$188 Cheap Flights from Cologne (CGN) to Trieste (TRS)

View $188 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS)

Cheap Flights from Cologne to Trieste (CGN-TRS)

Prices were available within the past 7 days and start at $188 for one-way flights and $259 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$259 Roundtrip, found 4 days ago
$259
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $259 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$269 Roundtrip, found 4 days ago
$269
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $269 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $279 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$280 Roundtrip, found 4 days ago
$280
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $280 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$290 Roundtrip, found 4 days ago
$290
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $290 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$290 Roundtrip, found 4 days ago
$290
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $290 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$300 Roundtrip, found 4 days ago
$300
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $300 found 4 days ago
Lufthansa
Tue, Nov 11 - Tue, Nov 18
CGN
Cologne
TRS
Trieste
$313 Roundtrip, found 4 days ago
$313
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Tue, Nov 11 from Cologne to Trieste, returning Tue, Nov 18, priced at $313 found 4 days ago
ITA Airways
Thu, Nov 6 - Wed, Nov 12
CGN
Cologne
TRS
Trieste
$554 Roundtrip, found 3 days ago
$554
Roundtrip
found 3 days ago
Select ITA Airways flight, departing Thu, Nov 6 from Cologne to Trieste, returning Wed, Nov 12, priced at $554 found 3 days ago
Turkish Airlines
Fri, Oct 10 - Sun, Oct 12
CGN
Cologne
TRS
Trieste
$1,539 Roundtrip, found 4 days ago
$1,539
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Fri, Oct 10 from Cologne to Trieste, returning Sun, Oct 12, priced at $1,539 found 4 days ago

Frequently asked questions

How much does a flight from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS) cost?
Snag a cheap one-way flight from $188 or cheap return flight from $259 from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS)?
Flying in November may help you find better deals, as it's the cheapest month for flights between CGN and TRS. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from CGN to TRS. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS)?
There aren't any daily nonstop flights departing from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from CGN to TRS?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, airline 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 Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS)?
To avoid possible delays on the Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS) route, fly before 3 PM. Flights after this time have a 22% higher chance of being 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 Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS) last-minute?
Last-minute bookings from CGN to TRS are usually more expensive. To secure the lowest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may land a cheap ticket just before your departure.
Is it cheaper to book a CGN to TRS flight and hotel package?
Compared with arranging flights and hotels separately, booking a CGN to TRS flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the stress out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Friuli Venezia Giulia Airport (TRS)?
It's generally possible to cancel or reschedule your CGN to TRS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Cologne - Bonn
Destination airport
Friuli Venezia Giulia
Roundtrip price
$258
Distance
455 mi
Average flight time
1 hour 30 mins

Book with confidence

Book with confidence

Cologne to Trieste Flights

The cheapest times to fly from Cologne to Trieste

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

 

The best time to book a flight from Cologne to Trieste

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

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 Cologne to Trieste in 2025. You can also book with separate airlines for your outbound and return journeys, from $188 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 Cologne to Trieste 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 Cologne to Trieste 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.

 

Cologne to Trieste Flights

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*Available to One Key members.