$116 Cheap Flights from Trieste (TRS) to Brussels (BRU)

View $116 flight on Mon, Oct 20, 2025Opens in a new window

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

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Cheap Flights from Trieste to Brussels (TRS-BRU)

Prices were available within the past 7 days and start at $116 for one-way flights and $211 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, Dec 26 - Tue, Dec 30
TRS
Trieste
BRU
Brussels
$211 Roundtrip, found 1 day ago
$211
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Dec 26 from Trieste to Brussels, returning Tue, Dec 30, priced at $211 found 1 day ago
Lufthansa
Sun, Dec 28 - Thu, Jan 1
TRS
Trieste
BRU
Brussels
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Dec 28 from Trieste to Brussels, returning Thu, Jan 1, priced at $212 found 1 day ago
Lufthansa
Tue, Dec 30 - Sat, Jan 3
TRS
Trieste
BRU
Brussels
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Dec 30 from Trieste to Brussels, returning Sat, Jan 3, priced at $232 found 3 days ago
Lufthansa
Fri, Dec 26 - Tue, Dec 30
TRS
Trieste
BRU
Brussels
$238 Roundtrip, found 1 day ago
$238
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Dec 26 from Trieste to Brussels, returning Tue, Dec 30, priced at $238 found 1 day ago
Lufthansa
Sun, Dec 28 - Thu, Jan 1
TRS
Trieste
BRU
Brussels
$243 Roundtrip, found 1 day ago
$243
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Dec 28 from Trieste to Brussels, returning Thu, Jan 1, priced at $243 found 1 day ago
Lufthansa
Sun, Dec 28 - Thu, Jan 1
TRS
Trieste
BRU
Brussels
$260 Roundtrip, found 1 day ago
$260
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Dec 28 from Trieste to Brussels, returning Thu, Jan 1, priced at $260 found 1 day ago
ITA Airways
Wed, Nov 12 - Sat, Nov 22
TRS
Trieste
BRU
Brussels
$272 Roundtrip, found 6 days ago
$272
Roundtrip
found 6 days ago
Select ITA Airways flight, departing Wed, Nov 12 from Trieste to Brussels, returning Sat, Nov 22, priced at $272 found 6 days ago
Lufthansa
Fri, Dec 26 - Tue, Dec 30
TRS
Trieste
BRU
Brussels
$282 Roundtrip, found 1 day ago
$282
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Dec 26 from Trieste to Brussels, returning Tue, Dec 30, priced at $282 found 1 day ago
ITA Airways
Wed, Nov 12 - Sat, Nov 22
TRS
Trieste
BRU
Brussels
$285 Roundtrip, found 6 days ago
$285
Roundtrip
found 6 days ago
Select ITA Airways flight, departing Wed, Nov 12 from Trieste to Brussels, returning Sat, Nov 22, priced at $285 found 6 days ago
ITA Airways
Wed, Nov 12 - Sat, Nov 22
TRS
Trieste
BRU
Brussels
$286 Roundtrip, found 6 days ago
$286
Roundtrip
found 6 days ago
Select ITA Airways flight, departing Wed, Nov 12 from Trieste to Brussels, returning Sat, Nov 22, priced at $286 found 6 days ago

Frequently asked questions

How much does a flight from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU) cost?
Get a cheap one-way flight from $116 or cheap return flight from $211 from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU)?
Traveling in December is a good way to save, as it's the cheapest month for flights between TRS and BRU. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU)?
To find the cheapest airline that'll fly you from TRS to BRU, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU)?
Nonstop flights from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TRS to BRU?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU)?
Select a flight from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU) 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.
What airports do you fly into for Brussels from Friuli Venezia Giulia Airport (TRS)?
Check out your flight options from Friuli Venezia Giulia Airport (TRS) to Brussels South Charleroi Airport (CRL). This is the only Brussels airport you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Friuli Venezia Giulia Airport (TRS) to Brussels - National Airport (BRU) last-minute?
Booking your flight from TRS to BRU just before your getaway is usually more expensive. But if there's some wiggle room with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a TRS to BRU flight and hotel package?
Securing a TRS to BRU flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our impressive range of stays and then add flights, car rentals and activities 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 Brussels - National Airport (BRU)?
If you booked your TRS to BRU flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Friuli Venezia Giulia
Destination airport
Brussels - National
Airlines serving
ITA Airways, Lufthansa
Roundtrip price
$211
Distance
541 mi

Book with confidence

Book with confidence

Trieste to Brussels Flights

The cheapest times to fly from Trieste to Brussels

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

 

The best time to book a flight from Trieste to Brussels

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

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 Brussels in 2025. You can also book with separate airlines for your outbound and return journeys, from $116 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 Brussels 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 Brussels 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 Brussels Flights

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*Available to One Key members.