Cheapest return CLT–MAD flights, September

AirHint found the following cheapest return flights from Charlotte (CLT) to Madrid (MAD) in September 2026 (see full year).

Return flights

29 Sep - 14 Oct British Airways
29 Sep - 14 Oct Finnair direct
29 Sep - 27 Oct Finnair
30 Sep - 04 Oct Finnair direct
15 Sep - 22 Sep British Airways
15 Sep - 15 Oct British Airways
15 Sep - 22 Sep Finnair direct
01 Sep - 08 Sep Finnair direct
15 Sep - 15 Oct Finnair direct
02 Sep - 17 Sep British Airways
02 Sep - 17 Sep Finnair direct

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

Powered by

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.

Book a cheap hotel in Madrid

Cheap car rent in Madrid

Feel free to contact us with any feedback or request another flight research.