$29 Cheap Flights from Brussels (BRU) to Trieste (TRS)

View $29 flight on Sun, Oct 12, 2025Opens in a new window

Popular airlines from Brussels Airport (BRU) to Friuli Venezia Giulia Airport (TRS)

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Cheap Flights from Brussels to Trieste (BRU-TRS)

Prices were available within the past 7 days and start at $29 for one-way flights and $103 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Thu, Aug 7 - Thu, Aug 14
CRL
Charleroi
TRS
Trieste
$103 Roundtrip, found 2 days ago
$103
Roundtrip
found 2 days ago
Select Ryanair flight, departing Thu, Aug 7 from Charleroi to Trieste, returning Thu, Aug 14, priced at $103 found 2 days ago
Ryanair
Thu, Aug 21 - Thu, Aug 28
CRL
Charleroi
TRS
Trieste
$106 Roundtrip, found 5 days ago
$106
Roundtrip
found 5 days ago
Select Ryanair flight, departing Thu, Aug 21 from Charleroi to Trieste, returning Thu, Aug 28, priced at $106 found 5 days ago
Ryanair
Sun, Aug 31 - Sun, Sep 7
CRL
Charleroi
TRS
Trieste
$129 Roundtrip, found 6 days ago
$129
Roundtrip
found 6 days ago
Select Ryanair flight, departing Sun, Aug 31 from Charleroi to Trieste, returning Sun, Sep 7, priced at $129 found 6 days ago
Ryanair
Sun, Jul 27 - Sun, Aug 10
CRL
Charleroi
TRS
Trieste
$160 Roundtrip, found 19 hours ago
$160
Roundtrip
found 19 hours ago
Select Ryanair flight, departing Sun, Jul 27 from Charleroi to Trieste, returning Sun, Aug 10, priced at $160 found 19 hours ago
Ryanair
Thu, Aug 14 - Sun, Aug 17
CRL
Charleroi
TRS
Trieste
$165 Roundtrip, found 4 days ago
$165
Roundtrip
found 4 days ago
Select Ryanair flight, departing Thu, Aug 14 from Charleroi to Trieste, returning Sun, Aug 17, priced at $165 found 4 days ago
Ryanair
Sun, Jul 27 - Sun, Aug 10
CRL
Charleroi
TRS
Trieste
$170 Roundtrip, found 19 hours ago
$170
Roundtrip
found 19 hours ago
Select Ryanair flight, departing Sun, Jul 27 from Charleroi to Trieste, returning Sun, Aug 10, priced at $170 found 19 hours ago
ITA Airways
Wed, Aug 27 - Wed, Sep 3
BRU
Brussels
TRS
Trieste
$198 Roundtrip, just found
$198
Roundtrip
just found
Select ITA Airways flight, departing Wed, Aug 27 from Brussels to Trieste, returning Wed, Sep 3, priced at $198 just found
Lufthansa
Wed, Aug 27 - Wed, Sep 3
BRU
Brussels
TRS
Trieste
$208 Roundtrip, just found
$208
Roundtrip
just found
Select Lufthansa flight, departing Wed, Aug 27 from Brussels to Trieste, returning Wed, Sep 3, priced at $208 just found
KLM
Tue, Oct 21 - Sat, Oct 25
ZYR
Brussels
TRS
Trieste
$506 Roundtrip, found 5 days ago
$506
Roundtrip
found 5 days ago
Select KLM flight, departing Tue, Oct 21 from Brussels to Trieste, returning Sat, Oct 25, priced at $506 found 5 days ago
Air France
Tue, Oct 21 - Sat, Oct 25
ZYR
Brussels
TRS
Trieste
$672 Roundtrip, found 5 days ago
$672
Roundtrip
found 5 days ago
Select Air France flight, departing Tue, Oct 21 from Brussels to Trieste, returning Sat, Oct 25, priced at $672 found 5 days ago

Alternative airports near Trieste

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

Select flight to Friuli Venezia Giulia TRS. Cheapest and Closest option available. Average driving time to city center is 33 minutes. Flights from $160
TRS
Friuli Venezia Giulia
CheapestClosest
Average driving time to city center33 min
Flights from $160
Flights from Charleroi (CRL) to Trieste (TRS)
Origin airport
Brussels South Charleroi
Destination airport
Friuli Venezia Giulia
Airlines serving
ITA Airways, Lufthansa
Roundtrip price
$103
Distance
524 mi

Brussels to Trieste Flights

The cheapest times to fly from Brussels to Trieste

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 Brussels to Trieste are during the month of August. You can find some of the cheapest flights from Brussels to Trieste with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Brussels to Trieste

Sunday is one of the best days to book for cheap flights from Brussels to Trieste: 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 Brussels to Trieste

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 Brussels to Trieste in 2025. You can also book with separate airlines for your outbound and return journeys, from $29 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 Brussels to Trieste 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 Brussels to Trieste 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 Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS) cost?
Discover the latest flight deals from BRU to TRS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BRU to TRS?
The cheapest flights from BRU to TRS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS)?
You can't catch a nonstop flight from Brussels (BRU-Brussels - National) to Friuli Venezia Giulia Airport (TRS). However, you can easily travel to Trieste without any layovers by leaving from Brussels South Charleroi Airport (CRL).
What is the cheapest airline that flies from BRU to TRS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BRU to TRS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS)?
You'll have to book a flight with a layover when traveling from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from BRU to TRS?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a range of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS)?
Select a flight from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 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.
Is it cheaper to buy a plane ticket from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS) last-minute?
Last-minute bookings from BRU to TRS are typically more expensive. To lock in the best prices, start looking for flights ahead of time. That said, if your travel plans are flexible, you may score a cheap fare right before your journey.
Is it cheaper to book a BRU to TRS flight and hotel package?
Compared with arranging flights and hotels separately, booking a BRU to TRS flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place takes the hassle out of planning your trip. Simply secure your flights and choose from our wide range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Brussels - National Airport (BRU) to Friuli Venezia Giulia Airport (TRS)?
In most cases, you can modify or cancel your BRU to TRS flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further information, visit our Customer Service portal.

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*Available to One Key members.