NK503

NK503 (Spirit Airlines) is a multi-stop service on 5 routes, busiest Orlando to Dallas-Fort Worth. Of 184 departures recorded from October 2024 to January 2026, 83.3% 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 periods7 periods
PeriodDepartures 2025Departures 2026Change vs last year
January316▼ 80.6%
February11––
March25––
April19––
May4––
June–––
July–––
August–––
September–––
October––in progress
November–––
December22––
Year to date (Jan–Jan)316▼ 80.6%

according to the US BTS · October 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 periods7 periods
PeriodOn time 2025On time 2026Change vs last year
January79.3%100.0%▲ 26.1%
February72.7%––
March96.0%––
April88.9%––
May75.0%––
June–––
July–––
August–––
September–––
October––in progress
November–––
December86.4%––
Year-to-date average (Jan–Jan)79.3%100.0%▲ 26.1%

according to the US BTS · October 2024 → January 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · October 2024 → January 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods7 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January20▼ 100.0%
February0––
March0––
April1––
May0––
June–––
July–––
August–––
September–––
October––in progress
November–––
December0––
Year to date (Jan–Jan)20▼ 100.0%

according to the US BTS · October 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 97.8% 180
  • Cancelled 2.2% 4

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jan 7, 2026

On time, leg by leg

  1. MCO–DFW73 76.4%
  2. BOS–MYR48 91.5%
  3. ATL–LAS34 81.3%

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

Legs flown under this number

3
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 14 14 85.7% 0
November 2024 27 26 84.6% 1
December 2024 25 25 68.0% 0
January 2025 31 29 79.3% 2
February 2025 11 11 72.7% 0
March 2025 25 25 96.0% 0
April 2025 19 18 88.9% 1
May 2025 4 4 75.0% 0
December 2025 22 22 86.4% 0
January 2026 6 6 100.0% 0

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