Cheapest return flights from Chicago to Madrid in September from 496€

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

AirHint found the following cheapest return flights from Chicago (ORD) to Madrid (MAD) in September 2025 (see full year).

Return flights

26 Sep - 03 Oct TAP
14 Sep - 02 Oct TAP
16 Sep - 09 Oct Turkish Airlines
03 Sep - 10 Sep Turkish Airlines
02 Sep - 09 Sep Turkish Airlines
29 Sep - 12 Oct Turkish Airlines
02 Sep - 16 Sep Turkish Airlines
06 Sep - 20 Sep Turkish Airlines
05 Sep - 12 Sep Turkish Airlines
29 Sep - 12 Oct Finnair direct
06 Sep - 13 Sep TAP
14 Sep - 02 Oct Iberia direct
02 Sep - 09 Sep Iberia direct
03 Sep - 10 Sep Iberia direct
10 Sep - 17 Sep Iberia direct
09 Sep - 16 Sep Iberia direct
09 Sep - 14 Oct Air Canada
16 Sep - 09 Oct Iberia direct
30 Sep - 28 Oct Finnair direct

Also check the deals for one-way flights from Chicago 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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