The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Chicago O'Hare International ⇄ Madrid ORD–MAD

Airlines flew 1,141 flights between Chicago O'Hare International ORD in Chicago, IL and Madrid, Spain MAD in Madrid, ES in the twelve months to July 2026, both directions together: 269,923 passengers in 307,907 seats, 88% of them filled, and 16,849,549 pounds of freight. 4,202 miles, about 178 minutes in the air, on 2 airlines: Iberia Air Lines Of Spain (686), American Airlines Inc. (455).

1,141
flights, twelve months
ORD-MAD: 572 · MAD-ORD: 569
269,923
passengers
88% of seats filled
4,202
miles
about 178 minutes airborne
2
airlines
6 aircraft types

Flights by month both directions

03162921231/254/257/2510/251/264/261177/26
By month, as a table
flights
1/2554
2/2550
3/2563
4/25113
5/25123
6/25121
7/25123
8/25121
9/25120
10/25111
11/2556
12/2562
1/2658
2/2638
3/26103
4/26114
5/26123
6/26118
7/26117

Passengers by month

07,45914,91822,37629,8351/254/257/2510/251/264/2627,1007/26
By month, as a table
passengers
1/2511,542
2/2510,203
3/2516,354
4/2525,861
5/2529,173
6/2529,483
7/2528,714
8/2527,307
9/2527,296
10/2526,497
11/2514,145
12/2515,152
1/2613,328
2/268,574
3/2625,215
4/2625,874
5/2629,600
6/2629,835
7/2627,100

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Iberia Air Lines Of Spain IB686173,77486%scheduled passenger service
American Airlines Inc. AA45596,14990%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A330-300/333541289134,925
B787-800 Dreamliner44623494,245
Airbus Industrie A330-2008128420,119
Airbus Industrie A350-9006434718,730
B787-900 Dreamliner82441,653
Boeing 777-200ER/200LR/233LR1272251

ORD → MAD this direction alone · flown January 2025 to July 2026

572 flights of 232 scheduled, 132,986 passengers in 153,465 seats, 5,855,397 pounds of freight, 175,266 pounds of mail. Iberia Air Lines Of Spain 343; American Airlines Inc. 229.

MAD → ORD this direction alone · flown January 2025 to July 2026

569 flights of 239 scheduled, 136,937 passengers in 154,442 seats, 10,994,152 pounds of freight, 37,686 pounds of mail. Iberia Air Lines Of Spain 343; American Airlines Inc. 226.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Chicago O'Hare International ORD and Madrid, Spain MAD; all routes.