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Zagreb

$269+ Cheap flights from Chicago (CHI) to Zagreb (ZAG)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ZAG
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Zagreb Franjo Tuđman are usually found in January or October, booked 40 days in advance, depart on a Sunday or Thursday and return on a Thursday

Cheap flight deals from Chicago to Zagreb

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Zagreb (ZAG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$588
(Priceline)

One-way from

$269
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$733
From Chicago (CHI) to Zagreb Franjo Tuđman
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One-way flight from Chicago (CHI) to Zagreb Franjo Tuđman
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Highest demand for flights based on searches. 25% potential increase in price ($257 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Chicago to Zagreb

Cheapest flights from Chicago to Zagreb
Explore the most affordable flight options available from Chicago to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This oojo deal was found by Cheapflights users on 9/16. 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.
Tue 10/79:40 pmORD - ZAG
1 stop12h 40mLOT
Sat 10/186:05 pmZAG - ORD
1 stop32h 35mLOT
Deal found 9/16$592
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:28 pmORD - ZAG
2 stops13h 22mMultiple Airlines
Mon 11/32:40 pmZAG - ORD
1 stop29h 30mMultiple Airlines
Deal found 9/16$598
This FlightHub deal was found by Cheapflights users on 9/15. 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 10/165:10 pmORD - ZAG
2 stops35h 45mLOT
Thu 10/3012:45 pmZAG - ORD
1 stop14h 15mLOT
Deal found 9/15$600
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:40 pmORD - ZAG
1 stop16h 40mLufthansa
Tue 10/216:05 amZAG - ORD
1 stop13h 50mLufthansa
Deal found 9/16$602
This Delta deal was found by Cheapflights users on 9/16. 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 11/1710:46 amORD - ZAG
2 stops20h 49mDelta
Tue 12/26:30 amZAG - ORD
2 stops22h 16mDelta
Deal found 9/16$611
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Wed 10/810:30 pmORD - ZAG
1 stop18h 05mLufthansa
Wed 10/226:15 amZAG - ORD
1 stop13h 40mLufthansa
Deal found 9/17$618
This FlightHub deal was found by Cheapflights users on 9/15. 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.
Mon 10/65:10 pmORD - ZAG
1 stop17h 10mLOT
Mon 10/206:05 pmZAG - ORD
1 stop32h 35mLOT
Deal found 9/15$619
This FlightHub deal was found by Cheapflights users on 9/17. 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.
Sun 11/98:15 pmORD - ZAG
2 stops33h 35mMultiple Airlines
Sun 11/232:35 pmZAG - ORD
1 stop12h 30mMultiple Airlines
Deal found 9/17$624
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/78:50 amORD - ZAG
2 stops30h 25mUnited Airlines
Fri 11/212:35 pmZAG - ORD
1 stop12h 30mUnited Airlines
Deal found 9/15$626
This United deal was found by Cheapflights users on 9/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/810:30 pmORD - ZAG
1 stop18h 05mMultiple Airlines
Wed 10/226:15 amZAG - ORD
2 stops21h 02mMultiple Airlines
Deal found 9/17$627
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:52 pmORD - ZAG
2 stops16h 43mMultiple Airlines
Tue 10/216:05 amZAG - ORD
1 stop13h 50mMultiple Airlines
Deal found 9/16$629
This KLM deal was found by Cheapflights users on 9/16. 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 10/141:08 pmMDW - ZAG
2 stops17h 02mKLM
Tue 10/216:00 amZAG - MDW
2 stops19h 25mKLM
Deal found 9/16$697

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Zagreb 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 September 17, 2025.
Use the filters below to find and compare flights from Chicago to Zagreb that are best for you.

Fly from

Chicago

Fly to

Zagreb

Route

Depart

Return

Price

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Wed 1/14

2:00 pm-1:50 pm

2 stops16h 50m

Zagreb Franjo Tuđman

Wed 1/28

1:35 pm-11:06 am

2 stops28h 31m

$591

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Fri 3/13

10:55 pm-5:20 pm

1 stop12h 25m

Zagreb Franjo Tuđman

Sat 3/21

6:00 pm-9:00 pm

1 stop33h 00m

$600

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Sun 11/9

9:55 pm-12:05 pm

2 stops31h 10m

Zagreb Franjo Tuđman

Sun 11/23

6:00 pm-7:55 pm

2 stops32h 55m

$618

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Fri 2/13

6:25 pm-10:15 pm

1 stop20h 50m

Zagreb Franjo Tuđman

Fri 2/27

6:15 am-2:55 pm

2 stops15h 40m

$623

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Fri 11/7

8:50 am-10:15 pm

2 stops30h 25m

Zagreb Franjo Tuđman

Fri 11/21

2:35 pm-8:05 pm

1 stop12h 30m

$626

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Wed 10/8

10:30 pm-11:35 pm

1 stop18h 05m

Zagreb Franjo Tuđman

Wed 10/22

6:15 am-8:17 pm

2 stops21h 02m

$627

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Wed 10/8

10:30 pm-11:35 pm

1 stop18h 05m

Zagreb Franjo Tuđman

Wed 10/22

6:15 am-12:55 pm

1 stop13h 40m

$627

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Thu 11/6

7:00 am-1:50 pm

2 stops23h 50m

Zagreb Franjo Tuđman

Thu 11/20

2:45 pm-8:05 pm

1 stop12h 20m

$627

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Thu 1/15

1:00 pm-10:25 pm

2 stops26h 25m

Zagreb Franjo Tuđman

Thu 1/29

6:10 am-1:10 pm

1 stop14h 00m

$628

ChicagoZagreb

ORD - ZAG

ORDZAG

Chicago O'Hare Intl

Sat 1/17

10:40 am-1:15 pm

2 stops19h 35m

Zagreb Franjo Tuđman

Sat 1/31

8:45 am-9:35 pm

2 stops19h 50m

$629

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 32 results
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Best time to book a flight from Chicago to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from Chicago 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 Chicago to Zagreb

How far ahead should I book a flight from Chicago to Zagreb?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Zagreb. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Zagreb, you should look to book at least 40 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Chicago to Zagreb (average of $641). Flying from Chicago to Zagreb in June is currently the most expensive (average of $1,257). 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 CHI to ZAG?

Find hourly flight availability from Chicago to Zagreb. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Chicago to Zagreb in the morning. Doing so could potentially save you 21% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Chicago to Zagreb?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Zagreb. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Zagreb flight should consider departing on Monday mornings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

What’s the top layover airport for flights from Chicago to Zagreb?

Share of 1-stop round-trip flights from Chicago to Zagreb chosen by Cheapflights users in the past 12 months, using the same layover each way.

Munich (MUC) – chosen by Cheapflights users on 38% of 1-stop itineraries from Chicago to Zagreb on Cheapflights.

What’s the cheapest layover airport for flights from Chicago to Zagreb?

Average round-trip fare for 1-stop flights from Chicago to Zagreb, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Warsaw (WAW) is the most affordable 1-stop option, with an average round-trip price of $581.

What’s the fastest layover option from Chicago to Zagreb?

Shortest average travel time for 1-stop one-way flights from Chicago to Zagreb, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Warsaw (WAW) have the shortest average one-way travel time for 1-stop routes: 12h 25m.

Which airport typically offers the quickest layover for flights from Chicago to Zagreb?

Average layover duration for 1-stop one-way flights from Chicago to Zagreb, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 1h 35m.

Reviews of airlines servicing Zagreb

Get insights into the airlines that provide service to Zagreb. 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 Zagreb. Reviews last updated September 17, 2025.
Read through reviews of airlines operating flights from Chicago to Zagreb, such as KLM, LOT, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
LOT
7.6
Good
1,117 reviews
KLM
7.8
Good
1,386 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
United Airlines
7.4
Good
8,926 reviews
KLM
7.8
Good
1,386 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Turkish Airlines
7.3
Good
3,965 reviews
KLM
7.8
Good
1,386 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Lufthansa
6.8
Okay
7,409 reviews
KLM
7.8
Good
1,386 reviews

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.2

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Zagreb. 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 into for flights to Zagreb from Chicago?

    Zagreb Franjo Tuđman (ZAG) is the airport you will fly into if you book a flight from Chicago to Zagreb. You should not have trouble finding flights to Franjo Tuđman from Chicago; the airport handles an average of 0 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the Zagreb airport from Chicago. It is only a 6.7 mi journey from Franjo Tuđman (ZAG) to Zagreb’s city center.

  • How long is the flight from Chicago to Zagreb?

    Air Canada, LOT, and United Airlines can get you from Chicago to Zagreb in just under 12h 25m. Your travel time can differ by up to 8h 25m. Chicago and Zagreb are separated by a distance of 4784 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Zagreb round-trip?

    Our cheapest airline available from Chicago to Zagreb is Delta. Our recent data shows that you can find tickets from as low as $534 on this airline. Additional options worth looking into are Turkish Airlines and LOT, starting at $549 and $597 round-trip. Delta is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • Where are the most common layover locations when flying from Chicago to Zagreb?

    The most popular layover on flights from Chicago to Zagreb is Munich.

  • What are some popular things to do or see while on a layover in Munich?

    The majority of Munich visitors spend their time at Theresienwiese, Marienplatz, and Altes Rathaus. Theresienwiese, Marienplatz, and Altes Rathaus are located about 18.8 mi, 17.8 mi, and 17.8 mi, respectively from Munich Franz Josef Strauss. Travelers can rent a car at Munich Franz Josef Strauss for an average daily rate of $62 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Chicago to Zagreb flights?

    Chicago to Zagreb flights have a layover in Amsterdam the least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Zagreb 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 Chicago to Zagreb?

    Currently, November is the cheapest month in which you can book a flight from Chicago to Zagreb (average of $641). Flying from Chicago to Zagreb in June is currently the most expensive (average of $1,257). 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

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Top 8 airlines flying from Chicago to Zagreb

Discover the top 8 airlines that operate flights from Chicago to Zagreb. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$534Average$1,077FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$549Average$721FlexibilityNo cancel feeOn-time77%
LOTCheapest$597Average$960FlexibilityNo cancel feeOn-time81%
KLMCheapest$613Average$881FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$618Average$948FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$624Average$964FlexibilityNo cancel feeOn-time76%
Air SerbiaCheapest$625Average$913FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$847Average$1,016FlexibilityNo cancel feeOn-time77%

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