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$716+ Cheap flights from Graz (GRZ) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
GRZ — ORD
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Graz to Illinois

Cheapest flights from Graz to Illinois
Explore the most affordable flight options available from Graz to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 11/146:05 amGRZ - ORD
1 stop12h 05mLufthansa
Tue 11/189:50 pmORD - GRZ
1 stop10h 50mLufthansa
Deal found 10/27$716
This Booking.com deal was found by Cheapflights users on 10/27. 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 11/146:05 amGRZ - ORD
1 stop21h 00mMultiple Airlines
Tue 11/184:10 pmORD - GRZ
1 stop18h 55mMultiple Airlines
Deal found 10/27$734
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/146:05 amGRZ - ORD
1 stop12h 05mUnited Airlines
Tue 11/182:30 pmORD - GRZ
2 stops16h 05mUnited Airlines
Deal found 10/27$738
This Flysmarter deal was found by Cheapflights users on 10/27. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:45 amGRZ - ORD
1 stop12h 35mSWISS
Sun 11/164:10 pmORD - GRZ
1 stop10h 45mSWISS
Deal found 10/27$740
This Flysmarter deal was found by Cheapflights users on 10/27. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:45 amGRZ - ORD
2 stops16h 15mMultiple Airlines
Sun 11/167:05 amORD - GRZ
2 stops19h 50mMultiple Airlines
Deal found 10/27$756
This Gotogate deal was found by Cheapflights users on 10/27. 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.
Mon 11/109:50 amGRZ - ORD
2 stops17h 15mLufthansa
Sun 11/169:50 pmORD - GRZ
1 stop10h 50mLufthansa
Deal found 10/27$773
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:55 pmGRZ - ORD
1 stop30h 05mMultiple Airlines
Mon 1/56:00 pmORD - GRZ
1 stop11h 55mMultiple Airlines
Deal found 10/28$928
This Booking.com deal was found by Cheapflights users on 10/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:15 pmGRZ - ORD
1 stop27h 55mLufthansa
Mon 1/56:00 pmORD - GRZ
1 stop11h 55mLufthansa
Deal found 10/28$989
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/299:50 amGRZ - ORD
2 stops16h 38mMultiple Airlines
Mon 1/56:00 pmORD - GRZ
2 stops12h 45mMultiple Airlines
Deal found 10/28$1,057

Cheap flight deals from Graz to Illinois

Keep the following information in mind while searching for Graz to Illinois flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$716
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$717
Provider with most accurate pricing for Vienna Intl-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Vienna Intl-Chicago (CHI) flights.
Search Deals
From Graz Thalerhof to Illinois
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Graz 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 October 29, 2025.
Use the filters below to find and compare flights from Graz to Illinois that are best for you.

Fly from

Graz

Fly to

Illinois

Route

Depart

Return

Price

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Fri 11/14

6:05 am-11:10 am

1 stop12h 05m

Chicago O'Hare Intl

Tue 11/18

9:50 pm-3:40 pm

1 stop10h 50m

$716

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Fri 11/14

6:05 am-8:05 pm

1 stop21h 00m

Chicago O'Hare Intl

Tue 11/18

4:10 pm-6:05 pm

1 stop18h 55m

$734

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Thu 2/26

6:05 am-3:20 pm

1 stop16h 15m

Chicago O'Hare Intl

Mon 3/2

9:50 pm-10:40 pm

1 stop17h 50m

$734

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Thu 2/26

6:05 am-3:20 pm

1 stop16h 15m

Chicago O'Hare Intl

Mon 3/2

2:30 pm-1:35 pm

2 stops16h 05m

$736

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Fri 11/14

6:05 am-11:10 am

1 stop12h 05m

Chicago O'Hare Intl

Tue 11/18

2:30 pm-1:35 pm

2 stops16h 05m

$738

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Mon 11/10

10:45 am-4:20 pm

1 stop12h 35m

Chicago O'Hare Intl

Sun 11/16

4:10 pm-9:55 am

1 stop10h 45m

$740

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Best time to book a flight from Graz to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Graz 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 Graz to Illinois

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

Currently, January is the cheapest month in which you can book a flight from Graz to Illinois (average of $359). Flying from Graz to Illinois in December is currently the most expensive (average of $634). 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.

Related info for your journey

Find useful and relevant information for your journey from Graz 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 Graz to Illinois?

    Graz Thalerhof (GRZ) is the airport you will fly out of if you book a flight from Graz to Illinois. It is only a 5.2 mi journey to Thalerhof (GRZ) from Graz’s city center.

  • How long is the flight from Graz to Illinois?

    Lufthansa and United Airlines can get you from Graz to Illinois in just under 12h 05m. Your travel time can differ by up to 4h 10m. Airlines will cover a distance of 4706 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Graz 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 Graz to Illinois?

    Currently, January is the cheapest month in which you can book a flight from Graz to Illinois (average of $359). Flying from Graz to Illinois in December is currently the most expensive (average of $634). 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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