Cheapest return flights from Chicago to Madrid in May from 758€

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 May 2025 (see full year).

Return flights

17 May - 31 May Spirit Airlines
18 May - 26 May KLM
12 May - 17 May Scandinavian Airlines
19 May - 03 Jun Finnair direct
16 May - 01 Jun Spirit Airlines
23 May - 27 May Icelandair
23 May - 30 May Icelandair
31 May - 11 Jun TAP
18 May - 26 May Finnair direct
28 May - 09 Jun Air France
17 May - 31 May Finnair direct
16 May - 01 Jun Finnair direct
31 May - 30 Jun Icelandair
31 May - 11 Jun Finnair direct
23 May - 27 May Finnair direct
23 May - 30 May Finnair direct
28 May - 09 Jun Finnair direct
29 May - 07 Jun Icelandair
31 May - 30 Jun Finnair direct
12 May - 17 May Finnair direct

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

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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