Cheapest return CLT–ATH flights, May

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

Return flights

26 May - 03 Jun Frontier Airlines
23 May - 27 May Frontier Airlines
12 May - 19 May Air France
13 May - 30 May Lufthansa
13 May - 23 May Lufthansa
12 May - 25 May Air France
29 May - 12 Jun Frontier Airlines
08 May - 18 May United
14 May - 24 May Delta
13 May - 29 Jun Lufthansa
15 May - 30 Jun Frontier Airlines
14 May - 29 Jun Frontier Airlines
15 May - 29 Jun Frontier Airlines
26 May - 17 Jun Delta
23 May - 27 May Iberia direct

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

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