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

Return flights

23 Oct - 27 Oct	TAP
22 Oct - 29 Oct	TAP
22 Oct - 27 Oct	TAP
30 Oct - 10 Nov	TAP
15 Oct - 22 Oct	TAP
11 Oct - 17 Oct	Volotea
11 Oct - 19 Oct	Volotea
22 Oct - 25 Oct	TAP
16 Oct - 19 Oct	Vueling Airlines
16 Oct - 22 Oct	Vueling Airlines
02 Oct - 17 Oct	Vueling Airlines
31 Oct - 09 Nov	Vueling Airlines
22 Oct - 03 Nov	Air Europa
25 Oct - 02 Nov	Vueling Airlines
30 Oct - 07 Nov	Air Europa
29 Oct - 04 Nov	Delta
20 Oct - 04 Nov	Delta
31 Oct - 08 Nov	Vueling Airlines
29 Oct - 08 Nov	Delta
26 Oct - 02 Nov	TAP

Also check the deals for one-way flights from Bilbao 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 Bilbao to Newark in October from $409

Return flights