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

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

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

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 Trieste Ronchi dei Legionari Airport to Chicago.

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

The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$953 Cheap Flights from Trieste to Chicago in 2026/27

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6:35 am - 3:30 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

39h 55m2 stops Rome Fiumicino Lisbon Humberto Delgado

8:10 pm - 6:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

39h 20m2 stops Lisbon Humberto Delgado Rome Fiumicino

$953TAP AIR PORTUGAL

Thu, Jan 14 - Sun, Jan 17

6:35 am - 3:30 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

39h 55m2 stops Rome Fiumicino Lisbon Humberto Delgado

8:10 pm - 6:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

39h 20m2 stops Lisbon Humberto Delgado Rome Fiumicino

$956TAP AIR PORTUGAL

Thu, Jan 14 - Sun, Jan 17

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

$3,888Icelandair

Wed, Dec 9 - Wed, Dec 16

6:35 am - 4:15 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

16h 40m2 stops Rome Fiumicino Paris Charles de Gaulle

6:25 pm - 6:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

17h 05m2 stops Paris Charles de Gaulle Rome Fiumicino

$4,317Air France

Wed, Dec 9 - Tue, Dec 15

3:15 pm - 4:15 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

32h 00m2 stops Rome Fiumicino Paris Charles de Gaulle

6:25 pm - 6:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

17h 05m2 stops Paris Charles de Gaulle Rome Fiumicino

$4,373Air France

Mon, Dec 7 - Tue, Dec 15

6:35 am - 1:10 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

13h 35m1 stop Rome Fiumicino

10:57 am - 10:25 amORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

16h 28m2 stops Newark Rome Fiumicino

$4,928United Airlines

Tue, Dec 8 - Tue, Dec 15

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

29h 45m2 stops Rome Fiumicino Vienna Intl

7:05 am - 2:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

24h 25m2 stops Montreal Pierre Elliott Trudeau Intl Rome Fiumicino

$5,258Multiple Airlines

Tue, Dec 8 - Wed, Dec 16

3:15 pm - 6:45 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

34h 30m2 stops Rome Fiumicino Boston Logan Intl

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

15h 31m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

$5,564KLM

Mon, Dec 7 - Wed, Dec 16

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

28h 55m1 stop Rome Fiumicino

9:50 pm - 2:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

33h 40m2 stops Munich Franz Josef Strauss Rome Fiumicino

$5,595Multiple Airlines

Tue, Dec 8 - Wed, Dec 16

3:15 pm - 6:45 pmTRS Trieste Ronchi dei Legionari-ORD Chicago O'Hare Intl

34h 30m2 stops Rome Fiumicino Boston Logan Intl

1:34 pm - 2:30 pmORD Chicago O'Hare Intl-TRS Trieste Ronchi dei Legionari

17h 56m2 stops Atlanta Hartsfield-Jackson Rome Fiumicino

$5,620Multiple Airlines

Mon, Dec 7 - Thu, Dec 17

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Air France flights from Trieste to Chicago

Our best Air France deals on Trieste to Chicago flight tickets

Air France

Dec 9

TRS6:35 amTrieste Ronchi dei Legionari

16h 40m

2 stops

ORD4:15 pmChicago O'Hare Intl

Dec 15

ORD6:25 pmChicago O'Hare Intl

17h 05m

2 stops

TRS6:30 pmTrieste Ronchi dei Legionari

$4,317

Air France

Dec 7

TRS3:15 pmTrieste Ronchi dei Legionari

32h 00m

2 stops

ORD4:15 pmChicago O'Hare Intl

Dec 15

ORD6:25 pmChicago O'Hare Intl

17h 05m

2 stops

TRS6:30 pmTrieste Ronchi dei Legionari

$4,373

United Airlines flights from Trieste to Chicago

Our best United Airlines deals on Trieste to Chicago flight tickets

United Airlines

Nov 5

TRS6:35 amTrieste Ronchi dei Legionari

13h 35m

1 stop

ORD1:10 pmChicago O'Hare Intl

Nov 9

ORD3:36 pmChicago O'Hare Intl

35h 49m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$2,400

United Airlines

Nov 5

TRS6:35 amTrieste Ronchi dei Legionari

19h 30m

2 stops

ORD7:05 pmChicago O'Hare Intl

Nov 9

ORD7:00 amChicago O'Hare Intl

44h 25m

2 stops

TRS10:25 amTrieste Ronchi dei Legionari

$2,408

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

$2,696

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 1/14

6:35 am-3:30 pm

2 stops39h 55m

Chicago O'Hare Intl

Sun 1/17

8:10 pm-6:30 pm

2 stops39h 20m

$953

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Thu 1/14

6:35 am-3:30 pm

2 stops39h 55m

Chicago O'Hare Intl

Sun 1/17

8:10 pm-6:30 pm

2 stops39h 20m

$956

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Wed 12/9

6:35 am-5:20 pm

2 stops17h 45m

Chicago O'Hare Intl

Wed 12/16

6:30 pm-6:30 pm

2 stops17h 00m

$3,888

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Wed 12/9

6:35 am-4:15 pm

2 stops16h 40m

Chicago O'Hare Intl

Tue 12/15

6:25 pm-6:30 pm

2 stops17h 05m

$4,317

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Mon 12/7

3:15 pm-4:15 pm

2 stops32h 00m

Chicago O'Hare Intl

Tue 12/15

6:25 pm-6:30 pm

2 stops17h 05m

$4,373

Quickest round-trip

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Tue 12/8

6:35 am-1:10 pm

1 stop13h 35m

Chicago O'Hare Intl

Tue 12/15

10:57 am-10:25 am

2 stops16h 28m

$4,928

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Tue 12/8

3:15 pm-2:00 pm

2 stops29h 45m

Chicago O'Hare Intl

Wed 12/16

7:05 am-2:30 pm

2 stops24h 25m

$5,258

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Mon 12/7

3:15 pm-6:45 pm

2 stops34h 30m

Chicago O'Hare Intl

Wed 12/16

3:59 pm-2:30 pm

2 stops15h 31m

$5,564

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Tue 12/8

3:15 pm-1:10 pm

1 stop28h 55m

Chicago O'Hare Intl

Wed 12/16

9:50 pm-2:30 pm

2 stops33h 40m

$5,595

TriesteChicago

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

TRSORD

Trieste Ronchi dei Legionari

Mon 12/7

3:15 pm-6:45 pm

2 stops34h 30m

Chicago O'Hare Intl

Thu 12/17

1:34 pm-2:30 pm

2 stops17h 56m

$5,620

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Trieste to Chicago

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 Trieste Ronchi dei Legionari to Chicago?

United Airlines, TAP AIR PORTUGAL, and Icelandair are the most popular carriers operating from Trieste Ronchi dei Legionari to Chicago

When to book flights from Trieste to Chicago

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

Estimated round-trip price

Cheap Trieste to Chicago (TRS to CHI) flight deals and tips

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

Best Price Found	$1,008
Fastest flight time	39h 55m
Direct flights	None

The best one-way flight to Chicago from Trieste in the past 72 hours is $1,008. The best round-trip flight deal from Trieste to Chicago found on momondo in the last 72 hours is $953.

The fastest flight from Trieste to Chicago takes 39h 55m

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

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Frequently asked questions about flying from Trieste to Chicago

How far is Trieste Ronchi dei Legionari to Chicago by plane?
A flight from Trieste Ronchi dei Legionari to Chicago will travel around 4695.7 mi. By plane, this route typically takes 39h 55m.
When did momondo last update prices for flights from Trieste Ronchi dei Legionari Airport to Chicago?
Prices for flights from Trieste Ronchi dei Legionari Airport to Chicago are updated daily.
How old do you have to be to fly from Trieste Ronchi dei Legionari Airport to Chicago?
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 Trieste Ronchi dei Legionari Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Porter

Griffith

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It is quick and easy to find Trieste to Chicago 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 Chicago that suits you.

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

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

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Once all potential Trieste to Chicago 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.

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Cheap flights from Trieste to Chicago from $953

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Trieste to Chicago departing on 1/14. 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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Air France flights from Trieste to Chicago

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Cheap Trieste to Chicago (TRS to CHI) flight deals and tips

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Airports listed have a maximum distance of 78.5 mi from Chicago

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