$43 Cheap Flights from Trieste (TRS) to Dublin (DUB)

View $43 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)

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Cheap Flights from Trieste to Dublin (TRS-DUB)

Prices were available within the past 7 days and start at $43 for one-way flights and $168 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Tue, Aug 26 - Sat, Aug 30
TRS
Trieste
DUB
Dublin
$168 Roundtrip, found 2 days ago
$168
Roundtrip
found 2 days ago
Select Ryanair flight, departing Tue, Aug 26 from Trieste to Dublin, returning Sat, Aug 30, priced at $168 found 2 days ago
Lufthansa
Sat, Oct 11 - Wed, Oct 15
TRS
Trieste
DUB
Dublin
$180 Roundtrip, found 5 days ago
$180
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 11 from Trieste to Dublin, returning Wed, Oct 15, priced at $180 found 5 days ago
Lufthansa
Tue, Aug 26 - Sat, Aug 30
TRS
Trieste
DUB
Dublin
$183 Roundtrip, found 2 days ago
$183
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, Aug 26 from Trieste to Dublin, returning Sat, Aug 30, priced at $183 found 2 days ago
Lufthansa
Sat, Oct 11 - Wed, Oct 15
TRS
Trieste
DUB
Dublin
$197 Roundtrip, found 5 days ago
$197
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 11 from Trieste to Dublin, returning Wed, Oct 15, priced at $197 found 5 days ago
Lufthansa
Sat, Oct 11 - Wed, Oct 15
TRS
Trieste
DUB
Dublin
$198 Roundtrip, found 5 days ago
$198
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 11 from Trieste to Dublin, returning Wed, Oct 15, priced at $198 found 5 days ago
Lufthansa
Tue, Aug 26 - Sat, Aug 30
TRS
Trieste
DUB
Dublin
$202 Roundtrip, found 2 days ago
$202
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, Aug 26 from Trieste to Dublin, returning Sat, Aug 30, priced at $202 found 2 days ago
Lufthansa
Sat, Oct 11 - Wed, Oct 15
TRS
Trieste
DUB
Dublin
$215 Roundtrip, found 5 days ago
$215
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 11 from Trieste to Dublin, returning Wed, Oct 15, priced at $215 found 5 days ago
Lufthansa
Mon, Aug 11 - Mon, Aug 25
TRS
Trieste
DUB
Dublin
$217 Roundtrip, found 3 days ago
$217
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Mon, Aug 11 from Trieste to Dublin, returning Mon, Aug 25, priced at $217 found 3 days ago
Air France
Sat, Aug 16 - Wed, Aug 20
TRS
Trieste
DUB
Dublin
$588 Roundtrip, found 1 day ago
$588
Roundtrip
found 1 day ago
Select Air France flight, departing Sat, Aug 16 from Trieste to Dublin, returning Wed, Aug 20, priced at $588 found 1 day ago
Turkish Airlines
Wed, Aug 13 - Mon, Aug 25
TRS
Trieste
DUB
Dublin
$1,192 Roundtrip, found 3 days ago
$1,192
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Wed, Aug 13 from Trieste to Dublin, returning Mon, Aug 25, priced at $1,192 found 3 days ago
Flights from Trieste (TRS) to Dublin (DUB)
Origin airport
Friuli Venezia Giulia
Destination airport
Dublin
Roundtrip price
$168
Distance
1022 mi
Average flight time
2 hours 50 mins

Trieste to Dublin Flights

The cheapest times to fly from Trieste to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Trieste to Dublin are during the month of August. You can find some of the cheapest flights from Trieste to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Trieste to Dublin

Sunday is one of the best days to book for cheap flights from Trieste to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Trieste to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Trieste to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $43 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Trieste to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Trieste to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB) cost?
Grab cheap return fares starting at $248 from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Ryanair flight leaving TRS on July 8 2025 and touching down at DUB. The price was last updated on June 30 2025 and has not changed since.
What is the cheapest month to fly from TRS to DUB?
The cheapest flights from TRS to DUB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from TRS to DUB?
With fares starting at $91 for a one-way journey from TRS to DUB, Ryanair is currently the cheapest airline for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from TRS on September 23 2025. Prices were last updated on June 30 2025 and have not changed since.
How many flights per day from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)?
On average, Friuli Venezia Giulia Airport (TRS) offers 2 nonstop flights to Dublin Airport (DUB) per week. If you want more options, take advantage of Expedia's filters to search for flights with one or two stops. Squeeze in a visit to another city or simply break up your travels.
What are the most popular departure times for flights from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)?
Flights between TRS and DUB tend to be busiest at 6 AM. If you're after a quieter experience and possibly cheaper fares, choose a departure that's outside typical rush times.
What day of the week has the most flights from TRS to DUB?
Travel on a Saturday if you're looking for the best choice of flights from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB).
What is the earliest flight from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)?
Hop on the earliest flight at around 6:50AM UTC+1, leaving from Friuli Venezia Giulia Airport (TRS). You'll be traveling for around 2h 55m, arriving at Dublin Airport (DUB) at approximately 8:45AM UTC+0.
How long does it take to fly from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)?
The average flight time from TRS to DUB is 2 hours and 55 minutes, covering a total distance of 1,000 mi.
What is the best time to fly from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)?
To avoid possible delays on the Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Dublin from Friuli Venezia Giulia Airport (TRS)?
Dublin Airport (DUB) is the only airport in Dublin with direct flights from Friuli Venezia Giulia Airport (TRS). Consider the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB) last-minute?
Booking your ticket from TRS to DUB shortly before your trip is typically more expensive. But if you're flexible with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a TRS to DUB flight and hotel package?
Booking a TRS to DUB flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Friuli Venezia Giulia Airport (TRS) to Dublin Airport (DUB)?
It's generally possible to cancel or reschedule your TRS to DUB flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.