$59+ Cheap flights from Trieste

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
TRS — LHR
27 Feb — 6 Mar1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Trieste
Explore the most affordable flight options available from Trieste. Find the lowest fares based on data from user searches, with prices last updated on 28 January 2026.

Tue 24/206:15
TRS
-
LHR
1 stop9h 30m
Lufthansa
Tue 3/306:30
LHR
-
TRS
1 stop6h 30m
Lufthansa
Deal found 26/1$297
Wed 24/606:10
TRS
-
LHR
1 stop11h 30m
Lufthansa
Sun 28/606:30
LHR
-
TRS
1 stop14h 45m
Lufthansa
Deal found 26/1$299
Sat 11/706:00
TRS
-
LHR
1 stop12h 40m
Lufthansa
Tue 14/708:30
LHR
-
TRS
1 stop12h 55m
Lufthansa
Deal found 27/1$301
Mon 23/214:40
TRS
-
LHR
2 stops9h 15m
Lufthansa
Fri 27/213:30
LHR
-
TRS
1 stop8h 00m
Lufthansa
Deal found 26/1$332
Fri 6/306:25
TRS
-
LHR
1 stop4h 20m
Lufthansa
Sun 8/307:30
LHR
-
TRS
1 stop5h 35m
Lufthansa
Deal found 27/1$358
Thu 18/614:40
TRS
-
LHR
2 stops7h 05m
Lufthansa
Tue 23/609:30
LHR
-
TRS
1 stop11h 55m
Lufthansa
Deal found 27/1$370
Sat 25/414:45
TRS
-
LHR
2 stops7h 00m
Lufthansa
Sat 2/515:30
LHR
-
TRS
1 stop5h 25m
Lufthansa
Deal found 27/1$371
Thu 12/314:50
TRS
-
LHR
2 stops7h 10m
Lufthansa
Thu 19/313:50
LHR
-
TRS
2 stops7h 50m
Lufthansa
Deal found 26/1$399
Thu 12/311:10
TRS
-
MEL
3 stops31h 50m
Multiple Airlines
Thu 19/313:10
MEL
-
TRS
3 stops34h 55m
Multiple Airlines
Deal found 26/1$2,230
Thu 21/519:15
TRS
-
SYD
2 stops37h 35m
Etihad Airways
Mon 25/515:40
SYD
-
TRS
2 stops39h 15m
Etihad Airways
Deal found 25/1$2,828
Sat 30/515:15
TRS
-
MEL
2 stops40h 35m
Etihad Airways
Wed 3/617:20
MEL
-
TRS
2 stops57h 10m
Etihad Airways
Deal found 25/1$2,848

Find flights from Trieste within your budget

 
Find flights departing from Trieste that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 28 January 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Heathrow

Route

Depart

Return

Price

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Tue 24/2

06:15-14:45

1 stop9h 30m

London Heathrow

Tue 3/3

06:30-14:00

1 stop6h 30m

$297

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Wed 24/6

06:10-16:40

1 stop11h 30m

London Heathrow

Sun 28/6

06:30-22:15

1 stop14h 45m

$299

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Sat 11/7

06:00-17:40

1 stop12h 40m

London Heathrow

Tue 14/7

08:30-22:25

1 stop12h 55m

$301

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Mon 23/2

14:40-22:55

2 stops9h 15m

London Heathrow

Fri 27/2

13:30-22:30

1 stop8h 00m

$332

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Fri 6/3

06:25-09:45

1 stop4h 20m

London Heathrow

Sun 8/3

07:30-14:05

1 stop5h 35m

$358

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Sat 25/4

06:00-17:40

1 stop12h 40m

London Heathrow

Fri 1/5

08:30-22:15

1 stop12h 45m

$358

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Sun 26/4

06:00-16:40

1 stop11h 40m

London Heathrow

Fri 1/5

08:30-22:15

1 stop12h 45m

$358

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Sat 25/4

14:45-20:45

2 stops7h 00m

London Heathrow

Sat 2/5

15:30-21:55

1 stop5h 25m

$371

TriesteLondon

TRS - LHR

TRSLHR

Trieste Ronchi dei Legionari

Thu 18/6

14:40-20:45

2 stops7h 05m

London Heathrow

Tue 23/6

13:40-22:25

2 stops7h 45m

$397

TriesteMelbourne

TRS - MEL

TRSMEL

Trieste Ronchi dei Legionari

Thu 12/3

11:10-05:00

3 stops31h 50m

Melbourne

Thu 19/3

13:10-14:05

3 stops34h 55m

$2,230

Flights are sorted by cheapest return flights first.

Deals found on 26/1

Showing 1-10 of 20 results
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Best time to book a flight from Trieste

Have a flexible travel schedule? Discover the best time to fly from Trieste with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Trieste

Get recent, data-driven insights about flights from Trieste including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Trieste?

Currently, January is the cheapest month in which you can book a flight from Trieste (average of $102). Flying from Trieste in August will prove the most costly (average of $268). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Related info for your journey

Access useful and relevant information related to your journey from Trieste. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 28 January 2026.

  • What are the most popular destinations to fly to from Trieste?

    For the current month, the most popular flights from Trieste are Palermo, Bangkok Suvarnabhumi Airport, New York. Rome, Palermo, Catania are the most popular locations from Trieste year round.

  • What is the cheapest month to fly from Trieste?

    Currently, the cheapest month for flights from Trieste is January. The most expensive month for flights is August. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Trieste?

    Deals for flights from Trieste are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from Trieste?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Trieste for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Trieste with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Trieste, users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from Trieste become cheaper?

    Of course! You can now track prices for flights from Trieste and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Trieste?

Deals for flights from Trieste are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Trieste?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Trieste for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Trieste with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Trieste, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Trieste become cheaper?

Of course! You can now track prices for flights from Trieste and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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