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Did you mean flights from Trieste to Cologne-Bonn?
Germany
Cologne Bonn Airport (Köln/Bonn - Konrad Adenauer)
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Italy
Friuli Venezia Giulia Airport
At present, there are no direct flights from Cologne-Bonn to Trieste.
However, there are several flights from CGN to TRS with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from CGN to TRS, and to see what flight schedules are available.
Trieste is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Trieste any time of the year, but the best months to explore are from to and from to .

In total there are 2 airlines that cover the full route from Cologne-Bonn CGN to Trieste TRS. These airlines are:
All other flights from Cologne-Bonn to Trieste are operated by a combination of multiple carriers, which are listed below:
Unfortunately, there are no alliances that cover the full route (with 1 stopover) from Cologne-Bonn CGN to Trieste TRS at this moment.
You can fly the full journey from CGN to TRS in Economy only.
In total there are 6 aircraft types that cover the full route from Cologne-Bonn to Trieste. These aircrafts are:
All other flights from Cologne-Bonn to Trieste are operated by a combination of multiple aircraft types.
The distance between Cologne-Bonn and Trieste is 454 miles (730 kilometers).
However, because there are no direct flights between CGN and TRS, the distance of the full journey varies between 461 and 1,352 miles (or 742 and 2,176 kilometers), depending on your stopover airport.
Flights from Cologne-Bonn to Trieste take from 2 hours up to 4 hours and 25 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Trieste: Friuli Venezia Giulia Airport (TRS).
From 2 hours up to 4 hours and 25 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between CGN and TRS, the total distance of the full journey varies between 461 and 1,352 miles (or 742 and 2,176 kilometers), depending on your stopover airport.
Ryanair and Wizz Air Malta are flying the full route from Cologne-Bonn to Trieste.
Eurowings, Lufthansa City Airlines, Lufthansa, Sundair, ITA Airways and Ryanair UK operate several connecting flights, but only partly.
There are no alliances flying from Cologne-Bonn to Trieste at this moment.
You can fly the full route (with 1 stopover) in Economy only.
Aircraft types that fly the full route from Cologne-Bonn to Trieste (with 1 stopover):
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