Flying Burst (5e Feat)
From D&D Wiki
Prerequisites: Dex 18; Temporary flight capability race.
If your race gives you momentary flight capability, your flight becomes permanent at the same speed described by the race.
Flying Burst: With one full turn you can boost giving you a flying speed of 100 feet (30 meters). You can use this an amount of times equal to half your proficiency bonus per day.
This feat does not work with flying ability acquired through non-racial means. Therefore, other feats, spells, or magic items are ineffective with this feat.