How does KAYAK find such low prices on flights from Illinois to Trieste?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Trieste. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Trieste?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Trieste?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Trieste?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$464 CHEAP FLIGHTS from Illinois to Trieste

TRS

KAYAK searches hundreds of travel sites at once for deals on flights to Trieste

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 20% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flights Deals

Cheap Flights from Illinois to Trieste

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Trieste that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Illinois to Trieste

Mon, Aug 11 - Thu, Aug 14

3:00 pm - 6:30 pmORD-TRS

20h 30m1 stop

11:15 am - 1:10 pmTRS-ORD

32h 55m1 stop

$824ITA Airways

Find Deal

Mon, Aug 11 - Thu, Aug 14

3:00 pm - 10:25 amORD-TRS

12h 25m1 stop

7:55 am - 1:10 pmTRS-ORD

36h 15m2 stops

$839ITA Airways

Find Deal

Tue, Oct 14 - Wed, Oct 29

12:25 pm - 10:35 pmSTL-TRS

27h 10m2 stops

2:45 pm - 5:14 pmTRS-STL

32h 29m2 stops

$850Lufthansa

Find Deal

Mon, Aug 11 - Thu, Aug 14

3:00 pm - 8:55 pmORD-TRS

22h 55m2 stops

7:55 am - 1:10 pmTRS-ORD

36h 15m2 stops

$854ITA Airways

Find Deal

Tue, Sep 23 - Tue, Sep 30

11:25 am - 10:55 pmORD-TRS

28h 30m2 stops

11:15 am - 9:40 amTRS-ORD

29h 25m2 stops

$870

Find Deal

Tue, Jul 29 - Tue, Aug 5

3:45 pm - 7:45 pmORD-TRS

21h 00m2 stops

12:45 pm - 2:00 pmTRS-ORD

32h 15m2 stops

$876

Find Deal

Tue, Sep 23 - Tue, Sep 30

4:00 pm - 2:05 pmORD-TRS

15h 05m1 stop

6:30 am - 7:55 pmTRS-ORD

20h 25m1 stop

$997Lufthansa

Find Deal

Thu, Jul 3 - Sun, Jul 13

6:00 pm - 10:55 pmORD-TRS

21h 55m2 stops

11:15 am - 4:40 pmTRS-ORD

36h 25m2 stops

$1,443TAP AIR PORTUGAL

Find Deal

Mon, Jul 28 - Mon, Aug 4

4:20 pm - 10:55 pmORD-TRS

23h 35m2 stops

7:25 pm - 1:20 pmTRS-ORD

24h 55m2 stops

$1,664Austrian Airlines

Find Deal

Fri, Jun 27 - Mon, Jun 30

4:20 pm - 10:55 pmORD-TRS

23h 35m2 stops

6:35 am - 1:20 pmTRS-ORD

37h 45m2 stops

$2,425Austrian Airlines

Find Deal

Useful Info

Cheapest flight	$464

Flight from Chicago to Trieste

How does KAYAK find such low prices on flights from Illinois to Trieste?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Trieste.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Trieste?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Trieste?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Trieste?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Udine

Grado

Everything you need to know for your flight to Trieste

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Trieste

Trieste (TRS)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

TRS

$464 Find Cheap Flights from Illinois to Trieste

KAYAK searches hundreds of travel sites at once for deals on flights to Trieste

Cheap Flights from Illinois to Trieste

Recent round-trip flight deals from Illinois to Trieste

Recent one-way flight deals from Illinois to Trieste

Good to know

FAQs for booking flights from Illinois to Trieste

How does KAYAK find such low prices on flights from Illinois to Trieste?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Trieste.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Trieste?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Trieste from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Trieste?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Trieste with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Trieste?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Trieste from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Trieste?

Everything you need to know for your flight to Trieste

Information on the airport you'll fly into in Trieste

Cabin class types available on flights to Illinois

Complete your trip to Trieste with a hotel stay or car rental

Find direct flights for Trieste

Flights to other popular destinations

Flights from domestic origins to Trieste

Choose which airport to fly into in Trieste

Find deals for your return flight