'Flying' in the Bible

The seraphim stood above him. Each had six wings: with two he covered his face, and with two he covered his feet, and with two he was flying.

Rejoice not thou, whole Palestina, because the rod of him that smote thee is broken: for out of the serpent's root shall come forth a cockatrice, and his fruit shall be a fiery flying serpent.

"But the hordes of your enemies will become like fine dust, and the hordes of tyrants like flying chaff. Then suddenly, in an instant,

The burden of the beasts of the south: into the land of trouble and anguish, from whence come the young and old lion, the viper and fiery flying serpent, they will carry their riches upon the shoulders of young asses, and their treasures upon the bunches of camels, to a people that shall not profit them.

As birds flying, so will the LORD of hosts defend Jerusalem; defending also he will deliver it; and passing over he will preserve it.

Who are these that come flying as a cloud, and as doves to their dove-cotes?