Cheapest return flights from Bilbao to Athens in September from 137€

Best time to book flights for Bilbao (BIO) to Athens (ATH) flights at AirHint

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

Return flights

14 Sep - 24 Sep easyJet
23 Sep - 30 Sep Vueling Airlines
16 Sep - 23 Sep Vueling Airlines
09 Sep - 17 Sep Vueling Airlines
15 Sep - 25 Sep easyJet
09 Sep - 23 Sep Vueling Airlines
26 Sep - 08 Oct Aegean Airlines
26 Sep - 07 Oct Aegean Airlines
16 Sep - 21 Sep Vueling Airlines
10 Sep - 14 Sep Vueling Airlines
04 Sep - 14 Sep Volotea
22 Sep - 01 Oct Vueling Airlines
15 Sep - 21 Sep easyJet
18 Sep - 07 Oct Vueling Airlines
28 Sep - 02 Oct Aegean Airlines
25 Sep - 07 Oct Vueling Airlines
29 Sep - 05 Oct Vueling Airlines
29 Sep - 02 Oct Vueling Airlines
22 Sep - 12 Oct easyJet
29 Sep - 16 Oct Volotea direct

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

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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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