N27404 · B39M

Manufacturer and model

BOEING 737 MAX 9

Operator

United Airlines (UAL)

First seen

2026-08-10

Last seen

2026-10-27

Flights over the last 30 days

44

Recent flights

• UAL1118 → San Francisco International Airport (SFO/KSFO) 2026-10-27
• UAL1118 2026-10-26
• UAL1679 San Francisco International Airport (SFO/KSFO) → Cancún International Airport (CUN/MMUN) 2026-10-26
• UAL1679 San Francisco International Airport (SFO/KSFO) → Cancún International Airport (CUN/MMUN) 2026-10-26
• UAL643 Harry Reid International Airport (LAS/KLAS) → San Francisco International Airport (SFO/KSFO) 2026-10-26

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