Aviation English
Flight Phase

What is Top of climb?

Top of climb The defined point in a flight where the aircraft completes its climb and levels off at the planned cruise altitude. Marked in flight planning systems and often referenced in ATC communications.

Source: ICAO Doc 9432, FAA PCG

How is “Top of climb” Used in Practice?

Approaching top of climb, leveling off at flight level three eight zero and setting cruise power.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

What is Top of climb?

The defined point in a flight where the aircraft completes its climb and levels off at the planned cruise altitude. Marked in flight planning systems and often referenced in ATC communications.

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