Synonyms to fly to

take cover, bar the gate, be incognito, bolt the door, burrow, claim sanctuary, disappear, drop from sight, go into hiding, go to ground, go underground, hide, hide away, hide out, hole up, lie, lie close, lie doggo, lie hid, lie low, lie snug, masquerade, play peekaboo, raise the drawbridge, remain anonymous, retire from sight, run into port, seek refuge, sit tight, stay in hiding, take refuge, take shelter, wear a mask