Cheapest return flights from Cincinnati to Lisbon in May from $700

AirHint found the following cheapest return flights from Cincinnati (CVG) to Lisbon (LIS) in May 2026 (see full year).

Return flights

12 May - 17 May British Airways
13 May - 17 May British Airways
24 May - 30 May Air France

Also check the deals for one-way flights from Cincinnati to Lisbon in May.

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