AirHint found the following cheapest return flights from Bilbao (BIO) to Oslo (OSL) in July 2026 (see full year).

Return flights

08 Jul - 20 Jul	easyJet
28 Jul - 08 Aug	Vueling Airlines
29 Jul - 11 Aug	Vueling Airlines
29 Jul - 19 Aug	Vueling Airlines
29 Jul - 15 Aug	Vueling Airlines
11 Jul - 01 Aug	Norwegian	direct
11 Jul - 22 Jul	Norwegian
29 Jul - 01 Aug	Vueling Airlines
11 Jul - 18 Jul	Volotea
28 Jul - 11 Aug	Norwegian	direct
29 Jul - 08 Aug	Vueling Airlines
28 Jul - 15 Aug	Norwegian	direct
18 Jul - 01 Aug	Norwegian	direct
18 Jul - 22 Jul	Norwegian
11 Jul - 18 Jul	Norwegian	direct

Also check the deals for one-way flights from Bilbao to Oslo 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 Oslo in July from 197€

Return flights