DTW → SAT

DL1365

DL1365 (Delta Air Lines) flies Detroit to San Antonio. Of 644 departures recorded from October 2024 to July 2026, 75.5% left on time, according to the US BTS.

Recorded departures by month

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January2730▲ 11.1%
February28280.0%
March31310.0%
April30300.0%
May31310.0%
June30300.0%
July31310.0%
August31––
September30––
October31–in progress
November28––
December28––
Year to date (Jan–Jul)208211▲ 1.4%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

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

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January76.9%65.5%▼ 14.8%
February78.6%82.1%▲ 4.5%
March87.1%76.7%▼ 12.0%
April86.7%73.3%▼ 15.4%
May80.7%55.2%▼ 31.6%
June76.7%66.7%▼ 13.0%
July63.3%66.7%▲ 5.3%
August83.9%––
September73.3%––
October90.3%–in progress
November71.4%––
December64.3%––
Year-to-date average (Jan–Jul)78.6%69.5%▼ 11.6%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January110.0%
February00–
March01–
April00–
May02–
June00–
July110.0%
August0––
September0––
October0–in progress
November0––
December0––
Year to date (Jan–Jul)25▲ 150.0%

according to the US BTS · October 2024 → July 2026

This is not a forecast

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

Cancellation share

  • Not cancelled 98.9% 637
  • Cancelled 1.1% 7

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
DTW SAT Detroit Metropolitan Wayne County Airport – San Antonio International Airport 1,954 12.1 min 75.5% 644
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 75.0% 0
November 2024 29 29 96.6% 0
December 2024 28 28 67.9% 0
January 2025 27 26 76.9% 1
February 2025 28 28 78.6% 0
March 2025 31 31 87.1% 0
April 2025 30 30 86.7% 0
May 2025 31 31 80.7% 0
June 2025 30 30 76.7% 0
July 2025 31 30 63.3% 1
August 2025 31 31 83.9% 0
September 2025 30 30 73.3% 0
October 2025 31 31 90.3% 0
November 2025 28 28 71.4% 0
December 2025 28 28 64.3% 0
January 2026 30 29 65.5% 1
February 2026 28 28 82.1% 0
March 2026 31 30 76.7% 1
April 2026 30 30 73.3% 0
May 2026 31 29 55.2% 2
June 2026 30 30 66.7% 0
July 2026 31 30 66.7% 1

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