Aviation English
Long Haul

What is Oceanic Clearance?

Oceanic Clearance ATC authorization required for entry into and flight within oceanic airspace, specifying route, level, and Mach number.

Source: ICAO Doc 9432, FAA PCG

How is “Oceanic Clearance” Used in Practice?

Gander, DAL150 requests oceanic clearance on North Atlantic Track Delta at flight level 350, Mach decimal eight-two.

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 Oceanic Clearance?

ATC authorization required for entry into and flight within oceanic airspace, specifying route, level, and Mach number.

Where can I learn this term for free?

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