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$83 Cheap Flights from Trieste (TRS) to Dublin (DUB)

View $83 flight on Thu, Oct 22, 2026Opens 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 $83 for one-way flights and $191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Thu, Sep 3 - Sun, Sep 6
TRS
Trieste
DUB
Dublin
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select Ryanair flight, departing Thu, Sep 3 from Trieste to Dublin, returning Sun, Sep 6, priced at $191 found 1 day ago
Lufthansa
Tue, Aug 25 - Thu, Aug 27
TRS
Trieste
DUB
Dublin
$214 Roundtrip, found 1 day ago
$214
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Aug 25 from Trieste to Dublin, returning Thu, Aug 27, priced at $214 found 1 day ago
Lufthansa
Tue, Sep 8 - Wed, Sep 9
TRS
Trieste
DUB
Dublin
$229 Roundtrip, found 4 days ago
$229
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Sep 8 from Trieste to Dublin, returning Wed, Sep 9, priced at $229 found 4 days ago
Lufthansa
Tue, Aug 25 - Thu, Aug 27
TRS
Trieste
DUB
Dublin
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Aug 25 from Trieste to Dublin, returning Thu, Aug 27, priced at $232 found 1 day ago
Lufthansa
Tue, Aug 25 - Thu, Aug 27
TRS
Trieste
DUB
Dublin
$238 Roundtrip, found 1 day ago
$238
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Aug 25 from Trieste to Dublin, returning Thu, Aug 27, priced at $238 found 1 day ago
KLM
Thu, Sep 3 - Sun, Sep 6
TRS
Trieste
DUB
Dublin
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select KLM flight, departing Thu, Sep 3 from Trieste to Dublin, returning Sun, Sep 6, priced at $241 found 1 day ago
ITA Airways
Thu, Sep 3 - Sun, Sep 6
TRS
Trieste
DUB
Dublin
$244 Roundtrip, found 1 day ago
$244
Roundtrip
found 1 day ago
Select ITA Airways flight, departing Thu, Sep 3 from Trieste to Dublin, returning Sun, Sep 6, priced at $244 found 1 day ago
Lufthansa
Tue, Aug 25 - Thu, Aug 27
TRS
Trieste
DUB
Dublin
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Aug 25 from Trieste to Dublin, returning Thu, Aug 27, priced at $246 found 1 day ago
Lufthansa
Tue, Aug 25 - Thu, Aug 27
TRS
Trieste
DUB
Dublin
$248 Roundtrip, found 1 day ago
$248
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Tue, Aug 25 from Trieste to Dublin, returning Thu, Aug 27, priced at $248 found 1 day ago
Air France
Tue, Sep 1 - Tue, Sep 8
TRS
Trieste
DUB
Dublin
$439 Roundtrip, found 10 hours ago
$439
Roundtrip
found 10 hours ago
Select Air France flight, departing Tue, Sep 1 from Trieste to Dublin, returning Tue, Sep 8, priced at $439 found 10 hours ago

Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $323
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $323

Frequently asked questions

How much does a flight from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) cost?
You can find cheap one-way flights from $83 and cheap return flights from $191 Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) with Expedia. One-way flights usually range from $258 to $900. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
The cheapest month to fly from TRS to DUB is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
You can fly direct from TRS to DUB on Ryanair, with around 7 flights per week.
What is the cheapest airline that flies from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
Alitalia, ITA Airways and Lufthansa are just some of the carriers that fly from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
To find a cheap flight from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
The best airline to fly with from Trieste (TRS) to Dublin (DUB) will differ from traveler to traveler. If you like to fly early, Ryanair offers early morning flights. If price is the most important factor, Ryanair typically offers the lowest fares. Alitalia offers the most daily flights from Trieste to Dublin, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
You can find approximately 1 nonstop flights per day from Friuli Venezia Giulia (TRS) to (DUB). For more options, look at flights that include layovers.
What is the earliest flight from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from TRS to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
You'll usually find the most flights from Friuli Venezia Giulia (TRS) to (DUB) on a Friday, with around 9 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include ITA Airways, Alitalia, and Ryanair.
What are the most popular departure times for flights from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
The most popular departure times for flights from Trieste (TRS) to Dublin (DUB) are in the early morning, from 6am to 9am. About 69% of passengers prefer this time window. Many major carriers, including Alitalia and Lufthansa, offer flights during this window. This timing works well because it allows you to arrive in Dublin with plenty of time to enjoy the day ahead.
How long does it take to fly from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
A nonstop flight from TRS to DUB typically takes around 2 hours 50 minutes, covering approximately 1,023 miles. Connecting flights on this route usually add 5 hours 40 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
Business class seats are offered on the TRS to DUB route with ITA Airways and Air Dolomiti.
How do I earn miles on a Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) flight and hotel package?
Securing a Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) Dublin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities 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 Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB)?
If you booked your Trieste (TRS-Friuli Venezia Giulia) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Friuli Venezia Giulia
Destination airport
Dublin
Airlines serving
Air France, ITA Airways, KLM, Lufthansa
Roundtrip price
$190
Distance
1022 mi
Average flight time
2 hours 50 mins

Book with confidence

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 September. 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 2026. You can also book with separate airlines for your outbound and return journeys, from $83 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.

 

Trieste to Dublin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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