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

Return flights

03 Oct - 05 Oct	Ryanair
02 Oct - 07 Oct	Air France
03 Oct - 12 Oct	Air France
03 Oct - 16 Oct	Air France
01 Oct - 05 Oct	British Airways
23 Oct - 30 Oct	Wizz Air
03 Oct - 18 Oct	Air France
24 Oct - 06 Nov	Lufthansa
01 Oct - 13 Oct	Lufthansa
01 Oct - 15 Oct	Lufthansa
14 Oct - 04 Nov	LOT
23 Oct - 04 Nov	LOT
01 Oct - 24 Oct	Lufthansa
20 Oct - 09 Nov	Lufthansa
11 Oct - 04 Nov	Lufthansa
25 Oct - 25 Nov	United
24 Oct - 01 Nov	Lufthansa

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

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 Sofia to Newark in October from 490€

Return flights