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
| BOS | RDU |
Distance: 984.61 km / 611.81 miles or 531.65 nautical miles.
Departure Boston Logan International Airport
Scheduled Departure: 6:10 a.m.
Departure Terminal : Gate
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 |
Find more flight status
NK421 Airports
| Departures |
|---|
| Airport: Boston Logan International Airport, United States |
| ICAO Code: BOS |
| BOS Current time: 03:18 01-Mar-2026 |
| Arrivals |
| Airport: Raleigh-Durham International Airport, United States |
| ICAO Code: RDU |
| RDU Current time: 03:18 01-Mar-2026 |