Cheapest one-way flights from Chicago to Madrid in October from 316€

Best time to book flights for Chicago (ORD) to Madrid (MAD) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (ORD) to Madrid (MAD) in October 2025 (see full year).

One-Way flights

29 Oct TAP
16 Oct Spirit Airlines
11 Oct jetBlue
17 Oct TAP
11 Oct British Airways direct
17 Oct British Airways direct
16 Oct British Airways direct
29 Oct Finnair direct

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

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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