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

Washington Dulles International ⇄ Madrid IAD–MAD

Airlines flew 1,020 flights between Washington Dulles International IAD in Washington, DC and Madrid, Spain MAD in Madrid, ES in the twelve months to July 2026, both directions together: 172,999 passengers in 207,022 seats, 84% of them filled, and 2,197,342 pounds of freight. 3,816 miles, about 199 minutes in the air, on 7 airlines: Iberia Air Lines Of Spain (527), United Air Lines Inc. (483), Gestair, S.A. (6), FAI rent-a-jet AG (1) and 3 more.

1,020
flights, twelve months
IAD-MAD: 511 · MAD-IAD: 509
172,999
passengers
84% of seats filled
3,816
miles
about 199 minutes airborne
7
airlines
12 aircraft types

Flights by month both directions

03263941262/255/258/2511/252/265/261217/26
By month, as a table
flights
2/251
3/257
4/2592
5/25115
6/25111
7/25112
8/25124
9/25116
10/25107
11/2567
12/2545
1/2628
2/2620
3/2637
4/26109
5/26126
6/26120
7/26121

Passengers by month

05,45010,90016,34921,7992/255/258/2511/252/265/2620,1407/26
By month, as a table
passengers
2/252
3/251,100
4/2517,115
5/2521,354
6/2520,267
7/2520,129
8/2521,799
9/2520,062
10/2519,239
11/2511,209
12/256,873
1/263,592
2/262,429
3/266,186
4/2619,244
5/2620,754
6/2621,472
7/2620,140

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Iberia Air Lines Of Spain IB52777,86580%scheduled passenger service
United Air Lines Inc. UA48394,95387%charter passenger service, scheduled passenger service
Gestair, S.A. GEQ61118%charter passenger service
FAI rent-a-jet AG IFQ1533%charter passenger service
Pontair Ltd. PTQ1467%charter passenger service
Comlux Malta, Ltd. 0UQ1317%charter passenger service
American Airlines Inc. AA115858%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A321Neoxlr51518275,866
Boeing 767-400/ER40523181,216
Boeing 767-300/300ER7620313,382
Airbus Industrie A330-200122701,999
Boeing 777-300/300ER/333ER2350355
Gulfstream III/V/ G-V Exec/ G-5/5502124
Dassault Falcon 2000EX/2000lxs282
Bombardier Global 6000/Global Xrs2105
Bombardier BD-700 Global Express1155
Bombardier Challenger 604/605164
Boeing 777-200ER/200LR/233LR1271158
A200-100 BD-500-1A101183

IAD → MAD this direction alone · flown March 2025 to July 2026

511 flights of 242 scheduled, 86,520 passengers in 103,555 seats, 443,114 pounds of freight, 70,177 pounds of mail. Iberia Air Lines Of Spain 263; United Air Lines Inc. 243; Gestair, S.A. 3; FAI rent-a-jet AG 1; Pontair Ltd. 1.

MAD → IAD this direction alone · flown February 2025 to July 2026

509 flights of 243 scheduled, 86,479 passengers in 103,467 seats, 1,754,228 pounds of freight, 232 pounds of mail. Iberia Air Lines Of Spain 264; United Air Lines Inc. 240; Gestair, S.A. 3; Comlux Malta, Ltd. 1; American Airlines Inc. 1.

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: Washington Dulles International IAD and Madrid, Spain MAD; all routes.