$636+ Cheap flights from Detroit (DTT) to Trieste (TRS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — TRS
Jan 14 — Jan 211
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Detroit to Trieste
Cheapest flights from Detroit to TriesteExplore the most affordable flight options available from Detroit to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.
Explore the most affordable flight options available from Detroit to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:05 pmDTW - TRS
2 stops20h 50mMultiple Airlines
Sun 12/217:15 pmTRS - DTW
2 stops28h 55mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$1,965
This Gurufare deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:56 pmDTW - TRS
2 stops18h 09mLufthansa
Sun 12/213:00 pmTRS - DTW
1 stop28h 55mLufthansa
Deal found 12/15![Lufthansa logo]()
$2,962
Find flight deals from Detroit to Trieste
Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Trieste (TRS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 15, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $636 (Gotogate) |
Cheapflights Fare Finder
Customize your flight search to find flights from Detroit to Trieste that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Detroit to Trieste that are best for you.
Fly from
Detroit
Fly to
Trieste
Route
Depart
Return
Price
DetroitTrieste
DTW - TRS
DTWTRS
Detroit Metropolitan Wayne County
Tue 1/27
6:15 pm-10:40 pm
2 stops22h 25m
Trieste Ronchi dei Legionari
Tue 2/3
6:15 am-5:35 pm
2 stops17h 20m
$636
DetroitTrieste
DTW - TRS
DTWTRS
Detroit Metropolitan Wayne County
Thu 1/29
8:05 pm-10:55 pm
2 stops44h 50m
Trieste Ronchi dei Legionari
Mon 2/2
11:15 am-6:10 pm
2 stops60h 55m
$1,522
Compare providers for flights from Detroit to Trieste
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Trieste in December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Detroit-Trieste flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Detroit-Trieste flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Detroit-Trieste flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Detroit-Trieste flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Trieste flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Detroit to Trieste
Have a flexible travel schedule? Discover the best time to fly to Trieste from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Detroit to Trieste
What is the cheapest month to book a flight from Detroit to Trieste?
Currently, November is the cheapest month in which you can book a flight from Detroit to Trieste (average of $544). Flying from Detroit to Trieste in June is currently the most expensive (average of $1,068). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.