AirHint found the following cheapest one-way flights from London (LCY) to Berlin (BER) in September 2025 (see full year).

One-Way flights

10 Sep	British Airways	direct
24 Sep	British Airways	direct
11 Sep	British Airways	direct
02 Sep	British Airways	direct
03 Sep	British Airways	direct
04 Sep	British Airways	direct
09 Sep	British Airways	direct
30 Sep	British Airways	direct
25 Sep	British Airways	direct
17 Sep	British Airways	direct

Also check the deals for return flights from London to Berlin 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 Berlin

Cheap car rent in Berlin

Cheapest one-way flights from London to Berlin in September from $107

One-Way flights