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

Return flights

24 Sep - 09 Oct	Ryanair
01 Sep - 09 Sep	Ryanair
02 Sep - 08 Sep	Ryanair
01 Sep - 08 Sep	Ryanair
25 Sep - 14 Oct	Ryanair
22 Sep - 13 Oct	Ryanair
23 Sep - 14 Oct	Ryanair
24 Sep - 13 Oct	Ryanair
12 Sep - 16 Sep	Ryanair
11 Sep - 16 Sep	Ryanair
15 Sep - 05 Oct	Ryanair
03 Sep - 08 Sep	Ryanair
17 Sep - 05 Oct	Ryanair
03 Sep - 11 Sep	Ryanair
01 Sep - 04 Sep	Ryanair
09 Sep - 16 Sep	AJet
07 Sep - 26 Sep	Pegasus Airlines
19 Sep - 05 Oct	Ryanair
18 Sep - 13 Oct	Ryanair
18 Sep - 15 Oct	Ryanair

Also check the deals for one-way flights from London to Tokyo 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.

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Cheapest return flights from London to Tokyo in September from 583€

Return flights