Cheapest return flights from Basel to Kos in May from 147€

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

Return flights

27 May - 10 Jun easyJet direct
27 May - 14 Jun easyJet direct
31 May - 10 Jun easyJet direct
31 May - 14 Jun easyJet direct
27 May - 03 Jun easyJet direct
27 May - 31 May easyJet direct
31 May - 03 Jun easyJet direct
24 May - 27 May easyJet direct
27 May - 07 Jun easyJet direct
31 May - 07 Jun easyJet direct
16 May - 20 May Ryanair
24 May - 31 May easyJet direct
22 May - 31 May easyJet
09 May - 17 May Ryanair
24 May - 24 May easyJet

Also check the deals for one-way flights from Basel to Kos 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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