30m

€144

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Sun 24/5

10:35-08:55

2 stops21h 20m

Trieste Ronchi dei Legionari

Sun 31/5

17:00-07:30

1 stop15h 30m

€146

DublinTrieste

DUB - TRS

DUBTRS

Dublin

Mon 4/5

08:25-23:05

1 stop13h 40m

Trieste Ronchi dei Legionari

Mon 11/5

16:55-00:05

1 stop8h 10m

€148

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Trieste from

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 month to fly to Trieste?

The month of January is another great option to travel to Trieste, with average flight prices from Ireland averaging around €56.

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

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

What cabin class options are available on Ireland to Trieste Ronchi dei Legionari flights?

There is only 1 cabin class available to choose from on Ireland to Trieste Ronchi dei Legionari 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 Ireland to Trieste flights?

You could potentially save up to 58% on your flight if you consider stops on a Ireland to Trieste flight.

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 and Fri

Airports in Trieste

1 airport
The fastest flight from Ireland to Trieste takes 2h 40m
Direct flights go from Ireland to Trieste on Monday and Friday. There are no airlines offering direct flights..
There is 1 airport in Trieste. From Ireland there are direct flights to Trieste Ronchi dei Legionari (TRS).
Search flight deals

Frequently asked questions about flying from Ireland to Trieste

  • 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?

  • 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?

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
RyanairPriceFrom €45Free CancellationRating
6.9
5,321 reviews
Search Ryanair flights

Travelling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Grado

Why use momondo?

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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Ryanair
Aer Lingus