Cheapest return LAX–MAD flights, September

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

Return flights

21 Sep - 19 Oct LEVEL
21 Sep - 28 Sep LEVEL
12 Sep - 24 Sep LEVEL
19 Sep - 03 Oct LEVEL
01 Sep - 11 Sep TAP
01 Sep - 12 Sep TAP
06 Sep - 18 Sep TAP
01 Sep - 20 Sep TAP
21 Sep - 03 Oct LEVEL
14 Sep - 01 Oct LEVEL
25 Sep - 24 Oct Royal Air Maroc
05 Sep - 12 Sep TAP
11 Sep - 20 Sep TAP
18 Sep - 05 Oct Royal Air Maroc
20 Sep - 06 Oct TAP
18 Sep - 26 Sep Royal Air Maroc
18 Sep - 21 Sep LEVEL
27 Sep - 02 Oct Aer Lingus
22 Sep - 02 Oct TAP
30 Sep - 09 Oct Delta

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

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