B757 captain reported fatigue on international trip.

Attributes
ACN	1684048
Time
Date	201909
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Make Model Name	B757 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	Other ALL
Flight Plan	IFR
Person 1
Function	Pilot Not Flying Captain
Qualification	Flight Crew Air Transport Pilot (ATP) Flight Crew Instrument Flight Crew Multiengine
Experience	Flight Crew Last 90 Days 203 Flight Crew Type 1132
Events
Anomaly	Inflight Event / Encounter Weather / Turbulence Inflight Event / Encounter Fuel Issue

Narrative:

Flight plan: xa:12. Actual block: xa:40. No break for two pilot crew during return from [overseas] where quality/length of sleep period is always poor at best with a 25 hour layover. Same flight last week scheduled xx:59; blocked [20 minutes later] with low fuel due to unexpected headwinds. Peak decision making is required approaching ZZZ; especially if weather is present. Peak decision making not available with two man crew after 8 hours of flying and a 25 hour [overseas] layover.

Original NASA ASRS Text

Title: B757 Captain reported fatigue on international trip.

Narrative: Flight plan: XA:12. Actual block: XA:40. No break for two pilot crew during return from [overseas] where quality/length of sleep period is always poor at best with a 25 hour layover. Same flight last week scheduled XX:59; blocked [20 minutes later] with low fuel due to unexpected headwinds. Peak decision making is required approaching ZZZ; especially if weather is present. Peak decision making not available with two man crew after 8 hours of flying and a 25 hour [overseas] layover.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.