NK307

NK307 (Spirit Airlines) is a multi-stop service on 4 routes, busiest Los Angeles to Houston. Of 113 departures recorded from December 2024 to January 2026, 81.3% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

Months without data are left blank.

The most recent periods5 periods
PeriodDepartures 2025Departures 2026Change vs last year
January317▼ 77.4%
February28––
March6––
April–––
May–––
June–––
July–––
August–––
September–––
October––in progress
November–––
December13––
Year to date (Jan–Jan)317▼ 77.4%

according to the US BTS · December 2024 → January 2026

On-time departures by month

All legs combined

Months without data are left blank.

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods5 periods
PeriodOn time 2025On time 2026Change vs last year
January96.3%50.0%▼ 48.1%
February85.7%––
March83.3%––
April–––
May–––
June–––
July–––
August–––
September–––
October––in progress
November–––
December69.2%––
Year-to-date average (Jan–Jan)96.3%50.0%▼ 48.1%

according to the US BTS · December 2024 → January 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · December 2024 → January 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods5 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January41▼ 75.0%
February0––
March0––
April–––
May–––
June–––
July–––
August–––
September–––
October––in progress
November–––
December0––
Year to date (Jan–Jan)41▼ 75.0%

according to the US BTS · December 2024 → January 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 94.7% 107
  • Cancelled 5.3% 6

Share of all recorded flights in the period, all legs. · Dec 4, 2024 → Jan 7, 2026

On time, leg by leg

  1. LAX–IAH55 90.4%
  2. RSW–ACY36 79.4%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

2
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
December 2024 28 27 74.1% 1
January 2025 31 27 96.3% 4
February 2025 28 28 85.7% 0
March 2025 6 6 83.3% 0
December 2025 13 13 69.2% 0
January 2026 7 6 50.0% 1

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