AirHint found the following cheapest return flights from Las Vegas (LAS) to Madrid (MAD) in October 2025 (see full year).

Return flights

25 Oct - 07 Nov	Air Canada
19 Oct - 08 Nov	British Airways
23 Oct - 19 Nov	American Airlines
31 Oct - 22 Nov	British Airways
04 Oct - 13 Oct	SWISS
03 Oct - 12 Oct	Lufthansa
25 Oct - 01 Nov	British Airways
08 Oct - 01 Nov	British Airways
04 Oct - 11 Oct	Iberia

Also check the deals for one-way flights from Las Vegas to Madrid in October.

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 Las Vegas to Madrid in October from $452

Return flights