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Cheap flights from Chicago O'Hare Intl Airport to Graz from $641

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Graz departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago O'Hare Intl Airport to Graz

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:25 pm - 9:40 pm
ORD
-
GRZ
19h 15m
2 stops
Multiple Airlines Logo
4:15 pm - 7:50 pm
GRZ
-
ORD
34h 35m
2 stops
$952Multiple Airlines
Thu, Oct 8 - Wed, Oct 14
Multiple Airlines Logo
7:25 pm - 9:40 pm
ORD
-
GRZ
19h 15m
2 stops
Multiple Airlines Logo
6:50 pm - 7:15 pm
GRZ
-
ORD
31h 25m
3 stops
$960Multiple Airlines
Thu, Oct 8 - Wed, Oct 14
Lufthansa Logo
3:35 pm - 4:10 pm
ORD
-
GRZ
17h 35m
1 stop
Lufthansa Logo
2:45 pm - 12:55 pm
GRZ
-
ORD
29h 10m
1 stop
$992Lufthansa
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
6:15 pm - 4:10 pm
ORD
-
GRZ
14h 55m
2 stops
Multiple Airlines Logo
10:50 am - 12:35 pm
GRZ
-
ORD
32h 45m
1 stop
$1,002Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
7:15 pm - 1:50 pm
ORD
-
GRZ
35h 35m
3 stops
Multiple Airlines Logo
4:15 pm - 4:10 pm
GRZ
-
ORD
30h 55m
3 stops
$1,013Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
SWISS Logo
7:05 pm - 6:00 pm
ORD
-
GRZ
15h 55m
1 stop
SWISS Logo
6:50 pm - 12:35 pm
GRZ
-
ORD
24h 45m
1 stop
$1,069SWISS
Wed, Sep 9 - Wed, Sep 16
SWISS Logo
7:05 pm - 6:00 pm
ORD
-
GRZ
15h 55m
1 stop
SWISS Logo
6:50 pm - 12:35 pm
GRZ
-
ORD
24h 45m
1 stop
$1,072SWISS
Wed, Sep 9 - Wed, Sep 16
Multiple Airlines Logo
7:05 pm - 3:55 pm
ORD
-
GRZ
13h 50m
2 stops
Multiple Airlines Logo
7:00 pm - 9:29 pm
GRZ
-
ORD
33h 29m
2 stops
$1,077Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
11:05 am - 9:15 am
ORD
-
GRZ
15h 10m
2 stops
Multiple Airlines Logo
6:00 am - 7:55 pm
GRZ
-
ORD
20h 55m
1 stop
$1,090Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Multiple Airlines Logo
11:05 am - 9:15 am
ORD
-
GRZ
15h 10m
2 stops
Multiple Airlines Logo
6:00 am - 7:55 pm
GRZ
-
ORD
20h 55m
1 stop
$1,091Multiple Airlines
Wed, Sep 9 - Wed, Sep 16

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SWISS flights from Chicago O'Hare Intl Airport to Graz

Our best SWISS deals on Chicago O'Hare Intl Airport to Graz flight tickets
SWISS
Sep 9
ORD7:05 pmChicago O'Hare Intl
15h 55m
1 stop
GRZ6:00 pmGraz Thalerhof
Sep 16
GRZ6:50 pmGraz Thalerhof
24h 45m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,069
SWISS
Sep 9
ORD7:05 pmChicago O'Hare Intl
15h 55m
1 stop
GRZ6:00 pmGraz Thalerhof
Sep 16
GRZ6:50 pmGraz Thalerhof
24h 45m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,072

Lufthansa flights from Chicago O'Hare Intl Airport to Graz

Our best Lufthansa deals on Chicago O'Hare Intl Airport to Graz flight tickets
Lufthansa
Aug 24
ORD3:35 pmChicago O'Hare Intl
17h 35m
1 stop
GRZ4:10 pmGraz Thalerhof
Aug 31
GRZ2:45 pmGraz Thalerhof
29h 10m
1 stop
ORD12:55 pmChicago O'Hare Intl
$992
Lufthansa
Oct 8
ORD3:35 pmChicago O'Hare Intl
10h 35m
1 stop
GRZ9:10 amGraz Thalerhof
Oct 14
GRZ6:00 amGraz Thalerhof
13h 55m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,130
Lufthansa
Sep 6
ORD10:30 pmChicago O'Hare Intl
12h 50m
1 stop
GRZ6:20 pmGraz Thalerhof
Sep 13
GRZ4:35 pmGraz Thalerhof
51h 20m
2 stops
ORD12:55 pmChicago O'Hare Intl
$1,140

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Graz 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, momondo users made 832,500 searches. Data last updated July 29, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Graz that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Thu 10/8

7:25 pm-9:40 pm

2 stops19h 15m

Graz Thalerhof

Wed 10/14

4:15 pm-7:50 pm

2 stops34h 35m

$952

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Thu 10/8

7:25 pm-9:40 pm

2 stops19h 15m

Graz Thalerhof

Wed 10/14

6:50 pm-7:15 pm

3 stops31h 25m

$960

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Mon 8/24

3:35 pm-4:10 pm

1 stop17h 35m

Graz Thalerhof

Mon 8/31

2:45 pm-12:55 pm

1 stop29h 10m

$992

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Mon 8/24

6:15 pm-4:10 pm

2 stops14h 55m

Graz Thalerhof

Mon 8/31

10:50 am-12:35 pm

1 stop32h 45m

$1,002

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Mon 8/24

7:15 pm-1:50 pm

3 stops35h 35m

Graz Thalerhof

Mon 8/31

4:15 pm-4:10 pm

3 stops30h 55m

$1,013

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Wed 9/9

7:05 pm-6:00 pm

1 stop15h 55m

Graz Thalerhof

Wed 9/16

6:50 pm-12:35 pm

1 stop24h 45m

$1,069

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Wed 9/9

7:05 pm-6:00 pm

1 stop15h 55m

Graz Thalerhof

Wed 9/16

6:50 pm-12:35 pm

1 stop24h 45m

$1,072

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Mon 8/24

7:05 pm-3:55 pm

2 stops13h 50m

Graz Thalerhof

Mon 8/31

7:00 pm-9:29 pm

2 stops33h 29m

$1,077
Quickest round-trip

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

Graz Thalerhof

Wed 9/16

6:00 am-7:55 pm

1 stop20h 55m

$1,090

ChicagoGraz

ORD - GRZ

ORDGRZ

Chicago O'Hare Intl

Wed 9/9

11:05 am-9:15 am

2 stops15h 10m

Graz Thalerhof

Wed 9/16

6:00 am-7:55 pm

1 stop20h 55m

$1,091

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Graz from

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

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 is the cheapest airline that flies from Chicago O'Hare Intl to Graz Thalerhof?

Lufthansa is the most popular carrier operating from Chicago O'Hare Intl to Graz Thalerhof

What airlines fly to Graz?

Austrian Airlines, Turkish Airlines and Scandinavian Airlines are the top three most popular airlines that fly to Graz from Chicago O'Hare Intl Airport according to our data. Austrian Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Graz. Keep in mind that there are 7 different airlines that fly to Graz on a routine basis, so you have a few additional options to choose from.

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

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

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

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

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Graz takes 12h 50m
There are no direct flights from Chicago O'Hare Intl Airport to Graz. There are no popular flight routes from Chicago O'Hare Intl Airport to Graz.
Search flight deals

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

  • How far is Chicago O'Hare Intl to Graz Thalerhof by plane?

    A flight from Chicago O'Hare Intl to Graz Thalerhof will travel around 4703.0 mi. By plane, this route typically takes 12h 50m.

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

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

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

  • What documentation or ID do you need to fly to Graz Thalerhof Airport?

    The necessary travel and health documents for your Graz Thalerhof 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Graz. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to Graz from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Chicago to Graz 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.

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