Flight NK1256
Flight NK1256
Houston (IAH) to Newark (EWR)
Historically, this flight arrives 15+ minutes late 29% of the time, and when it is late the delay averages 61 minutes. It was cancelled 15.9% of the time.
- On-time arrivals
- 71.0%
- Less than 15 minutes late
- Cancelled
- 15.9%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 82
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 75%
- Air traffic control & airport 12%
- Late-arriving aircraft 9%
- Security 3%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Jan 2026
Apr 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| January 2026 | 91.7% | 14 |
| February 2026 | 61.1% | 23 |
| March 2026 | 71.4% | 31 |
| April 2026 | 63.6% | 14 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data