Cheapest return flights from Newark to Sofia in October from $348

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

Return flights

19 Oct - 04 Nov Lufthansa
27 Oct - 10 Nov Air Canada
27 Oct - 06 Nov Lufthansa
08 Oct - 22 Oct Air Canada
05 Oct - 15 Oct SWISS
30 Oct - 13 Nov Air Canada
24 Oct - 15 Nov SWISS
05 Oct - 18 Oct SWISS
05 Oct - 12 Oct SWISS
09 Oct - 18 Oct Austrian Airlines
03 Oct - 05 Oct Turkish Airlines
06 Oct - 12 Oct Austrian Airlines

Also check the deals for one-way flights from Newark 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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