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Cheap flights from Detroit to Trieste from $701

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Trieste departing on 11/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Lufthansa Logo
4:15 pm - 1:55 pmDTW-TRS
15h 40m1 stop
Lufthansa Logo
6:10 am - 1:55 pmTRS-DTW
13h 45m1 stop
$701Lufthansa
Find Deal
Fri, Nov 7 - Tue, Nov 11
Lufthansa Logo
4:15 pm - 1:55 pmDTW-TRS
15h 40m1 stop
Lufthansa Logo
6:10 am - 1:55 pmTRS-DTW
13h 45m1 stop
$702Lufthansa
Find Deal
Fri, Nov 7 - Tue, Nov 11
Lufthansa Logo
4:15 pm - 1:55 pmDTW-TRS
15h 40m1 stop
Lufthansa Logo
6:10 am - 10:15 pmTRS-DTW
22h 05m2 stops
$711Lufthansa
Find Deal
Fri, Nov 7 - Tue, Nov 11
Lufthansa Logo
4:15 pm - 1:55 pmDTW-TRS
15h 40m1 stop
Lufthansa Logo
6:10 am - 10:15 pmTRS-DTW
22h 05m2 stops
$712Lufthansa
Find Deal
Fri, Nov 7 - Tue, Nov 11
Lufthansa Logo
4:00 pm - 2:05 pmDTW-TRS
16h 05m1 stop
Lufthansa Logo
2:45 pm - 10:22 pmTRS-DTW
37h 37m2 stops
$728Lufthansa
Find Deal
Tue, Aug 12 - Wed, Aug 20
Lufthansa Logo
4:15 pm - 1:55 pmDTW-TRS
15h 40m1 stop
Lufthansa Logo
2:45 pm - 10:15 pmTRS-DTW
37h 30m2 stops
$731Lufthansa
Find Deal
Fri, Nov 7 - Tue, Nov 11
Lufthansa Logo
4:00 pm - 3:00 pmDTW-TRS
17h 00m1 stop
Lufthansa Logo
6:30 am - 10:22 pmTRS-DTW
21h 52m2 stops
$732Lufthansa
Find Deal
Tue, Aug 12 - Tue, Aug 19
Lufthansa Logo
2:10 pm - 10:35 pmDTW-TRS
26h 25m2 stops
Lufthansa Logo
6:30 am - 10:22 pmTRS-DTW
21h 52m2 stops
$736Lufthansa
Find Deal
Tue, Aug 12 - Thu, Aug 21
Lufthansa Logo
4:00 pm - 3:00 pmDTW-TRS
17h 00m1 stop
Lufthansa Logo
6:30 am - 10:22 pmTRS-DTW
45h 52m2 stops
$788Lufthansa
Find Deal
Tue, Aug 12 - Sat, Aug 23
Logo
4:00 pm - 2:05 pmDTW-TRS
16h 05m1 stop
Logo
6:30 am - 3:29 pmTRS-DTW
14h 59m2 stops
$900
Find Deal
Fri, Sep 12 - Fri, Sep 19

Lufthansa flights from Detroit to Trieste

Our best Lufthansa deals on Detroit to Trieste flight tickets
Lufthansa
Nov 7
DTW4:15 pmDetroit Metropolitan Wayne County
15h 40m
1 stop
TRS1:55 pmTrieste Ronchi dei Legionari
Nov 11
TRS6:10 amTrieste Ronchi dei Legionari
13h 45m
1 stop
DTW1:55 pmDetroit Metropolitan Wayne County
$701
Find similar
Lufthansa
Nov 7
DTW4:15 pmDetroit Metropolitan Wayne County
15h 40m
1 stop
TRS1:55 pmTrieste Ronchi dei Legionari
Nov 11
TRS6:10 amTrieste Ronchi dei Legionari
13h 45m
1 stop
DTW1:55 pmDetroit Metropolitan Wayne County
$702
Find similar
Lufthansa
Nov 7
DTW4:15 pmDetroit Metropolitan Wayne County
15h 40m
1 stop
TRS1:55 pmTrieste Ronchi dei Legionari
Nov 11
TRS6:10 amTrieste Ronchi dei Legionari
22h 05m
2 stops
DTW10:15 pmDetroit Metropolitan Wayne County
$711
Find similar

Delta flights from Detroit to Trieste

Our best Delta deals on Detroit to Trieste flight tickets
Delta
Aug 10
DTW6:35 pmDetroit Metropolitan Wayne County
33h 50m
1 stop
TRS10:25 amTrieste Ronchi dei Legionari
Aug 22
TRS6:35 amTrieste Ronchi dei Legionari
24h 19m
2 stops
DTW12:54 amDetroit Metropolitan Wayne County
$1,265
Find similar
Delta
Aug 10
DTW12:45 pmDetroit Metropolitan Wayne County
39h 40m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Aug 22
TRS6:35 amTrieste Ronchi dei Legionari
22h 52m
2 stops
DTW11:27 pmDetroit Metropolitan Wayne County
$1,270
Find similar
Delta
Aug 10
DTW6:35 pmDetroit Metropolitan Wayne County
33h 50m
1 stop
TRS10:25 amTrieste Ronchi dei Legionari
Aug 19
TRS11:15 amTrieste Ronchi dei Legionari
32h 05m
1 stop
DTW1:20 pmDetroit Metropolitan Wayne County
$1,712
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Detroit to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Fri 11/7

4:15 pm-1:55 pm

1 stop15h 40m

Trieste Ronchi dei Legionari

Tue 11/11

6:10 am-1:55 pm

1 stop13h 45m

$701

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Fri 11/7

4:15 pm-1:55 pm

1 stop15h 40m

Trieste Ronchi dei Legionari

Tue 11/11

6:10 am-1:55 pm

1 stop13h 45m

$702

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Fri 11/7

4:15 pm-1:55 pm

1 stop15h 40m

Trieste Ronchi dei Legionari

Tue 11/11

6:10 am-10:15 pm

2 stops22h 05m

$711

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Fri 11/7

4:15 pm-1:55 pm

1 stop15h 40m

Trieste Ronchi dei Legionari

Tue 11/11

6:10 am-10:15 pm

2 stops22h 05m

$712

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Tue 8/12

4:00 pm-2:05 pm

1 stop16h 05m

Trieste Ronchi dei Legionari

Wed 8/20

2:45 pm-10:22 pm

2 stops37h 37m

$728

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Fri 11/7

4:15 pm-1:55 pm

1 stop15h 40m

Trieste Ronchi dei Legionari

Tue 11/11

2:45 pm-10:15 pm

2 stops37h 30m

$731

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Tue 8/12

4:00 pm-3:00 pm

1 stop17h 00m

Trieste Ronchi dei Legionari

Tue 8/19

6:30 am-10:22 pm

2 stops21h 52m

$732

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Tue 8/12

2:10 pm-10:35 pm

2 stops26h 25m

Trieste Ronchi dei Legionari

Thu 8/21

6:30 am-10:22 pm

2 stops21h 52m

$736

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Tue 8/12

4:00 pm-3:00 pm

1 stop17h 00m

Trieste Ronchi dei Legionari

Sat 8/23

6:30 am-10:22 pm

2 stops45h 52m

$788

DetroitTrieste

DTW - TRS

DTWTRS

Detroit Metropolitan Wayne County

Fri 9/12

4:00 pm-2:05 pm

1 stop16h 05m

Trieste Ronchi dei Legionari

Fri 9/19

6:30 am-3:29 pm

2 stops14h 59m

$900

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Trieste from

How to get the cheapest flight ticket from Detroit to Trieste

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Trieste?

Delta, Turkish Airlines and KLM are the top three most popular airlines that fly to Trieste from Detroit according to our data. Delta is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 6 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

When to book flights from Detroit to Trieste

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Trieste according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Trieste (DTT to TRS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Trieste

Best Price Found

$701

Fastest flight time

15h 40m

Direct flights

None

Airports in Trieste

1 airport
The best flight deal from Detroit to Trieste found on momondo in the last 72 hours is $701
The fastest flight from Detroit to Trieste takes 15h 40m
There are no direct flights from Detroit to Trieste. Popular non-direct route for this connection is Detroit Metropolitan Wayne County Airport - Trieste Ronchi dei Legionari Airport.
There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)
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  • How far is Detroit to Trieste Ronchi dei Legionari by plane?

    A flight from Detroit to Trieste Ronchi dei Legionari will travel around 4498.4 mi. In terms of flight time, this usually takes a little over 15h 40m.

  • When did momondo last update prices for flights from Detroit to Trieste Ronchi dei Legionari Airport?

    Prices for flights from Detroit to Trieste Ronchi dei Legionari Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Detroit to Trieste Ronchi dei Legionari Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Detroit to Trieste Ronchi dei Legionari Airport.

  • What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?

    The travel and health documents required for your trip to Trieste Ronchi dei Legionari Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Trieste Ronchi dei Legionari Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Trieste?

Book flights to Trieste if you plan to visit one of these locations
Grado
Udine

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Trieste?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Trieste for you.

Can I find flights from Detroit to Trieste with flexible booking policies on momondo?

Yes. All flights to Trieste from Detroit on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Detroit to Trieste?

Once you have performed a search for Detroit to Trieste flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Detroit to Trieste right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Trieste from Detroit. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Trieste trip

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Fly your favorite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
Delta
United Airlines
Turkish Airlines
Lufthansa
Frontier
British Airways
Qatar Airways
Spirit Airlines
Ryanair
Emirates
Alaska Airlines