N77539 · BOEING 737-800

Manufacturer and model

BOEING 737-800

Operator

United Airlines (UAL)

First seen

2026-08-17

Last seen

2026-09-24

Flights over the last 30 days

145

Recent flights

• UAL1010 → Denver International Airport (DEN/KDEN) 2026-09-24
• UAL1010 2026-09-24
• UAL2644 → Palm Springs International Airport (PSP/KPSP) 2026-09-24
• UAL2644 Denver International Airport (DEN/KDEN) → 2026-09-24
• UAL302 Detroit Metropolitan Wayne County Airport (DTW/KDTW) → Denver International Airport (DEN/KDEN) 2026-09-23

Sources: the aircraft registry and our own observations; flight totals also include history taken over from before our own network started.