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

Return flights

28 Sep - 05 Oct	Ryanair
22 Sep - 25 Sep	Ryanair
14 Sep - 21 Sep	Aegean Airlines
19 Sep - 21 Sep	Ryanair	direct
19 Sep - 28 Sep	Ryanair	direct
19 Sep - 05 Oct	Ryanair	direct
07 Sep - 21 Sep	Ryanair	direct
07 Sep - 28 Sep	Ryanair	direct
23 Sep - 27 Sep	Volotea
19 Sep - 26 Sep	Ryanair	direct
26 Sep - 28 Sep	Ryanair	direct
26 Sep - 12 Oct	Ryanair	direct
26 Sep - 05 Oct	Ryanair	direct
07 Sep - 26 Sep	Ryanair	direct
28 Sep - 05 Oct	Jet2	direct
19 Sep - 03 Oct	Ryanair	direct
21 Sep - 12 Oct	Ryanair	direct
21 Sep - 05 Oct	Ryanair	direct
14 Sep - 05 Oct	Ryanair	direct
19 Sep - 10 Oct	Ryanair	direct

Also check the deals for one-way flights from Santorini (Thira) to London 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 London

Cheap car rent in London

Cheapest return flights from Santorini (Thira) to London in September from 201€

Return flights