AirHint found the following cheapest return flights from Chicago (ORD) to Madrid (MAD)
in May 2025 (see full year ).
Return flights
14 May
- 21 May
Finnair
$ 479
direct
12 May
- 21 May
British Airways
$ 485
13 May
- 29 May
British Airways
$ 486
11 May
- 09 Jun
British Airways
$ 505
11 May
- 16 May
Delta
$ 528
14 May
- 24 May
Finnair
$ 538
direct
26 May
- 03 Jun
British Airways
$ 544
direct
20 May
- 11 Jun
United
$ 561
27 May
- 17 Jun
British Airways
$ 561
26 May
- 02 Jun
British Airways
$ 567
20 May
- 12 Jun
United
$ 568
16 May
- 19 May
British Airways
$ 570
15 May
- 22 May
United
$ 581
28 May
- 08 Jun
SWISS
$ 582
31 May
- 05 Jun
British Airways
$ 591
28 May
- 07 Jun
Iberia
$ 612
15 May
- 25 May
United
$ 616
28 May
- 27 Jun
American Airlines
$ 627
13 May
- 29 May
Finnair
$ 628
direct
16 May
- 23 May
British Airways
$ 646
Also check the deals for one-way flights from Chicago to Madrid in May .
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.
