Flights to Klagenfurt

€249 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 27/9. 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

Lufthansa Logo
20:00 - 23:25DUB-KLU
26h 25m2 stops
Lufthansa Logo
15:00 - 22:15KLU-DUB
8h 15m2 stops
€249Lufthansa
Find Deal
Sat, 27 Sep - Sat, 4 Oct
 Logo
21:35 - 18:40DUB-KLU
20h 05m2 stops
 Logo
10:50 - 01:25KLU-DUB
15h 35m1 stop
€264
Find Deal
Sat, 27 Sep - Sat, 4 Oct
Lufthansa Logo
05:55 - 23:25DUB-KLU
16h 30m2 stops
Lufthansa Logo
15:00 - 08:10KLU-DUB
18h 10m2 stops
€273Lufthansa
Find Deal
Sun, 28 Sep - Sun, 5 Oct
 Logo
05:50 - 14:00DUB-KLU
7h 10m1 stop
 Logo
10:50 - 01:25KLU-DUB
15h 35m1 stop
€420
Find Deal
Sat, 27 Sep - Sat, 4 Oct
 Logo
10:25 - 14:00DUB-KLU
26h 35m2 stops
 Logo
15:00 - 07:50KLU-DUB
17h 50m3 stops
€445
Find Deal
Sat, 27 Sep - Sat, 4 Oct
 Logo
00:01 - 14:00DUB-KLU
12h 59m2 stops
 Logo
05:45 - 11:55KLU-DUB
7h 10m1 stop
€602
Find Deal
Fri, 26 Sep - Sat, 4 Oct
 Logo
00:01 - 14:00DUB-KLU
12h 59m2 stops
 Logo
15:00 - 22:15KLU-DUB
8h 15m2 stops
€666
Find Deal
Fri, 26 Sep - Sat, 4 Oct
 Logo
07:20 - 14:00DUB-KLU
5h 40m1 stop
 Logo
15:00 - 21:30KLU-DUB
7h 30m2 stops
€852
Find Deal
Sun, 28 Sep - Sun, 5 Oct

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 15 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

Sat 27/9

20:00-23:25

2 stops26h 25m

Klagenfurt

Sat 4/10

15:00-22:15

2 stops8h 15m

€249

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 27/9

21:35-18:40

2 stops20h 05m

Klagenfurt

Sat 4/10

10:50-01:25

1 stop15h 35m

€264

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/9

05:55-23:25

2 stops16h 30m

Klagenfurt

Sun 5/10

15:00-08:10

2 stops18h 10m

€273

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 27/9

05:50-14:00

1 stop7h 10m

Klagenfurt

Sat 4/10

10:50-01:25

1 stop15h 35m

€420

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 27/9

10:25-14:00

2 stops26h 35m

Klagenfurt

Sat 4/10

15:00-07:50

3 stops17h 50m

€445

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 26/9

00:01-14:00

2 stops12h 59m

Klagenfurt

Sat 4/10

05:45-11:55

1 stop7h 10m

€602

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Fri 26/9

00:01-14:00

2 stops12h 59m

Klagenfurt

Sat 4/10

15:00-22:15

2 stops8h 15m

€666

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sun 28/9

07:20-14:00

1 stop5h 40m

Klagenfurt

Sun 5/10

15:00-21:30

2 stops7h 30m

€852

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 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 Round-Trip Price

€249

Fastest flight time

5h 40m
The best round-trip flight price to Klagenfurt from Ireland in the last 72 hours is €249 (Dublin to Klagenfurt).
The fastest flight to Klagenfurt from Ireland takes 5h 40m (Dublin to Klagenfurt).

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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1 adult
Wed 20/8
Wed 27/8

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