TRS

Find Cheap Flights from Düsseldorf to Trieste – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Top routes
NRN - TRS
Cheapest • 26% average savings
DUS - TRS
Most popular
Insights
Insights
When to travel
May
Cheapest • 10% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Milan Linate (LIN)
Cheapest • Avg 245 € (return)
Frankfurt am Main (FRA)
Shortest trip • 4h 55m (one-way)
Insights
Insights
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Cheap Flights from Düsseldorf to Trieste

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Düsseldorf to Trieste

Multiple Airlines Logo
DU1  Birmingham Duddeston-TRS Trieste Ronchi dei Legionari
1250 kmmulti-stop
Multiple Airlines Logo
TRS  Trieste Ronchi dei Legionari-DU1 Birmingham Duddeston
1250 kmmulti-stop
Multiple Airlines
Booking Insights

Price, demand, and travel trends for Düsseldorf to Trieste flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Düsseldorf to Trieste?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Düsseldorf to Trieste. It's 22% cheaper than the average day, while Sunday is the most expensive, with prices 29% higher.

What is the cheapest month to fly from Düsseldorf to Trieste?

•May is the cheapest month to fly from Düsseldorf to Trieste at 239 € return.
•January (409 €) and October (370 €) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 71% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Düsseldorf to Trieste flights

Low season

March
Beat the crowds with an average 62% drop in travellers.
The most popular month to fly with an average 65% increase in travellers.

When to book flights from Düsseldorf to Trieste

Are your dates flexible? Find out the best times to travel from Düsseldorf to Trieste based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Düsseldorf to Trieste flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Düsseldorf to Trieste?

    Only Economy class is available on flights from Düsseldorf to Trieste.

  • How long is a flight from Düsseldorf to Trieste?

    There are currently no direct flights available from Düsseldorf to Trieste. Flights with 1 stopover take between 4h 55m and 6h 14m in total, depending on the connection.

  • Do I need a passport to fly from Düsseldorf to Trieste?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Düsseldorf to Trieste flight?

    Return flights from Düsseldorf to Trieste range from 226 € to 345 €, with an average of 264 € over the past 12 months. Anything below 226 € counts as a good deal.

  • Which airports can I use when flying from Düsseldorf to Trieste?

    Flights from Düsseldorf to Trieste may depart from several airports in Düsseldorf area, including Duesseldorf Intl (DUS) and Düsseldorf Weeze (NRN). Flights usually arrive at Trieste Ronchi dei Legionari (TRS).

  • Which airports do connecting flights from Düsseldorf to Trieste pass through?

    One-stop flights from Düsseldorf to Trieste most commonly connect through:

    • Frankfurt am Main (FRA) – 97% of one-stop connections
    • Milan Linate (LIN) – 3% of one-stop connections
    • Berlin Brandenburg (BER) – 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Düsseldorf to Trieste?

    Yes. Flexible dates can save you up to 40% on flights from Düsseldorf to Trieste. Thursday is the cheapest departure day at 207 € return on average, while Sunday is the most expensive at 343 €, a difference of 136 €.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Düsseldorf to Trieste?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time of 4h 55m, compared to 5h 49m via Berlin Brandenburg (BER) and 6h 14m via Milan Linate (LIN).

Your guide to booking Düsseldorf to Trieste flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average 207 €, which is about 136 € less than Sunday fares (40% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Düsseldorf to Trieste trip for May. Fares historically average 239 € return in that month – typically 170 € less than the most expensive month, which is January (based on the last 12 months).

More options for your flight from Düsseldorf to Trieste

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