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Spirit Airlines NK421 Flight Status Tracker

NK421 is a domestic flight operated by Spirit Airlines. NK421 is departing from Boston (BOS), United States and arriving at Durham (RDU), United States. The flight distance is about 984.61 km or 611.81 miles and flight time is 2 hours 4 minutes. Get the latest status of NK421 / NKS421 here.

Update on Nov. 27, 2025, 9:46 p.m.

Lastest Status

N/A
NK Flight Status
BOS
Departure
Boston Logan International Airport
Scheduled Departure:
6:10 a.m.
Departure Terminal:
Gate
Flight Status
Distance:
984.61 km / 611.81 miles or 531.65 nautical miles.
RDU
Arrival
Raleigh-Durham International Airport
Scheduled Arrival:
9:46 a.m.
Arrival Terminal:
B Gate B37

Flight NK421 detail information

  • Type Domestic Flight
  • Route Departure Boston (BOS), United States and arriving at Durham (RDU), United States
  • Airlines Spirit Airlines (NK)
  • Aircraft A320
  • Flight Duration 2 hours 4 minutes
  • Flight Distance 984.61 km /611.81 miles
  • Operating Days

NK421 Airports

Departures
  • Airport: Boston Logan International Airport, United States
  • ICAO Code: BOS
  • BOS Current time: 17:30 28-Feb-2026
Arrivals
  • Airport: Raleigh-Durham International Airport, United States
  • ICAO Code: RDU
  • RDU Current time: 17:30 28-Feb-2026

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