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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Klagenfurt Airport to Illinois.

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

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$476 Cheap Flights from Klagenfurt to Illinois in 2026

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Find the cheapest flights from Klagenfurt to Illinois

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 am - 8:00 am

KLU

ORD

32h 10m

2 stops

12:50 pm - 1:50 pm

ORD

KLU

19h 00m

2 stops

$833Air Canada

Thu, Mar 19 - Mon, Mar 23

5:50 am - 8:10 pm

KLU

ORD

20h 20m

2 stops

12:50 pm - 1:50 pm

ORD

KLU

19h 00m

2 stops

$834Air Canada

Thu, Mar 19 - Mon, Mar 23

5:50 am - 11:10 am

KLU

ORD

35h 20m

2 stops

12:50 pm - 1:50 pm

ORD

KLU

19h 00m

2 stops

$835Air Canada

Thu, Mar 19 - Mon, Mar 23

5:45 am - 9:00 am

KLU

ORD

34h 15m

2 stops

11:05 am - 2:00 pm

ORD

KLU

19h 55m

2 stops

$856Air Canada

Thu, Jul 16 - Wed, Jul 22

5:45 am - 1:20 pm

KLU

ORD

14h 35m

1 stop

11:03 am - 2:00 pm

ORD

KLU

19h 57m

2 stops

$857Austrian Airlines

Thu, Jul 16 - Wed, Jul 22

3:00 pm - 1:20 pm

KLU

ORD

29h 20m

1 stop

11:03 am - 2:00 pm

ORD

KLU

19h 57m

2 stops

$917Austrian Airlines

Mon, Jul 27 - Tue, Aug 4

5:45 am - 10:05 pm

KLU

ORD

23h 20m

2 stops

8:45 am - 2:00 pm

ORD

KLU

22h 15m

2 stops

$928Air Canada

Sat, Jul 25 - Thu, Aug 6

3:00 pm - 1:20 pm

KLU

ORD

29h 20m

1 stop

4:20 pm - 2:00 pm

ORD

KLU

14h 40m

1 stop

$985Austrian Airlines

Sun, Jul 26 - Tue, Aug 4

5:45 am - 8:05 pm

KLU

ORD

21h 20m

2 stops

8:45 am - 2:00 pm

ORD

KLU

22h 15m

2 stops

$993Air Canada

Mon, Jul 27 - Tue, Aug 4

5:45 am - 6:50 pm

KLU

ORD

20h 05m

2 stops

4:20 pm - 2:00 pm

ORD

KLU

14h 40m

1 stop

$1,085Austrian Airlines

Tue, Jul 28 - Mon, Aug 3

Air Canada flights from Klagenfurt to Illinois

Our best Air Canada deals on Klagenfurt to Illinois flight tickets

Air Canada

Mar 19

KLU5:50 amKlagenfurt

32h 10m

2 stops

ORD8:00 amChicago O'Hare Intl

Mar 23

ORD12:50 pmChicago O'Hare Intl

19h 00m

2 stops

KLU1:50 pmKlagenfurt

$833

Air Canada

Mar 19

KLU5:50 amKlagenfurt

32h 10m

2 stops

ORD8:00 amChicago O'Hare Intl

Mar 23

ORD7:15 amChicago O'Hare Intl

24h 35m

2 stops

KLU1:50 pmKlagenfurt

$834

Air Canada

Mar 19

KLU5:50 amKlagenfurt

35h 20m

2 stops

ORD11:10 amChicago O'Hare Intl

Mar 23

ORD12:50 pmChicago O'Hare Intl

19h 00m

2 stops

KLU1:50 pmKlagenfurt

$835

Austrian Airlines flights from Klagenfurt to Illinois

Our best Austrian Airlines deals on Klagenfurt to Illinois flight tickets

Austrian Airlines

Jul 16

KLU5:45 amKlagenfurt

14h 35m

1 stop

ORD1:20 pmChicago O'Hare Intl

Jul 22

ORD11:03 amChicago O'Hare Intl

19h 57m

2 stops

KLU2:00 pmKlagenfurt

$857

Austrian Airlines

Jul 27

KLU3:00 pmKlagenfurt

29h 20m

1 stop

ORD1:20 pmChicago O'Hare Intl

Aug 5

ORD11:03 amChicago O'Hare Intl

19h 57m

2 stops

KLU2:00 pmKlagenfurt

$917

Austrian Airlines

Jul 26

KLU3:00 pmKlagenfurt

29h 20m

1 stop

ORD1:20 pmChicago O'Hare Intl

Aug 4

ORD4:20 pmChicago O'Hare Intl

14h 40m

1 stop

KLU2:00 pmKlagenfurt

$985

Fly from

Fly to

Route

Depart

Return

Price

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Thu 3/19

5:50 am-8:00 am

2 stops32h 10m

Chicago O'Hare Intl

Mon 3/23

12:50 pm-1:50 pm

2 stops19h 00m

$833

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Thu 3/19

5:50 am-8:10 pm

2 stops20h 20m

Chicago O'Hare Intl

Mon 3/23

12:50 pm-1:50 pm

2 stops19h 00m

$834

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Thu 3/19

5:50 am-11:10 am

2 stops35h 20m

Chicago O'Hare Intl

Mon 3/23

12:50 pm-1:50 pm

2 stops19h 00m

$835

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Thu 7/16

5:45 am-9:00 am

2 stops34h 15m

Chicago O'Hare Intl

Wed 7/22

11:05 am-2:00 pm

2 stops19h 55m

$856

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Thu 7/16

5:45 am-1:20 pm

1 stop14h 35m

Chicago O'Hare Intl

Wed 7/22

11:03 am-2:00 pm

2 stops19h 57m

$857

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Mon 7/27

3:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

Tue 8/4

11:03 am-2:00 pm

2 stops19h 57m

$917

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sat 7/25

5:45 am-10:05 pm

2 stops23h 20m

Chicago O'Hare Intl

Thu 8/6

8:45 am-2:00 pm

2 stops22h 15m

$928

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sun 7/26

3:00 pm-1:20 pm

1 stop29h 20m

Chicago O'Hare Intl

Tue 8/4

4:20 pm-2:00 pm

1 stop14h 40m

$985

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Mon 7/27

5:45 am-8:05 pm

2 stops21h 20m

Chicago O'Hare Intl

Tue 8/4

8:45 am-2:00 pm

2 stops22h 15m

$993

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Tue 7/28

5:45 am-6:50 pm

2 stops20h 05m

Chicago O'Hare Intl

Mon 8/3

4:20 pm-2:00 pm

1 stop14h 40m

$1,085

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Klagenfurt 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 is the cheapest airline that flies from Klagenfurt to Illinois?

Austrian Airlines is the most popular carrier operating from Klagenfurt to Illinois

Cheap Klagenfurt to Illinois flight deals and tips

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

Fastest flight time	14h 35m
Direct flights	None

The fastest flight from Klagenfurt to Illinois takes 14h 35m

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

Search flight deals

When did momondo last update prices for flights from Klagenfurt Airport to Illinois?
Prices for flights from Klagenfurt Airport to Illinois were last updated today.
How old do you have to be to fly from Klagenfurt Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Klagenfurt Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek 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 Klagenfurt to Illinois?

It is quick and easy to find Klagenfurt to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

Flights from Klagenfurt to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Klagenfurt and Illinois 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 Klagenfurt to Illinois right now. Can momondo alert me if prices change?

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