AirHint found the following cheapest return flights from Amsterdam (AMS) to Basel (BSL) in October 2025 (see full year).

Return flights

04 Oct - 08 Oct	easyJet	direct
06 Oct - 08 Oct	easyJet	direct
23 Oct - 30 Oct	easyJet	direct
08 Oct - 27 Oct	easyJet	direct
23 Oct - 27 Oct	easyJet	direct
03 Oct - 05 Oct	easyJet	direct
09 Oct - 12 Oct	easyJet	direct
14 Oct - 15 Oct	easyJet
30 Oct - 30 Oct	Vueling Airlines
02 Oct - 06 Oct	KLM	direct

Also check the deals for one-way flights from Amsterdam to Basel in October.

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 Amsterdam to Basel in October from $116

Return flights