Filatima occidua is a moth of the family Gelechiidae. It is found in North America, where it has been recorded from Washington and California.
The length of the forewings is 5.5-6.2 mm.
The larvae on Lupinus sericeus var. sericeus and Lupinus ornatus.
The species name refers to its distribution and is derived from Latin occiduus (meaning setting [of the sun]).