AirHint found the following cheapest return flights from Graz (GRZ) to London (LGW) in October 2025 (see full year).

Return flights

09 Oct - 13 Oct	Eurowings
09 Oct - 29 Oct	Eurowings
13 Oct - 16 Oct	Eurowings
19 Oct - 22 Oct	Austrian Airlines
16 Oct - 20 Oct	Austrian Airlines
09 Oct - 12 Oct	Eurowings
27 Oct - 31 Oct	Eurowings
10 Oct - 14 Oct	Austrian Airlines
04 Oct - 07 Oct	Austrian Airlines
03 Oct - 07 Oct	Austrian Airlines

Also check the deals for one-way flights from Graz to London in October.

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.

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Cheapest return flights from Graz to London in October from 244€

Return flights