Flew MAD:IAD:DEN Flew Madrid (MAD) to Dulles (IAD). 6,122 km on United Airlines in 8h, 55m. Flew Dulles (IAD) to Denver (DEN). 2,330 km on United Airlines in 3h, 57m. Shortlink:Share this: Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pocket (Opens in new window) Pocket Click to print (Opens in new window) Print Like this:Like Loading... Similar Entries