How long is the flight to Klagenfurt?

The duration of your flight to Klagenfurt depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Klagenfurt on KAYAK are from New York , which takes 11h 30m , Los Angeles , which takes 13h 40m, Boston , which takes 14h 05m, and Miami , which takes 15h 25m.

How long is the flight to Klagenfurt?

The duration of your flight to Klagenfurt depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Klagenfurt on KAYAK are from New York , which takes 11h 30m , Los Angeles , which takes 13h 40m, Boston , which takes 14h 05m, and Miami , which takes 15h 25m.

How far is Klagenfurt Airport from central Klagenfurt?

Klagenfurt Airport is 2 miles from the center of Klagenfurt.

What is the name of Klagenfurt’s airport?

All flights to Klagenfurt land at Klagenfurt Airport. The airport code is KLU,and it can also be referred to as Klagenfurt.

How does KAYAK find such low prices on flights to Klagenfurt?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Klagenfurt.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Klagenfurt?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Klagenfurt is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights to Klagenfurt?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Klagenfurt with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Klagenfurt?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Klagenfurt up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$1,044 CHEAP FLIGHTS to Klagenfurt in 2026

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Cheapest round-trip

$1,044

Multiple Airlines

Sat 9/19Fri 10/2

BOS - KLU • 3 stops

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Flight Deals

Cheap Flights to Klagenfurt

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

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Recent round-trip flight deals to Klagenfurt

Sat, Sep 19 - Fri, Oct 2

5:25 pm - 2:00 pmBOS Boston Logan Intl-KLU Klagenfurt

14h 35m3 stops Dublin Frankfurt am Main Vienna Intl

10:10 pm - 2:40 pmKLU Klagenfurt-BOS Boston Logan Intl

46h 30m3 stops Palma de Mallorca Son Sant Joan Barcelona-El Prat Lisbon Humberto Delgado

$1,044Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:30 am - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt

24h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl

11:40 am - 1:30 pmKLU Klagenfurt-BOS Boston Logan Intl

31h 50m1 stop Vienna Intl

$1,061Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

4:30 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

13h 00m2 stops Toronto Pearson Intl Vienna Intl

2:50 pm - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

29h 20m1 stop Vienna Intl

$1,064Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:30 am - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt

24h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl

11:40 am - 10:37 pmKLU Klagenfurt-BOS Boston Logan Intl

40h 57m2 stops Vienna Intl Toronto Pearson Intl

$1,068Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

7:10 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

10h 20m1 stop Vienna Intl

11:40 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

32h 30m1 stop Vienna Intl

$1,075Austrian Airlines

Wed, Oct 28 - Mon, Nov 2

11:55 pm - 2:00 pmIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

33h 05m2 stops Munich Franz Josef Strauss Vienna Intl

2:50 pm - 3:55 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

31h 05m2 stops Vienna Intl Frankfurt am Main

$1,087Lufthansa

Wed, Oct 28 - Mon, Nov 2

9:40 am - 2:00 pmDCA Washington, D.C. Reagan-National-KLU Klagenfurt

23h 20m2 stops Toronto Pearson Intl Vienna Intl

2:50 pm - 7:58 pmKLU Klagenfurt-DCA Washington, D.C. Reagan-National

35h 08m2 stops Vienna Intl Toronto Pearson Intl

$1,097Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

7:00 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

10h 30m1 stop Vienna Intl

11:40 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

32h 30m1 stop Vienna Intl

$1,111Austrian Airlines

Wed, Oct 28 - Mon, Nov 2

8:40 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

21h 45m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Vienna Intl

5:45 am - 2:45 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

39h 00m3 stops Vienna Intl Barcelona-El Prat Lisbon Humberto Delgado

$1,112Multiple Airlines

Sat, Sep 19 - Fri, Oct 2

4:55 pm - 2:00 pmBOS Boston Logan Intl-KLU Klagenfurt

39h 05m2 stops Toronto Pearson Intl Vienna Intl

5:50 am - 1:50 pmKLU Klagenfurt-BOS Boston Logan Intl

14h 00m1 stop Vienna Intl

$1,113Multiple Airlines

All round-trip flight deals to Klagenfurt

Sat, Sep 19 - Fri, Oct 2

5:25 pm - 2:00 pmBOS Boston Logan Intl-KLU Klagenfurt

14h 35m3 stops Dublin Frankfurt am Main Vienna Intl

10:10 pm - 2:40 pmKLU Klagenfurt-BOS Boston Logan Intl

46h 30m3 stops Palma de Mallorca Son Sant Joan Barcelona-El Prat Lisbon Humberto Delgado

$1,044Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:30 am - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt

24h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl

11:40 am - 1:30 pmKLU Klagenfurt-BOS Boston Logan Intl

31h 50m1 stop Vienna Intl

$1,061Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

4:30 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

13h 00m2 stops Toronto Pearson Intl Vienna Intl

2:50 pm - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

29h 20m1 stop Vienna Intl

$1,064Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:30 am - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt

24h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl

11:40 am - 10:37 pmKLU Klagenfurt-BOS Boston Logan Intl

40h 57m2 stops Vienna Intl Toronto Pearson Intl

$1,068Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

7:10 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

10h 20m1 stop Vienna Intl

11:40 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

32h 30m1 stop Vienna Intl

$1,075Austrian Airlines

Wed, Oct 28 - Mon, Nov 2

11:55 pm - 2:00 pmIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

33h 05m2 stops Munich Franz Josef Strauss Vienna Intl

2:50 pm - 3:55 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

31h 05m2 stops Vienna Intl Frankfurt am Main

$1,087Lufthansa

Wed, Oct 28 - Mon, Nov 2

9:40 am - 2:00 pmDCA Washington, D.C. Reagan-National-KLU Klagenfurt

23h 20m2 stops Toronto Pearson Intl Vienna Intl

2:50 pm - 7:58 pmKLU Klagenfurt-DCA Washington, D.C. Reagan-National

35h 08m2 stops Vienna Intl Toronto Pearson Intl

$1,097Multiple Airlines

Wed, Oct 28 - Mon, Nov 2

7:00 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

10h 30m1 stop Vienna Intl

11:40 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

32h 30m1 stop Vienna Intl

$1,111Austrian Airlines

Wed, Oct 28 - Mon, Nov 2

8:40 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-KLU Klagenfurt

21h 45m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Vienna Intl

5:45 am - 2:45 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl

39h 00m3 stops Vienna Intl Barcelona-El Prat Lisbon Humberto Delgado

$1,112Multiple Airlines

Sat, Sep 19 - Fri, Oct 2

4:55 pm - 2:00 pmBOS Boston Logan Intl-KLU Klagenfurt

39h 05m2 stops Toronto Pearson Intl Vienna Intl

5:50 am - 1:50 pmKLU Klagenfurt-BOS Boston Logan Intl

14h 00m1 stop Vienna Intl

$1,113Multiple Airlines

Booking Insights

KAYAK's insights & trends for flights to Klagenfurt

Get data-powered insights and trends for flights to Klagenfurt to help you find the cheapest flights, the best time to fly and much more.

Airlines

What are the most popular airlines flying to Klagenfurt?

The most popular airline among KAYAK users flying to Klagenfurt is Lufthansa, followed by SWISS.

Cheapest flight	$1,044

Flight from Boston to Klagenfurt

When to book flights to Klagenfurt

Are your dates flexible? Find out the best times to travel to Klagenfurt based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. The information is for flights to Klagenfurt based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

How far is Klagenfurt Airport from central Klagenfurt?
Klagenfurt Airport is 2 miles from the center of Klagenfurt.
What is the name of Klagenfurt’s airport?
All flights to Klagenfurt land at Klagenfurt Airport. The airport code is KLU,and it can also be referred to as Klagenfurt.
How does KAYAK find such low prices on flights to Klagenfurt?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Klagenfurt.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Klagenfurt?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Klagenfurt is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights to Klagenfurt?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Klagenfurt with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Klagenfurt?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Klagenfurt up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Enter your preferred departure airport and travel dates into the search form above to unlock the latest Klagenfurt flight deals.

Everything you need to know for your flight to Klagenfurt

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Klagenfurt (KLU)

KLU

$1,044 Find Cheap Flights to Klagenfurt - Compare and Save

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Cheap Flights to Klagenfurt

Recent round-trip flight deals to Klagenfurt

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All round-trip flight deals to Klagenfurt

KAYAK's insights & trends for flights to Klagenfurt

What are the most popular airlines flying to Klagenfurt?

How long is the flight to Klagenfurt?

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Everything you need to know for your flight to Klagenfurt

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