How long is the flight from State of Washington to Klagenfurt?

A quick flight from State of Washington to Klagenfurt can take about 13h 45m. Lufthansa provides one of the quickest options available for as low as $825. Airlines will cover a distance of 5425 mi.

What are the cheapest airlines to fly from State of Washington to Klagenfurt one-way?

The cheapest airlines for a one-way flight from State of Washington to Klagenfurt are Austrian Airlines ($566), Air Canada ($583), and Lufthansa ($611).

In terms of precipitation, rainfall in Klagenfurt ranges from 1.6 - 4.3 inches per month. June is typically the wettest month, when rainfall can reach 4.3 in. January is typically the driest time to visit Klagenfurt when rainfall is around 1.6 in.

If weather is an important factor for your trip to Klagenfurt, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

What is the cheapest time of day to fly from WA to KLU?

When flying from State of Washington to Klagenfurt, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Klagenfurt from Washington?

Klagenfurt (KLU) is the airport you will fly into if you book a flight from Washington to Klagenfurt. It is only a 2.0 mi journey from Klagenfurt (KLU) to Klagenfurt’s city center.

Can I find deals for flights from Washington to Klagenfurt that include hotel bookings?

Yes. In addition to deals on Washington to Klagenfurt flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington to Klagenfurt?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Klagenfurt.

Can I find deals for business class flights from Washington to Klagenfurt?

Yes. Cheapflights offers flight deals from Washington to Klagenfurt by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$566+ Cheap Flights from Washington to Klagenfurt

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Best flights from Washington to Klagenfurt
Discover carefully curated flight deals from Washington to Klagenfurt that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2025.

Fri 3/274:10 pmSEA - KLU

2 stops13h 45mLufthansa

Tue 3/315:45 amKLU - SEA

2 stops39h 10mLufthansa

Deal found 10/19

$825

One-way flights from Washington to Klagenfurt
Search for one-way flight options from Washington to Klagenfurt. Find affordable one-way fares based on user searches. Data last updated October 22, 2025.

Fri 2/208:17 amSEA - KLU

2 stops17h 13mAustrian Airlines

Deal found 10/22

$566

Fri 2/205:50 amSEA - KLU

3 stops19h 40mAir Canada

Deal found 10/22

$583

Fri 2/203:40 pmSEA - KLU

3 stops46h 40mLufthansa

Deal found 10/22

$611

Thu 12/258:10 amSEA - KLU

3 stops20h 40mAir Canada

Deal found 10/22

$643

Thu 12/2510:57 amSEA - KLU

3 stops38h 33mLufthansa

Deal found 10/20

$706

Thu 12/258:00 amSEA - KLU

2 stops20h 50mAustrian Airlines

Deal found 10/20

$741

Tue 12/1610:05 amSEA - KLU

3 stops18h 50mLufthansa

Deal found 10/20

$781

Cheap flight deals from Washington to Klagenfurt

Round-trip from	$825 (Lufthansa)
One-way from	$566 (Cheapflightsfares)

From Washington to Klagenfurt

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One-way flight from Washington to Klagenfurt

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Use the filters below to find and compare flights from Washington to Klagenfurt that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Fri 3/27

4:10 pm-1:55 pm

2 stops13h 45m

Klagenfurt

Tue 3/31

5:45 am-11:55 am

2 stops39h 10m

$825

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Fri 2/20

8:17 am-10:30 am

2 stops17h 13m

$566

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Fri 2/20

5:50 am-10:30 am

3 stops19h 40m

$583

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Fri 2/20

3:40 pm-11:20 pm

3 stops46h 40m

$611

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Thu 12/25

10:57 am-10:30 am

3 stops38h 33m

$706

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Thu 12/25

8:10 am-1:50 pm

2 stops20h 40m

$708

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Thu 12/25

8:00 am-1:50 pm

2 stops20h 50m

$741

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Tue 12/16

10:05 am-1:55 pm

3 stops18h 50m

$781

SeattleKlagenfurt

SEA - KLU

SEAKLU

Seattle/Tacoma Intl

Wed 12/17

8:10 am-1:55 pm

2 stops20h 45m

$1,038

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Best time to book a flight from Washington to Klagenfurt

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Estimated round-trip price

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Everything you need to know about your flight from Washington to Klagenfurt

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Related info for your journey

What airport do you fly into for flights to Klagenfurt from Washington?
Klagenfurt (KLU) is the airport you will fly into if you book a flight from Washington to Klagenfurt. It is only a 2.0 mi journey from Klagenfurt (KLU) to Klagenfurt’s city center.
How long is the flight from State of Washington to Klagenfurt?
A quick flight from State of Washington to Klagenfurt can take about 13h 45m. Lufthansa provides one of the quickest options available for as low as $825. Airlines will cover a distance of 5425 mi.
What are the cheapest airlines to fly from State of Washington to Klagenfurt one-way?
The cheapest airlines for a one-way flight from State of Washington to Klagenfurt are Austrian Airlines ($566), Air Canada ($583), and Lufthansa ($611).
Can I find deals for flights from Washington to Klagenfurt that include hotel bookings?
Yes. In addition to deals on Washington to Klagenfurt flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Klagenfurt?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Klagenfurt.
Can I find deals for business class flights from Washington to Klagenfurt?
Yes. Cheapflights offers flight deals from Washington to Klagenfurt by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$566+ Cheap flights from Washington to Klagenfurt (KLU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Klagenfurt with Cheapflights

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Find flight deals from Washington to Klagenfurt

Best flights from Washington to KlagenfurtDiscover carefully curated flight deals from Washington to Klagenfurt that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2025.

Discover carefully curated flight deals from Washington to Klagenfurt that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2025.

Cheap flight deals from Washington to Klagenfurt

Keep the following information in mind while searching for Washington to Klagenfurt flight deals. Data was last updated October 22, 2025.

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Best time to book a flight from Washington to Klagenfurt

Have a flexible travel schedule? Discover the best time to fly to Klagenfurt from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Klagenfurt

Related info for your journey

Find useful and relevant information for your journey from Washington to Klagenfurt. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Klagenfurt from Washington?

How long is the flight from State of Washington to Klagenfurt?

What are the cheapest airlines to fly from State of Washington to Klagenfurt one-way?

Can I find deals for flights from Washington to Klagenfurt that include hotel bookings?

How can I find direct flights from Washington to Klagenfurt?

Can I find deals for business class flights from Washington to Klagenfurt?

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Alternative routes for Washington to Klagenfurt

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Best flights from Washington to Klagenfurt
Discover carefully curated flight deals from Washington to Klagenfurt that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2025.