Minor Investigation Ongoing

BY4123 - Emergency diversion due to possible medical emergency

Tuesday, August 26, 2025 at 2:00 PM (GMT+2)
737 MAX 8
TUI Airways
Munich Airport

TUI Airways Flight BY4123 departed Trieste – Friuli Venezia Giulia Airport bound for London Gatwick Airport on August 26, 2025. After reaching cruising altitude of 36,000 feet, approximately 45 minutes into the flight, the flight crew declared an emergency and diverted to Munich Airport due to a possible medical emergency on board. The Boeing 737 MAX 8 (registration G-TUKT) landed safely on Munich's Runway 08R with emergency services standing by. All passengers and crew were safely accommodated, and after resolving the situation, the aircraft continued its journey to London Gatwick. The professional handling by the flight crew and air traffic control ensured the safety of all on board throughout the incident.

Aircraft & Operator Information

Aircraft
Model737 MAX 8
ManufacturerBoeing
Operator
NameTUI Airways
IATABY
Technical
RegistrationG-TUKT
Additional
CountryUnited Kingdom
Fleet Size100 aircraft

Incident Location

Departure
Destination
Emergency Landing
Incident Site
Route
Emergency Route
Displayed routes are geodesic arcs that show the shortest route between destinations. The arc does not reflect a flight's actual flight path.
Departure
AirportTRS
NameTrieste – Friuli Venezia Giulia Airport
Destination
AirportLGW
NameLondon Gatwick Airport
Incident Site
Munich Airport
Emergency Landing
AirportMUC
NameMunich Airport

Weather Conditions (METAR)

Raw METAR EDDM 261320Z 27008KT 9999 FEW025 SCT040 22/16 Q1016 NOSIG
AirportEDDM
Time1:20 PM (GMT+0)
Temperature22.0°C
Dewpoint16.0°C
Wind270° at 8 knots
Visibility >10 km
Cloud Layer 1Few (FEW) 2,500ft AGL
Cloud Layer 2Scattered (SCT) 4,000ft AGL
Pressure1016 hPa
EDDM
1:20 PM (GMT+0)
Atmospheric
Temperature22.0°C
Dewpoint16.0°C
Pressure1016 hPa
Wind & Visibility
Wind270° at 8 knots
Visibility >10 km
Clouds
Layers Few (FEW) 2,500ft AGL
  Scattered (SCT) 4,000ft AGL
Highlighted METAR entries relate to weather conditions within 30 minutes of the incident time.

Casualty Information

0Total Fatalities
0Total Injuries
195People Involved
Fatal
Injured
Uninjured
Unknown
Crew
0
0
6
0
Passengers
0
0
189
0
Total Onboard
0
0
195
0
Overall
0
0
195
0
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