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Flights to Klagenfurt

€227 Cheap flights to Klagenfurt

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Klagenfurt departing on 4/12. 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
17:55 - 13:55DUB-KLU
19h 00m2 stops
Lufthansa Logo
14:50 - 22:45KLU-DUB
8h 55m2 stops
€227Lufthansa
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Thu, 4 Dec - Thu, 11 Dec
Lufthansa Logo
05:10 - 23:25DUB-KLU
17h 15m2 stops
Lufthansa Logo
14:50 - 10:05KLU-DUB
20h 15m2 stops
€326Lufthansa
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Fri, 31 Oct - Tue, 4 Nov
Multiple Airlines Logo
13:00 - 13:55DUB-KLU
23h 55m1 stop
Multiple Airlines Logo
14:50 - 19:00KLU-DUB
5h 10m1 stop
€347Multiple Airlines
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Thu, 4 Dec - Thu, 11 Dec
Multiple Airlines Logo
18:10 - 23:25DUB-KLU
28h 15m2 stops
Multiple Airlines Logo
14:50 - 19:00KLU-DUB
5h 10m1 stop
€348Multiple Airlines
Find Deal
Thu, 4 Dec - Thu, 11 Dec
Multiple Airlines Logo
20:40 - 23:25DUB-KLU
25h 45m3 stops
Multiple Airlines Logo
14:50 - 22:45KLU-DUB
8h 55m2 stops
€415Multiple Airlines
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Thu, 4 Dec - Thu, 11 Dec
Lufthansa Logo
10:50 - 23:25DUB-KLU
11h 35m3 stops
Lufthansa Logo
05:45 - 17:10KLU-DUB
12h 25m3 stops
€536Lufthansa
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Thu, 4 Dec - Thu, 11 Dec
Multiple Airlines Logo
07:00 - 13:55DUB-KLU
5h 55m1 stop
Multiple Airlines Logo
14:50 - 22:45KLU-DUB
8h 55m2 stops
€603Multiple Airlines
Find Deal
Fri, 31 Oct - Tue, 4 Nov

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 20 October 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

Thu 4/12

17:55-13:55

2 stops19h 00m

Klagenfurt

Thu 11/12

14:50-22:45

2 stops8h 55m

€227

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 31/10

05:10-23:25

2 stops17h 15m

Klagenfurt

Tue 4/11

14:50-10:05

2 stops20h 15m

€326

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Thu 4/12

13:00-13:55

1 stop23h 55m

Klagenfurt

Thu 11/12

14:50-19:00

1 stop5h 10m

€347

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Thu 4/12

18:10-23:25

2 stops28h 15m

Klagenfurt

Thu 11/12

14:50-19:00

1 stop5h 10m

€348

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Thu 4/12

20:40-23:25

3 stops25h 45m

Klagenfurt

Thu 11/12

14:50-22:45

2 stops8h 55m

€414

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Thu 4/12

10:50-23:25

3 stops11h 35m

Klagenfurt

Thu 11/12

05:45-17:10

3 stops12h 25m

€536

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 31/10

07:00-13:55

1 stop5h 55m

Klagenfurt

Tue 4/11

14:50-22:45

2 stops8h 55m

€603

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 4h 20m 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 Round-Trip Price

€227

Fastest flight time

5h 55m
The best round-trip flight price to Klagenfurt from Ireland in the last 72 hours is €227 (Dublin to Klagenfurt).
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The fastest flight to Klagenfurt from Ireland takes 5h 55m (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 €380