Cheapest return flights from Sofia to Madrid in September from $121

Best time to book flights for Sofia (SOF) to Madrid (MAD) flights at AirHint

AirHint found the following cheapest return flights from Sofia (SOF) to Madrid (MAD) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep Ryanair direct
15 Sep - 28 Sep Ryanair direct
15 Sep - 19 Sep Ryanair direct
15 Sep - 24 Sep Ryanair direct
15 Sep - 26 Sep Ryanair direct
15 Sep - 17 Sep Ryanair direct
15 Sep - 29 Sep Ryanair direct
24 Sep - 28 Sep Ryanair direct
24 Sep - 26 Sep Ryanair direct
24 Sep - 29 Sep Ryanair direct
24 Sep - 13 Oct Ryanair direct
24 Sep - 06 Oct Ryanair direct
15 Sep - 01 Oct Ryanair direct
24 Sep - 01 Oct Ryanair direct
29 Sep - 13 Oct Ryanair direct
17 Sep - 06 Oct Ryanair direct
29 Sep - 06 Oct Ryanair direct
24 Sep - 08 Oct Ryanair direct
15 Sep - 05 Oct Ryanair direct
28 Sep - 13 Oct Ryanair direct

Also check the deals for one-way flights from Sofia to Madrid in September.

Skyscanner

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 Madrid

Cheap car rent in Madrid