Cheapest return flights from Frankfurt to London in September from 48€

Best time to book flights for Frankfurt (FRA) to London (STN) flights at AirHint

AirHint found the following cheapest return flights from Frankfurt (FRA) to London (STN) in September 2025 (see full year).

Return flights

11 Sep - 27 Sep Ryanair direct
10 Sep - 27 Sep Ryanair direct
13 Sep - 27 Sep Ryanair direct
12 Sep - 27 Sep Ryanair direct
18 Sep - 27 Sep Ryanair direct
19 Sep - 27 Sep Ryanair direct
15 Sep - 27 Sep Ryanair direct
08 Sep - 27 Sep Ryanair direct
27 Sep - 11 Oct Ryanair direct
07 Sep - 27 Sep Ryanair direct
09 Sep - 27 Sep Ryanair direct
28 Sep - 11 Oct Ryanair direct
29 Sep - 11 Oct Ryanair direct
24 Sep - 11 Oct Ryanair direct
26 Sep - 11 Oct Ryanair direct
25 Sep - 11 Oct Ryanair direct
30 Sep - 11 Oct Ryanair direct
21 Sep - 11 Oct Ryanair direct
11 Sep - 02 Oct Ryanair direct
13 Sep - 02 Oct Ryanair direct

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

Skyscanner

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 London

Cheap car rent in London