AirHint found the following cheapest one-way flights from London (LHR) to Pisa (PSA) in September 2025 (see full year).

One-Way flights

28 Sep	British Airways	direct
21 Sep	British Airways	direct
27 Sep	British Airways	direct
17 Sep	British Airways	direct
24 Sep	British Airways	direct
23 Sep	Vueling Airlines
04 Sep	British Airways
18 Sep	British Airways
13 Sep	British Airways
14 Sep	British Airways

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

Cheap car rent in Pisa

Cheapest one-way flights from London to Pisa in September from $74

One-Way flights