AirHint found the following cheapest return flights from London (STN) to Klagenfurt (KLU)
in May 2025 (see full year ).
Return flights
08 May
- 25 May
Ryanair
63 €
direct
08 May
- 22 May
Ryanair
63 €
direct
15 May
- 25 May
Ryanair
64 €
direct
15 May
- 22 May
Ryanair
64 €
direct
29 May
- 08 Jun
Ryanair
70 €
direct
11 May
- 25 May
Ryanair
83 €
direct
11 May
- 22 May
Ryanair
83 €
direct
29 May
- 15 Jun
Ryanair
98 €
direct
15 May
- 01 Jun
Ryanair
104 €
direct
08 May
- 15 May
Ryanair
105 €
direct
29 May
- 05 Jun
Ryanair
106 €
direct
18 May
- 25 May
Ryanair
107 €
direct
18 May
- 22 May
Ryanair
107 €
direct
29 May
- 01 Jun
Ryanair
111 €
direct
01 May
- 04 May
Ryanair
124 €
direct
22 May
- 08 Jun
Ryanair
129 €
direct
29 May
- 12 Jun
Ryanair
136 €
direct
18 May
- 05 Jun
Ryanair
141 €
direct
18 May
- 01 Jun
Ryanair
147 €
direct
22 May
- 05 Jun
Ryanair
164 €
direct
Also check the deals for one-way flights from London to Klagenfurt in May .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.