KLU
$1,555 Find Cheap Flights to Klagenfurt - Compare and Save
This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Klagenfurt departing on 1/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Everything you should know
Cheapest round-trip
$1,555
Typical prices: $836-$1,119
Air Canada
Thu 1/25Mon 1/29
BOS - KLU • 2 stops
Flight Deals
Cheap Flights to Klagenfurt
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights to Klagenfurt that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals to Klagenfurt
Mon, Jan 25 - Fri, Jan 29
5:30 am - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt
23h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl
11:15 am - 2:55 pmKLU Klagenfurt-BOS Boston Logan Intl
33h 40m3 stops Vienna Intl Barcelona-El Prat Lisbon Humberto Delgado
$1,555Multiple Airlines
Mon, Jan 25 - Fri, Jan 29
12:26 pm - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt
16h 04m2 stops Newark Vienna Intl
11:15 am - 7:08 pmKLU Klagenfurt-BOS Boston Logan Intl
37h 53m2 stops Vienna Intl Washington, D.C. Dulles Intl
$1,812Austrian Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 9:28 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
40h 13m2 stops Vienna Intl Toronto Pearson Intl
$1,834Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,850Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,851Multiple Airlines
Tue, Dec 22 - Tue, Jan 5
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,854Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 8:05 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
38h 50m2 stops Vienna Intl Munich Franz Josef Strauss
$1,863Multiple Airlines
Tue, Dec 22 - Tue, Jan 5
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 8:05 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
38h 50m2 stops Vienna Intl Munich Franz Josef Strauss
$1,867Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
6:10 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
10h 20m1 stop Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,876Austrian Airlines
Mon, Dec 21 - Tue, Jan 5
6:10 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
10h 20m1 stop Vienna Intl
11:15 am - 8:05 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
14h 50m2 stops Vienna Intl Munich Franz Josef Strauss
$1,882Multiple Airlines
Recent one-way flight deals to Klagenfurt
LAX Los Angeles Airport-KLU Klagenfurt
6137 mimulti-stop
Multiple Airlines
JFK New York John F Kennedy Airport-KLU Klagenfurt
4184 mimulti-stop
Multiple Airlines
All round-trip flight deals to Klagenfurt
Mon, Jan 25 - Fri, Jan 29
5:30 am - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt
23h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl
11:15 am - 2:55 pmKLU Klagenfurt-BOS Boston Logan Intl
33h 40m3 stops Vienna Intl Barcelona-El Prat Lisbon Humberto Delgado
$1,555Multiple Airlines
Mon, Jan 25 - Fri, Jan 29
12:26 pm - 10:30 amBOS Boston Logan Intl-KLU Klagenfurt
16h 04m2 stops Newark Vienna Intl
11:15 am - 7:08 pmKLU Klagenfurt-BOS Boston Logan Intl
37h 53m2 stops Vienna Intl Washington, D.C. Dulles Intl
$1,812Austrian Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 9:28 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
40h 13m2 stops Vienna Intl Toronto Pearson Intl
$1,834Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,850Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,851Multiple Airlines
Tue, Dec 22 - Tue, Jan 5
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,854Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 8:05 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
38h 50m2 stops Vienna Intl Munich Franz Josef Strauss
$1,863Multiple Airlines
Tue, Dec 22 - Tue, Jan 5
9:55 am - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
18h 35m2 stops Toronto Pearson Intl Vienna Intl
11:15 am - 8:05 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
38h 50m2 stops Vienna Intl Munich Franz Josef Strauss
$1,867Multiple Airlines
Tue, Dec 22 - Mon, Jan 4
6:10 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
10h 20m1 stop Vienna Intl
11:15 am - 2:10 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
32h 55m1 stop Vienna Intl
$1,876Austrian Airlines
Mon, Dec 21 - Tue, Jan 5
6:10 pm - 10:30 amIAD Washington, D.C. Dulles Intl-KLU Klagenfurt
10h 20m1 stop Vienna Intl
11:15 am - 8:05 pmKLU Klagenfurt-IAD Washington, D.C. Dulles Intl
14h 50m2 stops Vienna Intl Munich Franz Josef Strauss
$1,882Multiple Airlines
Booking Insights
Price, demand and travel trends for flights to Klagenfurt
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Prices
Airlines
What is the cheapest flight to Klagenfurt?
Boston to Klagenfurt is the cheapest route at $1,555 round-trip, found in the past 5 days on KAYAK. Washington, D.C. Dulles Intl Airport to Klagenfurt is the most popular connection with round-trip deals from $1,834.
How much is a flight to Klagenfurt?
Average and cheapest price for all round-trip flights to Klagenfurt from each origin found by users searching on KAYAK in the last 12 months.On average, a round-trip flight from the United States to Klagenfurt costs $936, based on KAYAK data over the past 12 months. Round-trip fares from Atlanta average $735, while Washington, D.C. runs a bit higher at $1,454.
What is the cheapest day to fly to Klagenfurt?
Monday is the cheapest day to fly to Klagenfurt at $801 round-trip on average over the past 12 months on KAYAK. Thursday is the most expensive at $1,176.
What is the cheapest time of day to fly to Klagenfurt?
Average price for all round-trip flights depending on time of departure, seen by users on KAYAK in the last 12 months.Morning flights to Klagenfurt are the cheapest at $847 round-trip on average. Night flights are the most expensive at $1,995.
What are the most popular airlines flying to Klagenfurt?
Based on KAYAK data over the past 3 months.Austrian Airlines is the most popular airline flying to Klagenfurt on KAYAK, followed by Lufthansa.
Key details for flights to Klagenfurt
Low season | July |
|---|---|
High season | March |
Cheapest flight | $1,555 |
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.
Your questions about flights to Klagenfurt, answered
Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.
Your guide to booking Klagenfurt flights
From booking to airport arrival, find tips to help you plan your flight with more confidence.Traveling to a place near Klagenfurt?
Book flights to Klagenfurt if you plan to visit one of these locationsBad Kleinkirchheim
Tamsweg
More options for your flight to Klagenfurt
Complete your trip to Klagenfurt with a hotel stay or car rental
Information on the airport you'll fly into in Klagenfurt
Cabin class types available on flights to Klagenfurt
Cabin classes available on flights to Klagenfurt. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Flights from local origins to Klagenfurt
Flights from all regions of United States to Klagenfurt. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.