When did momondo last update prices for flights from Graz Thalerhof Airport to Chicago O'Hare Intl Airport?

Prices for flights from Graz Thalerhof Airport to Chicago O'Hare Intl Airport were last updated today.

How old do you have to be to fly from Graz Thalerhof Airport to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Graz Thalerhof Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$732 Cheap Flights from Graz to Chicago O'Hare Intl Airport in 2026

Find the cheapest flights from Graz to Chicago

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:25 am - 8:05 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

16h 40m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

11:05 am - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

$770Multiple Airlines

Wed, Sep 2 - Wed, Sep 9

10:25 am - 8:05 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

16h 40m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

11:05 am - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

$772Multiple Airlines

Wed, Sep 2 - Wed, Sep 9

10:25 am - 8:05 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

16h 40m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

11:05 am - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

$773Multiple Airlines

Wed, Sep 2 - Wed, Sep 9

2:45 pm - 7:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

12h 10m1 stop Frankfurt am Main

3:10 pm - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 05m1 stop Frankfurt am Main

$784Lufthansa

Wed, Sep 2 - Wed, Sep 9

2:45 pm - 7:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

12h 10m1 stop Frankfurt am Main

3:10 pm - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 05m1 stop Frankfurt am Main

$785Lufthansa

Wed, Sep 2 - Wed, Sep 9

10:50 am - 3:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

12h 05m1 stop Zurich

11:05 am - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

$786Multiple Airlines

Wed, Sep 2 - Wed, Sep 9

10:50 am - 3:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

12h 05m1 stop Zurich

11:05 am - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

$788Multiple Airlines

Wed, Sep 2 - Wed, Sep 9

10:50 am - 3:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

12h 05m1 stop Zurich

11:05 am - 9:15 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

$789Multiple Airlines

Wed, Sep 2 - Wed, Sep 9

6:05 am - 11:00 amGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

11h 55m1 stop Frankfurt am Main

9:40 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 30m1 stop Munich Franz Josef Strauss

$790United Airlines

Thu, Oct 15 - Mon, Oct 19

6:05 am - 11:00 amGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

11h 55m1 stop Frankfurt am Main

12:55 pm - 12:35 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

16h 40m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

$791United Airlines

Thu, Oct 15 - Mon, Oct 19

Cheap last minute flights

Enter your travel dates to find the best prices.

1:15 pm - 8:00 amGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

25h 45m2 stops Munich Franz Josef Strauss Boston Logan Intl

6:00 pm - 12:35 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 35m1 stop Munich Franz Josef Strauss

$1,065United Airlines

Wed, Aug 12 - Tue, Aug 18

1:15 pm - 12:00 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

29h 45m2 stops Munich Franz Josef Strauss Brussels Bruxelles-National

6:00 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m1 stop Munich Franz Josef Strauss

$1,098United Airlines

Tue, Aug 11 - Sun, Aug 16

1:15 pm - 1:15 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

31h 00m2 stops Munich Franz Josef Strauss Paris Charles de Gaulle

6:00 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m1 stop Munich Franz Josef Strauss

$1,123United Airlines

Tue, Aug 11 - Tue, Aug 18

6:00 am - 2:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 55m1 stop Frankfurt am Main

6:00 pm - 12:35 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 35m1 stop Munich Franz Josef Strauss

$1,124United Airlines

Wed, Aug 12 - Sun, Aug 16

6:00 am - 2:44 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 44m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

2:30 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

18h 40m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

$1,127United Airlines

Wed, Aug 12 - Sat, Aug 15

6:00 am - 6:37 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

19h 37m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

9:40 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 30m1 stop Munich Franz Josef Strauss

$1,132United Airlines

Wed, Aug 12 - Mon, Aug 17

1:15 pm - 12:00 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

29h 45m2 stops Munich Franz Josef Strauss Brussels Bruxelles-National

6:00 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 10m1 stop Munich Franz Josef Strauss

$1,254United Airlines

Mon, Aug 10 - Tue, Aug 18

2:45 pm - 11:31 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 46m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

2:20 pm - 8:45 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 25m1 stop Zurich

$1,263Multiple Airlines

Mon, Aug 10 - Mon, Aug 17

2:45 pm - 11:31 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 46m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

12:16 pm - 9:10 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

13h 54m2 stops Newark Munich Franz Josef Strauss

$1,268Multiple Airlines

Mon, Aug 10 - Mon, Aug 17

6:50 pm - 3:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

28h 05m1 stop Zurich

2:20 pm - 8:45 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

11h 25m1 stop Zurich

$1,310SWISS

Wed, Aug 12 - Mon, Aug 17

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Lufthansa flights from Graz to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Graz to Chicago O'Hare Intl Airport flight tickets

Lufthansa

Sep 2

GRZ2:45 pmGraz Thalerhof

12h 10m

1 stop

ORD7:55 pmChicago O'Hare Intl

Sep 9

ORD3:10 pmChicago O'Hare Intl

11h 05m

1 stop

GRZ9:15 amGraz Thalerhof

$784

Lufthansa

Sep 2

GRZ2:45 pmGraz Thalerhof

12h 10m

1 stop

ORD7:55 pmChicago O'Hare Intl

Sep 9

ORD3:10 pmChicago O'Hare Intl

11h 05m

1 stop

GRZ9:15 amGraz Thalerhof

$785

Lufthansa

Sep 21

GRZ1:15 pmGraz Thalerhof

13h 40m

2 stops

ORD7:55 pmChicago O'Hare Intl

Sep 28

ORD3:35 pmChicago O'Hare Intl

10h 35m

1 stop

GRZ9:10 amGraz Thalerhof

$834

United Airlines flights from Graz to Chicago O'Hare Intl Airport

Our best United Airlines deals on Graz to Chicago O'Hare Intl Airport flight tickets

United Airlines

Oct 15

GRZ6:05 amGraz Thalerhof

11h 55m

1 stop

ORD11:00 amChicago O'Hare Intl

Oct 19

ORD9:40 pmChicago O'Hare Intl

11h 30m

1 stop

GRZ4:10 pmGraz Thalerhof

$790

United Airlines

Oct 15

GRZ6:05 amGraz Thalerhof

11h 55m

1 stop

ORD11:00 amChicago O'Hare Intl

Oct 19

ORD12:55 pmChicago O'Hare Intl

16h 40m

2 stops

GRZ12:35 pmGraz Thalerhof

$791

United Airlines

Oct 15

GRZ6:05 amGraz Thalerhof

15h 47m

2 stops

ORD2:52 pmChicago O'Hare Intl

Oct 19

ORD12:55 pmChicago O'Hare Intl

16h 40m

2 stops

GRZ12:35 pmGraz Thalerhof

$793

momondo Fare Finder

Use the filters below to find and compare flights from Graz to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

10:25 am-8:05 pm

2 stops16h 40m

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

$770

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

10:25 am-8:05 pm

2 stops16h 40m

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

$772

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

10:25 am-8:05 pm

2 stops16h 40m

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

$773

Quickest round-trip

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

2:45 pm-7:55 pm

1 stop12h 10m

Chicago O'Hare Intl

Wed 9/9

3:10 pm-9:15 am

1 stop11h 05m

$784

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

2:45 pm-7:55 pm

1 stop12h 10m

Chicago O'Hare Intl

Wed 9/9

3:10 pm-9:15 am

1 stop11h 05m

$785

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

10:50 am-3:55 pm

1 stop12h 05m

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

$786

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

10:50 am-3:55 pm

1 stop12h 05m

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

$788

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/2

10:50 am-3:55 pm

1 stop12h 05m

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

$789

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 10/15

6:05 am-11:00 am

1 stop11h 55m

Chicago O'Hare Intl

Mon 10/19

9:40 pm-4:10 pm

1 stop11h 30m

$790

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 10/15

6:05 am-11:00 am

1 stop11h 55m

Chicago O'Hare Intl

Mon 10/19

12:55 pm-12:35 pm

2 stops16h 40m

$791

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Graz to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Chicago O'Hare Intl Airport?

Austrian Airlines, LOT and Lufthansa are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Graz according to our data. Austrian Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Graz to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Graz to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Graz to Chicago O'Hare Intl Airport (GRZ to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Graz to Chicago O'Hare Intl Airport

Fastest flight time	13h 40m
Direct flights	None

The fastest flight from Graz to Chicago O'Hare Intl Airport takes 13h 40m

There are no direct flights from Graz to Chicago O'Hare Intl Airport. There are no popular flight routes from Graz to Chicago O'Hare Intl Airport.

Search flight deals

Frequently asked questions about flying from Graz to Chicago O'Hare Intl Airport

How far is Graz Thalerhof to Chicago O'Hare Intl by plane?
Chicago O'Hare Intl is 4703.0 mi away from Graz Thalerhof. Typically, this will take 13h 40m by plane in normal conditions.
When did momondo last update prices for flights from Graz Thalerhof Airport to Chicago O'Hare Intl Airport?
Prices for flights from Graz Thalerhof Airport to Chicago O'Hare Intl Airport were last updated today.
How old do you have to be to fly from Graz Thalerhof Airport to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Graz Thalerhof Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why should I use momondo to find a flight deal from Graz to Chicago?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Graz.

Can I find flights from Graz to Chicago with flexible booking policies on momondo?

momondo does allow users to show only those flights to Chicago from Graz which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Graz to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Graz to Chicago.

I’m not ready to book a flight from Graz to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Graz to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.