$147 Cheap Flights from Trieste (TRS) to Belgrade (BEG)

View $147 flight on Fri, Sep 12, 2025Opens in a new window

Popular airlines from Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG)

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Cheap Flights from Trieste to Belgrade (TRS-BEG)

Prices were available within the past 7 days and start at $147 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Nov 13 - Sun, Nov 16
TRS
Trieste
BEG
Belgrade
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Nov 13 from Trieste to Belgrade, returning Sun, Nov 16, priced at $228 found 1 day ago
Lufthansa
Thu, Nov 13 - Sun, Nov 16
TRS
Trieste
BEG
Belgrade
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Nov 13 from Trieste to Belgrade, returning Sun, Nov 16, priced at $246 found 1 day ago
Lufthansa
Tue, Sep 2 - Tue, Sep 9
TRS
Trieste
BEG
Belgrade
$249 Roundtrip, found 19 hours ago
$249
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Tue, Sep 2 from Trieste to Belgrade, returning Tue, Sep 9, priced at $249 found 19 hours ago
Lufthansa
Tue, Sep 2 - Tue, Sep 9
TRS
Trieste
BEG
Belgrade
$257 Roundtrip, found 19 hours ago
$257
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Tue, Sep 2 from Trieste to Belgrade, returning Tue, Sep 9, priced at $257 found 19 hours ago
Lufthansa
Thu, Nov 13 - Sun, Nov 16
TRS
Trieste
BEG
Belgrade
$258 Roundtrip, found 1 day ago
$258
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Nov 13 from Trieste to Belgrade, returning Sun, Nov 16, priced at $258 found 1 day ago
Lufthansa
Thu, Nov 13 - Sun, Nov 16
TRS
Trieste
BEG
Belgrade
$262 Roundtrip, found 1 day ago
$262
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Thu, Nov 13 from Trieste to Belgrade, returning Sun, Nov 16, priced at $262 found 1 day ago
Air Dolomiti
Thu, Nov 13 - Sun, Nov 16
TRS
Trieste
BEG
Belgrade
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select Air Dolomiti flight, departing Thu, Nov 13 from Trieste to Belgrade, returning Sun, Nov 16, priced at $324 found 1 day ago
Air Serbia
Tue, Sep 23 - Sun, Oct 12
TRS
Trieste
BEG
Belgrade
$350 Roundtrip, found 21 hours ago
$350
Roundtrip
found 21 hours ago
Select Air Serbia flight, departing Tue, Sep 23 from Trieste to Belgrade, returning Sun, Oct 12, priced at $350 found 21 hours ago
ITA Airways
Thu, Nov 13 - Sun, Nov 16
TRS
Trieste
BEG
Belgrade
$461 Roundtrip, found 1 day ago
$461
Roundtrip
found 1 day ago
Select ITA Airways flight, departing Thu, Nov 13 from Trieste to Belgrade, returning Sun, Nov 16, priced at $461 found 1 day ago
KLM
Mon, Sep 22 - Wed, Sep 24
TRS
Trieste
BEG
Belgrade
$534 Roundtrip, found 22 hours ago
$534
Roundtrip
found 22 hours ago
Select KLM flight, departing Mon, Sep 22 from Trieste to Belgrade, returning Wed, Sep 24, priced at $534 found 22 hours ago
Flights from Trieste (TRS) to Belgrade (BEG)
Origin airport
Friuli Venezia Giulia
Destination airport
Nikola Tesla
Airlines serving
Air France, Air Serbia, ITA Airways, KLM, Lufthansa, Turkish Airlines
Roundtrip price
$228
Distance
337 mi

Trieste to Belgrade Flights

The cheapest times to fly from Trieste to Belgrade

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

 

The best time to book a flight from Trieste to Belgrade

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

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 Belgrade in 2025. You can also book with separate airlines for your outbound and return journeys, from $147 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 Belgrade 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 Belgrade 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 Nikola Tesla Airport (BEG) cost?
Lock in a cheap one-way flight from $147 or cheap return flight from $228 from Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG) 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 Nikola Tesla Airport (BEG)?
November is the cheapest month to fly from TRS to BEG. Timing your trip outside of the busy season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG)?
To find the cheapest airline flying from TRS to BEG, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG)?
There are no daily nonstop flights available from Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from TRS to BEG?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*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 Nikola Tesla Airport (BEG)?
To avoid potential delays on the Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG) route, travel 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.
Is it cheaper to buy a plane ticket from Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG) last-minute?
Waiting until right before your break to book a ticket from TRS to BEG often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of scoring a bargain.
Is it cheaper to book a TRS to BEG flight and hotel package?
Securing a TRS to BEG flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our impressive range of accommodations 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 Friuli Venezia Giulia Airport (TRS) to Nikola Tesla Airport (BEG)?
Usually, it's possible to reschedule or cancel your TRS to BEG flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.