AirHint found the following cheapest return flights from Charlotte (CLT) to Madrid (MAD) in August 2025 (see full year).

Return flights

23 Aug - 30 Aug	Spirit Airlines
22 Aug - 30 Aug	Spirit Airlines
15 Aug - 22 Aug	Spirit Airlines
25 Aug - 01 Sep	Air Canada
19 Aug - 24 Aug	Spirit Airlines
23 Aug - 31 Aug	Spirit Airlines
19 Aug - 24 Aug	American Airlines	direct
08 Aug - 15 Aug	Spirit Airlines
29 Aug - 31 Aug	Spirit Airlines
22 Aug - 30 Aug	American Airlines	direct
26 Aug - 02 Sep	Iberia	direct
30 Aug - 06 Sep	Iberia
24 Aug - 31 Aug	United
25 Aug - 01 Sep	British Airways	direct
28 Aug - 04 Sep	Iberia	direct

Also check the deals for one-way flights from Charlotte to Madrid in August.

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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Cheapest return flights from Charlotte to Madrid in August from $655

Return flights