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$418+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$614
(British Airways)

One-way from

$418
(Air Serbia)

Popular in

July

Cheapest in

November

Average price

$713
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. 7% potential increase in price ($56 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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Average for round-trip flights in June 2025
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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 June 12, 2025.

This British Airways deal was found by Cheapflights users on 6/11. 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.
Sat 6/288:45 pmZAG - ORD
1 stop22h 10mBritish Airways
Mon 7/149:15 pmORD - ZAG
1 stop15h 10mBritish Airways
Deal found 6/11$614
This oojo deal was found by Cheapflights users on 6/11. 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.
Sat 9/612:40 pmZAG - ORD
1 stop30h 25mLOT
Sat 9/139:40 pmORD - ZAG
1 stop31h 15mLOT
Deal found 6/11$651
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 9/46:00 amZAG - ORD
2 stops15h 55mUnited Airlines
Thu 9/1110:30 pmORD - ZAG
1 stop18h 10mUnited Airlines
Deal found 6/11$682
This American Airlines deal was found by Cheapflights users on 6/10. 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 6/218:45 pmZAG - ORD
1 stop22h 10mAmerican Airlines
Mon 7/75:18 pmORD - ZAG
2 stops19h 07mAmerican Airlines
Deal found 6/10$684
This Lufthansa deal was found by Cheapflights users on 6/11. 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.
Thu 9/46:00 amZAG - ORD
1 stop12h 00mLufthansa
Fri 9/126:00 pmORD - ZAG
1 stop20h 20mLufthansa
Deal found 6/11$692
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Thu 9/46:00 amZAG - ORD
2 stops19h 41mAir Canada
Tue 9/167:10 amORD - ZAG
2 stops22h 25mAir Canada
Deal found 6/11$698
This Billigflug deal was found by Cheapflights users on 6/12. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/213:00 pmZAG - ORD
2 stops24h 05mMultiple Airlines
Sun 8/310:30 pmORD - ZAG
1 stop18h 05mMultiple Airlines
Deal found 6/12$707
This Delta deal was found by Cheapflights users on 6/11. 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 9/56:00 amZAG - ORD
2 stops22h 56mDelta
Fri 9/126:10 pmORD - ZAG
2 stops15h 40mDelta
Deal found 6/11$745
This Air Serbia deal was found by Cheapflights users on 6/11. 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 Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/99:50 amZAG - ORD
1 stop35h 35mAir Serbia
Wed 9/104:30 pmORD - ZAG
1 stop33h 40mAir Serbia
Deal found 6/11$808
This Gurufare deal was found by Cheapflights users on 6/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2811:20 amZAG - ORD
1 stop33h 00mAustrian Airlines
Mon 7/143:55 pmORD - ZAG
2 stops19h 15mAustrian Airlines
Deal found 6/11$839
This Delta deal was found by Cheapflights users on 6/12. 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.
Wed 12/176:30 amZAG - MDW
2 stops19h 06mDelta
Sun 12/2812:10 pmMDW - ZAG
2 stops19h 25mDelta
Deal found 6/12$877
This Turkish Airlines deal was found by Cheapflights users on 6/11. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/88:20 pmZAG - ORD
1 stop28h 35mTurkish Airlines
Wed 9/107:50 pmORD - ZAG
1 stop16h 35mTurkish Airlines
Deal found 6/11$883

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 June 12, 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 6/28

8:45 pm-11:55 am

1 stop22h 10m

Chicago O'Hare Intl

Mon 7/14

9:15 pm-7:25 pm

1 stop15h 10m

$614

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 9/6

12:40 pm-12:05 pm

1 stop30h 25m

Chicago O'Hare Intl

Sat 9/13

9:40 pm-11:55 am

1 stop31h 15m

$651

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 9/4

6:00 am-2:55 pm

2 stops15h 55m

Chicago O'Hare Intl

Thu 9/11

10:30 pm-11:40 pm

1 stop18h 10m

$682

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 9/4

6:00 am-11:00 am

1 stop12h 00m

Chicago O'Hare Intl

Fri 9/12

6:00 pm-9:20 pm

1 stop20h 20m

$692

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Thu 9/4

6:00 am-6:41 pm

2 stops19h 41m

Chicago O'Hare Intl

Tue 9/16

7:10 am-12:35 pm

2 stops22h 25m

$698

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Mon 7/21

3:00 pm-8:05 am

2 stops24h 05m

Chicago O'Hare Intl

Sun 8/3

10:30 pm-11:35 pm

1 stop18h 05m

$707

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Fri 9/5

6:00 am-9:56 pm

2 stops22h 56m

Chicago O'Hare Intl

Fri 9/12

6:10 pm-4:50 pm

2 stops15h 40m

$745

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Tue 9/9

9:50 am-2:25 pm

1 stop35h 35m

Chicago O'Hare Intl

Wed 9/10

4:30 pm-9:10 am

1 stop33h 40m

$808

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 6/28

11:20 am-1:20 pm

1 stop33h 00m

Chicago O'Hare Intl

Mon 7/14

3:55 pm-6:10 pm

2 stops19h 15m

$839

ZagrebChicago

ZAG - ORD

ZAGORD

Zagreb Franjo Tuđman

Sat 6/28

8:45 pm-4:55 pm

2 stops27h 10m

Chicago O'Hare Intl

Mon 7/14

5:18 pm-7:25 pm

2 stops19h 07m

$865

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 30 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 June 12, 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 June 12, 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
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LOT
7.6
Good
1,077 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $418. Users have also found prices from $562 and $634 on Turkish Airlines and LOT, 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.

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LOTCheapest$595Average$763FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$612Average$751FlexibilityNo cancel feeOn-time76%
KLMCheapest$693Average$843FlexibilityNo cancel feeOn-time75%

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