How do I get Price Alerts for flights from Klagenfurt to Illinois?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Klagenfurt from Illinois . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Klagenfurt to Illinois with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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.

$836 Cheap Flights from Klagenfurt to Illinois in 2026

Find the cheapest flights from Klagenfurt to Illinois

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 am - 7:48 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

20h 58m2 stops Vienna Intl Toronto Pearson Intl

9:55 am - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

21h 05m2 stops Toronto Pearson Intl Vienna Intl

$836Air Canada

Thu, Sep 17 - Mon, Sep 28

5:50 am - 8:12 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

21h 22m2 stops Vienna Intl Montreal Pierre Elliott Trudeau Intl

9:55 am - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

21h 05m2 stops Toronto Pearson Intl Vienna Intl

$837Air Canada

Thu, Sep 17 - Mon, Sep 28

5:50 am - 12:55 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

14h 05m2 stops Vienna Intl Frankfurt am Main

4:20 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

14h 40m1 stop Vienna Intl

$839Multiple Airlines

Thu, Sep 17 - Mon, Sep 28

5:50 am - 12:55 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

14h 05m2 stops Vienna Intl Frankfurt am Main

4:20 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

14h 40m1 stop Vienna Intl

$842Multiple Airlines

Thu, Sep 17 - Mon, Sep 28

5:50 am - 1:20 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

14h 30m1 stop Vienna Intl

4:20 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

14h 40m1 stop Vienna Intl

$844Austrian Airlines

Thu, Sep 17 - Mon, Sep 28

5:50 am - 1:20 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

14h 30m1 stop Vienna Intl

4:20 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

14h 40m1 stop Vienna Intl

$847Austrian Airlines

Thu, Sep 17 - Mon, Sep 28

12:10 pm - 4:00 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

34h 50m2 stops Rome Fiumicino Lisbon Humberto Delgado

9:00 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

34h 00m3 stops Dublin Amsterdam Schiphol Vienna Intl

$1,378Multiple Airlines

Thu, Sep 17 - Mon, Sep 28

3:00 pm - 4:00 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

32h 00m3 stops Vienna Intl Barcelona-El Prat Lisbon Humberto Delgado

2:15 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

16h 45m3 stops Toronto Pearson Intl London Heathrow Vienna Intl

$1,524Multiple Airlines

Thu, Sep 17 - Mon, Sep 28

3:00 pm - 4:00 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

32h 00m3 stops Vienna Intl Zurich Lisbon Humberto Delgado

9:00 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

34h 00m3 stops Dublin Amsterdam Schiphol Vienna Intl

$1,541Multiple Airlines

Thu, Sep 17 - Mon, Sep 28

3:00 pm - 4:00 pmKLU Klagenfurt-ORD Chicago O'Hare Intl

32h 00m3 stops Vienna Intl Barcelona-El Prat Lisbon Humberto Delgado

3:35 pm - 2:00 pmORD Chicago O'Hare Intl-KLU Klagenfurt

15h 25m2 stops Munich Franz Josef Strauss Vienna Intl

$1,566Multiple Airlines

Thu, Sep 17 - Mon, Sep 28

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from Klagenfurt to Illinois

Our best Air Canada deals on Klagenfurt to Illinois flight tickets

Air Canada

Sep 17

KLU5:50 amKlagenfurt

20h 58m

2 stops

ORD7:48 pmChicago O'Hare Intl

Sep 28

ORD9:55 amChicago O'Hare Intl

21h 05m

2 stops

KLU2:00 pmKlagenfurt

$836

Air Canada

Sep 17

KLU5:50 amKlagenfurt

21h 22m

2 stops

ORD8:12 pmChicago O'Hare Intl

Sep 28

ORD9:55 amChicago O'Hare Intl

21h 05m

2 stops

KLU2:00 pmKlagenfurt

$837

Austrian Airlines flights from Klagenfurt to Illinois

Our best Austrian Airlines deals on Klagenfurt to Illinois flight tickets

Austrian Airlines

Sep 17

KLU5:50 amKlagenfurt

14h 30m

1 stop

ORD1:20 pmChicago O'Hare Intl

Sep 28

ORD4:20 pmChicago O'Hare Intl

14h 40m

1 stop

KLU2:00 pmKlagenfurt

$844

Austrian Airlines

Sep 17

KLU5:50 amKlagenfurt

14h 30m

1 stop

ORD1:20 pmChicago O'Hare Intl

Sep 28

ORD4:20 pmChicago O'Hare Intl

14h 40m

1 stop

KLU2:00 pmKlagenfurt

$847

Austrian Airlines

Sep 17

KLU5:50 amKlagenfurt

14h 30m

1 stop

ORD1:20 pmChicago O'Hare Intl

Sep 17

ORD4:20 pmChicago O'Hare Intl

14h 40m

1 stop

KLU2:00 pmKlagenfurt

$1,864

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

5:50 am-7:48 pm

2 stops20h 58m

Chicago O'Hare Intl

Mon 9/28

9:55 am-2:00 pm

2 stops21h 05m

$836

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

5:50 am-8:12 pm

2 stops21h 22m

Chicago O'Hare Intl

Mon 9/28

9:55 am-2:00 pm

2 stops21h 05m

$837

Quickest round-trip

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

5:50 am-12:55 pm

2 stops14h 05m

Chicago O'Hare Intl

Mon 9/28

4:20 pm-2:00 pm

1 stop14h 40m

$839

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

5:50 am-12:55 pm

2 stops14h 05m

Chicago O'Hare Intl

Mon 9/28

4:20 pm-2:00 pm

1 stop14h 40m

$842

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

5:50 am-1:20 pm

1 stop14h 30m

Chicago O'Hare Intl

Mon 9/28

4:20 pm-2:00 pm

1 stop14h 40m

$844

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

5:50 am-1:20 pm

1 stop14h 30m

Chicago O'Hare Intl

Mon 9/28

4:20 pm-2:00 pm

1 stop14h 40m

$847

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

12:10 pm-4:00 pm

2 stops34h 50m

Chicago O'Hare Intl

Mon 9/28

9:00 pm-2:00 pm

3 stops34h 00m

$1,378

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

3:00 pm-4:00 pm

3 stops32h 00m

Chicago O'Hare Intl

Mon 9/28

2:15 pm-2:00 pm

3 stops16h 45m

$1,524

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

3:00 pm-4:00 pm

3 stops32h 00m

Chicago O'Hare Intl

Mon 9/28

9:00 pm-2:00 pm

3 stops34h 00m

$1,541

KlagenfurtChicago

KLU Klagenfurt - ORD Chicago O'Hare Intl

KLUORD

Klagenfurt

Thu 9/17

3:00 pm-4:00 pm

3 stops32h 00m

Chicago O'Hare Intl

Mon 9/28

3:35 pm-2:00 pm

2 stops15h 25m

$1,566

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Klagenfurt to Illinois flight deals and tips

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

Best Price Found	$836
Fastest flight time	14h 30m
Direct flights	None

The best flight deal from Klagenfurt to Illinois found on momondo in the last 72 hours is $836

The fastest flight from Klagenfurt to Illinois takes 14h 30m

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

Search flight deals

Frequently asked questions about flying from Klagenfurt to Illinois

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.

Frequently asked questions about flying from Klagenfurt to Illinois

How do I get Price Alerts for flights from Klagenfurt to Illinois?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Klagenfurt from Illinois. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Klagenfurt to Illinois with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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.