Cheapest return AMS–BSL flights, May

AirHint found the following cheapest return flights from Amsterdam (AMS) to Basel (BSL) in May 2026 (see full year).

Return flights

28 May - 31 May KLM direct
22 May - 26 May KLM direct
29 May - 31 May KLM direct
21 May - 26 May KLM direct
30 May - 31 May KLM direct
27 May - 31 May KLM direct
28 May - 30 May KLM direct
22 May - 27 May KLM direct
21 May - 24 May KLM direct
22 May - 24 May KLM direct
30 May - 01 Jun KLM direct
30 May - 07 Jun KLM direct
28 May - 01 Jun KLM direct
30 May - 06 Jun KLM direct

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

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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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