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

Return flights

30 Jul - 07 Aug	Air France
28 Jul - 03 Aug	Delta
30 Jul - 06 Aug	KLM
31 Jul - 07 Aug	Azores Airlines
29 Jul - 09 Aug	Delta
30 Jul - 26 Aug	Delta
30 Jul - 03 Aug	Delta
30 Jul - 21 Aug	Delta
30 Jul - 24 Aug	Delta
30 Jul - 16 Aug	Delta
30 Jul - 31 Jul	Vueling Airlines
28 Jul - 31 Jul	TAP
31 Jul - 31 Jul	Vueling Airlines
30 Jul - 31 Jul	Lufthansa	direct

Also check the deals for one-way flights from Bilbao to Newark in July.

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 July from 735€

Return flights