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>

$559 CHEAP FLIGHTS from Illinois to Trieste

TRS

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Cheapest round-trip

$559

Lufthansa

Wed 2/11Sun 2/15

STL - TRS • 2 stops

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Flight 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

Recent round-trip flight deals from Illinois to Trieste

Wed, Feb 11 - Sun, Feb 15

1:15 pm - 10:40 pmSTL-TRS

26h 25m2 stops

11:15 am - 12:05 amTRS-STL

43h 50m2 stops

$559Lufthansa

Find Deal

Wed, Feb 11 - Sun, Feb 15

1:15 pm - 10:40 pmSTL-TRS

26h 25m2 stops

3:00 pm - 10:00 pmTRS-STL

38h 00m2 stops

$571Lufthansa

Find Deal

Wed, Jan 28 - Sun, Feb 1

6:25 pm - 2:10 pmORD-TRS

12h 45m1 stop

3:15 pm - 1:10 pmTRS-ORD

52h 55m2 stops

$767Lufthansa

Find Deal

Wed, Jan 28 - Sun, Feb 1

9:50 pm - 6:30 pmORD-TRS

37h 40m2 stops

3:15 pm - 1:10 pmTRS-ORD

52h 55m2 stops

$773Lufthansa

Find Deal

Wed, Jan 28 - Sun, Feb 1

6:25 pm - 2:10 pmORD-TRS

12h 45m1 stop

3:00 pm - 3:20 pmTRS-ORD

31h 20m1 stop

$805Lufthansa

Find Deal

Wed, Jan 28 - Sun, Feb 1

4:10 pm - 6:30 pmORD-TRS

19h 20m2 stops

3:15 pm - 4:20 pmTRS-ORD

56h 05m2 stops

$857SWISS

Find Deal

Wed, Jan 28 - Sun, Feb 1

4:20 pm - 2:10 pmORD-TRS

14h 50m1 stop

3:15 pm - 6:25 pmTRS-ORD

58h 10m2 stops

$860Lufthansa

Find Deal

Wed, Dec 24 - Sat, Dec 27

11:20 am - 10:55 pmORD-TRS

28h 35m2 stops

7:15 pm - 6:19 pmTRS-ORD

30h 04m2 stops

$1,060ITA Airways

Find Deal

Wed, Dec 24 - Sat, Dec 27

11:20 am - 10:25 amORD-TRS

16h 05m2 stops

7:15 pm - 6:19 pmTRS-ORD

30h 04m2 stops

$1,063ITA Airways

Find Deal

Mon, Dec 22 - Mon, Dec 29

9:29 am - 9:10 pmMDW-TRS

28h 41m3 stops

6:35 am - 10:05 amTRS-MDW

34h 30m3 stops

$1,625Multiple Airlines

Find Deal

Useful Info

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

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Trieste (TRS)

TRS

$559 Find Cheap Flights from Illinois to Trieste

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

Everything you should know

Cheap Flights from Illinois to Trieste

Recent round-trip flight deals from Illinois to Trieste

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

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Flights from domestic origins to Trieste

Choose which airport to fly into in Trieste

Find deals for your return flight