Spirit Airlines NK421 Flight Status Today

Domestic flight Spirit Airlines NK421 takes off from Houston (IAH) United States to Detroit (DTW) United States. It's operated by Spirit Airlines. The plane leaves George Bush Intercontinental Airport at 06:10 America/Chicago. The flight is expected to land at Detroit Metropolitan Wayne County Airport at 09:46 America/New_York. The flight will last about 2 hours 28 minutes.

NK421 - NKS421 Spirit Airlines (NK)
IAH Houston United States
Flight IAH to DTW
DTW Detroit United States
Contact Airlines It may not operate on the date requested
Departure George Bush Intercontinental Airport
IATA: IAHICAO: KIAH
Scheduled 06:10
A None
Arrival Detroit Metropolitan Wayne County Airport
IATA: DTWICAO: KDTW
Scheduled 09:46
None None
NK421 Detail
  • Type: Domestic Flight
  • Flight Duration: 2 hours 28 minutes
  • Flight Distance: 1730 kms / 1075 miles
Airline
  • Spirit Airlines
  • IATA: NK
  • ICAO: NKS
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 182
  • Freight capacity: 0 tons
  • Passenger classes: Economy
More Detail
  • Aircraft: Airbus A321neo
  • Callsign: F-KAWO2
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/New_York
  • Current Time in Houston: Monday 2026-04-13 13:44 PM
  • Current Time in Detroit: Monday 2026-04-13 14:44 PM

Spirit Airlines NK421 Flight Statistics

Spirit Airlines
Spirit Airlines
FLIGHT NO NK421
AIRPLANE Airbus A321neo
ON TIME 14
DELAYED 0
CANCELLED 0
ON TIME 29
DELAYED 1
CANCELLED 0
ON TIME 58
DELAYED 2
CANCELLED 0
ON TIME 81
DELAYED 2
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

Spirit Airlines NK421 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sat 22 Nov
Arrived Delayed by 29m
Houston (IAH) 2025-11-22T06:10
Detroit (DTW) 2025-11-22T09:46
2025-11-22T06:47
2025-11-22T10:15
Thu 20 Nov
Arrived On time
Houston (IAH) 2025-11-20T06:10
Detroit (DTW) 2025-11-20T09:46
2025-11-20T06:04
2025-11-20T09:40
Wed 19 Nov
Arrived On time
Houston (IAH) 2025-11-19T05:45
Detroit (DTW) 2025-11-19T09:19
2025-11-19T05:37
2025-11-19T09:03
Fri 14 Nov
Scheduled On time
Houston (IAH) 2025-11-14T05:45
Detroit (DTW) 2025-11-14T09:19
Thu 06 Nov
Arrived On time
Houston (IAH) 2025-11-06T05:45
Detroit (DTW) 2025-11-06T09:19
2025-11-06T05:39
2025-11-06T09:19
Mon 14 Apr
Arrived On time
Houston (IAH) 2025-04-14T11:41
Detroit (DTW) 2025-04-14T13:55
2025-04-14T11:37
2025-04-14T13:40
Wed 08 Jan
Arrived On time
Houston (IAH) 2025-01-08T08:51
Detroit (DTW) 2025-01-08T14:05
2025-01-08T08:39
2025-01-08T13:53
Fri 03 Jan
Scheduled On time
Houston (IAH) 2025-01-03T08:51
Detroit (DTW) 2025-01-03T14:05
Mon 30 Dec
Arrived On time
Houston (IAH) 2024-12-30T08:51
Detroit (DTW) 2024-12-30T14:05
2024-12-30T08:52
2024-12-30T13:57
Thu 26 Dec
Arrived Delayed by 1h 17m
Houston (IAH) 2024-12-26T10:51
Detroit (DTW) 2024-12-26T16:01
2024-12-26T15:48
2024-12-26T17:18

Flight routes similar to Spirit Airlines NK421

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WestJet WS7438
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05:20 		2 hours 35 minutes
09:03
Air New Zealand NZ6560
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23:57
Delta DL1389
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05:20 		2 hours 35 minutes
09:03
Delta DL1529
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19:32 		2 hours 48 minutes
23:20
Delta DL1567
Delta 		13/04/2026
15:21 		2 hours 43 minutes
19:04
Virgin Australia VA8199
Virgin Australia 		13/04/2026
12:10 		2 hours 42 minutes
16:06
Delta DL1692
Delta 		13/04/2026
15:18 		3 hours 4 minutes
19:08
Air New Zealand NZ6561
Air New Zealand 		13/04/2026
12:10 		2 hours 42 minutes
16:06

Spirit Airlines Flight NK421 FAQs

What is the scheduled flight duration for Spirit Airlines NK421 flight?

On average, nonstop flight takes 2 hour(s) 28 minutes, with the flight distance of 1730 km (1075 miles).

What type of aircraft is used for the Spirit Airlines NK421 flight?

All Spirit Airlines NK421 flights are operated using Airbus A321neo aircraft.

How many Spirit Airlines NK421 flights are operated a week?

7 flights per week. The Flight Spirit Airlines NK421 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .