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Cheap flights from Ireland to Klagenfurt from €421

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Klagenfurt departing on 20/9. 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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Find the cheapest flights from Ireland to Klagenfurt

Recent return flight deals from Ireland to Klagenfurt

Lufthansa Logo
05:55 - 14:00DUB-KLU
7h 05m2 stops
Lufthansa Logo
05:45 - 16:55KLU-DUB
12h 10m2 stops
€421Lufthansa
Find Deal
Sat, 20 Sep - Wed, 24 Sep
Logo
15:55 - 14:00DUB-KLU
21h 05m2 stops
Logo
05:45 - 13:45KLU-DUB
9h 00m1 stop
€550
Find Deal
Sat, 20 Sep - Wed, 24 Sep

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Klagenfurt that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 4 September 2025.
Use the filters below to find and compare flights from Ireland to Klagenfurt that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 20/9

05:55-14:00

2 stops7h 05m

Klagenfurt

Wed 24/9

05:45-16:55

2 stops12h 10m

€421

DublinKlagenfurt

DUB - KLU

DUBKLU

Dublin

Sat 20/9

15:55-14:00

2 stops21h 05m

Klagenfurt

Wed 24/9

05:45-13:45

1 stop9h 00m

€550

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Klagenfurt from

How to get the cheapest flight ticket from Ireland to Klagenfurt

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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 (the most popular airport in Klagenfurt), then the flight time is 4h 35m on average. If you fly from Knock (another popular airport in Ireland) to Graz, then the average flight time is 16h.

Cheap Ireland to Klagenfurt flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Klagenfurt

Direct flights

None
There are no direct flights from Ireland to Klagenfurt. There are no popular flight routes from Ireland to Klagenfurt.
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  • When did momondo last update prices for flights from Ireland to Klagenfurt Airport?

    Prices for flights from Ireland to Klagenfurt Airport were last updated today.

  • How old do you have to be to fly from Ireland to Klagenfurt Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Klagenfurt Airport.

  • What documentation or ID do you need to fly to Klagenfurt Airport?

    The travel and health documents required for your trip to Klagenfurt Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Klagenfurt Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 from Ireland to Klagenfurt?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Klagenfurt from Ireland.

Can I find flights from Ireland to Klagenfurt with flexible booking policies on momondo?

Yes. All flights to Klagenfurt from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Klagenfurt?

momondo provides multiple filters to help you find the best flight to Klagenfurt from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to Klagenfurt right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ireland to Klagenfurt flights 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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