KFFX may refer to:
- KFFX-TV, a television station (channel 11 analog/8 digital) licensed to Pendleton, Oregon, United States
- KFFX (FM), a radio station (104.9 FM) licensed to Emporia, Kansas, United States
KFFX (104.9 FM) is a radio station broadcasting a Adult contemporary music format, broadcasting as "Mix 104.9 FM". The station is located in Emporia, Kansas, where it is also licensed. KFFX is owned by Emporia's Radio Stations, Inc.