How do I get Price Alerts for flights from Trieste to Illinois?

Confirm your travel details to search for the latest offers for flights from Trieste to Illinois . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Trieste to Illinois with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

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

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

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 Trieste Ronchi dei Legionari Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$843 Cheap Flights from Trieste to Illinois in 2026/27

Find the cheapest flights from Trieste to Illinois

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:35 am - 9:43 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

22h 08m2 stops Rome Fiumicino New York John F Kennedy Intl

1:30 pm - 2:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

18h 00m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

$843KLM

Thu, Nov 5 - Mon, Nov 9

6:35 am - 4:32 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

16h 57m2 stops Rome Fiumicino Detroit Metropolitan Wayne County

3:59 pm - 2:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

15h 31m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

$845Air France

Fri, Nov 6 - Tue, Nov 10

6:35 am - 11:57 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

24h 22m2 stops Rome Fiumicino Atlanta Hartsfield-Jackson

11:35 am - 10:55 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

28h 20m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

$956Air France

Thu, Nov 5 - Mon, Nov 9

6:35 am - 5:20 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

17h 45m2 stops Rome Fiumicino Reykjavik Keflavik Intl

6:30 pm - 6:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

17h 00m2 stops Reykjavik Keflavik Intl Rome Fiumicino

$972Multiple Airlines

Sat, Jan 9 - Sat, Jan 30

3:15 pm - 2:00 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

29h 45m2 stops Rome Fiumicino Vienna Intl

3:40 pm - 2:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

15h 50m1 stop Rome Fiumicino

$980Multiple Airlines

Fri, Nov 6 - Tue, Nov 10

6:35 am - 5:20 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

17h 45m3 stops Rome Fiumicino Paris Charles de Gaulle Reykjavik Keflavik Intl

6:30 pm - 10:55 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

21h 25m3 stops Reykjavik Keflavik Intl Paris Charles de Gaulle Rome Fiumicino

$981Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

3:15 pm - 6:20 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

34h 05m3 stops Rome Fiumicino Milan Linate Dublin

3:55 pm - 8:05 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

21h 10m2 stops Dublin Milan Linate

$993Multiple Airlines

Fri, Nov 6 - Tue, Nov 10

4:50 pm - 2:10 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

52h 20m2 stops Charleroi Brussels Dublin

3:55 pm - 10:15 amORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

11h 20m1 stop Dublin

$1,010Multiple Airlines

Sun, Dec 6 - Sun, Dec 13

3:15 pm - 1:10 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

28h 55m2 stops Rome Fiumicino Frankfurt am Main

3:40 pm - 10:25 amORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

11h 45m1 stop Rome Fiumicino

$1,020Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

11:15 am - 2:00 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

33h 45m3 stops Rome Fiumicino Barcelona-El Prat Vienna Intl

3:45 pm - 10:25 amORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

35h 40m3 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat Rome Fiumicino

$1,029Multiple Airlines

Sun, Dec 6 - Sun, Dec 13

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United Airlines flights from Trieste to Illinois

Our best United Airlines deals on Trieste to Illinois flight tickets

United Airlines

Nov 7

TRS6:35 amTrieste Ronchi dei Legionari

13h 35m

1 stop

ORD1:10 pmChicago O'Hare Intl

Nov 22

ORD12:59 pmChicago O'Hare Intl

38h 26m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$1,211

United Airlines

Nov 5

TRS6:35 amTrieste Ronchi dei Legionari

13h 35m

1 stop

ORD1:10 pmChicago O'Hare Intl

Nov 9

ORD7:00 amChicago O'Hare Intl

44h 25m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$1,875

United Airlines

Nov 5

TRS6:35 amTrieste Ronchi dei Legionari

13h 35m

1 stop

ORD1:10 pmChicago O'Hare Intl

Nov 9

ORD3:40 pmChicago O'Hare Intl

11h 45m

1 stop

TRS10:25 amTrieste Ronchi dei Legionari

$1,878

KLM flights from Trieste to Illinois

Our best KLM deals on Trieste to Illinois flight tickets

KLM

Nov 5

TRS6:35 amTrieste Ronchi dei Legionari

22h 08m

2 stops

ORD9:43 pmChicago O'Hare Intl

Nov 9

ORD1:30 pmChicago O'Hare Intl

18h 00m

2 stops

TRS2:30 pmTrieste Ronchi dei Legionari

$843

KLM

Dec 20

TRS6:35 amTrieste Ronchi dei Legionari

17h 18m

2 stops

ORD4:53 pmChicago O'Hare Intl

Jan 2

ORD1:26 pmChicago O'Hare Intl

18h 04m

2 stops

TRS2:30 pmTrieste Ronchi dei Legionari

$1,074

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Thu 11/5

6:35 am-9:43 pm

2 stops22h 08m

Chicago O'Hare Intl

Mon 11/9

1:30 pm-2:30 pm

2 stops18h 00m

$843

Quickest round-trip

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Fri 11/6

6:35 am-4:32 pm

2 stops16h 57m

Chicago O'Hare Intl

Tue 11/10

3:59 pm-2:30 pm

2 stops15h 31m

$845

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Thu 11/5

6:35 am-11:57 pm

2 stops24h 22m

Chicago O'Hare Intl

Mon 11/9

11:35 am-10:55 pm

2 stops28h 20m

$956

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Sat 1/9

6:35 am-5:20 pm

2 stops17h 45m

Chicago O'Hare Intl

Sat 1/30

6:30 pm-6:30 pm

2 stops17h 00m

$972

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Fri 11/6

3:15 pm-2:00 pm

2 stops29h 45m

Chicago O'Hare Intl

Tue 11/10

3:40 pm-2:30 pm

1 stop15h 50m

$980

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Thu 11/5

6:35 am-5:20 pm

3 stops17h 45m

Chicago O'Hare Intl

Mon 11/9

6:30 pm-10:55 pm

3 stops21h 25m

$981

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Fri 11/6

3:15 pm-6:20 pm

3 stops34h 05m

Chicago O'Hare Intl

Tue 11/10

3:55 pm-8:05 pm

2 stops21h 10m

$993

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Sun 12/6

4:50 pm-2:10 pm

2 stops52h 20m

Chicago O'Hare Intl

Sun 12/13

3:55 pm-10:15 am

1 stop11h 20m

$1,010

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Thu 11/5

3:15 pm-1:10 pm

2 stops28h 55m

Chicago O'Hare Intl

Mon 11/9

3:40 pm-10:25 am

1 stop11h 45m

$1,020

TriesteChicago

TRS Trieste Ronchi dei Legionari - ORD Chicago O'Hare Intl

TRSORD

Trieste Ronchi dei Legionari

Sun 12/6

11:15 am-2:00 pm

3 stops33h 45m

Chicago O'Hare Intl

Sun 12/13

3:45 pm-10:25 am

3 stops35h 40m

$1,029

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Trieste to Illinois flight deals and tips

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

Best Price Found	$843
Fastest flight time	13h 35m
Direct flights	None

The best flight deal from Trieste to Illinois found on momondo in the last 72 hours is $843

The fastest flight from Trieste to Illinois takes 13h 35m

There are no direct flights from Trieste to Illinois. There are no popular flight routes from Trieste to Illinois.

Search flight deals

Frequently asked questions about flying from Trieste to Illinois

When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to Illinois?
Prices for flights from Trieste Ronchi dei Legionari Airport to Illinois refresh daily.
How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to Illinois?
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 Trieste Ronchi dei Legionari Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Trieste to Illinois

How do I get Price Alerts for flights from Trieste to Illinois?
Confirm your travel details to search for the latest offers for flights from Trieste to Illinois. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Trieste to Illinois with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Trieste to Illinois. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Trieste to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Illinois from Trieste. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Trieste to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.