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Cheap flights from District of Columbia to Klagenfurt from $288

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Klagenfurt departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to Klagenfurt

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:10 pm - 2:00 pm
IAD
-
KLU
33h 50m
2 stops
Air Canada Logo
5:45 am - 11:16 am
KLU
-
IAD
35h 31m
2 stops
$1,005Air Canada
Sun, Dec 27 - Fri, Jan 15
Air Canada Logo
10:10 pm - 2:00 pm
IAD
-
KLU
33h 50m
2 stops
Air Canada Logo
5:45 am - 8:10 pm
KLU
-
IAD
20h 25m
2 stops
$1,010Air Canada
Sun, Dec 27 - Tue, Jan 12
Multiple Airlines Logo
9:55 am - 2:00 pm
IAD
-
KLU
22h 05m
2 stops
Multiple Airlines Logo
2:50 pm - 11:44 am
KLU
-
IAD
50h 54m
2 stops
$1,028Multiple Airlines
Sat, Dec 26 - Wed, Jan 13
Multiple Airlines Logo
9:55 am - 2:00 pm
IAD
-
KLU
23h 05m
2 stops
Multiple Airlines Logo
2:50 pm - 2:10 pm
KLU
-
IAD
29h 20m
1 stop
$1,046Multiple Airlines
Wed, Oct 28 - Mon, Nov 2
Multiple Airlines Logo
6:10 pm - 2:00 pm
IAD
-
KLU
13h 50m
1 stop
Multiple Airlines Logo
5:45 am - 8:10 pm
KLU
-
IAD
20h 25m
2 stops
$1,050Multiple Airlines
Sun, Dec 27 - Tue, Jan 12
Air Canada Logo
9:55 am - 2:00 pm
IAD
-
KLU
22h 05m
2 stops
Air Canada Logo
5:45 am - 8:23 pm
KLU
-
IAD
20h 38m
2 stops
$1,051Air Canada
Sat, Dec 26 - Fri, Jan 15
Air Canada Logo
10:10 pm - 2:00 pm
IAD
-
KLU
33h 50m
2 stops
Air Canada Logo
5:45 am - 8:23 pm
KLU
-
IAD
20h 38m
2 stops
$1,055Air Canada
Fri, Dec 25 - Fri, Jan 15
Air Canada Logo
10:10 pm - 2:00 pm
IAD
-
KLU
33h 50m
2 stops
Air Canada Logo
5:45 am - 9:05 pm
KLU
-
IAD
21h 20m
2 stops
$1,060Air Canada
Fri, Dec 25 - Tue, Jan 12
Austrian Airlines Logo
7:10 pm - 2:00 pm
IAD
-
KLU
13h 50m
1 stop
Austrian Airlines Logo
2:50 pm - 2:10 pm
KLU
-
IAD
29h 20m
1 stop
$1,064Austrian Airlines
Wed, Oct 28 - Mon, Nov 2
Multiple Airlines Logo
9:55 am - 2:00 pm
IAD
-
KLU
22h 05m
2 stops
Multiple Airlines Logo
2:50 pm - 2:10 pm
KLU
-
IAD
29h 20m
1 stop
$1,069Multiple Airlines
Sat, Dec 26 - Wed, Jan 13

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Austrian Airlines flights from District of Columbia to Klagenfurt

Our best Austrian Airlines deals on District of Columbia to Klagenfurt flight tickets
Austrian Airlines
Oct 28
IAD7:10 pmWashington, D.C. Dulles Intl
13h 50m
1 stop
KLU2:00 pmKlagenfurt
Nov 2
KLU2:50 pmKlagenfurt
29h 20m
1 stop
IAD2:10 pmWashington, D.C. Dulles Intl
$1,064
Austrian Airlines
Oct 28
IAD7:10 pmWashington, D.C. Dulles Intl
13h 50m
1 stop
KLU2:00 pmKlagenfurt
Nov 2
KLU2:50 pmKlagenfurt
29h 20m
1 stop
IAD2:10 pmWashington, D.C. Dulles Intl
$1,079
Austrian Airlines
Dec 27
IAD6:10 pmWashington, D.C. Dulles Intl
13h 50m
1 stop
KLU2:00 pmKlagenfurt
Jan 12
KLU5:45 amKlagenfurt
14h 25m
1 stop
IAD2:10 pmWashington, D.C. Dulles Intl
$1,094

Lufthansa flights from District of Columbia to Klagenfurt

Our best Lufthansa deals on District of Columbia to Klagenfurt flight tickets
Lufthansa
Oct 28
IAD11:55 pmWashington, D.C. Dulles Intl
33h 05m
2 stops
KLU2:00 pmKlagenfurt
Nov 2
KLU2:50 pmKlagenfurt
31h 05m
2 stops
IAD3:55 pmWashington, D.C. Dulles Intl
$1,085
Lufthansa
Oct 28
IAD11:55 pmWashington, D.C. Dulles Intl
18h 30m
2 stops
KLU11:25 pmKlagenfurt
Nov 2
KLU2:50 pmKlagenfurt
31h 05m
2 stops
IAD3:55 pmWashington, D.C. Dulles Intl
$1,091
Lufthansa
Oct 28
IAD11:55 pmWashington, D.C. Dulles Intl
42h 30m
2 stops
KLU11:25 pmKlagenfurt
Nov 1
KLU2:50 pmKlagenfurt
55h 05m
2 stops
IAD3:55 pmWashington, D.C. Dulles Intl
$1,110

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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, momondo users made 832,500 searches. Data last updated July 30, 2026.
Use the filters below to find and compare flights from District of Columbia to Klagenfurt that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sun 12/27

10:10 pm-2:00 pm

2 stops33h 50m

Klagenfurt

Fri 1/15

5:45 am-11:16 am

2 stops35h 31m

$1,005

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sun 12/27

10:10 pm-2:00 pm

2 stops33h 50m

Klagenfurt

Tue 1/12

5:45 am-8:10 pm

2 stops20h 25m

$1,010

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 12/26

9:55 am-2:00 pm

2 stops22h 05m

Klagenfurt

Wed 1/13

2:50 pm-11:44 am

2 stops50h 54m

$1,028

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Wed 10/28

9:55 am-2:00 pm

2 stops23h 05m

Klagenfurt

Mon 11/2

2:50 pm-2:10 pm

1 stop29h 20m

$1,046
Quickest round-trip

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sun 12/27

6:10 pm-2:00 pm

1 stop13h 50m

Klagenfurt

Tue 1/12

5:45 am-8:10 pm

2 stops20h 25m

$1,050

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 12/26

9:55 am-2:00 pm

2 stops22h 05m

Klagenfurt

Fri 1/15

5:45 am-8:23 pm

2 stops20h 38m

$1,051

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Fri 12/25

10:10 pm-2:00 pm

2 stops33h 50m

Klagenfurt

Fri 1/15

5:45 am-8:23 pm

2 stops20h 38m

$1,055

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Fri 12/25

10:10 pm-2:00 pm

2 stops33h 50m

Klagenfurt

Tue 1/12

5:45 am-9:05 pm

2 stops21h 20m

$1,060

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Wed 10/28

7:10 pm-2:00 pm

1 stop13h 50m

Klagenfurt

Mon 11/2

2:50 pm-2:10 pm

1 stop29h 20m

$1,064

Washington, D.C.Klagenfurt

IAD - KLU

IADKLU

Washington, D.C. Dulles Intl

Sat 12/26

9:55 am-2:00 pm

2 stops22h 05m

Klagenfurt

Wed 1/13

2:50 pm-2:10 pm

1 stop29h 20m

$1,069

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Klagenfurt from

How to get the cheapest flight ticket from District of Columbia to Klagenfurt

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from District of Columbia to Klagenfurt?

Austrian Airlines is the most popular carrier operating from District of Columbia to Klagenfurt

Cheap District of Columbia to Klagenfurt flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Klagenfurt

Fastest flight time

16h 30m

Direct flights

None
The fastest flight from District of Columbia to Klagenfurt takes 16h 30m
There are no direct flights from District of Columbia to Klagenfurt. There are no popular flight routes from District of Columbia to Klagenfurt.
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Frequently asked questions about flying from District of Columbia to Klagenfurt

  • When did momondo last update prices for flights from District of Columbia to Klagenfurt Airport?

    Prices for flights from District of Columbia to Klagenfurt Airport are updated daily.

  • How old do you have to be to fly from District of Columbia to Klagenfurt Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from District of Columbia to Klagenfurt Airport.

  • What documentation or ID do you need to fly to Klagenfurt Airport?

    The travel and health documents you'll need for your trip to Klagenfurt Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Klagenfurt Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Klagenfurt?

Book flights to Klagenfurt if you plan to visit one of these locations
Bad Kleinkirchheim

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Klagenfurt?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Klagenfurt. momondo saves you time and could save you money on your trip.

Can I find flights from District of Columbia to Klagenfurt with flexible booking policies on momondo?

Yes. All flights to Klagenfurt from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from District of Columbia to Klagenfurt?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Klagenfurt from District of Columbia.

I’m not ready to book a flight from District of Columbia to Klagenfurt right now. Can momondo alert me if prices change?

Yes. momondo can track prices for District of Columbia to Klagenfurt flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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