AirHint found the following cheapest return flights from Orlando (ORL) to Madrid (MAD) in September 2025 (see full year).

Return flights

17 Sep - 24 Sep	Delta
17 Sep - 23 Sep	Delta
16 Sep - 23 Sep	KLM
23 Sep - 05 Oct	KLM
17 Sep - 28 Sep	Air France
21 Sep - 29 Sep	Air France
21 Sep - 11 Oct	Air France
26 Sep - 29 Sep	British Airways
19 Sep - 29 Sep	Air France
18 Sep - 11 Oct	Air France
14 Sep - 21 Sep	Norse Atlantic Airways (UK)
15 Sep - 22 Sep	Norse Atlantic Airways (UK)
28 Sep - 11 Oct	American Airlines
13 Sep - 20 Sep	Norse Atlantic Airways (UK)

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

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 Orlando to Madrid in September from $437

Return flights