Cheapest return flights from Boston to Charleroi in May from 557€

AirHint found the following cheapest return flights from Boston (BOS) to Charleroi (CRL) in May 2026 (see full year).

Return flights

04 May - 11 May SWISS
04 May - 16 May Iberia
10 May - 18 Jun Iberia
31 May - 04 Jun Aer Lingus
21 May - 25 May Aer Lingus

Also check the deals for one-way flights from Boston to Charleroi 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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