Our cheapest offers for flights from London to Klagenfurt

Here you can compare cheap flights from London (LON) to Klagenfurt (KLU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Klagenfurt. Prices and availability may change at any time.

	Outbound	Return	Airlines	Price
London Klagenfurt	Outbound 03/10/25 2 Stopovers (ZRH, VIE) LX0433, OS8802, OS0939 18h 20min	Return 20/10/25 2 Stopovers (VIE, ZRH) OS0940, OS0561, LX0432 27h 50min	Swiss International Air Lines, Austrian Airlines	£2,117
London Klagenfurt	Outbound 24/01/26 2 Stopovers (ZRH, VIE) LX0433, OS0146, OS0109 42h 10min	Return 15/02/26 2 Stopovers (VIE, ZRH) OS0110, OS0141, LX0432 27h 35min	Swiss International Air Lines, Austrian Airlines	£2,137
London Klagenfurt	Outbound 03/10/25 2 Stopovers (ZRH, VIE) LX0433, OS0566, OS0939 42h 20min	Return 20/10/25 2 Stopovers (VIE, ZRH) OS0940, OS0569, LX0432 27h 50min	Swiss International Air Lines, Austrian Airlines	£2,159
London Klagenfurt	Outbound 24/01/26 2 Stopovers (ZRH, VIE) LX0433, OS0132, OS0109 18h 10min	Return 15/02/26 2 Stopovers (VIE, ZRH) OS0110, OS0133, LX0432 27h 35min	Swiss International Air Lines, Austrian Airlines	£2,270
London Klagenfurt	Outbound 24/01/26 2 Stopovers (ZRH, VIE) LX0433, OS0148, OS0109 18h 10min	Return 15/02/26 2 Stopovers (VIE, ZRH) OS0110, LX3557, LX0432 27h 35min	Swiss International Air Lines, Austrian Airlines	£3,373

Important flight information

Flight information: London - Klagenfurt

Outbound and return from	£203.60
Flight duration	min. 02:15
Return flight duration	min. 02:15
Distance	1185 km
Flights per week	2
Departure airport	Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport	Airport Klagenfurt (KLU)
Destination country	Flights to Austria

Our cheapest offers for flights from London to Klagenfurt

London (LCY, LGW, LHR, LTN, STN, SEN)

Klagenfurt

Swiss International Air Lines

Important flight information

Flight information: London - Klagenfurt

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