How long does it take to fly to Trieste?

Average flight duration from Illinois to Trieste depends on which airport you fly into and out of. Flying from Chicago to Venice Marco Polo Airport is 13h 25m on average, while flying from Moline to Venice Marco Polo Airport is 16h 46m on average. Venice Marco Polo Airport is the most popular airport in Trieste.

What airlines fly to Trieste?

Turkish Airlines, United Airlines and Lufthansa are the top three most popular airlines that fly to Trieste from Illinois according to our data. Turkish Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Trieste. Keep in mind that there are 14 different airlines that fly to Trieste on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Illinois to Trieste Ronchi dei Legionari?

Lufthansa and Emirates are the most popular carriers operating from Illinois to Trieste Ronchi dei Legionari

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

Prices for flights from Illinois to Trieste Ronchi dei Legionari Airport are updated daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Trieste Ronchi dei Legionari Airport.

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

The required travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$315 Cheap Flights from Illinois to Trieste in 2025

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Find the cheapest flights from Illinois to Trieste

Round-trip

One-way

Cheap round-trip flights

7:50 pm - 10:25 amORD-TRS

31h 35m2 stops

3:15 pm - 9:40 amTRS-ORD

25h 25m2 stops

$807

Find Deal

Tue, Sep 23 - Wed, Oct 15

5:28 pm - 10:35 pmSTL-TRS

22h 07m2 stops

2:40 pm - 5:39 pmTRS-STL

32h 59m2 stops

$838Lufthansa

Find Deal

Tue, Oct 14 - Wed, Oct 29

12:25 pm - 2:05 pmSTL-TRS

18h 40m2 stops

2:40 pm - 5:39 pmTRS-STL

32h 59m2 stops

$840Lufthansa

Find Deal

Tue, Oct 14 - Wed, Oct 29

3:00 pm - 6:30 pmORD-TRS

20h 30m1 stop

6:35 am - 5:22 pmTRS-ORD

17h 47m2 stops

$858ITA Airways

Find Deal

Mon, Sep 22 - Thu, Oct 16

3:00 pm - 8:55 pmORD-TRS

22h 55m2 stops

6:35 am - 5:22 pmTRS-ORD

17h 47m2 stops

$945ITA Airways

Find Deal

Mon, Sep 22 - Thu, Oct 16

11:25 am - 2:30 pmORD-TRS

20h 05m2 stops

6:35 am - 9:40 amTRS-ORD

34h 05m2 stops

$1,174Turkish Airlines

Find Deal

Thu, Oct 9 - Tue, Oct 14

4:20 pm - 10:55 pmORD-TRS

47h 35m2 stops

7:25 pm - 1:20 pmTRS-ORD

24h 55m2 stops

$1,475Austrian Airlines

Find Deal

Fri, Sep 26 - Sun, Oct 5

8:35 pm - 6:30 pmORD-TRS

38h 55m2 stops

7:25 pm - 3:45 pmTRS-ORD

51h 20m2 stops

$2,110Emirates

Find Deal

Mon, Sep 15 - Mon, Oct 13

4:20 pm - 10:55 pmORD-TRS

23h 35m2 stops

7:15 pm - 1:20 pmTRS-ORD

25h 05m2 stops

$2,320Austrian Airlines

Find Deal

Mon, Aug 25 - Thu, Aug 28

8:35 pm - 11:15 pmORD-TRS

43h 40m2 stops

7:30 pm - 3:45 pmTRS-ORD

51h 15m2 stops

$3,554Emirates

Find Deal

Wed, Aug 27 - Sat, Aug 30

Lufthansa flights from Illinois to Trieste

Our best Lufthansa deals on Illinois to Trieste flight tickets

Lufthansa

Oct 14

STL5:28 pmLambert-St Louis

22h 07m

2 stops

TRS10:35 pmTrieste Ronchi dei Legionari

Oct 29

TRS2:40 pmTrieste Ronchi dei Legionari

32h 59m

2 stops

STL5:39 pmLambert-St Louis

$838

Find similar

Lufthansa

Oct 14

STL12:25 pmLambert-St Louis

18h 40m

2 stops

TRS2:05 pmTrieste Ronchi dei Legionari

Oct 29

TRS2:40 pmTrieste Ronchi dei Legionari

32h 59m

2 stops

STL5:39 pmLambert-St Louis

$840

Find similar

Lufthansa

Oct 14

STL12:25 pmLambert-St Louis

18h 40m

2 stops

TRS2:05 pmTrieste Ronchi dei Legionari

Oct 29

TRS2:40 pmTrieste Ronchi dei Legionari

32h 59m

2 stops

STL5:39 pmLambert-St Louis

$841

Find similar

Emirates flights from Illinois to Trieste

Our best Emirates deals on Illinois to Trieste flight tickets

Emirates

Sep 15

ORD8:35 pmChicago O'Hare Intl

38h 55m

2 stops

TRS6:30 pmTrieste Ronchi dei Legionari

Oct 13

TRS7:25 pmTrieste Ronchi dei Legionari

51h 20m

2 stops

ORD3:45 pmChicago O'Hare Intl

$2,110

Find similar

Emirates

Aug 27

ORD8:35 pmChicago O'Hare Intl

43h 40m

2 stops

TRS11:15 pmTrieste Ronchi dei Legionari

Aug 30

TRS7:30 pmTrieste Ronchi dei Legionari

51h 15m

2 stops

ORD3:45 pmChicago O'Hare Intl

$3,554

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Tue 9/23

7:50 pm-10:25 am

2 stops31h 35m

Trieste Ronchi dei Legionari

Wed 10/15

3:15 pm-9:40 am

2 stops25h 25m

$807

St. LouisTrieste

STL - TRS

STLTRS

Lambert-St Louis

Tue 10/14

5:28 pm-10:35 pm

2 stops22h 07m

Trieste Ronchi dei Legionari

Wed 10/29

2:40 pm-5:39 pm

2 stops32h 59m

$838

St. LouisTrieste

STL - TRS

STLTRS

Lambert-St Louis

Tue 10/14

12:25 pm-2:05 pm

2 stops18h 40m

Trieste Ronchi dei Legionari

Wed 10/29

2:40 pm-5:39 pm

2 stops32h 59m

$840

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Mon 9/22

3:00 pm-6:30 pm

1 stop20h 30m

Trieste Ronchi dei Legionari

Thu 10/16

6:35 am-5:22 pm

2 stops17h 47m

$858

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Mon 9/22

3:00 pm-8:55 pm

2 stops22h 55m

Trieste Ronchi dei Legionari

Thu 10/16

6:35 am-5:22 pm

2 stops17h 47m

$945

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Thu 10/9

11:25 am-2:30 pm

2 stops20h 05m

Trieste Ronchi dei Legionari

Tue 10/14

6:35 am-9:40 am

2 stops34h 05m

$1,174

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Fri 9/26

4:20 pm-10:55 pm

2 stops47h 35m

Trieste Ronchi dei Legionari

Sun 10/5

7:25 pm-1:20 pm

2 stops24h 55m

$1,475

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Mon 9/15

8:35 pm-6:30 pm

2 stops38h 55m

Trieste Ronchi dei Legionari

Mon 10/13

7:25 pm-3:45 pm

2 stops51h 20m

$2,110

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Mon 8/25

4:20 pm-10:55 pm

2 stops23h 35m

Trieste Ronchi dei Legionari

Thu 8/28

7:15 pm-1:20 pm

2 stops25h 05m

$2,320

ChicagoTrieste

ORD - TRS

ORDTRS

Chicago O'Hare Intl

Wed 8/27

8:35 pm-11:15 pm

2 stops43h 40m

Trieste Ronchi dei Legionari

Sat 8/30

7:30 pm-3:45 pm

2 stops51h 15m

$3,554

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Illinois 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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Trieste?

The cheapest day to depart on your flight to Trieste is on a Thursday when prices can be found for as low as $915. This is often the case because there is less demand to fly during this day of the week. Flights from Illinois to Trieste on a Saturday will generally be more expensive and average around $1,563. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Can stopping save me money on Illinois to Trieste flights?

You could potentially save up to 62% on your flight if you consider stops on a Illinois to Trieste flight.

Cheap Illinois to Trieste flight deals and tips

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

Best Price Found	$315
Fastest flight time	12h 25m
Direct flights	None
Airports in Trieste	1 airport

The best one-way flight to Trieste from Illinois in the past 72 hours is $315. The best round-trip flight deal from Illinois to Trieste found on momondo in the last 72 hours is $807.

The fastest flight from Illinois to Trieste takes 12h 25m

There are no direct flights from Illinois to Trieste. Popular non-direct routes for this connection are Chicago O'Hare Intl Airport - Trieste Ronchi dei Legionari Airport, Chicago Midway Airport - Trieste Ronchi dei Legionari Airport and Lambert-St Louis Airport - Trieste Ronchi dei Legionari Airport.

There is 1 airport near Trieste: Trieste Ronchi dei Legionari (TRS)

Search flight deals

When did momondo last update prices for flights from Illinois to Trieste Ronchi dei Legionari Airport?
Prices for flights from Illinois to Trieste Ronchi dei Legionari Airport are updated daily.
How old do you have to be to fly from Illinois to Trieste Ronchi dei Legionari Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Trieste Ronchi dei Legionari Airport.
What documentation or ID do you need to fly to Trieste Ronchi dei Legionari Airport?
The required travel and health documents for your Trieste Ronchi dei Legionari Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trieste Ronchi dei Legionari Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Udine

Why use momondo?

Why should I use momondo to find a flight deal from Illinois 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 Illinois to Trieste for you.

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

Yes. momondo allows you to filter the results for Illinois to Trieste flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Trieste.

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

If you are not ready to book a flight from Illinois to Trieste now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Trieste and let you know when they change.

An easier way to manage your Trieste trip

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Cheap flights from Illinois to Trieste from $315

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Trieste departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Illinois to Trieste

Cheap round-trip flights

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Lufthansa flights from Illinois to Trieste

Our best Lufthansa deals on Illinois to Trieste flight tickets

Emirates flights from Illinois to Trieste

Our best Emirates deals on Illinois to Trieste flight tickets

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How to get the cheapest flight ticket from Illinois 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 day to depart on your flight to Trieste?

Can stopping save me money on Illinois to Trieste flights?

You could potentially save up to 62% on your flight if you consider stops on a Illinois to Trieste flight.

What is the cheapest airline that flies from Illinois to Trieste Ronchi dei Legionari?

Lufthansa and Emirates are the most popular carriers operating from Illinois to Trieste Ronchi dei Legionari

What airlines fly to Trieste?

How long does it take to fly to Trieste?

Cheap Illinois to Trieste flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Trieste

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

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

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

Traveling to a place near Trieste?

Why use momondo?

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

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

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

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

An easier way to manage your Trieste trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Italy

Fly your favorite airline to Trieste

Airlines are sorted and displayed according to clicks in the past 7 days on momondo