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$370+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — ORD
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$609
(American Airlines)

One-way from

$370
(Kiwi.com)

Popular in

January

Cheapest in

November
Provider with most accurate pricing for Zagreb Franjo Tuđman-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Zagreb Franjo Tuđman-Chicago (CHI) flights.
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From Zagreb Franjo Tuđman to Illinois
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One-way flight from Zagreb Franjo Tuđman to Illinois
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Highest demand for flights based on searches. 4% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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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 April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/248:45 pmZAG - ORD
1 stop24h 05mAmerican Airlines
Fri 6/69:15 pmORD - ZAG
1 stop29h 40mAmerican Airlines
Deal found 4/29$609
This oojo deal was found by Cheapflights users on 4/29. 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.
Fri 6/1312:40 pmZAG - ORD
1 stop14h 00mLOT
Mon 6/235:10 pmORD - ZAG
1 stop11h 45mLOT
Deal found 4/29$671
This Delta deal was found by Cheapflights users on 4/28. 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.
Sun 5/116:00 amZAG - ORD
1 stop15h 10mDelta
Mon 5/261:45 pmORD - ZAG
2 stops17h 45mDelta
Deal found 4/28$703
This Gotogate deal was found by Cheapflights users on 4/28. 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.
Sat 5/172:25 pmZAG - ORD
2 stops29h 45mITA Airways
Wed 6/253:00 pmORD - ZAG
2 stops22h 30mITA Airways
Deal found 4/28$705
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 7/286:05 amZAG - ORD
2 stops19h 35mUnited Airlines
Mon 8/115:56 pmORD - ZAG
2 stops22h 39mUnited Airlines
Deal found 4/28$710
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 5/126:00 amZAG - MDW
2 stops18h 43mDelta
Mon 5/266:25 pmMDW - ZAG
2 stops14h 40mDelta
Deal found 4/29$715
This Gotogate deal was found by Cheapflights users on 4/29. 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 6/136:05 amZAG - ORD
2 stops21h 15mMultiple Airlines
Mon 6/236:00 pmORD - ZAG
1 stop20h 20mMultiple Airlines
Deal found 4/29$725
This KLM deal was found by Cheapflights users on 4/29. 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.
Mon 5/125:00 pmZAG - ORD
1 stop28h 10mKLM
Mon 5/264:20 pmORD - ZAG
1 stop23h 25mKLM
Deal found 4/29$728
This Lufthansa deal was found by Cheapflights users on 4/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:05 amZAG - ORD
1 stop14h 55mLufthansa
Sun 6/296:00 pmORD - ZAG
1 stop20h 20mLufthansa
Deal found 4/29$729
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/248:10 pmZAG - ORD
1 stop22h 45mBritish Airways
Fri 8/1512:44 pmORD - ZAG
2 stops24h 11mBritish Airways
Deal found 4/28$745
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:05 amZAG - ORD
2 stops34h 47mAir Canada
Sun 6/298:25 pmORD - ZAG
2 stops33h 10mAir Canada
Deal found 4/29$746
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Sat 5/179:35 amZAG - ORD
1 stop31h 05mTurkish Airlines
Wed 6/257:50 pmORD - ZAG
1 stop34h 00mTurkish Airlines
Deal found 4/28$761

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 April 30, 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

Sat 5/24

8:45 pm-1:50 pm

1 stop24h 05m

Chicago O'Hare Intl

Fri 6/6

9:15 pm-9:55 am

1 stop29h 40m

$609

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 6/13

12:40 pm-7:40 pm

1 stop14h 00m

Chicago O'Hare Intl

Mon 6/23

5:10 pm-11:55 am

1 stop11h 45m

$671

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sun 5/11

6:00 am-2:10 pm

1 stop15h 10m

Chicago O'Hare Intl

Mon 5/26

1:45 pm-2:30 pm

2 stops17h 45m

$703

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 5/17

2:25 pm-1:10 pm

2 stops29h 45m

Chicago O'Hare Intl

Wed 6/25

3:00 pm-8:30 pm

2 stops22h 30m

$705

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Mon 7/28

6:05 am-6:40 pm

2 stops19h 35m

Chicago O'Hare Intl

Mon 8/11

5:56 pm-11:35 pm

2 stops22h 39m

$710

ZagrebChicago

ZAG - MDW

ZAGMDW

Zagreb Franjo Tuđman

Mon 5/12

6:00 am-5:43 pm

2 stops18h 43m

Chicago Midway

Mon 5/26

6:25 pm-4:05 pm

2 stops14h 40m

$715

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 6/13

6:05 am-8:20 pm

2 stops21h 15m

Chicago O'Hare Intl

Mon 6/23

6:00 pm-9:20 pm

1 stop20h 20m

$725

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Mon 5/12

5:00 pm-2:10 pm

1 stop28h 10m

Chicago O'Hare Intl

Mon 5/26

4:20 pm-10:45 pm

1 stop23h 25m

$728

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 6/13

6:05 am-2:00 pm

1 stop14h 55m

Chicago O'Hare Intl

Sun 6/29

6:00 pm-9:20 pm

1 stop20h 20m

$729

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Tue 6/24

8:10 pm-11:55 am

1 stop22h 45m

Chicago O'Hare Intl

Fri 8/15

12:44 pm-7:55 pm

2 stops24h 11m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 26 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, August is the cheapest month in which you can book a flight from Zagreb to Illinois (average of $245). Flying from Zagreb to Illinois in March is currently the most expensive (average of $321). 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 April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Zagreb to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 April 30, 2025.
Read reviews from past customers who have flown Delta, KLM and LOT from Zagreb to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Zagreb to Illinois one-way?

    For one-way options, check prices for Air Serbia. According to our data, you can fly for as low as $468. Users have also found prices from $563 and $625 on Turkish Airlines and British Airways, respectively.

  • 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, August is the cheapest month in which you can book a flight from Zagreb to Illinois (average of $245). Flying from Zagreb to Illinois in March is currently the most expensive (average of $321). 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

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Alternative routes for Zagreb to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
LOTCheapest$595Average$763FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$612Average$760FlexibilityNo cancel feeOn-time76%
KLMCheapest$693Average$808FlexibilityNo cancel feeOn-time75%

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