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Flights to Klagenfurt

€142 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 24/1. 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

Enter your travel dates to find the best prices.
Ryanair Logo
20:30 - 09:20
DUB
-
KLU
35h 50m2 stops
Ryanair Logo
09:30 - 18:20
KLU
-
DUB
9h 50m1 stop
€142Ryanair
Sat, 24 Jan - Sat, 31 Jan
Multiple Airlines Logo
12:45 - 13:50
DUB
-
KLU
24h 05m1 stop
Multiple Airlines Logo
09:30 - 18:20
KLU
-
DUB
9h 50m1 stop
€206Multiple Airlines
Sat, 24 Jan - Sat, 31 Jan
Lufthansa Logo
09:15 - 13:50
DUB
-
KLU
27h 35m2 stops
Lufthansa Logo
16:00 - 11:15
KLU
-
DUB
20h 15m2 stops
€222Lufthansa
Sat, 24 Jan - Sat, 31 Jan
Multiple Airlines Logo
06:55 - 13:50
DUB
-
KLU
29h 55m2 stops
Multiple Airlines Logo
16:00 - 12:40
KLU
-
DUB
21h 40m3 stops
€446Multiple Airlines
Sat, 24 Jan - Sat, 31 Jan
Multiple Airlines Logo
08:15 - 13:50
DUB
-
KLU
28h 35m3 stops
Multiple Airlines Logo
16:00 - 07:50
KLU
-
DUB
16h 50m3 stops
€453Multiple Airlines
Sat, 24 Jan - Sat, 31 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 12 December 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 24/1

20:30-09:20

2 stops35h 50m

Klagenfurt

Sat 31/1

09:30-18:20

1 stop9h 50m

€142

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 24/1

12:45-13:50

1 stop24h 05m

Klagenfurt

Sat 31/1

09:30-18:20

1 stop9h 50m

€206

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 24/1

09:15-13:50

2 stops27h 35m

Klagenfurt

Sat 31/1

16:00-11:15

2 stops20h 15m

€222

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 24/1

06:55-13:50

2 stops29h 55m

Klagenfurt

Sat 31/1

16:00-12:40

3 stops21h 40m

€446

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 24/1

08:15-13:50

3 stops28h 35m

Klagenfurt

Sat 31/1

16:00-07:50

3 stops16h 50m

€453

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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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 10h 50m 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

€142

Fastest flight time

35h 50m
The best round-trip flight price to Klagenfurt from Ireland in the last 72 hours is €142 (Dublin to Klagenfurt).
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The fastest flight to Klagenfurt from Ireland takes 35h 50m (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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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 €167