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Cheap flights from Indiana to Trieste from $829

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indiana to Trieste departing on 5/27. 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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0 bags

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Find the cheapest flights from Indiana to Trieste

Cheap round-trip flights

Enter your travel dates to find the best prices.
ITA Airways Logo
9:17 am - 10:25 am
ORD
-
TRS
18h 08m2 stops
ITA Airways Logo
6:35 am - 5:35 pm
TRS
-
ORD
18h 00m2 stops
$845ITA Airways
Wed, Mar 4 - Sun, Mar 8
Icelandair Logo
7:25 pm - 6:30 pm
ORD
-
TRS
16h 05m2 stops
Icelandair Logo
11:15 am - 9:25 pm
TRS
-
ORD
17h 10m2 stops
$953Icelandair
Mon, Jun 1 - Fri, Jun 12
Icelandair Logo
10:25 pm - 6:30 pm
ORD
-
TRS
37h 05m2 stops
Icelandair Logo
11:15 am - 9:25 pm
TRS
-
ORD
17h 10m2 stops
$955Icelandair
Sun, May 31 - Fri, Jun 12
Icelandair Logo
7:25 pm - 6:30 pm
ORD
-
TRS
16h 05m2 stops
Icelandair Logo
11:15 am - 6:15 pm
TRS
-
ORD
38h 00m2 stops
$1,003Icelandair
Mon, Jun 1 - Sat, Jun 13
Icelandair Logo
10:25 pm - 6:30 pm
ORD
-
TRS
37h 05m2 stops
Icelandair Logo
11:15 am - 6:15 pm
TRS
-
ORD
38h 00m2 stops
$1,005Icelandair
Sun, May 31 - Sat, Jun 13
Turkish Airlines Logo
11:50 am - 10:55 pm
ORD
-
TRS
28h 05m2 stops
Turkish Airlines Logo
3:15 pm - 10:05 am
TRS
-
ORD
25h 50m2 stops
$1,017Turkish Airlines
Sat, Feb 7 - Sat, Feb 14
Turkish Airlines Logo
8:20 pm - 10:55 pm
ORD
-
TRS
19h 35m2 stops
Turkish Airlines Logo
6:35 am - 10:05 am
TRS
-
ORD
34h 30m2 stops
$1,057Turkish Airlines
Sat, Feb 7 - Sat, Feb 14
United Airlines Logo
2:30 pm - 10:25 am
SDF
-
TRS
13h 55m2 stops
United Airlines Logo
6:35 am - 7:42 pm
TRS
-
SDF
19h 07m2 stops
$1,480United Airlines
Mon, Apr 13 - Sun, Apr 26
United Airlines Logo
12:24 pm - 10:25 am
IND
-
TRS
16h 01m2 stops
United Airlines Logo
6:35 am - 7:02 pm
TRS
-
IND
18h 27m2 stops
$2,110United Airlines
Wed, Feb 4 - Sun, Feb 8
United Airlines Logo
1:50 pm - 10:25 am
SDF
-
TRS
14h 35m2 stops
United Airlines Logo
6:35 am - 7:43 pm
TRS
-
SDF
19h 08m2 stops
$2,146United Airlines
Wed, Feb 4 - Sun, Feb 8

Icelandair flights from Indiana to Trieste

Our best Icelandair deals on Indiana to Trieste flight tickets
Icelandair
Jun 1
ORD7:25 pmChicago O'Hare Intl
16h 05m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Jun 12
TRS11:15 amTrieste Ronchi dei Legionari
17h 10m
2 stops
ORD9:25 pmChicago O'Hare Intl
$953
Icelandair
May 31
ORD10:25 pmChicago O'Hare Intl
37h 05m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Jun 12
TRS11:15 amTrieste Ronchi dei Legionari
17h 10m
2 stops
ORD9:25 pmChicago O'Hare Intl
$955
Icelandair
Jun 1
ORD7:25 pmChicago O'Hare Intl
16h 05m
2 stops
TRS6:30 pmTrieste Ronchi dei Legionari
Jun 13
TRS11:15 amTrieste Ronchi dei Legionari
38h 00m
2 stops
ORD6:15 pmChicago O'Hare Intl
$1,003

ITA Airways flights from Indiana to Trieste

Our best ITA Airways deals on Indiana to Trieste flight tickets
ITA Airways
Mar 4
ORD9:17 amChicago O'Hare Intl
18h 08m
2 stops
TRS10:25 amTrieste Ronchi dei Legionari
Mar 8
TRS6:35 amTrieste Ronchi dei Legionari
18h 00m
2 stops
ORD5:35 pmChicago O'Hare Intl
$845
ITA Airways
May 31
ORD3:00 pmChicago O'Hare Intl
24h 55m
1 stop
TRS10:55 pmTrieste Ronchi dei Legionari
Jun 12
TRS6:35 amTrieste Ronchi dei Legionari
13h 35m
1 stop
ORD1:10 pmChicago O'Hare Intl
$1,300
ITA Airways
May 31
ORD3:00 pmChicago O'Hare Intl
16h 30m
1 stop
TRS2:30 pmTrieste Ronchi dei Legionari
Jun 14
TRS6:35 amTrieste Ronchi dei Legionari
13h 35m
1 stop
ORD1:10 pmChicago O'Hare Intl
$1,350

momondo Fare Finder

 
Customize your flight search to find flights from Indiana 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 January 12, 2026.
Use the filters below to find and compare flights from Indiana to Trieste that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Wed 3/4

9:17 am-10:25 am

2 stops18h 08m

Trieste Ronchi dei Legionari

Sun 3/8

6:35 am-5:35 pm

2 stops18h 00m

$845

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Mon 6/1

7:25 pm-6:30 pm

2 stops16h 05m

Trieste Ronchi dei Legionari

Fri 6/12

11:15 am-9:25 pm

2 stops17h 10m

$953

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sun 5/31

10:25 pm-6:30 pm

2 stops37h 05m

Trieste Ronchi dei Legionari

Fri 6/12

11:15 am-9:25 pm

2 stops17h 10m

$955

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Mon 6/1

7:25 pm-6:30 pm

2 stops16h 05m

Trieste Ronchi dei Legionari

Sat 6/13

11:15 am-6:15 pm

2 stops38h 00m

$1,003

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sun 5/31

10:25 pm-6:30 pm

2 stops37h 05m

Trieste Ronchi dei Legionari

Sat 6/13

11:15 am-6:15 pm

2 stops38h 00m

$1,005

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sat 2/7

11:50 am-10:55 pm

2 stops28h 05m

Trieste Ronchi dei Legionari

Sat 2/14

3:15 pm-10:05 am

2 stops25h 50m

$1,017

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sat 2/7

8:20 pm-10:55 pm

2 stops19h 35m

Trieste Ronchi dei Legionari

Sat 2/14

6:35 am-10:05 am

2 stops34h 30m

$1,057

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Mon 4/13

2:30 pm-10:25 am

2 stops13h 55m

Trieste Ronchi dei Legionari

Sun 4/26

6:35 am-7:42 pm

2 stops19h 07m

$1,480

IndianapolisTrieste

IND - TRS

INDTRS

Indianapolis

Wed 2/4

12:24 pm-10:25 am

2 stops16h 01m

Trieste Ronchi dei Legionari

Sun 2/8

6:35 am-7:02 pm

2 stops18h 27m

$2,110

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Wed 2/4

1:50 pm-10:25 am

2 stops14h 35m

Trieste Ronchi dei Legionari

Sun 2/8

6:35 am-7:43 pm

2 stops19h 08m

$2,146

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Trieste from

How to get the cheapest flight ticket from Indiana 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 is the cheapest airline that flies from Indiana to Trieste Ronchi dei Legionari?

ITA Airways, Icelandair, and Lufthansa are the most popular carriers operating from Indiana to Trieste Ronchi dei Legionari

What airlines fly to Trieste?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Trieste from Indiana according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 5 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

Cheap Indiana to Trieste flight deals and tips

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

Fastest flight time

13h 45m

Direct flights

None
The fastest flight from Indiana to Trieste takes 13h 45m
There are no direct flights from Indiana to Trieste. There are no popular flight routes from Indiana to Trieste.
Search flight deals

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

    Prices for flights from Indiana to Trieste Ronchi dei Legionari Airport refresh daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indiana 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
Udine
Grado

Why use momondo?

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

It is quick and easy to find Indiana to Trieste flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Trieste that suits you.

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

Flights from Indiana to Trieste with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Indiana to Trieste flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Indiana to Trieste flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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
United Airlines
Delta
American Airlines
British Airways
KLM