AirHint found the following cheapest return flights from Chicago (ORD) to Madrid (MAD) in March 2026 (see full year).

Return flights

04 Mar - 10 Mar	TAP
11 Mar - 18 Mar	TAP
02 Mar - 10 Mar	British Airways
02 Mar - 10 Mar	Finnair	direct
03 Mar - 10 Mar	Iberia	direct
04 Mar - 10 Mar	Finnair	direct
22 Mar - 11 Apr	TAP
02 Mar - 09 Mar	Iberia	direct
10 Mar - 17 Mar	Iberia	direct
24 Mar - 31 Mar	Iberia	direct
25 Mar - 07 Apr	TAP
17 Mar - 24 Mar	Iberia	direct
25 Mar - 03 Apr	TAP
22 Mar - 03 Apr	TAP
03 Mar - 07 Apr	Finnair	direct
25 Mar - 04 Apr	TAP
26 Mar - 07 Apr	Turkish Airlines
25 Mar - 01 Apr	Finnair	direct
25 Mar - 06 Apr	Turkish Airlines
22 Mar - 11 Apr	British Airways	direct

Also check the deals for one-way flights from Chicago to Madrid in March.

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 Chicago to Madrid in March from 277€

Return flights