FLHS

FLHS may refer to one of the following high schools:


 * Fair Lawn High School, Fair Lawn, New Jersey
 * Fairfield Ludlowe High School, Fairfield, Connecticut
 * Faith Lutheran High School, Crystal Lake, Illinois
 * Faith Lutheran Middle School & High School, Las Vegas, Nevada
 * Fort Lauderdale High School, Broward County, Florida
 * Fort Lee High School, Fort Lee, New Jersey
 * Forest Lake Area High School, Forest Lake, Minnesota
 * Forest Lawn High School, Calgary, Alberta, Canada
 * Fox Lane High School, Bedford, New York
 * Francis Lewis High School, Fresh Meadows, New York City
 * Fred Longworth High School, Tyldesley, Greater Manchester, England