Cheapest return LAX–MAD flights, December

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

Return flights

29 Dec - 12 Jan TAP
02 Dec - 16 Dec Iberia direct
24 Dec - 06 Jan TAP
29 Dec - 09 Jan TAP
26 Dec - 04 Jan TAP
06 Dec - 20 Dec Iberia direct
28 Dec - 05 Jan United
11 Dec - 20 Dec Lufthansa
11 Dec - 20 Dec Iberia direct
19 Dec - 30 Dec KLM
25 Dec - 03 Jan Lufthansa
26 Dec - 03 Jan SWISS
25 Dec - 03 Jan Iberia direct
23 Dec - 03 Jan SWISS
22 Dec - 01 Jan SWISS

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

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