---
title: "NCO.OP.140 Destination alternate aerodromes — aeroplanes — Part-NCO · Avioverse"
description: "For IFR flights, the pilot-in-command shall specify at least one destination alternate aerodrome in the flight plan, unless the available current…"
url: "https://avioverse.aero/regulations/easa/air-ops/part-nco/subpart-b/nco-op-140"
---

# NCO.OP.140 Destination alternate aerodromes — aeroplanes

ANNEX VII (Part-NCO) · Regulation (EU) No 965/2012 · EAR revision 27 Mar 2026

IR Implementing rule

## NCO.OP.140 Destination alternate aerodromes — aeroplanes

For IFR flights, the pilot-in-command shall specify at least one destination [alternate aerodrome](https://avioverse.aero/glossary/easa/alternate-aerodrome) in the flight plan, unless the available current meteorological information for the destination indicates, for the period from 1 hour before until 1 hour after the estimated time of arrival, or from the actual time of departure to 1 hour after the estimated time of arrival, whichever is the shorter period, a [ceiling](https://avioverse.aero/glossary/easa/ceiling) of at least 1 000ft above the DH/MDH for an available [instrument approach procedure (IAP)](https://avioverse.aero/glossary/easa/instrument-approach-procedure) and a visibility of at least 5 000m.

IR · NCO.OP.140 — Regulation (EU) No 965/2012 · Regulation (EU) 2021/2237 · Air OPS Easy Access Rules · EAR revision 27 Mar 2026

[All rules in SUBPART B: OPERATIONAL PROCEDURES](https://avioverse.aero/regulations/easa/air-ops/part-nco/subpart-b)

Consolidated from the EASA Easy Access Rules (revision 27 Mar 2026, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.