$246 Cheap Flights from Trieste (TRS) to Cologne (CGN)

View $246 flight on Tue, Oct 21, 2025Opens in a new window

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

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Cheap Flights from Trieste to Cologne (TRS-CGN)

Prices were available within the past 7 days and start at $246 for one-way flights and $326 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$326 Roundtrip, found 3 days ago
$326
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $326 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$345 Roundtrip, found 3 days ago
$345
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $345 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$361 Roundtrip, found 3 days ago
$361
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $361 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$372 Roundtrip, found 3 days ago
$372
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $372 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$380 Roundtrip, found 3 days ago
$380
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $380 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$383 Roundtrip, found 3 days ago
$383
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $383 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$391 Roundtrip, found 3 days ago
$391
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $391 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$394 Roundtrip, found 3 days ago
$394
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $394 found 3 days ago
Lufthansa
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$397 Roundtrip, found 3 days ago
$397
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $397 found 3 days ago
ITA Airways
Tue, Oct 21 - Tue, Oct 28
TRS
Trieste
CGN
Cologne
$421 Roundtrip, found 3 days ago
$421
Roundtrip
found 3 days ago
Select ITA Airways flight, departing Tue, Oct 21 from Trieste to Cologne, returning Tue, Oct 28, priced at $421 found 3 days ago

Frequently asked questions

How much does a flight from Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN) cost?
Lock in a cheap one-way flight from $246 or cheap return flight from $326 from Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN) 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 Cologne - Bonn Airport (CGN)?
October is the cheapest month to fly from TRS to CGN. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest TRS to CGN flight.
How many flights per day from Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN)?
You'll have to book a flight with a layover if you're traveling from Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from TRS to CGN?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, season 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 Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN)?
To touch down at Cologne - Bonn Airport (CGN) without delays, pick a flight that takes off from Friuli Venezia Giulia Airport (TRS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Cologne - Bonn Airport (CGN) last-minute?
Holding off until right before your break to book a flight from TRS to CGN often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Keep your travel plans flexible for a better chance of getting a bargain.
Is it cheaper to book a TRS to CGN flight and hotel package?
You'll generally save money by booking a TRS to CGN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your preferred accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Friuli Venezia Giulia Airport (TRS) to Cologne - Bonn Airport (CGN)?
If you reserved your TRS to CGN flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Friuli Venezia Giulia
Destination airport
Cologne - Bonn
Roundtrip price
$326
Distance
455 mi
Average flight time
1 hour 35 mins

Book with confidence

Book with confidence

Trieste to Cologne Flights

The cheapest times to fly from Trieste to Cologne

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

 

The best time to book a flight from Trieste to Cologne

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

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 Cologne in 2025. You can also book with separate airlines for your outbound and return journeys, from $246 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 Cologne 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 Cologne 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.

 

Trieste to Cologne Flights

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*Available to One Key members.