Cheapest one-way flights from Chicago to Madrid in October from 248€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Madrid (MAD) in October 2026 (see full year).

One-Way flights

05 Oct Aer Lingus
05 Oct Iberia direct
01 Oct Aer Lingus
08 Oct Icelandair
15 Oct British Airways
02 Oct British Airways
01 Oct Iberia direct
15 Oct Iberia direct
02 Oct British Airways direct
08 Oct Iberia direct

Also check the deals for return flights from Chicago to Madrid in October.

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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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