ON TIMEBOARD

DL 2051 on time

Delta Air Lines 2051: Atlanta to Houston at 9:15 p.m. (past 12 months)

On time
71%
365 flights · likely 66–75%
Cancelled
1.1%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+54 min
average delay
Similar flights
76%
DL, same route & hour

About 1 in 3 DL 2051 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (29%); 1.1% were cancelled. The typical flight landed 3 minutes early.

DL 2051: ATL → HOU

Scheduled to leave Atlanta at 9:15 p.m. local time. Over the past year it arrived on time 71% of the time (365 flights), worse than other DL flights on the route at that hour (76%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Atlanta to Houston (100% of days). Delta Air Lines's last ATL–HOU flight was cancelled 1.1% of the time, against 2.5% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 8:41 a.m. the next morning.

Month by month

30%65%100%Sep 2025: 87% on time (30 flights)87SepOct 2025: 81% on time (31 flights)81OctNov 2025: 67% on time (30 flights)67NovDec 2025: 61% on time (31 flights)61DecJan 2026: 77% on time (31 flights)77JanFeb 2026: 82% on time (28 flights)82FebMar 2026: 74% on time (31 flights)74MarApr 2026: 73% on time (30 flights)73AprMay 2026: 71% on time (31 flights)71MayJun 2026: 70% on time (30 flights)70JunJul 2026: 39% on time (31 flights)39JulAug 2026: 68% on time (31 flights)68Aug

By day of week

DayFlightsOn time
Monday5372%
Tuesday5277%
Wednesday5279%
Thursday5267%
Friday5263%
Saturday5267%
Sunday5269%

Why it was late

Airline (crew, maintenance, ops) 63%Late inbound plane 25%Air traffic & airport (NAS) 11%Severe weather 1%

All flights ATL → HOU · Connecting off DL 2051? Check the risk

Questions

How often is DL 2051 from ATL to HOU late?

Delta Air Lines 2051 from Atlanta, GA to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 29% of 365 scheduled flights between September 2025 and August 2026. 1.1% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.