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Flights to Klagenfurt

€125 Cheap flights to Klagenfurt

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Klagenfurt departing on 4/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Ireland to Klagenfurt

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
10:40 - 14:00DUB-KLU
26h 20m2 stops
Lufthansa Logo
15:00 - 22:15KLU-DUB
8h 15m2 stops
€236Lufthansa
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Wed, 6 May - Sun, 10 May
Multiple Airlines Logo
21:45 - 09:20DUB-KLU
10h 35m1 stop
Multiple Airlines Logo
11:10 - 15:05KLU-DUB
28h 55m3 stops
€343Multiple Airlines
Find Deal
Sun, 28 Dec - Sun, 4 Jan
Multiple Airlines Logo
21:45 - 09:20DUB-KLU
10h 35m1 stop
Multiple Airlines Logo
11:10 - 18:40KLU-DUB
32h 30m2 stops
€348Multiple Airlines
Find Deal
Sun, 28 Dec - Sun, 4 Jan
Multiple Airlines Logo
14:05 - 09:20DUB-KLU
18h 15m2 stops
Multiple Airlines Logo
11:10 - 15:05KLU-DUB
28h 55m3 stops
€396Multiple Airlines
Find Deal
Sun, 28 Dec - Sun, 4 Jan
Multiple Airlines Logo
21:45 - 09:20DUB-KLU
10h 35m1 stop
Multiple Airlines Logo
11:10 - 12:05KLU-DUB
25h 55m1 stop
€401Multiple Airlines
Find Deal
Sun, 28 Dec - Sun, 4 Jan
Multiple Airlines Logo
06:30 - 13:50DUB-KLU
30h 20m3 stops
Multiple Airlines Logo
11:10 - 15:05KLU-DUB
28h 55m3 stops
€566Multiple Airlines
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Sun, 28 Dec - Sun, 4 Jan
Multiple Airlines Logo
04:15 - 13:50DUB-KLU
32h 35m2 stops
Multiple Airlines Logo
11:10 - 08:25KLU-DUB
46h 15m2 stops
€982Multiple Airlines
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Sat, 27 Dec - Sun, 4 Jan

momondo Fare Finder

 
Locate flights to Klagenfurt that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 13 November 2025.
Use the filters below to find and compare flights to Klagenfurt that are best for you.

Fly from

Route

Depart

Return

Price

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Wed 6/5

10:40-14:00

2 stops26h 20m

Klagenfurt

Sun 10/5

15:00-22:15

2 stops8h 15m

€236

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/12

21:45-09:20

1 stop10h 35m

Klagenfurt

Sun 4/1

11:10-15:05

3 stops28h 55m

€343

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/12

21:45-09:20

1 stop10h 35m

Klagenfurt

Sun 4/1

11:10-18:40

2 stops32h 30m

€348

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/12

14:05-09:20

2 stops18h 15m

Klagenfurt

Sun 4/1

11:10-15:05

3 stops28h 55m

€396

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/12

21:45-09:20

1 stop10h 35m

Klagenfurt

Sun 4/1

11:10-12:05

1 stop25h 55m

€401

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/12

06:30-13:50

3 stops30h 20m

Klagenfurt

Sun 4/1

11:10-15:05

3 stops28h 55m

€566

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 27/12

04:15-13:50

2 stops32h 35m

Klagenfurt

Sun 4/1

11:10-08:25

2 stops46h 15m

€982

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Wed 4/2

06:35-13:50

1 stop6h 15m

€125

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Wed 4/2

12:30-13:50

2 stops24h 20m

€144

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Wed 4/2

17:55-13:50

3 stops18h 55m

€192

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Klagenfurt from

Klagenfurt flights insights and trends

Explore insights for your Klagenfurt flight to craft the best travel plan

How long does it take to fly to Klagenfurt?

The flight from Ireland to Klagenfurt depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to Graz Thalerhof (the most popular airport in Klagenfurt), then the flight time is 12h 30m on average. If you fly from Cork (another popular airport in Ireland) to Graz Thalerhof, then the average flight time is .

Cheap Klagenfurt flight deals and tips

Summary info about Klagenfurt flight prices, duration and airlines

Best One-Way Price

€125

Best Round-Trip Price

€236

Fastest flight time

6h 15m
The best one-way flight price to Klagenfurt from Ireland in the last 72 hours is €125 (Dublin to Klagenfurt).
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The best round-trip flight price to Klagenfurt from Ireland in the last 72 hours is €236 (Dublin to Klagenfurt).
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The fastest flight to Klagenfurt from Ireland takes 6h 15m (Dublin to Klagenfurt).
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Frequently asked questions about flying to Klagenfurt

Is there an alternative airport near Klagenfurt?

Klagenfurt Airport can be an alternative airport used for travel to Klagenfurt.

When did momondo last update prices for flights to Klagenfurt Airport?

Prices for flights to Klagenfurt Airport are updated daily.

How old do you have to be to fly to Klagenfurt Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Klagenfurt Airport.

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

The necessary travel and health documents for your Klagenfurt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling 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 to Klagenfurt?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Klagenfurt. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Klagenfurt with flexible booking policies on momondo?

momondo does allow users to show only those flights to Klagenfurt which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Klagenfurt?

momondo provides multiple filters to help you find the best flight to Klagenfurt. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track flight prices for Klagenfurt 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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Popular Flights to Klagenfurt

Popular routes according to searches in the past day on momondo
Dublin to Klagenfurt Flightsfrom €217