Cheapest return flights from Charlotte to San Juan in May from 148€

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

Return flights

18 May - 22 May Frontier Airlines
12 May - 16 May Frontier Airlines
07 May - 10 May Frontier Airlines
08 May - 10 May Frontier Airlines
02 May - 04 May Frontier Airlines
13 May - 20 May Frontier Airlines
23 May - 30 May Frontier Airlines
07 May - 11 May Frontier Airlines
28 May - 03 Jun Frontier Airlines
17 May - 20 May Frontier Airlines
13 May - 18 May Frontier Airlines
28 May - 14 Jun Spirit Airlines
28 May - 11 Jun Spirit Airlines
18 May - 08 Jun Spirit Airlines
28 May - 09 Jun Spirit Airlines
22 May - 11 Jun Spirit Airlines
28 May - 13 Jun Spirit Airlines
22 May - 09 Jun Spirit Airlines
28 May - 15 Jun Spirit Airlines
28 May - 08 Jun Spirit Airlines

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

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