AirHint found the following cheapest return flights from Pisa (PSA) to Sofia (SOF) in October 2025 (see full year).

Return flights

06 Oct - 07 Oct	Ryanair	direct
06 Oct - 21 Oct	Ryanair	direct
06 Oct - 14 Oct	Ryanair	direct
06 Oct - 13 Oct	Ryanair	direct
20 Oct - 21 Oct	Ryanair	direct
06 Oct - 20 Oct	Ryanair	direct
06 Oct - 23 Oct	Ryanair	direct
20 Oct - 23 Oct	Ryanair	direct
02 Oct - 07 Oct	Ryanair	direct
02 Oct - 21 Oct	Ryanair	direct
27 Oct - 03 Nov	Ryanair

Also check the deals for one-way flights from Pisa to Sofia in October.

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 Sofia

Cheap car rent in Sofia

Cheapest return flights from Pisa to Sofia in October from 55€

Return flights