Kalitta Air K421 Flight Status Tracker
K421 is a domestic flight operated by Kalitta Air. K421 is departing from Seattle (BFI), United States and arriving at Bismarck (BIS), United States. The flight distance is about 1630.80 km or 1013.33 miles and flight time is 0 minutes. Get the latest status of K421 / CKS21 here.
Update on Oct. 4, 2025, 8:36 a.m.
Lastest Status
N/A
| BFI | BIS |
Distance: 1630.80 km / 1013.33 miles or 880.56 nautical miles.
Departure King County International Airport
Scheduled Departure: midnight
Departure Terminal : Gate
Arrival Bismarck Airport
Scheduled Arrival: 6:20 p.m.
Arrival Terminal : Gate
Flight K421 detail information
| Type | Domestic Flight |
| Route | Departure Seattle (BFI), United States and arriving at Bismarck (BIS), United States |
| Airlines | Kalitta Air (K4) |
| Aircraft | None |
| Flight Duration | 0 minutes |
| Flight Distance | 1630.80 km /1013.33 miles |
| Operating Days |
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K421 Airports
| Departures |
|---|
| Airport: King County International Airport, United States |
| ICAO Code: BFI |
| BFI Current time: 10:48 10-Apr-2026 |
| Arrivals |
| Airport: Bismarck Airport, United States |
| ICAO Code: BIS |
| BIS Current time: 12:48 10-Apr-2026 |