AirHint found the following cheapest return flights from Mumbai (BOM) to Sofia (SOF) in May 2026 (see full year).

Return flights

12 May - 16 May	Lufthansa
28 May - 06 Jun	Lufthansa
19 May - 25 May	Lufthansa
09 May - 17 May	Lufthansa
02 May - 09 May	Turkish Airlines
01 May - 09 May	IndiGo
03 May - 09 May	IndiGo
09 May - 09 May	Turkish Airlines

Also check the deals for one-way flights from Mumbai to Sofia in May.

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.

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Cheapest return flights from Mumbai to Sofia in May from 518€

Return flights