ON TIMEBOARD

DL 1207 on time

Delta Air Lines 1207: Detroit to Dallas at 9:15 p.m. (past 12 months)

On time
72%
362 flights · likely 67–76%
Cancelled
1.4%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+65 min
average delay
Similar flights
64%
DL, same route & hour

About 1 in 4 DL 1207 flights from Detroit arrived 15+ minutes late, diverted or cancelled over the past year (28%); 1.4% were cancelled. The typical flight landed 3 minutes early.

DL 1207: DTW → DFW

Scheduled to leave Detroit at 9:15 p.m. local time. Over the past year it arrived on time 72% of the time (362 flights), better than other DL flights on the route at that hour (64%). Last seen in the data Aug 31, 2026.

Usually Delta Air Lines's last flight of the day from Detroit to Dallas (100% of days). Delta Air Lines's last DTW–DFW flight was cancelled 1.4% of the time, against 1.8% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 8:35 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 90% on time (30 flights)90SepOct 2025: 81% on time (31 flights)81OctNov 2025: 70% on time (30 flights)70NovDec 2025: 64% on time (28 flights)64DecJan 2026: 48% on time (31 flights)48JanFeb 2026: 75% on time (28 flights)75FebMar 2026: 68% on time (31 flights)68MarApr 2026: 80% on time (30 flights)80AprMay 2026: 77% on time (31 flights)77MayJun 2026: 73% on time (30 flights)73JunJul 2026: 61% on time (31 flights)61JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday5368%
Tuesday5275%
Wednesday5078%
Thursday5184%
Friday5269%
Saturday5265%
Sunday5263%

Why it was late

Airline (crew, maintenance, ops) 51%Late inbound plane 29%Air traffic & airport (NAS) 18%Severe weather 1%

All flights DTW → DFW · Connecting off DL 1207? Check the risk

Questions

How often is DL 1207 from DTW to DFW late?

Delta Air Lines 1207 from Detroit, MI to Dallas/Fort Worth, TX arrived 15 or more minutes late, was diverted or was cancelled on 28% of 362 scheduled flights between September 2025 and August 2026. 1.4% 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.