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Flight Reliability

DL 1069 · Delta Air Lines

Houston → Atlanta (IAH–ATL)

87
Pretty Reliable
WanderNerd Reliability Score
90%
Arrive within 15 minutes
1 min
Average arrival delay
2.7%
Cancelled
6 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

What the data says

Mornings have a slight edge.

Departures between 6–9 AM arrived on time 95% of the time, against 90% between 3–6 AM.

Skip Monday if you can.

DL 1069 arrived on time 92% of the time on Thursdays. On Mondays: 84%.

Better than the IAH–ATL route average.

DL 1069 arrived on time 90% of the time, versus 78% across the IAH–ATL route.

Better than the Delta Air Lines network average.

DL 1069 arrived on time 90% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon84%(49 flights)
  • Tue92%(51 flights)
  • Wed92%(51 flights)
  • Thu92%(52 flights)
  • Fri90%(51 flights)
  • Sat92%(50 flights)
  • Sun86%(51 flights)
On-time by departure window
  • 3–6 AM90%(334 flights)
  • 6–9 AM95%(21 flights)
On-time trend by month
90%
May

Jun 68% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%28
July 202590%29
August 202597%31
September 2025100%30
October 202584%31
November 2025100%30
December 202590%29
January 202693%30
February 202693%28
March 202675%28
April 202697%30
May 202690%31
Departures on time
92%
Diverted
0%
Flights flown
355
Months covered
12

Same route, other flights

Keep nerding

Based on 365 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.