Chionodes iridescens is a moth in the Gelechiidae family. It is found in North America, where it has been recorded from southern Yukon to Washington, the Northwest Territories and to Nova Scotia. The wingspan is 16–17 mm. The forewings are black with a strong purple iridescence. There is a conspicuous, but small, buff spot at the apical third. The hindwings are greyish fuscous, darker toward margins. The larvae feed on Arctostaphylos uva-ursi.