What airlines fly to Chicago?

Austrian Airlines, United Airlines and Lufthansa are the top three most popular airlines that fly to Chicago from Graz according to our data. Austrian Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Graz Thalerhof Airport to Chicago refresh daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Graz Thalerhof Airport to Chicago.

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

The travel and health documents required for your trip to Chicago 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 Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$679 Cheap Flights from Graz to Chicago in 2025/26

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0 bags

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9:50 am - 6:25 pm

GRZ

ORD

15h 35m1 stop

3:20 pm - 9:35 am

ORD

GRZ

11h 15m1 stop

$679Lufthansa

Wed, Feb 11 - Sun, Feb 15

2:50 pm - 3:20 pm

GRZ

ORD

31h 30m2 stops

9:50 pm - 10:40 pm

ORD

GRZ

17h 50m1 stop

$693Lufthansa

Wed, Feb 11 - Sun, Feb 15

6:00 am - 12:10 pm

GRZ

ORD

13h 10m2 stops

1:02 pm - 9:55 am

ORD

GRZ

13h 53m2 stops

$706Austrian Airlines

Wed, Feb 11 - Sun, Feb 15

6:00 am - 11:00 am

GRZ

ORD

12h 00m1 stop

11:55 am - 2:05 pm

ORD

GRZ

19h 10m2 stops

$736United Airlines

Thu, Apr 16 - Mon, Apr 20

6:00 am - 3:10 pm

GRZ

ORD

16h 10m2 stops

12:55 pm - 2:05 pm

ORD

GRZ

18h 10m2 stops

$743United Airlines

Thu, Apr 16 - Mon, Apr 20

9:50 am - 7:45 pm

GRZ

ORD

16h 55m2 stops

7:15 am - 9:55 am

ORD

GRZ

19h 40m2 stops

$746Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

9:50 am - 5:48 pm

GRZ

ORD

14h 58m2 stops

9:50 pm - 3:40 pm

ORD

GRZ

10h 50m1 stop

$762Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

6:00 am - 3:00 pm

GRZ

ORD

15h 00m1 stop

3:50 pm - 10:10 am

ORD

GRZ

11h 20m1 stop

$766Multiple Airlines

Sat, Mar 21 - Sun, Mar 29

9:50 am - 6:25 pm

GRZ

ORD

15h 35m1 stop

9:50 pm - 10:40 pm

ORD

GRZ

17h 50m1 stop

$771Lufthansa

Sun, Jan 18 - Sun, Jan 25

1:50 pm - 2:10 pm

GRZ

ORD

31h 20m2 stops

6:00 pm - 3:40 pm

ORD

GRZ

14h 40m1 stop

$773Lufthansa

Fri, Jan 9 - Tue, Jan 13

Lufthansa flights from Graz to Chicago

Our best Lufthansa deals on Graz to Chicago flight tickets

Lufthansa

Feb 11

GRZ9:50 amGraz Thalerhof

15h 35m

1 stop

ORD6:25 pmChicago O'Hare Intl

Feb 15

ORD3:20 pmChicago O'Hare Intl

11h 15m

1 stop

GRZ9:35 amGraz Thalerhof

$679

Find similar

Lufthansa

Feb 11

GRZ2:50 pmGraz Thalerhof

31h 30m

2 stops

ORD3:20 pmChicago O'Hare Intl

Feb 15

ORD9:50 pmChicago O'Hare Intl

17h 50m

1 stop

GRZ10:40 pmGraz Thalerhof

$693

Find similar

Lufthansa

Jan 18

GRZ9:50 amGraz Thalerhof

15h 35m

1 stop

ORD6:25 pmChicago O'Hare Intl

Jan 25

ORD9:50 pmChicago O'Hare Intl

17h 50m

1 stop

GRZ10:40 pmGraz Thalerhof

$771

Find similar

United Airlines flights from Graz to Chicago

Our best United Airlines deals on Graz to Chicago flight tickets

United Airlines

Apr 16

GRZ6:00 amGraz Thalerhof

12h 00m

1 stop

ORD11:00 amChicago O'Hare Intl

Apr 20

ORD3:00 pmChicago O'Hare Intl

16h 05m

1 stop

GRZ2:05 pmGraz Thalerhof

$736

Find similar

United Airlines

Apr 16

GRZ6:00 amGraz Thalerhof

16h 10m

2 stops

ORD3:10 pmChicago O'Hare Intl

Apr 20

ORD12:55 pmChicago O'Hare Intl

18h 10m

2 stops

GRZ2:05 pmGraz Thalerhof

$743

Find similar

United Airlines

Jan 9

GRZ6:05 amGraz Thalerhof

35h 55m

2 stops

ORD11:00 amChicago O'Hare Intl

Jan 13

ORD3:35 pmChicago O'Hare Intl

39h 00m

2 stops

GRZ1:35 pmGraz Thalerhof

$799

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Wed 2/11

9:50 am-6:25 pm

1 stop15h 35m

Chicago O'Hare Intl

Sun 2/15

3:20 pm-9:35 am

1 stop11h 15m

$679

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Wed 2/11

2:50 pm-3:20 pm

2 stops31h 30m

Chicago O'Hare Intl

Sun 2/15

9:50 pm-10:40 pm

1 stop17h 50m

$693

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Wed 2/11

6:00 am-12:10 pm

2 stops13h 10m

Chicago O'Hare Intl

Sun 2/15

1:02 pm-9:55 am

2 stops13h 53m

$706

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Thu 4/16

6:00 am-11:00 am

1 stop12h 00m

Chicago O'Hare Intl

Mon 4/20

11:55 am-2:05 pm

2 stops19h 10m

$736

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Thu 4/16

6:00 am-3:10 pm

2 stops16h 10m

Chicago O'Hare Intl

Mon 4/20

12:55 pm-2:05 pm

2 stops18h 10m

$743

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Sun 1/18

9:50 am-7:45 pm

2 stops16h 55m

Chicago O'Hare Intl

Sun 1/25

7:15 am-9:55 am

2 stops19h 40m

$746

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Sun 1/18

9:50 am-5:48 pm

2 stops14h 58m

Chicago O'Hare Intl

Sun 1/25

9:50 pm-3:40 pm

1 stop10h 50m

$762

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Sat 3/21

6:00 am-3:00 pm

1 stop15h 00m

Chicago O'Hare Intl

Sun 3/29

3:50 pm-10:10 am

1 stop11h 20m

$766

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Sun 1/18

9:50 am-6:25 pm

1 stop15h 35m

Chicago O'Hare Intl

Sun 1/25

9:50 pm-10:40 pm

1 stop17h 50m

$771

GrazChicago

GRZ - ORD

GRZORD

Graz Thalerhof

Fri 1/9

1:50 pm-2:10 pm

2 stops31h 20m

Chicago O'Hare Intl

Tue 1/13

6:00 pm-3:40 pm

1 stop14h 40m

$773

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Graz to Chicago

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

Prices

Airlines

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $754. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Graz to Chicago for around $1,098.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Graz to Chicago during this time can be as low as $644. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $1,201.

When to book flights from Graz to Chicago

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

Estimated round-trip price

Cheap Graz to Chicago (GRZ to CHI) flight deals and tips

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

Fastest flight time	12h 00m
Direct flights	None

The fastest flight from Graz to Chicago takes 12h 00m

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

Search flight deals

How far is Graz Thalerhof to Chicago by plane?
The distance between Graz Thalerhof and Chicago is about 4697.8 mi. By plane, this route typically takes 12h 00m.
When did momondo last update prices for flights from Graz Thalerhof Airport to Chicago?
Prices for flights from Graz Thalerhof Airport to Chicago refresh daily.
How old do you have to be to fly from Graz Thalerhof Airport to Chicago?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Graz Thalerhof Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago 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 Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Graz to Chicago. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Chicago 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 Chicago?

momondo helps you find the best flight between Graz and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.