AirHint found the following cheapest return flights from London (LHR) to Salzburg (SZG) in September 2025 (see full year).

Return flights

25 Sep - 26 Sep	Eurowings
22 Sep - 26 Sep	Eurowings
29 Sep - 08 Oct	Lufthansa
24 Sep - 01 Oct	Eurowings
29 Sep - 04 Oct	Lufthansa
24 Sep - 26 Sep	Eurowings
25 Sep - 30 Sep	Eurowings
28 Sep - 03 Oct	Lufthansa
30 Sep - 02 Oct	Eurowings
28 Sep - 04 Oct	Lufthansa
27 Sep - 03 Oct	Lufthansa
25 Sep - 02 Oct	Eurowings
27 Sep - 01 Oct	Eurowings
29 Sep - 03 Oct	Eurowings
27 Sep - 30 Sep	Lufthansa
27 Sep - 29 Sep	Lufthansa
23 Sep - 27 Sep	Eurowings
25 Sep - 28 Sep	Eurowings
23 Sep - 29 Sep	Eurowings
26 Sep - 30 Sep	Lufthansa

Also check the deals for one-way flights from London to Salzburg in September.

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.

Book a cheap hotel in Salzburg

Cheap car rent in Salzburg

Cheapest return flights from London to Salzburg in September from 261€

Return flights