John Glenn Columbus (CMH) – Dallas Fort Worth (DFW)
In July 2026, 304 flights operated between John Glenn Columbus and Dallas Fort Worth (both directions), and 68.8% left on time, according to the US BTS.
Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.
Flight timing & delays
Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.
Times are local to the departure airport of each flight; both directions are combined.
US domestic sectors recorded by BTS
Source: the US BTS · Oct 12, 2024 → Jul 31, 2026
Lowest average delay05:00–06:004.9min · 542 recorded · 533 measured
Gap to highest-delay hour28.6min05:00 ↔ 20:00
Recorded flights6,278CMH–DFW
Departure hour
On-time departuresPartial coverage: only airlines that report on-time data to the US DOT
100.050.00.0
00:0003:0006:0009:0012:0015:0018:0021:00
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Average departure delayPartial coverage: only airlines that report on-time data to the US DOT
33.516.70.0
00:0003:0006:0009:0012:0015:0018:0021:00
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Recorded flightsPartial coverage: only airlines that report on-time data to the US DOT
1,1075540
00:0003:0006:0009:0012:0015:0018:0021:00
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View the figures
Departure hour
On-time departures
Average departure delay
With departure time
Recorded flights
00:00
No observations
—
—
—
01:00
No observations
—
—
—
02:00
No observations
—
—
—
03:00
No observations
—
—
—
04:00
No observations
—
—
—
05:00
93.8%
4.9 min
533
542
06:00
Fewer than 200 measured departures
—
67
70
07:00
86.4%
8.1 min
1,085
1,107
08:00
Fewer than 200 measured departures
—
128
128
09:00
Fewer than 200 measured departures
—
99
107
10:00
68.4%
21.7 min
225
226
11:00
77.4%
15.1 min
886
901
12:00
82.6%
11.4 min
212
216
13:00
Fewer than 200 measured departures
—
37
42
14:00
65.3%
25.5 min
236
239
15:00
64.5%
26.5 min
857
877
16:00
Fewer than 200 measured departures
—
169
177
17:00
77.0%
15.2 min
335
340
18:00
71.8%
16.4 min
379
387
19:00
58.1%
32.0 min
475
497
20:00
53.7%
33.5 min
354
369
21:00
Fewer than 200 measured departures
—
52
53
22:00
No observations
—
—
—
23:00
No observations
—
—
—
Day of week
On-time departuresPartial coverage: only airlines that report on-time data to the US DOT
100.050.00.0
MonTueWedThuFriSatSun
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Average departure delayPartial coverage: only airlines that report on-time data to the US DOT
24.612.30.0
MonTueWedThuFriSatSun
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Recorded flightsPartial coverage: only airlines that report on-time data to the US DOT
9494750
MonTueWedThuFriSatSun
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View the figures
Day of week
On-time departures
Average departure delay
With departure time
Recorded flights
Monday
73.2%
24.6 min
884
905
Tuesday
78.1%
15.6 min
841
856
Wednesday
73.9%
19.9 min
847
866
Thursday
75.7%
18.0 min
916
936
Friday
76.1%
15.4 min
882
903
Saturday
74.9%
16.5 min
840
863
Sunday
71.1%
19.3 min
919
949
Month of year
Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.
On-time departuresPartial coverage: only airlines that report on-time data to the US DOT
100.050.00.0
JanFebMarAprMayJunJulAugSepOctNovDec
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Average departure delayPartial coverage: only airlines that report on-time data to the US DOT
26.813.40.0
JanFebMarAprMayJunJulAugSepOctNovDec
Hover, tap or focus a point to see its value, sample and source.
Recorded flightsPartial coverage: only airlines that report on-time data to the US DOT
6133070
JanFebMarAprMayJunJulAugSepOctNovDec
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View the figures
Month of year
On-time departures
Average departure delay
With departure time
Recorded flights
Jan
77.1%
20.6 min
481
523
Feb
80.2%
13.9 min
474
474
Mar
74.0%
19.2 min
585
596
Apr
72.5%
20.6 min
571
585
May
69.3%
25.7 min
593
613
Jun
66.4%
24.2 min
575
599
Jul
68.1%
20.8 min
602
611
Aug
67.7%
26.8 min
272
280
Sep
83.6%
12.1 min
250
254
Oct
82.2%
11.1 min
522
524
Nov
84.2%
7.5 min
601
612
Dec
74.1%
19.2 min
603
607
Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.
Recorded outcomes
On time72.9%4,576
Delayed >15 min24.7%1,553
Cancelled2.4%149
Missing departure time0.0%0
All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.
On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.
Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.