Flights to Klagenfurt

€112 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 18/8. 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
0 bags
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Find the cheapest flights from Ireland to Klagenfurt

Cheap return flights

Lufthansa Logo
17:45 - 23:25DUB-KLU
28h 40m2 stops
Lufthansa Logo
15:00 - 19:15KLU-DUB
29h 15m2 stops
€307Lufthansa
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Mon, 22 Sep - Mon, 29 Sep
Lufthansa Logo
09:00 - 23:25DUB-KLU
13h 25m2 stops
Lufthansa Logo
15:00 - 09:55KLU-DUB
43h 55m2 stops
€356Lufthansa
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Fri, 22 Aug - Tue, 26 Aug
Logo
07:20 - 23:25DUB-KLU
15h 05m1 stop
Logo
05:45 - 13:45KLU-DUB
9h 00m1 stop
€416
Find Deal
Mon, 22 Sep - Mon, 29 Sep
Lufthansa Logo
17:45 - 14:00DUB-KLU
19h 15m3 stops
Lufthansa Logo
15:00 - 09:55KLU-DUB
19h 55m2 stops
€517Lufthansa
Find Deal
Mon, 22 Sep - Mon, 29 Sep
Logo
07:20 - 14:00DUB-KLU
5h 40m1 stop
Logo
15:00 - 22:15KLU-DUB
8h 15m2 stops
€541
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Mon, 22 Sep - Mon, 29 Sep
Logo
07:20 - 14:00DUB-KLU
5h 40m1 stop
Logo
15:00 - 12:10KLU-DUB
22h 10m2 stops
€760
Find Deal
Fri, 22 Aug - Tue, 26 Aug
Logo
07:20 - 14:00DUB-KLU
5h 40m1 stop
Logo
05:45 - 13:45KLU-DUB
9h 00m1 stop
€867
Find Deal
Fri, 22 Aug - Tue, 26 Aug

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 8 August 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

Mon 22/9

17:45-23:25

2 stops28h 40m

Klagenfurt

Mon 29/9

15:00-19:15

2 stops29h 15m

€307

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 22/8

09:00-23:25

2 stops13h 25m

Klagenfurt

Tue 26/8

15:00-09:55

2 stops43h 55m

€356

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Mon 22/9

07:20-23:25

1 stop15h 05m

Klagenfurt

Mon 29/9

05:45-13:45

1 stop9h 00m

€416

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Mon 22/9

17:45-14:00

3 stops19h 15m

Klagenfurt

Mon 29/9

15:00-09:55

2 stops19h 55m

€517

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Mon 22/9

07:20-14:00

1 stop5h 40m

Klagenfurt

Mon 29/9

15:00-22:15

2 stops8h 15m

€541

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 22/8

07:20-14:00

1 stop5h 40m

Klagenfurt

Tue 26/8

15:00-12:10

2 stops22h 10m

€760

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 22/8

07:20-14:00

1 stop5h 40m

Klagenfurt

Tue 26/8

05:45-13:45

1 stop9h 00m

€867

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Mon 18/8

21:30-08:15

1 stop9h 45m

€112

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Mon 18/8

05:45-08:15

2 stops25h 30m

€119

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 16/8

19:40-18:40

1 stop22h 00m

€138

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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 35m 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

€112

Best Round-Trip Price

€307

Fastest flight time

6h 35m
The best one-way flight price to Klagenfurt from Ireland in the last 72 hours is €112 (Dublin to Klagenfurt).
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The best round-trip flight price to Klagenfurt from Ireland in the last 72 hours is €307 (Dublin to Klagenfurt).
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The fastest flight to Klagenfurt from Ireland takes 6h 35m (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.

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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Find better results for your trip to Klagenfurt

Popular Flights to Klagenfurt

Popular routes according to searches in the past day on momondo
Dublin to Klagenfurt Flightsfrom €325