HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$459+ Cheap flights from Zagreb (ZAG) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — ORD
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Zagreb to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Zagreb to Illinois

Keep the following information in mind while searching for Zagreb to Illinois flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$669
(FlightHub)

One-way from

$459
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$709
Provider with most accurate pricing for Zagreb Franjo Tuđman-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Zagreb Franjo Tuđman-Chicago (CHI) flights.
Search Deals
From Zagreb Franjo Tuđman to Illinois
Search Deals
One-way flight from Zagreb Franjo Tuđman to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Zagreb to Illinois

Cheapest flights from Zagreb to Illinois
Explore the most affordable flight options available from Zagreb to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This FlightHub deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 pmZAG - ORD
1 stop33h 00mLOT
Sun 1/259:55 pmORD - ZAG
2 stops31h 10mLOT
Deal found 11/4$669
This Orbitz deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:45 pmZAG - ORD
2 stops30h 00mMultiple Airlines
Sun 1/257:10 pmORD - ZAG
2 stops19h 05mMultiple Airlines
Deal found 11/4$690
This FlightHub deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:55 pmZAG - ORD
1 stop21h 10mTurkish Airlines
Sun 1/2511:50 amORD - ZAG
1 stop13h 40mTurkish Airlines
Deal found 11/4$692
This United Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:15 amZAG - ORD
2 stops20h 45mUnited Airlines
Sun 12/76:25 pmORD - ZAG
1 stop20h 50mUnited Airlines
Deal found 11/5$719
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:35 pmZAG - ORD
1 stop12h 30mUnited Airlines
Sun 12/710:35 pmORD - ZAG
1 stop16h 40mUnited Airlines
Deal found 11/3$722
This Air Canada deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:35 pmZAG - ORD
2 stops25h 38mAir Canada
Sun 12/78:15 pmORD - ZAG
2 stops33h 35mAir Canada
Deal found 11/3$733
This Cheapflightsfares deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:35 pmZAG - ORD
1 stop12h 30mLufthansa
Sat 1/105:50 pmORD - ZAG
2 stops32h 20mLufthansa
Deal found 11/5$740
This Air Canada deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:15 amZAG - ORD
2 stops19h 30mAir Canada
Sun 12/78:15 pmORD - ZAG
2 stops33h 35mAir Canada
Deal found 11/5$751
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:30 amZAG - MDW
2 stops18h 30mDelta
Sun 1/251:28 pmMDW - ZAG
2 stops18h 07mDelta
Deal found 11/4$792
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:30 amZAG - MDW
2 stops18h 48mDelta
Sun 12/71:14 pmMDW - ZAG
2 stops18h 21mDelta
Deal found 11/4$798
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:30 amZAG - MDW
2 stops17h 56mDelta
Sat 1/101:28 pmMDW - ZAG
2 stops20h 32mDelta
Deal found 11/4$884
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:30 amZAG - MDW
2 stops18h 44mDelta
Sun 12/71:14 pmMDW - ZAG
2 stops18h 21mDelta
Deal found 11/3$933

Cheapflights Fare Finder

 
Customize your flight search to find flights from Zagreb to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Zagreb to Illinois that are best for you.

Fly from

Zagreb

Fly to

Illinois

Route

Depart

Return

Price

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 12/11

6:00 pm-8:00 pm

1 stop33h 00m

Chicago O'Hare Intl

Sun 1/25

9:55 pm-12:05 pm

2 stops31h 10m

$669

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 1/15

5:45 pm-4:45 pm

2 stops30h 00m

Chicago O'Hare Intl

Thu 1/22

7:20 pm-12:25 pm

2 stops34h 05m

$690

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 12/11

5:45 pm-4:45 pm

2 stops30h 00m

Chicago O'Hare Intl

Sun 1/25

7:10 pm-9:15 pm

2 stops19h 05m

$690

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 12/11

7:55 pm-10:05 am

1 stop21h 10m

Chicago O'Hare Intl

Sun 1/25

11:50 am-8:30 am

1 stop13h 40m

$692

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 1/15

1:50 pm-10:05 am

1 stop27h 15m

Chicago O'Hare Intl

Thu 1/22

8:20 pm-12:55 pm

1 stop33h 35m

$694

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 11/22

6:15 am-8:00 pm

2 stops20h 45m

Chicago O'Hare Intl

Sun 12/7

6:25 pm-10:15 pm

1 stop20h 50m

$719

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 4/30

5:45 am-11:00 am

1 stop12h 15m

Chicago O'Hare Intl

Fri 5/8

10:30 pm-11:40 pm

1 stop18h 10m

$719

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 1/15

6:10 am-3:20 pm

1 stop16h 10m

Chicago O'Hare Intl

Thu 1/22

1:00 pm-10:25 pm

2 stops26h 25m

$719

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 11/22

6:15 am-3:20 pm

1 stop16h 05m

Chicago O'Hare Intl

Sun 12/7

10:35 pm-10:15 pm

1 stop16h 40m

$719

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 11/21

2:35 pm-4:52 pm

2 stops33h 17m

Chicago O'Hare Intl

Sun 12/7

10:35 pm-10:15 pm

1 stop16h 40m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 18 results
1
2

Best time to book a flight from Zagreb to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Zagreb with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Zagreb to Illinois

What is the cheapest month to book a flight from Zagreb to Illinois?

Currently, February is the cheapest month in which you can book a flight from Zagreb to Illinois (average of $354). Flying from Zagreb to Illinois in May is currently the most expensive (average of $827). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ZAG to IL?

Find hourly flight availability from Zagreb to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

It’s optimal to fly from Zagreb to Illinois in the afternoon. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Zagreb to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated November 5, 2025.
Peruse reviews from past customers who have flown with KLM, LOT, and Turkish Airlines from Zagreb to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,405 reviews

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
LOT
7.6
Good
1,133 reviews
KLM
7.7
Good
1,405 reviews

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,037 reviews
KLM
7.7
Good
1,405 reviews

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,552 reviews
KLM
7.7
Good
1,405 reviews

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.7

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Zagreb to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Zagreb to Illinois?

    Zagreb Franjo Tuđman (ZAG), located 6.7 mi from the city center, is the airport you fly out of when you book flights from Zagreb to Illinois.

  • How long is the flight from Zagreb to Illinois?

    Departing from Zagreb to Illinois will take you 18h 30m. The distance from Zagreb to Illinois is about 4787 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Zagreb to Illinois?

    When deciding which route to take from Zagreb to Illinois consider Zagreb Franjo Tuđman - Chicago Midway, Zagreb Franjo Tuđman - Chicago O'Hare Intl or Zagreb Franjo Tuđman - Lambert-St Louis as they are the most popular.

  • Can I find deals for flights from Zagreb to Illinois that include hotel bookings?

    Yes. In addition to deals on Zagreb to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Zagreb to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Zagreb to Illinois.

  • Can I find deals for business class flights from Zagreb to Illinois?

    Yes. Cheapflights offers flight deals from Zagreb to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Zagreb to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Zagreb to Illinois (average of $354). Flying from Zagreb to Illinois in May is currently the most expensive (average of $827). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Zagreb to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Zagreb to Newark flights
Zagreb to LaGuardia flights
Split to John F Kennedy Intl flights
Split to Newark flights
Split to LaGuardia flights
Zagreb to John F Kennedy Intl flights
Zagreb to Los Angeles flights
Zagreb to Miami flights
Zagreb to Boston flights
Dubrovnik to John F Kennedy Intl flights
Dubrovnik to Newark flights
Zagreb to Dulles Intl flights
Zagreb to Minneapolis flights
Split to San Francisco flights
Zagreb to Cleveland flights
Zagreb to Reagan-National flights
Dubrovnik to San Francisco flights
Zagreb to O'Hare Intl flights
Zagreb to Baltimore flights
Split to Boston flights
Zagreb to Tampa flights
Zagreb to Dallas/Fort Worth flights
Zagreb to Honolulu flights
Zagreb to Denver flights
Zagreb to Detroit flights
Zagreb to San Jose flights
Zagreb to Atlanta flights
Zagreb to Fort Lauderdale flights
Zagreb to Seattle flights
Zagreb to San Francisco flights
Split to Dallas/Fort Worth flights
Split to O'Hare Intl flights
Zagreb to White Plains flights
Zagreb to Las Vegas flights
Zagreb to San Diego flights
Dubrovnik to Denver flights
Dubrovnik to Miami flights
Split to Tampa flights
Zadar to Boston flights
Zagreb to Jacksonville flights
Zagreb to Orlando flights
Zagreb to Memphis flights
Zagreb to West Palm Beach flights
Zagreb to Sky Harbor Intl flights
Zagreb to Pittsburgh flights

Top 3 airlines flying from Zagreb to Illinois

Discover the top 3 airlines that operate flights from Zagreb to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$612Average$785FlexibilityNo cancel feeOn-time76%
KLMCheapest$693Average$856FlexibilityNo cancel feeOn-time75%
LOTCheapest$719Average$786FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.