LHA

LHA may refer to:
 * Flughafen Lahr (IATA code)
 * LHA (for [Leading Helicopter Academies]), "Raising flying standards in Europe"
 * A US Navy hull classification symbol: Landing helicopter assault (LHA)
 * Lateral hypothalamic area, a part of the brain that has been implicated in the control of feeding behavior
 * Lesbian Herstory Archives, a New York–based lesbian history archive and museum.
 * Lha, a letter of Cyrillic alphabet
 * LHA (file format), a freeware compression utility and associated file format
 * Lincoln Highway Association
 * Livonia Hockey Association, amateur hockey league in Livonia, Michigan
 * LHA, the local hour angle of an astronomical object
 * Local Housing Allowance, welfare benefit in the UK to help tenants with low incomes pay their rent
 * Stock ticker for Lufthansa on the Frankfurt Stock Exchange
 * LaurenHill Academy, in Saint-Laurent, Montreal