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

Price Alerts will notify you by email when the price for flights to Chicago from Klagenfurt decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Klagenfurt to Chicago 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 Chicago?

Prices for flights from Klagenfurt Airport to Chicago refresh daily.

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

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 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.

$717 Cheap Flights from Klagenfurt to Chicago in 2025/26

1 adult

0 bags

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Find the cheapest flights from Klagenfurt to Chicago

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 am - 4:20 pm

KLU

ORD

16h 35m2 stops

10:50 pm - 11:25 pm

ORD

KLU

18h 35m2 stops

$717Lufthansa

Wed, Mar 18 - Sun, Mar 22

5:45 am - 3:00 pm

KLU

ORD

15h 15m1 stop

5:10 pm - 1:55 pm

ORD

KLU

14h 45m2 stops

$718Austrian Airlines

Wed, Mar 18 - Sun, Mar 22

5:45 am - 6:45 pm

KLU

ORD

19h 00m2 stops

8:40 pm - 1:55 pm

ORD

KLU

35h 15m2 stops

$727Air Canada

Wed, Mar 18 - Sun, Mar 22

5:45 am - 11:18 am

KLU

ORD

35h 33m2 stops

8:40 pm - 1:55 pm

ORD

KLU

35h 15m2 stops

$798Air Canada

Wed, Mar 18 - Sun, Mar 22

5:45 am - 12:45 pm

KLU

ORD

38h 00m2 stops

6:25 pm - 1:50 pm

ORD

KLU

36h 25m2 stops

$1,424Multiple Airlines

Sat, Dec 20 - Wed, Dec 24

5:45 am - 7:45 pm

KLU

ORD

21h 00m2 stops

3:35 pm - 1:50 pm

ORD

KLU

39h 15m2 stops

$2,019Air Canada

Sat, Dec 20 - Wed, Dec 24

4:00 pm - 11:00 am

KLU

ORD

26h 00m2 stops

9:15 pm - 1:50 pm

ORD

KLU

33h 35m3 stops

$2,079Multiple Airlines

Sat, Dec 20 - Wed, Dec 24

5:45 am - 7:45 pm

KLU

ORD

21h 00m2 stops

9:20 pm - 1:50 pm

ORD

KLU

33h 30m3 stops

$2,194Air Canada

Sat, Dec 20 - Wed, Dec 24

5:45 am - 5:48 pm

KLU

ORD

19h 03m3 stops

9:20 pm - 1:50 pm

ORD

KLU

33h 30m3 stops

$2,567Air Canada

Sat, Dec 20 - Wed, Dec 24

Air Canada flights from Klagenfurt to Chicago

Our best Air Canada deals on Klagenfurt to Chicago flight tickets

Air Canada

Mar 18

KLU5:45 amKlagenfurt

19h 00m

2 stops

ORD6:45 pmChicago O'Hare Intl

Mar 22

ORD8:40 pmChicago O'Hare Intl

35h 15m

2 stops

KLU1:55 pmKlagenfurt

$727

Find similar

Air Canada

Mar 18

KLU5:45 amKlagenfurt

35h 33m

2 stops

ORD11:18 amChicago O'Hare Intl

Mar 22

ORD8:40 pmChicago O'Hare Intl

35h 15m

2 stops

KLU1:55 pmKlagenfurt

$798

Find similar

Air Canada

Dec 20

KLU5:45 amKlagenfurt

21h 00m

2 stops

ORD7:45 pmChicago O'Hare Intl

Dec 24

ORD3:35 pmChicago O'Hare Intl

39h 15m

2 stops

KLU1:50 pmKlagenfurt

$2,019

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Wed 3/18

5:45 am-4:20 pm

2 stops16h 35m

Chicago O'Hare Intl

Sun 3/22

10:50 pm-11:25 pm

2 stops18h 35m

$717

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Wed 3/18

5:45 am-3:00 pm

1 stop15h 15m

Chicago O'Hare Intl

Sun 3/22

5:10 pm-1:55 pm

2 stops14h 45m

$718

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Wed 3/18

5:45 am-6:45 pm

2 stops19h 00m

Chicago O'Hare Intl

Sun 3/22

8:40 pm-1:55 pm

2 stops35h 15m

$727

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Wed 3/18

5:45 am-11:18 am

2 stops35h 33m

Chicago O'Hare Intl

Sun 3/22

8:40 pm-1:55 pm

2 stops35h 15m

$798

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sat 12/20

5:45 am-12:45 pm

2 stops38h 00m

Chicago O'Hare Intl

Wed 12/24

6:25 pm-1:50 pm

2 stops36h 25m

$1,424

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sat 12/20

5:45 am-7:45 pm

2 stops21h 00m

Chicago O'Hare Intl

Wed 12/24

3:35 pm-1:50 pm

2 stops39h 15m

$2,019

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sat 12/20

4:00 pm-11:00 am

2 stops26h 00m

Chicago O'Hare Intl

Wed 12/24

9:15 pm-1:50 pm

3 stops33h 35m

$2,079

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sat 12/20

5:45 am-7:45 pm

2 stops21h 00m

Chicago O'Hare Intl

Wed 12/24

9:20 pm-1:50 pm

3 stops33h 30m

$2,194

KlagenfurtChicago

KLU - ORD

KLUORD

Klagenfurt

Sat 12/20

5:45 am-5:48 pm

3 stops19h 03m

Chicago O'Hare Intl

Wed 12/24

9:20 pm-1:50 pm

3 stops33h 30m

$2,567

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Klagenfurt to Chicago

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

Estimated round-trip price

Cheap Klagenfurt to Chicago (KLU to CHI) flight deals and tips

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

Fastest flight time	16h 35m
Direct flights	None

The fastest flight from Klagenfurt to Chicago takes 16h 35m

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

Search flight deals

How far is Klagenfurt to Chicago by plane?
The straight-line distance from Klagenfurt to Chicago is 4674.3 mi. In terms of flight time, this usually takes a little over 15h 15m.
When did momondo last update prices for flights from Klagenfurt Airport to Chicago?
Prices for flights from Klagenfurt Airport to Chicago refresh daily.
How old do you have to be to fly from Klagenfurt Airport to Chicago?
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 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.

How do I get Price Alerts for flights from Klagenfurt to Chicago?
Price Alerts will notify you by email when the price for flights to Chicago from Klagenfurt decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Klagenfurt to Chicago 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.

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Munster

Chesterton

Monticello

Porter

Griffith

Saint John

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Chicago from Klagenfurt with this policy.

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

Once you have performed a search for Klagenfurt to Chicago 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 Klagenfurt to Chicago right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Klagenfurt to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.