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Flights to Klagenfurt

€102 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 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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
22:00 - 11:15DUB  Dublin-KLU Klagenfurt
12h 15m1 stop London Stansted
Ryanair Logo
22:10 - 17:35KLU  Klagenfurt-DUB Dublin
20h 25m2 stops Palma de Mallorca Son Sant Joan London Stansted
€139Ryanair
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
14:00 - 11:15DUB  Dublin-KLU Klagenfurt
20h 15m2 stops Edinburgh Turnhouse London Stansted
Multiple Airlines Logo
22:10 - 17:35KLU  Klagenfurt-DUB Dublin
20h 25m2 stops Palma de Mallorca Son Sant Joan London Stansted
€166Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
22:00 - 11:15DUB  Dublin-KLU Klagenfurt
12h 15m1 stop London Stansted
Multiple Airlines Logo
15:45 - 23:50KLU  Klagenfurt-DUB Dublin
9h 05m1 stop Cologne Köln/Bonn
€184Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Ryanair Logo
21:20 - 15:30DUB  Dublin-KLU Klagenfurt
17h 10m2 stops Palma de Mallorca Son Sant Joan London Stansted
Ryanair Logo
17:55 - 07:50KLU  Klagenfurt-DUB Dublin
14h 55m2 stops Palma de Mallorca Son Sant Joan London Stansted
€209Ryanair
Tue, 22 Sep - Wed, 23 Sep
Multiple Airlines Logo
08:05 - 14:00DUB  Dublin-KLU Klagenfurt
4h 55m1 stop Vienna Intl
Multiple Airlines Logo
16:05 - 21:20KLU  Klagenfurt-DUB Dublin
6h 15m1 stop London Stansted
€219Multiple Airlines
Tue, 22 Sep - Wed, 23 Sep
Lufthansa Logo
08:50 - 23:20DUB  Dublin-KLU Klagenfurt
13h 30m2 stops Frankfurt am Main Vienna Intl
Lufthansa Logo
05:50 - 16:55KLU  Klagenfurt-DUB Dublin
12h 05m2 stops Vienna Intl Frankfurt am Main
€237Lufthansa
Thu, 17 Sep - Thu, 24 Sep
Lufthansa Logo
08:50 - 23:20DUB  Dublin-KLU Klagenfurt
13h 30m2 stops Frankfurt am Main Vienna Intl
Lufthansa Logo
05:50 - 16:55KLU  Klagenfurt-DUB Dublin
12h 05m2 stops Vienna Intl Frankfurt am Main
€239Lufthansa
Thu, 17 Sep - Thu, 24 Sep
Multiple Airlines Logo
08:05 - 14:00DUB  Dublin-KLU Klagenfurt
4h 55m1 stop Vienna Intl
Multiple Airlines Logo
17:55 - 07:50KLU  Klagenfurt-DUB Dublin
14h 55m2 stops Palma de Mallorca Son Sant Joan London Stansted
€256Multiple Airlines
Tue, 22 Sep - Wed, 23 Sep
Multiple Airlines Logo
21:50 - 11:15DUB  Dublin-KLU Klagenfurt
36h 25m2 stops Barcelona-El Prat London Stansted
Multiple Airlines Logo
15:00 - 17:50KLU  Klagenfurt-DUB Dublin
27h 50m1 stop Vienna Intl
€295Multiple Airlines
Thu, 17 Sep - Thu, 24 Sep
Multiple Airlines Logo
11:10 - 15:30DUB  Dublin-KLU Klagenfurt
27h 20m3 stops Amsterdam Schiphol Barcelona-El Prat London Stansted
Multiple Airlines Logo
17:55 - 07:50KLU  Klagenfurt-DUB Dublin
14h 55m2 stops Palma de Mallorca Son Sant Joan London Stansted
€313Multiple Airlines
Tue, 22 Sep - Wed, 23 Sep

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 6 August 2026.
Use the filters below to find and compare flights to Klagenfurt that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Fri 18/9

22:00-11:15

1 stop12h 15m

Klagenfurt

Fri 25/9

22:10-17:35

2 stops20h 25m

€139

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Fri 18/9

14:00-11:15

2 stops20h 15m

Klagenfurt

Fri 25/9

22:10-17:35

2 stops20h 25m

€166

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Fri 18/9

22:00-11:15

1 stop12h 15m

Klagenfurt

Fri 25/9

15:45-23:50

1 stop9h 05m

€184

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Tue 22/9

21:20-15:30

2 stops17h 10m

Klagenfurt

Wed 23/9

17:55-07:50

2 stops14h 55m

€209
Fastest return journey

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Tue 22/9

08:05-14:00

1 stop4h 55m

Klagenfurt

Wed 23/9

16:05-21:20

1 stop6h 15m

€219

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Thu 17/9

08:50-23:20

2 stops13h 30m

Klagenfurt

Thu 24/9

05:50-16:55

2 stops12h 05m

€237

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Thu 17/9

08:50-23:20

2 stops13h 30m

Klagenfurt

Thu 24/9

05:50-16:55

2 stops12h 05m

€239

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Tue 22/9

08:05-14:00

1 stop4h 55m

Klagenfurt

Wed 23/9

17:55-07:50

2 stops14h 55m

€256

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Thu 17/9

21:50-11:15

2 stops36h 25m

Klagenfurt

Thu 24/9

15:00-17:50

1 stop27h 50m

€294

DublinKlagenfurt

DUB Dublin - KLU Klagenfurt

DUBKLU

Dublin

Tue 22/9

11:10-15:30

3 stops27h 20m

Klagenfurt

Wed 23/9

17:55-07:50

2 stops14h 55m

€313

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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 13h 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 One-Way Price

€102

Best Round-Trip Price

€139

Fastest flight time

15h 50m
The best one-way flight price to Klagenfurt from Ireland in the last 5 days is €102 (Dublin to Klagenfurt).
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The best return flight price to Klagenfurt from Ireland in the last 5 days is €139 (Dublin to Klagenfurt).
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The fastest flight to Klagenfurt from Ireland takes 15h 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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Popular Flights to Klagenfurt

Popular routes according to searches in the past day on momondo
Dublin to Klagenfurt Flightsfrom €161