C$449 Cheap Flights from Chicago (CHIA) to Trieste (TRS)

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Find the cheapest month or even day of the year to fly to Trieste

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Find the cheapest month to fly from Chicago to Trieste

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Trieste flights are currently cheapest in April.

Chicago to Trieste: Alternative routes

Compare routes from Chicago to Trieste below. You may find an airport to fly into that's cheaper, faster, or easier than Trieste.

Chicago to Trieste: Flight information

The things to know before you go.
Cheapest flight foundC$449
Cheapest month to flyApril

Finding cheap flights from Chicago to Trieste: Frequently asked questions

The best price we found for a return flight from Chicago to Trieste is C$1,084. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Chicago to Trieste. But we found flights with one stop from C$1,084.
As of March 2026, there are no flights flying from Chicago to Trieste.
The cheapest month to fly from Chicago to Trieste is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Trieste Airport on Sunday, April 26, 2026.
No airlines currently offer direct flights between Chicago and Trieste Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Trieste but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Trieste is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Trieste is Icelandair .

Flying from Chicago to Trieste - Friuli Venezia Giulia Airport (TRS): what you need to know

  • Chicago has two main airports where you can set off on your adventure. Explore your options for reserving a flight from Chicago to Trieste - Friuli Venezia Giulia Airport (TRS) flying out of O'Hare International Airport (ORD) or Chicago Midway International Airport (MDW).

  • Trieste - Friuli Venezia Giulia Airport is located in Trieste. The city operates in the UTC+1 timezone and is 6 hours ahead of Chicago.

  • Leave enough time to make your flight from Chicago to TRS. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • Popular months like August or high seasons such as Christmas and New Year will mean bigger lines at check-in and security. Travelling then? Play it safe and head to the terminal even earlier. Arriving two hours before a domestic flight and up four hours ahead of an international flight is a wise move.

Airports in Chicago

O'Hare International Airport (ORD)

  • We make it easy to book a flight from Chicago to TRS that includes a stopover. To see the options departing from O'Hare International Airport (ORD), uncheck 'Direct flights only.' Then, simply choose a flight that has a stop long enough to explore your chosen city. Popular stopovers between ORD and TRS include:

    • Barcelona-El Prat Airport (BCN)

    • Leonardo da Vinci-Fiumicino Airport (FCO)

    • Dublin Airport (DUB)

  • ORD is about 40 kilometres from the centre of Chicago. To help you work out how to get there, use Google Maps. This essential traveller tool will show you the fastest route and available public transport options.

  • After a relaxed start to your journey? Stay near O'Hare International Airport. Whether you've booked an early flight from Chicago to Trieste - Friuli Venezia Giulia Airport or want to avoid feeling rushed, these hotels are just the thing:

Chicago Midway International Airport (MDW)

About Trieste - Friuli Venezia Giulia Airport (TRS)

Getting from Trieste - Friuli Venezia Giulia Airport (TRS) to central Trieste

  • Trieste - Friuli Venezia Giulia Airport is approximately 40 kilometres from central Trieste. With your own car rental or if you're catching a cab, the drive is about 41 minutes.

  • It'll take around 54 minutes if you're travelling by public transport.

How to find the cheapest flights from Chicago to Trieste - Friuli Venezia Giulia Airport (TRS)

  • C$449 is the lowest price we've found for a one-way ticket from Chicago to Trieste - Friuli Venezia Giulia Airport. Return flights start from C$1,084. Prices are subject to change based on availability and may vary at the time of booking.

  • It's often best to book in advance if you're looking for flight tickets from Chicago to TRS. That's because airlines change prices based on demand, which tends to increase closer to the departure date.

  • The 'Whole month' search tool shows you the cheapest tickets from Chicago to Trieste - Friuli Venezia Giulia Airport across each month. It's a good way to snap up a bargain if your travel plans are flexible.

  • Snapping up a cheap ticket from Chicago to TRS is a breeze with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as the price has dropped.

  • Customize your journey by applying filters. Adjust the total duration, number of stops, and departure and arrival times to find the right flight from Chicago to Trieste - Friuli Venezia Giulia Airport. You can also sort the results to see the 'Fastest,' 'Cheapest' or 'Best' options first.

The best time to fly from Chicago to Trieste - Friuli Venezia Giulia Airport (TRS)

  • April is the quietest time to travel to Trieste. Alternatively, follow the crowds and get away in July. This is the busiest month for flights from Chicago to Trieste - Friuli Venezia Giulia Airport, but the best time to go is your call.

  • Before booking a flight from Chicago to TRS, think about the type of weather you enjoy. August is the warmest month in Trieste, with temperatures ranging from 17ºC to 30ºC.

  • Visit in January for cooler conditions. Average temperatures range between 0ºC and 9ºC. However, this destination promises a good time whenever you book your cheap flights from Chicago to Trieste - Friuli Venezia Giulia Airport.

More about Trieste

  • When it comes to looking for somewhere to rest your head, you'll find the top stays in Trieste right here. Check out these hotels after you've booked your flight from Chicago to Trieste - Friuli Venezia Giulia Airport:

  • All great vacations should include some sightseeing. Castello di Miramare, Castello di San Giusto and Canale Grande are must-visits when exploring Trieste.

Complete your Trieste trip with a car rental

  • We use the same magic that helped you find your cheap flight from Chicago to Trieste - Friuli Venezia Giulia Airport to track down your ideal ride. Browse our car rentals in Trieste and compare offers in one place. Plus we give you all the info you need to know, from the most popular car type to the average daily price.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.