HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trieste

$721+ Cheap flights from Indiana 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
IND — TRS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Indiana to Trieste with Cheapflights

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 Indiana to Trieste

Keep the following information in mind while searching for Indiana to Trieste flight deals. Data was last updated July 31, 2025.

Round-trip from

$721
(Lufthansa)
From Indiana to Trieste Ronchi dei Legionari
Search Deals

Find flight deals from Indiana to Trieste

Cheapest flights from Indiana to Trieste
Explore the most affordable flight options available from Indiana to Trieste. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Lufthansa deal was found by Cheapflights users on 7/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:35 pmSDF - TRS
2 stops17h 30mLufthansa
Sun 11/162:45 pmTRS - SDF
2 stops37h 44mLufthansa
Deal found 7/30$721
This oojo deal was found by Cheapflights users on 7/31. 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.
Sat 11/158:20 pmORD - TRS
2 stops19h 35mMultiple Airlines
Sat 11/223:15 pmTRS - ORD
2 stops25h 50mMultiple Airlines
Deal found 7/31$779
This lol.travel deal was found by Cheapflights users on 7/30. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/173:00 pmORD - TRS
1 stop20h 30mITA Airways
Fri 8/226:35 amTRS - ORD
1 stop13h 35mITA Airways
Deal found 7/30$794
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:35 pmIND - TRS
2 stops36h 30mLufthansa
Sat 9/206:30 amTRS - IND
2 stops23h 29mLufthansa
Deal found 7/30$873
This Lufthansa deal was found by Cheapflights users on 7/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:20 pmORD - TRS
1 stop14h 45mLufthansa
Sun 12/72:45 pmTRS - ORD
1 stop12h 20mLufthansa
Deal found 7/28$902
This KAYAK deal was found by Cheapflights users on 7/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/176:00 pmORD - TRS
2 stops45h 55mTAP AIR PORTUGAL
Wed 8/276:35 amTRS - ORD
2 stops37h 15mTAP AIR PORTUGAL
Deal found 7/29$906
This Turkish Airlines deal was found by Cheapflights users on 7/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:50 amORD - TRS
2 stops23h 40mTurkish Airlines
Sun 12/711:15 amTRS - ORD
2 stops53h 50mTurkish Airlines
Deal found 7/30$945
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/191:08 pmMDW - TRS
2 stops38h 17mDelta
Wed 8/276:35 amTRS - MDW
2 stops22h 09mDelta
Deal found 7/29$1,021
This KAYAK deal was found by Cheapflights users on 7/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/127:25 pmORD - TRS
2 stops16h 05mIcelandair
Tue 8/1911:15 amTRS - ORD
2 stops17h 00mIcelandair
Deal found 7/29$1,043
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1310:14 amSDF - TRS
2 stops30h 11mMultiple Airlines
Sat 9/206:30 amTRS - SDF
3 stops32h 49mMultiple Airlines
Deal found 7/30$1,159

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Indiana to Trieste that are best for you.

Fly from

Indiana

Fly to

Trieste

Route

Depart

Return

Price

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Wed 11/12

2:35 pm-2:05 pm

2 stops17h 30m

Trieste Ronchi dei Legionari

Sun 11/16

2:45 pm-10:29 pm

2 stops37h 44m

$721

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sat 11/15

8:20 pm-10:55 pm

2 stops19h 35m

Trieste Ronchi dei Legionari

Sat 11/22

3:15 pm-10:05 am

2 stops25h 50m

$779

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sun 8/17

3:00 pm-6:30 pm

1 stop20h 30m

Trieste Ronchi dei Legionari

Fri 8/22

6:35 am-1:10 pm

1 stop13h 35m

$794

IndianapolisTrieste

IND - TRS

INDTRS

Indianapolis

Sat 9/6

7:35 pm-2:05 pm

2 stops36h 30m

Trieste Ronchi dei Legionari

Sat 9/20

6:30 am-11:59 pm

2 stops23h 29m

$873

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Wed 12/3

4:20 pm-2:05 pm

1 stop14h 45m

Trieste Ronchi dei Legionari

Sun 12/7

2:45 pm-8:05 pm

1 stop12h 20m

$902

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Sun 8/17

6:00 pm-10:55 pm

2 stops45h 55m

Trieste Ronchi dei Legionari

Wed 8/27

6:35 am-12:50 pm

2 stops37h 15m

$906

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Wed 12/3

11:50 am-6:30 pm

2 stops23h 40m

Trieste Ronchi dei Legionari

Sun 12/7

11:15 am-10:05 am

2 stops53h 50m

$945

ChicagoTrieste

MDW - TRS

MDWTRS

Chicago Midway

Tue 8/19

1:08 pm-10:25 am

2 stops38h 17m

Trieste Ronchi dei Legionari

Wed 8/27

6:35 am-9:44 pm

2 stops22h 09m

$1,021

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Tue 8/12

7:25 pm-6:30 pm

2 stops16h 05m

Trieste Ronchi dei Legionari

Tue 8/19

11:15 am-9:15 pm

2 stops17h 00m

$1,043

LouisvilleTrieste

SDF - TRS

SDFTRS

Louisville Intl

Sat 9/13

10:14 am-10:25 pm

2 stops30h 11m

Trieste Ronchi dei Legionari

Sat 9/20

6:30 am-9:19 am

3 stops32h 49m

$1,159

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Indiana to Trieste

Have a flexible travel schedule? Discover the best time to fly to Trieste from Indiana 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 Indiana to Trieste
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Trieste

Get insights into the airlines that provide service to Trieste. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trieste. Reviews last updated July 31, 2025.
Peruse reviews from past customers who have flown with Delta, Turkish Airlines, and TAP AIR PORTUGAL from Indiana to Trieste to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,933 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
TAP AIR PORTUGAL
7.1
Good
1,933 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Icelandair
7.0
Good
520 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,275 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Indiana to Trieste. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Trieste from Indiana?

    If you book a flight to Trieste from Indiana, you will be flying to Ronchi dei Legionari, which is the city’s only airport. Trieste Ronchi dei Legionari (TRS) is located 18.2 mi from the center of Trieste.

  • What are the most popular routes from Indiana to Trieste?

    When deciding which route to take from Indiana to Trieste consider Chicago O'Hare Intl - Trieste Ronchi dei Legionari, Chicago Midway - Trieste Ronchi dei Legionari or Louisville Intl - Trieste Ronchi dei Legionari as they are the most popular.

  • Can I find deals for flights from Indiana to Trieste that include hotel bookings?

    Yes. In addition to deals on Indiana to Trieste flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indiana to Trieste?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indiana to Trieste.

  • Can I find deals for business class flights from Indiana to Trieste?

    Yes. Cheapflights offers flight deals from Indiana to Trieste by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Indiana to Trieste

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Vicenza flights
Newark to Vicenza flights
Dulles Intl to Vicenza flights
Los Angeles to Vicenza flights
LaGuardia to Vicenza flights
Atlanta to Vicenza flights
Boston to Vicenza flights
Philadelphia to Vicenza flights
Dallas/Fort Worth to Vicenza flights
San Francisco to Vicenza flights
Seattle to Vicenza flights
O'Hare Intl to Vicenza flights
Hobby to Vicenza flights
Miami to Vicenza flights
Reagan-National to Vicenza flights
Ontario to Vicenza flights
Minneapolis to Vicenza flights
Denver to Vicenza flights
Sky Harbor Intl to Vicenza flights
Baltimore to Vicenza flights
Orlando to Vicenza flights
Portland to Vicenza flights
St. Louis to Vicenza flights
Love Field to Vicenza flights
Austin to Vicenza flights
Fort Lauderdale to Vicenza flights
George Bush Intcntl to Vicenza flights
Raleigh to Vicenza flights
Charlotte to Vicenza flights
Indianapolis to Vicenza flights
Detroit to Vicenza flights
Tampa to Vicenza flights
Santa Ana to Vicenza flights
San Diego to Vicenza flights
San Antonio to Vicenza flights
New Orleans to Vicenza flights
Burbank to Vicenza flights
Green Bay to Vicenza flights
Cincinnati to Vicenza flights
Midway to Vicenza flights
Nashville to Vicenza flights
Pittsburgh to Vicenza flights
Sarasota to Vicenza flights
John F Kennedy Intl to Trieste flights
Syracuse to Vicenza flights
Cleveland to Vicenza flights
Kansas City to Vicenza flights
Los Angeles to Trieste flights
Norfolk to Vicenza flights
Salt Lake City to Vicenza flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.