N57451 · BOEING 737 MAX 9

Manufacturer and model

BOEING 737 MAX 9

Operator

United Airlines (UAL)

First seen

2026-08-10

Last seen

2026-09-26

Flights over the last 30 days

133

Recent flights

• UAL2122 Newark Liberty International Airport (EWR/KEWR) → Punta Cana International Airport (PUJ/MDPC) 2026-09-25
• UAL2122 Newark Liberty International Airport (EWR/KEWR) → 2026-09-25
• UAL1472 → Newark Liberty International Airport (EWR/KEWR) 2026-09-25
• UAL1472 San Isidro Air Base (MDSI) → Newark Liberty International Airport (EWR/KEWR) 2026-09-25
• UAL1471 Newark Liberty International Airport (EWR/KEWR) → Las Américas International Airport (SDQ/MDSD) 2026-09-24

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