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$371+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — ORD
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap 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 February 6, 2026.

This oojo deal was found by Cheapflights users on 2/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:45 pm
ZAG
-
ORD
1 stop14h 15m
LOT
Tue 3/1710:55 pm
ORD
-
ZAG
1 stop31h 10m
LOT
Deal found 2/5$694
This Justfly.com deal was found by Cheapflights users on 2/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:55 pm
ZAG
-
ORD
1 stop21h 10m
Turkish Airlines
Sat 2/218:20 pm
ORD
-
ZAG
1 stop29h 10m
Turkish Airlines
Deal found 2/5$695
This Justfly.com deal was found by Cheapflights users on 2/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/69:25 am
ZAG
-
ORD
1 stop31h 40m
Turkish Airlines
Thu 2/198:20 pm
ORD
-
ZAG
1 stop33h 35m
Turkish Airlines
Deal found 2/3$698
This Booking.com deal was found by Cheapflights users on 2/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:55 pm
ZAG
-
ORD
1 stop21h 10m
Turkish Airlines
Mon 3/3011:25 am
ORD
-
ZAG
1 stop25h 05m
Turkish Airlines
Deal found 2/5$708
This Gotogate deal was found by Cheapflights users on 2/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:05 pm
ZAG
-
ORD
2 stops52h 05m
LOT
Thu 4/239:50 pm
ORD
-
ZAG
2 stops55h 15m
LOT
Deal found 2/3$737
This Justfly.com deal was found by Cheapflights users on 2/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/79:25 am
ZAG
-
ORD
1 stop16h 00m
Turkish Airlines
Wed 4/88:10 pm
ORD
-
ZAG
1 stop16h 20m
Turkish Airlines
Deal found 2/5$739
This Booking.com deal was found by Cheapflights users on 2/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/171:55 pm
ZAG
-
ORD
1 stop26h 45m
Turkish Airlines
Thu 4/238:10 pm
ORD
-
ZAG
1 stop33h 50m
Turkish Airlines
Deal found 2/3$740
This KLM deal was found by Cheapflights users on 2/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/173:05 pm
ZAG
-
ORD
1 stop30h 15m
Multiple Airlines
Mon 3/166:20 pm
ORD
-
ZAG
1 stop12h 55m
Multiple Airlines
Deal found 2/4$748
This KLM deal was found by Cheapflights users on 2/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:25 am
ZAG
-
ORD
2 stops16h 48m
Multiple Airlines
Thu 4/235:10 pm
ORD
-
ZAG
1 stop20h 15m
Multiple Airlines
Deal found 2/3$753
This Delta deal was found by Cheapflights users on 2/3. 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.
Tue 2/176:30 am
ZAG
-
ORD
2 stops17h 11m
Delta
Wed 3/1110:40 am
ORD
-
ZAG
2 stops21h 55m
Delta
Deal found 2/3$754
This KLM deal was found by Cheapflights users on 2/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/173:05 pm
ZAG
-
ORD
1 stop30h 15m
KLM
Wed 3/115:25 pm
ORD
-
ZAG
1 stop15h 10m
KLM
Deal found 2/3$756
This KLM deal was found by Cheapflights users on 2/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:30 am
ZAG
-
MDW
2 stops18h 07m
KLM
Tue 3/176:34 pm
MDW
-
ZAG
2 stops14h 01m
KLM
Deal found 2/5$817

Find flight deals from Zagreb to Illinois

Keep the following information in mind while searching for Zagreb to Illinois flight deals. Data was last updated February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$694
(oojo)

One-way from

$371
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$692
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. 8% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 6, 2026.
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

Mon 3/23

7:55 pm-11:05 am

1 stop21h 10m

Chicago O'Hare Intl

Mon 3/30

11:25 am-7:30 pm

1 stop25h 05m

$708

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 4/17

6:05 pm-3:10 pm

2 stops52h 05m

Chicago O'Hare Intl

Thu 4/23

9:50 pm-12:05 pm

2 stops55h 15m

$737

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 3/7

9:25 am-6:25 pm

1 stop16h 00m

Chicago O'Hare Intl

Wed 4/8

8:10 pm-7:30 pm

1 stop16h 20m

$739

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 4/17

1:55 pm-9:40 am

1 stop26h 45m

Chicago O'Hare Intl

Thu 4/23

8:10 pm-1:00 pm

1 stop33h 50m

$740

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Tue 2/17

3:05 pm-2:20 pm

1 stop30h 15m

Chicago O'Hare Intl

Mon 3/16

6:20 pm-1:15 pm

1 stop12h 55m

$748

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 4/17

8:25 am-6:13 pm

2 stops16h 48m

Chicago O'Hare Intl

Thu 4/23

5:10 pm-8:25 pm

1 stop20h 15m

$753

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Tue 2/17

6:30 am-4:41 pm

2 stops17h 11m

Chicago O'Hare Intl

Wed 3/11

10:40 am-2:35 pm

2 stops21h 55m

$754

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Wed 3/4

2:25 pm-8:05 pm

1 stop12h 40m

Chicago O'Hare Intl

Tue 3/17

4:45 pm-12:45 pm

2 stops14h 00m

$754

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Tue 2/17

3:05 pm-2:20 pm

1 stop30h 15m

Chicago O'Hare Intl

Wed 3/11

5:25 pm-2:35 pm

1 stop15h 10m

$756

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 3/7

1:35 pm-6:25 pm

1 stop11h 50m

Chicago O'Hare Intl

Wed 4/8

2:35 pm-2:15 pm

2 stops16h 40m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 27 results
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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 $329). Flying from Zagreb to Illinois in October is currently the most expensive (average of $854). 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.

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 February 6, 2026.
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
1,450 reviews

Entertainment

7.1

Boarding

7.8

Overall

7.7

Crew

8.4

Food

7.3

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,450 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Boarding

7.8

Overall

7.7

Crew

8.4

Food

7.3

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
LOT
7.5
Good
1,179 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Boarding

7.8

Overall

7.7

Crew

8.4

Food

7.3

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,207 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Boarding

7.8

Overall

7.7

Crew

8.4

Food

7.3

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,769 reviews
KLM
7.7
Good
1,450 reviews

Entertainment

7.1

Boarding

7.8

Overall

7.7

Crew

8.4

Food

7.3

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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 07m. 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 O'Hare Intl, Zagreb Franjo Tuđman - Chicago Midway 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 $329). Flying from Zagreb to Illinois in October is currently the most expensive (average of $854). 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.

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 February 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$655Average$836FlexibilityNo cancel feeOn-time76%
KLMCheapest$693Average$793FlexibilityNo cancel feeOn-time75%
LOTCheapest$719Average$818FlexibilityNo cancel feeOn-time81%

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