$136 Cheap Flights from Trieste (TRS) to Düsseldorf (DUS)

View $136 flight on Fri, Mar 27, 2026Opens in a new window

Popular airlines from Friuli Venezia Giulia Airport (TRS) to Düsseldorf Intl. Airport (DUS)

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Cheap Flights from Trieste to Düsseldorf (TRS-DUS)

Prices were available within the past 7 days and start at $136 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

ITA Airways
Mon, Mar 23 - Tue, Mar 24
TRS
Trieste
DUS
Düsseldorf
$279 Roundtrip, found 6 days ago
$279
Roundtrip
found 6 days ago
Select ITA Airways flight, departing Mon, Mar 23 from Trieste to Düsseldorf, returning Tue, Mar 24, priced at $279 found 6 days ago
ITA Airways
Mon, Mar 9 - Tue, Mar 10
TRS
Trieste
DUS
Düsseldorf
$280 Roundtrip, found 6 hours ago
$280
Roundtrip
found 6 hours ago
Select ITA Airways flight, departing Mon, Mar 9 from Trieste to Düsseldorf, returning Tue, Mar 10, priced at $280 found 6 hours ago
ITA Airways
Wed, Mar 4 - Fri, Mar 6
TRS
Trieste
DUS
Düsseldorf
$296 Roundtrip, found 3 days ago
$296
Roundtrip
found 3 days ago
Select ITA Airways flight, departing Wed, Mar 4 from Trieste to Düsseldorf, returning Fri, Mar 6, priced at $296 found 3 days ago
ITA Airways
Tue, Mar 24 - Wed, Mar 25
TRS
Trieste
DUS
Düsseldorf
$297 Roundtrip, found 6 days ago
$297
Roundtrip
found 6 days ago
Select ITA Airways flight, departing Tue, Mar 24 from Trieste to Düsseldorf, returning Wed, Mar 25, priced at $297 found 6 days ago
Lufthansa
Wed, Mar 25 - Tue, Mar 31
TRS
Trieste
DUS
Düsseldorf
$304 Roundtrip, found 6 days ago
$304
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, Mar 25 from Trieste to Düsseldorf, returning Tue, Mar 31, priced at $304 found 6 days ago
ITA Airways
Tue, Mar 10 - Wed, Mar 11
TRS
Trieste
DUS
Düsseldorf
$316 Roundtrip, found 6 hours ago
$316
Roundtrip
found 6 hours ago
Select ITA Airways flight, departing Tue, Mar 10 from Trieste to Düsseldorf, returning Wed, Mar 11, priced at $316 found 6 hours ago
ITA Airways
Tue, Mar 10 - Wed, Mar 11
TRS
Trieste
DUS
Düsseldorf
$318 Roundtrip, found 6 hours ago
$318
Roundtrip
found 6 hours ago
Select ITA Airways flight, departing Tue, Mar 10 from Trieste to Düsseldorf, returning Wed, Mar 11, priced at $318 found 6 hours ago
ITA Airways
Tue, Mar 10 - Wed, Mar 11
TRS
Trieste
DUS
Düsseldorf
$319 Roundtrip, found 6 hours ago
$319
Roundtrip
found 6 hours ago
Select ITA Airways flight, departing Tue, Mar 10 from Trieste to Düsseldorf, returning Wed, Mar 11, priced at $319 found 6 hours ago
KLM
Mon, Mar 16 - Tue, Mar 17
TRS
Trieste
DUS
Düsseldorf
$491 Roundtrip, found 5 hours ago
$491
Roundtrip
found 5 hours ago
Select KLM flight, departing Mon, Mar 16 from Trieste to Düsseldorf, returning Tue, Mar 17, priced at $491 found 5 hours ago
Air France
Sun, Mar 8 - Mon, Mar 9
TRS
Trieste
DUS
Düsseldorf
$1,046 Roundtrip, found 5 hours ago
$1,046
Roundtrip
found 5 hours ago
Select Air France flight, departing Sun, Mar 8 from Trieste to Düsseldorf, returning Mon, Mar 9, priced at $1,046 found 5 hours ago

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Frequently asked questions

How much does a flight from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS) cost?
Lock in a cheap one-way flight from $136 or cheap return flight from $279 from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS) 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 Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS)?
Planning your getaway for March is a good way to save, as it's the cheapest month for flights between TRS and DUS. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest TRS to DUS flight.
How many flights per day from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS)?
There aren't any daily nonstop flights available from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from TRS to DUS?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on various factors, including the season and airline.*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 Duesseldorf Intl. Airport (DUS)?
Select a flight from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be 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 Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS) last-minute?
Booking your ticket from TRS to DUS right before your getaway is typically more expensive. However, if there's some wiggle room with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a TRS to DUS flight and hotel package?
Compared with arranging flights and hotels separately, booking a TRS to DUS flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the stress out of travel planning. Just pick your flights and select from our extensive range of hotels, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Friuli Venezia Giulia Airport (TRS) to Duesseldorf Intl. Airport (DUS)?
If you booked your TRS to DUS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Friuli Venezia Giulia
Destination airport
Düsseldorf Intl.
Roundtrip price
$278
Distance
486 mi

Book with confidence

Trieste to Düsseldorf Flights

The cheapest times to fly from Trieste to Düsseldorf

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

 

The best time to book a flight from Trieste to Düsseldorf

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

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 Düsseldorf in 2026. You can also book with separate airlines for your outbound and return journeys, from $136 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 Düsseldorf 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 Düsseldorf 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 Düsseldorf Flights

*Flight schedules are subject to change.

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