---
title: "intersection of air routes — aviation glossary — OnlyPlanes"
description: "IAR stands for intersection of air routes in FAA terminology."
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Aviation abbreviation

# intersection of air routes

IAR

ABBR · Operations

At a glance

## Meaning of intersection of air routes

IAR stands for intersection of air routes in FAA terminology.

### More about intersection of air routes

This abbreviation is used in flight operations. The English reference lists intersection of air routes with the abbreviation IAR.

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

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