Which airlines fly to Trieste?

When flying to Trieste from Australia, momondo travellers will most often fly with one of these popular airlines: Qatar Airways, Emirates, Turkish Airlines or Qantas Airways. Depending on what airport in Australia you fly from, you may be able to find flights with any of these popular airlines.

Etihad Airways Flights to Trieste

Etihad Airways is a popular choice for users travelling to Trieste. It operates 20 flights every week to Trieste, most often flying from Rome Fiumicino. Etihad Airways ticket prices will depend on when and where you need to fly from - deals as low as $1,608 (from Sydney Kingsford Smith) have been found by momondo users. In 1,280 reviews, momondo users have rated Etihad Airways at an average score of 7.4/10.

$1,709 Cheap Flights to Trieste in 2025/26

Look for other cheap flights to Trieste Ronchi dei Legionari

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Australia to Trieste

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:30 - 10:25SYD-TRS

46h 55m2 stops

11:15 - 06:10TRS-SYD

58h 55m2 stops

$1,709Etihad Airways

Find Deal

Mon, 23 Mar - Tue, 21 Apr

21:30 - 22:55SYD-TRS

35h 25m2 stops

15:15 - 13:35TRS-SYD

36h 20m2 stops

$1,965Multiple Airlines

Find Deal

Sun, 30 Nov - Sun, 7 Dec

16:35 - 22:55SYD-TRS

40h 20m2 stops

19:15 - 06:10TRS-SYD

26h 55m2 stops

$1,995Etihad Airways

Find Deal

Sun, 22 Mar - Mon, 20 Apr

15:50 - 18:30SYD-TRS

36h 40m2 stops

06:35 - 17:10TRS-SYD

26h 35m2 stops

$2,143Multiple Airlines

Find Deal

Wed, 25 Mar - Thu, 23 Apr

20:05 - 18:30SYD-TRS

32h 25m3 stops

15:15 - 10:15TRS-SYD

33h 00m2 stops

$2,151Multiple Airlines

Find Deal

Sun, 30 Nov - Sun, 7 Dec

12:00 - 22:55SYD-TRS

44h 55m2 stops

06:35 - 10:00TRS-SYD

41h 25m2 stops

$2,185Multiple Airlines

Find Deal

Sat, 29 Nov - Sat, 6 Dec

14:35 - 14:00BNE-TRS

32h 25m2 stops

15:00 - 16:55TRS-BNE

40h 55m2 stops

$2,905Lufthansa

Find Deal

Tue, 18 Nov - Sat, 22 Nov

14:35 - 14:00BNE-TRS

32h 25m2 stops

15:00 - 16:55TRS-BNE

40h 55m2 stops

$2,924Lufthansa

Find Deal

Tue, 18 Nov - Sat, 22 Nov

01:55 - 22:55BNE-TRS

30h 00m2 stops

11:15 - 06:30TRS-BNE

34h 15m2 stops

$3,267Emirates

Find Deal

Mon, 27 Oct - Tue, 4 Nov

01:55 - 22:55BNE-TRS

30h 00m2 stops

11:15 - 22:40TRS-BNE

26h 25m2 stops

$3,554Emirates

Find Deal

Mon, 17 Nov - Sat, 22 Nov

Fly from

Route

Depart

Return

Price

SydneyTrieste

SYD - TRS

SYDTRS

Sydney Kingsford Smith

Mon 23/3

21:30-10:25

2 stops46h 55m

Trieste Ronchi dei Legionari

Tue 21/4

11:15-06:10

2 stops58h 55m

$1,709

SydneyTrieste

SYD - TRS

SYDTRS

Sydney Kingsford Smith

Sun 30/11

21:30-22:55

2 stops35h 25m

Trieste Ronchi dei Legionari

Sun 7/12

15:15-13:35

2 stops36h 20m

$1,965

SydneyTrieste

SYD - TRS

SYDTRS

Sydney Kingsford Smith

Sun 22/3

16:35-22:55

2 stops40h 20m

Trieste Ronchi dei Legionari

Mon 20/4

19:15-06:10

2 stops26h 55m

$1,995

SydneyTrieste

SYD - TRS

SYDTRS

Sydney Kingsford Smith

Wed 25/3

15:50-18:30

2 stops36h 40m

Trieste Ronchi dei Legionari

Thu 23/4

06:35-17:10

2 stops26h 35m

$2,143

SydneyTrieste

SYD - TRS

SYDTRS

Sydney Kingsford Smith

Sun 30/11

20:05-18:30

3 stops32h 25m

Trieste Ronchi dei Legionari

Sun 7/12

15:15-10:15

2 stops33h 00m

$2,151

SydneyTrieste

SYD - TRS

SYDTRS

Sydney Kingsford Smith

Sat 29/11

12:00-22:55

2 stops44h 55m

Trieste Ronchi dei Legionari

Sat 6/12

06:35-10:00

2 stops41h 25m

$2,185

BrisbaneTrieste

BNE - TRS

BNETRS

Brisbane

Tue 18/11

14:35-14:00

2 stops32h 25m

Trieste Ronchi dei Legionari

Sat 22/11

15:00-16:55

2 stops40h 55m

$2,905

BrisbaneTrieste

BNE - TRS

BNETRS

Brisbane

Tue 18/11

14:35-14:00

2 stops32h 25m

Trieste Ronchi dei Legionari

Sat 22/11

15:00-16:55

2 stops40h 55m

$2,924

BrisbaneTrieste

BNE - TRS

BNETRS

Brisbane

Mon 27/10

01:55-22:55

2 stops30h 00m

Trieste Ronchi dei Legionari

Tue 4/11

11:15-06:30

2 stops34h 15m

$3,267

BrisbaneTrieste

BNE - TRS

BNETRS

Brisbane

Mon 17/11

01:55-22:55

2 stops30h 00m

Trieste Ronchi dei Legionari

Sat 22/11

11:15-22:40

2 stops26h 25m

$3,554

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Trieste flights insights and trends

Explore insights for your Trieste flight to craft the best travel plan

How long does it take to fly to Trieste?

The flight from Australia to Trieste depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Sydney Kingsford Smith (a popular airport in Australia) to Venice Marco Polo (the most popular airport in Trieste), then the flight time is 28h 50m on average. If you fly from Melbourne (another popular airport in Australia) to Venice Marco Polo, then the average flight time is 28h 15m.

Cheapest flights to Trieste Ronchi dei Legionari

Find the cheapest flights to Trieste Ronchi dei Legionari from your nearest city or airport

Find flights from Sydney to Venice Marco Polo Airport

Cheap Trieste flight deals and tips

Summary info about Trieste flight prices, duration and airlines

Best Round-Trip Price	$1,709
Fastest flight time	26h 05m

The best round-trip flight price to Trieste from Australia in the last 72 hours is $1,709 (Sydney Kingsford Smith to Trieste Ronchi dei Legionari).

Search Deals

The fastest flight to Trieste from Australia takes 26h 05m (Melbourne to Trieste Ronchi dei Legionari).

Search Deals

Frequently asked questions about flying to Trieste

Is there an alternative airport near Trieste?

Those flying to Trieste could potentially find better pricing at Trieste Ronchi dei Legionari Airport (29 km from Trieste city centre) or Venice Treviso A. Canova Airport (122 km from Trieste city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Trieste?

With an average price of $74 per person, Trieste Ronchi dei Legionari Airport is the cheapest airport to fly into when planning your trip to Trieste. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

When did momondo last update prices for flights to Trieste Ronchi dei Legionari Airport?

Prices for flights to Trieste Ronchi dei Legionari Airport were last updated today.

How many operators does momondo search for flights to Trieste Ronchi dei Legionari Airport?

There is 1 operator available for flights to Trieste Ronchi dei Legionari Airport as of October 2025.

How old do you have to be to fly to Trieste Ronchi dei Legionari Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Trieste Ronchi dei Legionari Airport.

What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

The necessary travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Trieste?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Trieste. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Trieste with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Trieste to just show those with flexible booking policies.

How can momondo help me find flights to Trieste?

Once all potential Trieste flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

I’m not ready to book a flight to Trieste right now. Can momondo alert me if prices change?

Price alerts on flights to Trieste are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.