Delgosha (Persian: دلگشا) is a city in Gachi District of Malekshahi County, Ilam province, Iran. It is adjacent to the city of Arkavaz, bordering it to the south. The city is populated by Kurds.

At the 2006 census, its population was 3,931 in 676 households, when it was a village in Gachi Rural District of the former Malekshahi District of Mehran County. The following census in 2011 counted 2,201 people in 551 households, by which time the district had been separated from the county in the establishment of Malekshahi County, and the village of Delgosha had been elevated to the status of a city. The latest census in 2016 showed a population of 1,819 people in 510 households.