When did momondo last update prices for flights from Graz Thalerhof Airport to Illinois?

Prices for flights from Graz Thalerhof Airport to Illinois were last updated today.

How old do you have to be to fly from Graz Thalerhof Airport to Illinois?

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 Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$776 Cheap Flights from Graz to Illinois in 2026

Find the cheapest flights from Graz to Illinois

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 12:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

13h 50m1 stop Frankfurt am Main

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

11h 35m1 stop Munich Franz Josef Strauss

$776Lufthansa

Thu, Sep 10 - Tue, Sep 15

6:05 am - 12:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

13h 50m1 stop Frankfurt am Main

6:30 pm - 6:05 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

16h 35m1 stop Frankfurt am Main

$777Lufthansa

Thu, Sep 10 - Tue, Sep 15

10:05 am - 9:30 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

18h 25m2 stops Frankfurt am Main Denver Intl

6:30 pm - 10:45 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

21h 15m1 stop Frankfurt am Main

$787Lufthansa

Thu, Sep 10 - Tue, Sep 15

6:00 am - 2:52 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 52m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

12:50 pm - 9:40 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

13h 50m2 stops Toronto Pearson Intl Frankfurt am Main

$793Air Canada

Thu, Dec 10 - Sun, Dec 13

6:10 am - 2:52 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 42m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

11:05 am - 9:25 amORD Chicago O'Hare Intl-GRZ Graz Thalerhof

15h 20m2 stops Montreal Pierre Elliott Trudeau Intl Zurich

$795Multiple Airlines

Fri, Oct 9 - Fri, Oct 16

6:05 am - 7:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

20h 50m1 stop Frankfurt am Main

4:05 pm - 6:05 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

19h 00m1 stop Frankfurt am Main

$796Lufthansa

Thu, Sep 10 - Tue, Sep 15

6:00 am - 12:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

13h 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

$798United Airlines

Wed, Sep 9 - Sun, Sep 13

6:00 am - 12:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

13h 55m1 stop Frankfurt am Main

8:42 am - 12:35 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

20h 53m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss

$799United Airlines

Wed, Sep 9 - Sun, Sep 13

6:10 am - 2:52 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

15h 42m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

4:20 pm - 4:10 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

16h 50m2 stops Denver Intl Munich Franz Josef Strauss

$801United Airlines

Fri, Oct 9 - Fri, Oct 16

6:05 am - 12:55 pmGRZ Graz Thalerhof-ORD Chicago O'Hare Intl

13h 50m1 stop Frankfurt am Main

6:30 pm - 3:35 pmORD Chicago O'Hare Intl-GRZ Graz Thalerhof

14h 05m2 stops Frankfurt am Main Vienna Intl

$803Lufthansa

Thu, Sep 10 - Tue, Sep 15

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Lufthansa flights from Graz to Illinois

Our best Lufthansa deals on Graz to Illinois flight tickets

Lufthansa

Sep 10

GRZ6:05 amGraz Thalerhof

13h 50m

1 stop

ORD12:55 pmChicago O'Hare Intl

Sep 15

ORD6:00 pmChicago O'Hare Intl

11h 35m

1 stop

GRZ12:35 pmGraz Thalerhof

$776

Lufthansa

Sep 10

GRZ6:05 amGraz Thalerhof

13h 50m

1 stop

ORD12:55 pmChicago O'Hare Intl

Sep 15

ORD6:30 pmChicago O'Hare Intl

16h 35m

1 stop

GRZ6:05 pmGraz Thalerhof

$777

Lufthansa

Sep 10

GRZ10:05 amGraz Thalerhof

18h 25m

2 stops

ORD9:30 pmChicago O'Hare Intl

Sep 15

ORD6:30 pmChicago O'Hare Intl

21h 15m

1 stop

GRZ10:45 pmGraz Thalerhof

$787

Air Canada flights from Graz to Illinois

Our best Air Canada deals on Graz to Illinois flight tickets

Air Canada

Dec 10

GRZ6:00 amGraz Thalerhof

15h 52m

2 stops

ORD2:52 pmChicago O'Hare Intl

Dec 13

ORD12:50 pmChicago O'Hare Intl

13h 50m

2 stops

GRZ9:40 amGraz Thalerhof

$793

Air Canada

Sep 22

GRZ6:00 amGraz Thalerhof

39h 52m

2 stops

ORD2:52 pmChicago O'Hare Intl

Oct 3

ORD5:35 pmChicago O'Hare Intl

36h 00m

2 stops

GRZ12:35 pmGraz Thalerhof

$4,254

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 9/10

6:05 am-12:55 pm

1 stop13h 50m

Chicago O'Hare Intl

Tue 9/15

6:00 pm-12:35 pm

1 stop11h 35m

$776

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 9/10

6:05 am-12:55 pm

1 stop13h 50m

Chicago O'Hare Intl

Tue 9/15

6:30 pm-6:05 pm

1 stop16h 35m

$777

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 9/10

10:05 am-9:30 pm

2 stops18h 25m

Chicago O'Hare Intl

Tue 9/15

6:30 pm-10:45 pm

1 stop21h 15m

$787

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 12/10

6:00 am-2:52 pm

2 stops15h 52m

Chicago O'Hare Intl

Sun 12/13

12:50 pm-9:40 am

2 stops13h 50m

$793

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Fri 10/9

6:10 am-2:52 pm

2 stops15h 42m

Chicago O'Hare Intl

Fri 10/16

11:05 am-9:25 am

2 stops15h 20m

$795

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 9/10

6:05 am-7:55 pm

1 stop20h 50m

Chicago O'Hare Intl

Tue 9/15

4:05 pm-6:05 pm

1 stop19h 00m

$796

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/9

6:00 am-12:55 pm

1 stop13h 55m

Chicago O'Hare Intl

Sun 9/13

12:55 pm-12:35 pm

2 stops16h 40m

$798

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Wed 9/9

6:00 am-12:55 pm

1 stop13h 55m

Chicago O'Hare Intl

Sun 9/13

8:42 am-12:35 pm

2 stops20h 53m

$799

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Fri 10/9

6:10 am-2:52 pm

2 stops15h 42m

Chicago O'Hare Intl

Fri 10/16

4:20 pm-4:10 pm

2 stops16h 50m

$801

GrazChicago

GRZ Graz Thalerhof - ORD Chicago O'Hare Intl

GRZORD

Graz Thalerhof

Thu 9/10

6:05 am-12:55 pm

1 stop13h 50m

Chicago O'Hare Intl

Tue 9/15

6:30 pm-3:35 pm

2 stops14h 05m

$803

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Graz to Illinois

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 Illinois?

Austrian Airlines, LOT and Lufthansa are the top three most popular airlines that fly to Illinois 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 Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

Cheap Graz to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Graz to Illinois

Best Price Found	$776
Fastest flight time	13h 50m
Direct flights	None

The best flight deal from Graz to Illinois found on momondo in the last 72 hours is $776

The fastest flight from Graz to Illinois takes 13h 50m

There are no direct flights from Graz to Illinois. There are no popular flight routes from Graz to Illinois.

Search flight deals

Frequently asked questions about flying from Graz to Illinois

When did momondo last update prices for flights from Graz Thalerhof Airport to Illinois?
Prices for flights from Graz Thalerhof Airport to Illinois were last updated today.
How old do you have to be to fly from Graz Thalerhof Airport to Illinois?
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 Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to Illinois from Graz is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

Yes. All flights to Illinois from Graz on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Graz to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Graz to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.