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Klagenfurt

$291+ Cheap flights from Dulles Intl (IAD) 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KLU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Klagenfurt

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Klagenfurt (KLU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$1,106
(Gotogate)

One-way from

$291
(Kiwi.com)
From Washington, D.C. Dulles Intl to Klagenfurt
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One-way flight from Washington, D.C. Dulles Intl to Klagenfurt
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Find flight deals from Dulles Intl to Klagenfurt

Cheapest flights from Dulles Intl to Klagenfurt
Explore the most affordable flight options available from Dulles Intl to Klagenfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Gotogate deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:35 amIAD - KLU
2 stops32h 50mMultiple Airlines
Sat 11/15:45 amKLU - IAD
2 stops20h 09mMultiple Airlines
Deal found 9/10$1,106
This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:00 pmIAD - KLU
2 stops19h 55mAir Canada
Sat 11/15:45 amKLU - IAD
3 stops19h 41mAir Canada
Deal found 9/10$1,151
This SmartFares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/255:25 pmIAD - KLU
1 stop15h 30mAustrian Airlines
Sat 11/15:45 amKLU - IAD
1 stop14h 55mAustrian Airlines
Deal found 9/10$1,211
This FlightHub deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:28 amIAD - KLU
2 stops23h 32mMultiple Airlines
Mon 10/133:00 pmKLU - IAD
1 stop29h 35mMultiple Airlines
Deal found 9/11$1,578
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:22 pmIAD - KLU
2 stops38h 38mAir Canada
Mon 10/135:45 amKLU - IAD
2 stops35h 28mAir Canada
Deal found 9/11$1,588
This Gurufare deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:25 pmIAD - KLU
1 stop14h 35mAustrian Airlines
Mon 10/133:00 pmKLU - IAD
1 stop29h 35mAustrian Airlines
Deal found 9/11$1,597

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Klagenfurt that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Klagenfurt that are best for you.

Fly from

Dulles Intl

Fly to

Klagenfurt

Route

Depart

Return

Price

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 10/25

9:35 am-12:25 am

2 stops32h 50m

Klagenfurt

Sat 11/1

5:45 am-8:54 pm

2 stops20h 09m

$1,106

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 10/25

1:00 pm-2:55 pm

2 stops19h 55m

Klagenfurt

Sat 11/1

5:45 am-8:26 pm

3 stops19h 41m

$1,151

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 10/25

5:25 pm-2:55 pm

1 stop15h 30m

Klagenfurt

Sat 11/1

5:45 am-3:40 pm

1 stop14h 55m

$1,211

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Thu 10/9

8:28 am-2:00 pm

2 stops23h 32m

Klagenfurt

Mon 10/13

3:00 pm-2:35 pm

1 stop29h 35m

$1,578

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Thu 10/9

5:22 pm-2:00 pm

2 stops38h 38m

Klagenfurt

Mon 10/13

5:45 am-11:13 am

2 stops35h 28m

$1,588

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Thu 10/9

5:25 pm-2:00 pm

1 stop14h 35m

Klagenfurt

Mon 10/13

3:00 pm-2:35 pm

1 stop29h 35m

$1,597

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Mon 10/6

10:20 pm-4:20 pm

3 stops36h 00m

$291

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 10/11

5:00 pm-6:40 pm

2 stops19h 40m

$378

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sun 10/5

5:45 pm-8:15 am

2 stops32h 30m

$455

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Wed 10/8

5:50 pm-10:00 pm

3 stops22h 10m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 13 results
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Best time to book a flight from Dulles Intl to Klagenfurt

Have a flexible travel schedule? Discover the best time to fly to Klagenfurt from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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, D.C. Dulles Intl?

    Klagenfurt (KLU), located 2.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Klagenfurt. 0 airlines have flights to Klagenfurt from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Klagenfurt should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Klagenfurt?

    A quick flight from Washington, D.C. Dulles Intl Airport to Klagenfurt can take about 15h 30m. Air Canada provides one of the quickest options available for as low as $1,211. There are 4409 mi between Washington, D.C. Dulles Intl Airport and Klagenfurt. This flight may include one or multiple stops.

  • Can I find deals for flights from Dulles Intl to Klagenfurt that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Klagenfurt?

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

  • Can I find deals for business class flights from Dulles Intl to Klagenfurt?

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

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