Cheapest return flights from Bilbao to Singapore in September from 570€

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

Return flights

18 Sep - 23 Sep KLM
10 Sep - 26 Sep KLM
11 Sep - 28 Sep Air France
02 Sep - 13 Sep Lufthansa
07 Sep - 18 Sep SWISS

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

Skyscanner

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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