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

Return flights

15 Apr - 22 Apr	TAP
17 Apr - 09 May	TAP
17 Apr - 28 Apr	TAP
12 Apr - 25 Apr	TAP
24 Apr - 26 Apr	TAP
10 Apr - 17 Apr	TAP
29 Apr - 23 May	TAP
26 Apr - 03 May	TAP
25 Apr - 02 May	TAP
04 Apr - 11 Apr	TAP
22 Apr - 29 Apr	TAP
02 Apr - 10 Apr	Turkish Airlines
06 Apr - 02 May	Turkish Airlines
22 Apr - 29 Apr	British Airways	direct
08 Apr - 15 Apr	Iberia	direct
28 Apr - 05 May	Iberia	direct
29 Apr - 06 May	Iberia	direct
30 Apr - 07 May	Iberia	direct
24 Apr - 01 May	Iberia	direct
27 Apr - 04 May	Iberia	direct

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

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 April from 302€

Return flights