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2022 Lanseria Aircraft Proximity Incident (ZS-ASN and ZS-ZWF)

Approximately a7.17nm on final approach Runway 07 at Lanseria International Aerodrome, Gauteng, ZA

On February 8, 2022, a Douglas DC3-TP67 and Boeing 737-800 (registration ZS-ASN and ZS-ZWF) was involved in an aviation accident near Approximately a7.17nm on final approach Runway 07 at Lanseria International Aerodrome, Gauteng, ZA. No fatalities were reported. Investigators recorded the probable cause as: The air traffic control officer permitted visual approaches for two aircraft on the same runway but did not warn them of each other's status, leading to the faster aircraft catching up with the slower one and resulting in reduced aerodrome separation. This summary draws on records from the South African Civil Aviation Authority (SACAA) Accident and Incident Investigations Division.

Sourcesthe South African Civil Aviation Authority (SACAA) Accident and Incident Investigations DivisionPrimary reportUpdated 2026-10-18Data APIEditorial standards

On 8 February 2022, a Douglas DC3-TP67 (ZS-ASN) and a Boeing 737-800 (ZS-ZWF) experienced a loss of separation on final approach to Runway 07 at Lanseria International Aerodrome. No injuries or damage resulted.

Incident Overview and Context On 8 February 2022, a serious incident occurred at Lanseria International Aerodrome (FALA) in Gauteng Province, South Africa, involving two aircraft: a McDonnell Douglas DC3-TP67 registered ZS-ASN and a Boeing 737-800 registered ZS-ZWF. The event was classified as a serious incident by the South African Civil Aviation Authority (SACAA) Accident and Incident Investigations Division (AIID). The incident took place at 0834Z, with no injuries or damage reported to either aircraft or the people on board. The DC3 was operating under Part 135, while the 737 was operating under Part 121.

Probable cause

The air traffic control officer permitted visual approaches for two aircraft on the same runway but did not warn them of each other's status, leading to the faster aircraft catching up with the slower one and resulting in reduced aerodrome separation.

Frequently asked questions

What happened in the 8 Feb 2022 Douglas DC3-TP67 and Boeing 737-800 accident near Approximately a7.17nm on final approach Runway 07 at Lanseria International Aerodrome, Gauteng, ZA?

On 8 February 2022, a Douglas DC3-TP67 (ZS-ASN) and a Boeing 737-800 (ZS-ZWF) experienced a loss of separation on final approach to Runway 07 at Lanseria International Aerodrome. No injuries or damage resulted.

Were there any fatalities in the 8 Feb 2022 Douglas DC3-TP67 and Boeing 737-800 accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 8 Feb 2022 involved a Douglas DC3-TP67 and Boeing 737-800, registration ZS-ASN and ZS-ZWF, at Approximately a7.17nm on final approach Runway 07 at Lanseria International Aerodrome, Gauteng, ZA.

What was the probable cause of the accident?

The air traffic control officer permitted visual approaches for two aircraft on the same runway but did not warn them of each other's status, leading to the faster aircraft catching up with the slower one and resulting in reduced aerodrome separation.

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