Cheapest return flights from Charlotte to Lisbon in May from $709

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

Return flights

09 May - 16 May Finnair
01 May - 06 May Finnair
10 May - 15 May Spirit Airlines
13 May - 23 May Spirit Airlines
17 May - 28 May Spirit Airlines
18 May - 01 Jun Spirit Airlines
17 May - 29 May Spirit Airlines
17 May - 01 Jun Spirit Airlines
17 May - 30 May Spirit Airlines
18 May - 24 May Spirit Airlines
19 May - 01 Jun Spirit Airlines
31 May - 14 Jun Spirit Airlines
17 May - 31 May Spirit Airlines
20 May - 01 Jun Frontier Airlines
22 May - 31 May Spirit Airlines
28 May - 14 Jun Air Canada

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

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