Cheapest return flights from Bucharest to Sofia in May from $122

Best time to book flights for Bucharest (OTP) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Bucharest (OTP) to Sofia (SOF) in May 2025 (see full year).

Return flights

01 May - 07 May Air Serbia
08 May - 11 May Ryanair
06 May - 07 May Ryanair
07 May - 08 May Wizz Air Malta
24 May - 30 May Ryanair
27 May - 30 May Ryanair
25 May - 30 May Air Serbia
28 May - 30 May Aegean Airlines
17 May - 19 May Ryanair
26 May - 30 May Ryanair

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

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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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