Usage: 5 forms in 13 verses
Form Translated As     In Verse(s)
φλιών doorposts LXX.1Sam.1.9
their doorways LXX.Ezek.43.8
φλιαί doorposts LXX.1Kgs.6.33
φλιάσ doorposts LXX.Ezek.45.19LXX.Ezek.45.19
doorways LXX.1Kgs.6.31
lintel LXX.Exod.12.22LXX.Exod.12.23
lintels LXX.Deut.6.9LXX.Deut.11.20
my doorways LXX.Ezek.43.8
φλιάν lintel LXX.Exod.12.7
φλιά doorway LXX.Ezek.42.7

Liddell-Scott-Jones

φλιά (phlia) a doorway G:N-F

φλιά

(later φλειά, probably in [Refs 1st c.BC+] doorposts, jambs, [LXX+8th c.BC+]

__2 lintel, [Refs 3rd c.BC+]
__3 standing posts in which a windlass works, [Refs 5th c.BC+]
__4 support, φ. πιοειδής [Refs 5th c.BC+]

LSJ Scripture Refs: LXX.Deut.6.9