---
title: "Coordinated Universal Time — aviation glossary — OnlyPlanes"
description: "Coordinated Universal Time, the common time reference used in aviation."
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  "og:title": "Coordinated Universal Time — aviation glossary"
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Aviation abbreviation

# Coordinated Universal Time

ABBR · Operations

At a glance

## Meaning of Coordinated Universal Time

Coordinated Universal Time, the common time reference used in aviation.

### More about Coordinated Universal Time

UTC provides a consistent reference when flights cross time zones and when organisations exchange operational information.

Passenger timetables often use local time instead. The reference must be checked before comparing a weather report, flight plan, departure display or arrival estimate.

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