Cheapest one-way flights from New York to Madrid in September from $284

AirHint found the following cheapest one-way flights from New York (LGA) to Madrid (MAD) in September 2025 (see full year).

One-Way flights

22 Sep Frontier Airlines
23 Sep Frontier Airlines
26 Sep Frontier Airlines
21 Sep Frontier Airlines
29 Sep Spirit Airlines
24 Sep American Airlines
20 Sep Air Canada
25 Sep Frontier Airlines
17 Sep Air Canada
16 Sep Air Canada

Also check the deals for return flights from New York to Madrid in September.

Skyscanner

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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