AirHint found the following cheapest one-way flights from Zakynthos (ZTH) to London (LGW) in September 2025 (see full year).

One-Way flights

15 Sep	TUI	direct
09 Sep	TUI	direct
16 Sep	TUI	direct
07 Sep	TUI	direct
08 Sep	TUI	direct
25 Sep	easyJet	direct
02 Sep	TUI	direct
10 Sep	easyJet	direct
24 Sep	easyJet	direct
12 Sep	TUI	direct

Also check the deals for return flights from Zakynthos 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 one-way flights from Zakynthos to London in September from 70€

One-Way flights