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

Return flights

04 Oct - 14 Oct	Ryanair	direct
21 Oct - 24 Oct	Ryanair	direct
05 Oct - 14 Oct	Ryanair	direct
19 Oct - 23 Oct	Ryanair	direct
04 Oct - 23 Oct	Ryanair	direct
12 Oct - 14 Oct	Ryanair	direct
05 Oct - 23 Oct	Ryanair	direct
09 Oct - 14 Oct	Ryanair	direct
16 Oct - 23 Oct	Ryanair	direct
04 Oct - 10 Oct	Ryanair	direct

Also check the deals for one-way flights from Sofia to Budapest 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 Budapest

Cheap car rent in Budapest

Cheapest return flights from Sofia to Budapest in October from $68

Return flights