Aviation abbreviation

intermittent instruments

I/IFR

ABBR · Operations

At a glance

Meaning of intermittent instruments

I/IFR stands for intermittent instruments in FAA terminology.

This abbreviation is used in flight operations. The English reference lists intermittent instruments with the abbreviation I/IFR.

FAA abbreviations reflect US aviation usage. Their meaning and permitted use can differ in documents from other countries.