AirHint found the following cheapest return flights from Bilbao (BIO) to Singapore (SIN) in August 2025 (see full year).

Return flights

20 Aug - 07 Sep	Vueling Airlines
19 Aug - 05 Sep	Vueling Airlines
19 Aug - 03 Sep	Qatar Airways
19 Aug - 04 Sep	Qatar Airways
18 Aug - 05 Sep	Vueling Airlines
19 Aug - 06 Sep	Vueling Airlines
15 Aug - 05 Sep	Qatar Airways
20 Aug - 06 Sep	Vueling Airlines
17 Aug - 24 Aug	Vueling Airlines
06 Aug - 23 Aug	Vueling Airlines
04 Aug - 18 Aug	Vueling Airlines
12 Aug - 15 Aug	Vueling Airlines
03 Aug - 12 Aug	Vueling Airlines
12 Aug - 30 Aug	Vueling Airlines
09 Aug - 25 Aug	Vueling Airlines
03 Aug - 25 Aug	Vueling Airlines

Also check the deals for one-way flights from Bilbao to Singapore in August.

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Bilbao to Singapore in August from 788€

Return flights