The Registers of the Flute
Understanding flute range and registers
The concert flute spans roughly three octaves, from low C4 (middle C on the piano, or B3 with a B-foot joint) up to C7 and beyond. Unlike the saxophone or clarinet, the flute is edge-blown rather than reed-driven — you produce sound by directing a thin stream of air across the embouchure hole, and you move between octaves chiefly by speeding up that air stream and adjusting the shape of your lips, not by pressing a dedicated key. This is the single biggest thing that makes flute fingering different from every other woodwind on this site, and it is why we have organised this chart around register rather than a repeating key pattern.
Low Register — C4 to B4
The warmest, breathiest part of the flute's range, and the foundation everything else is built on. These are the fullest fingerings on the instrument — most notes here use several fingers down, similar in feel to a recorder, with the footjoint keys (operated by the right-hand little finger) adding the very lowest notes.
Middle Register — C5 to B5
The flute's core singing register, used for the majority of everyday playing. The bottom four notes — C5, C♯5, D5 and D♯5 — use their own dedicated fingerings rather than repeating the low register, leaning heavily on the D♯/E♭ key. From E5 upward, though, the genuinely useful thing to know is that fingerings are identical to their low-register counterparts all the way to B5 — you simply speed up your air and narrow your embouchure slightly to jump the octave.
High Register — C6 to B6
Bright and penetrating, and where fingerings genuinely change rather than repeat. C6 and C♯6 mirror the simplified fingerings used for C5 and C♯5, but from D6 upward every note has its own combination — typically built around the thumb plate and the D♯/E♭ key, which is routinely added as a "vent" even when the note itself isn't D♯ or E♭, simply because it helps the note speak cleanly. The thumb B♭ key plays only a supporting role up here, appearing in a couple of alternate fingerings rather than as a routine stabiliser.
Extreme Register — C7 and above
The outer edge of standard flute repertoire. Fingerings here are closer to specialised harmonic combinations than a simple continuation of the pattern below, and response varies noticeably between individual flutes. Treat any extreme-register fingering as a tested starting point rather than a fixed rule.



