Cheapest return flights from Porto to Sofia in October from $218

AirHint found the following cheapest return flights from Porto (OPO) to Sofia (SOF) in October 2026 (see full year).

Return flights

01 Oct - 04 Oct Iberia
03 Oct - 05 Oct Lufthansa

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

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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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