Kong Krailat (Thai: กงไกรลาศ, pronounced [kōŋ krāj.lâːt]) is a district (amphoe) in the southeastern part of Sukhothai province, in the lower northern region of Thailand.

[1][2] Neighboring districts are (from the southwest clockwise): Khiri Mat and Mueang Sukhothai of Sukhothai Province, Phrom Phiram and Bang Rakam of Phitsanulok province.

The district was renamed from Ban Krai to Kong Krailat in 1939.

[3] The district is divided into 11 sub-districts (tambons), which are further subdivided into 126 villages (mubans).

The township (thesaban tambon) Kong Krailat covers parts of tambons Kong, Ban Krang and Pa Faek.