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1,478 km · Domestic

John Glenn Columbus (CMH) – Dallas Love Field (DAL)

In July 2026, 112 flights operated between John Glenn Columbus and Dallas Love Field (both directions), and 60.7% left on time, according to the US BTS.

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January6569▲ 6.2%
February5655▼ 1.8%
March7094▲ 34.3%
April6694▲ 42.4%
May6992▲ 33.3%
June69108▲ 56.5%
July70112▲ 60.0%
August66––
September60––
October111–in progress
November97––
December99––
Year to date (Jan–Jul)465624▲ 34.2%

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods19 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January75.4%78.3%▲ 3.8%
February87.5%65.5%▼ 25.1%
March67.1%63.8%▼ 4.9%
April69.7%76.6%▲ 9.9%
May62.3%76.1%▲ 22.2%
June53.6%62.0%▲ 15.7%
July54.3%60.7%▲ 11.8%
August86.4%––
September76.7%––
October87.4%–in progress
November75.3%––
December81.8%––
Year-to-date average (Jan–Jul)67.1%69.0%▲ 2.8%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January05–
February01–
March00–
April20▼ 100.0%
May14▲ 300.0%
June10▼ 100.0%
July03–
August0––
September0––
October1–in progress
November1––
December0––
Year to date (Jan–Jul)413▲ 225.0%

By direction

CMH → DAL

Scheduled flights
862
Flights operated
853
Cancelled
9 · 1.0%
On-time departures
74.0%

DAL → CMH

Scheduled flights
865
Flights operated
855
Cancelled
10 · 1.2%
On-time departures
70.1%

CMH → DAL and DAL → CMH counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Southwest Airlines WN 1,727 100.0% 72.0% 19

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 delay15:00–16:0019.7min · 211 recorded · 210 measured
Recorded flights1,727CMH–DAL

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · Fewer than 200 measured departures · 40 recorded · 40 measured · Source: the US BTS 06:00 · Fewer than 200 measured departures · 89 recorded · 88 measured · Source: the US BTS 07:00 · Fewer than 200 measured departures · 62 recorded · 62 measured · Source: the US BTS 08:00 · Fewer than 200 measured departures · 135 recorded · 133 measured · Source: the US BTS 09:00 · Fewer than 200 measured departures · 123 recorded · 121 measured · Source: the US BTS 10:00 · Fewer than 200 measured departures · 93 recorded · 92 measured · Source: the US BTS 11:00 · Fewer than 200 measured departures · 29 recorded · 28 measured · Source: the US BTS 12:00 · Fewer than 200 measured departures · 109 recorded · 107 measured · Source: the US BTS 13:00 · Fewer than 200 measured departures · 140 recorded · 139 measured · Source: the US BTS 14:00 · Fewer than 200 measured departures · 130 recorded · 129 measured · Source: the US BTS 15:00 · 64.8% · 211 recorded · 210 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 166 recorded · 165 measured · Source: the US BTS 17:00 · Fewer than 200 measured departures · 146 recorded · 144 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 41 recorded · 40 measured · Source: the US BTS 19:00 · Fewer than 200 measured departures · 144 recorded · 143 measured · Source: the US BTS 20:00 · Fewer than 200 measured departures · 69 recorded · 67 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · Fewer than 200 measured departures · 40 recorded · 40 measured · Source: the US BTS 06:00 · Fewer than 200 measured departures · 89 recorded · 88 measured · Source: the US BTS 07:00 · Fewer than 200 measured departures · 62 recorded · 62 measured · Source: the US BTS 08:00 · Fewer than 200 measured departures · 135 recorded · 133 measured · Source: the US BTS 09:00 · Fewer than 200 measured departures · 123 recorded · 121 measured · Source: the US BTS 10:00 · Fewer than 200 measured departures · 93 recorded · 92 measured · Source: the US BTS 11:00 · Fewer than 200 measured departures · 29 recorded · 28 measured · Source: the US BTS 12:00 · Fewer than 200 measured departures · 109 recorded · 107 measured · Source: the US BTS 13:00 · Fewer than 200 measured departures · 140 recorded · 139 measured · Source: the US BTS 14:00 · Fewer than 200 measured departures · 130 recorded · 129 measured · Source: the US BTS 15:00 · 19.7 min · 211 recorded · 210 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 166 recorded · 165 measured · Source: the US BTS 17:00 · Fewer than 200 measured departures · 146 recorded · 144 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 41 recorded · 40 measured · Source: the US BTS 19:00 · Fewer than 200 measured departures · 144 recorded · 143 measured · Source: the US BTS 20:00 · Fewer than 200 measured departures · 69 recorded · 67 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 40 · 40 recorded · 40 measured · Source: the US BTS 06:00 · 89 · 89 recorded · 88 measured · Source: the US BTS 07:00 · 62 · 62 recorded · 62 measured · Source: the US BTS 08:00 · 135 · 135 recorded · 133 measured · Source: the US BTS 09:00 · 123 · 123 recorded · 121 measured · Source: the US BTS 10:00 · 93 · 93 recorded · 92 measured · Source: the US BTS 11:00 · 29 · 29 recorded · 28 measured · Source: the US BTS 12:00 · 109 · 109 recorded · 107 measured · Source: the US BTS 13:00 · 140 · 140 recorded · 139 measured · Source: the US BTS 14:00 · 130 · 130 recorded · 129 measured · Source: the US BTS 15:00 · 211 · 211 recorded · 210 measured · Source: the US BTS 16:00 · 166 · 166 recorded · 165 measured · Source: the US BTS 17:00 · 146 · 146 recorded · 144 measured · Source: the US BTS 18:00 · 41 · 41 recorded · 40 measured · Source: the US BTS 19:00 · 144 · 144 recorded · 143 measured · Source: the US BTS 20:00 · 69 · 69 recorded · 67 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:00Fewer than 200 measured departures—4040
06:00Fewer than 200 measured departures—8889
07:00Fewer than 200 measured departures—6262
08:00Fewer than 200 measured departures—133135
09:00Fewer than 200 measured departures—121123
10:00Fewer than 200 measured departures—9293
11:00Fewer than 200 measured departures—2829
12:00Fewer than 200 measured departures—107109
13:00Fewer than 200 measured departures—139140
14:00Fewer than 200 measured departures—129130
15:0064.8%19.7 min210211
16:00Fewer than 200 measured departures—165166
17:00Fewer than 200 measured departures—144146
18:00Fewer than 200 measured departures—4041
19:00Fewer than 200 measured departures—143144
20:00Fewer than 200 measured departures—6769
21:00No observations———
22:00No observations———
23:00No observations———

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Monday · 67.1% · 250 recorded · 249 measured · Source: the US BTS Tuesday · 78.5% · 221 recorded · 219 measured · Source: the US BTS Wednesday · 79.3% · 214 recorded · 212 measured · Source: the US BTS Thursday · 65.9% · 250 recorded · 249 measured · Source: the US BTS Friday · 69.7% · 258 recorded · 257 measured · Source: the US BTS Saturday · 78.6% · 225 recorded · 220 measured · Source: the US BTS Sunday · 68.5% · 309 recorded · 302 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Monday · 19.3 min · 250 recorded · 249 measured · Source: the US BTS Tuesday · 9.9 min · 221 recorded · 219 measured · Source: the US BTS Wednesday · 10.8 min · 214 recorded · 212 measured · Source: the US BTS Thursday · 17.9 min · 250 recorded · 249 measured · Source: the US BTS Friday · 18.1 min · 258 recorded · 257 measured · Source: the US BTS Saturday · 12.9 min · 225 recorded · 220 measured · Source: the US BTS Sunday · 20.1 min · 309 recorded · 302 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 250 · 250 recorded · 249 measured · Source: the US BTS Tuesday · 221 · 221 recorded · 219 measured · Source: the US BTS Wednesday · 214 · 214 recorded · 212 measured · Source: the US BTS Thursday · 250 · 250 recorded · 249 measured · Source: the US BTS Friday · 258 · 258 recorded · 257 measured · Source: the US BTS Saturday · 225 · 225 recorded · 220 measured · Source: the US BTS Sunday · 309 · 309 recorded · 302 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday67.1%19.3 min249250
Tuesday78.5%9.9 min219221
Wednesday79.3%10.8 min212214
Thursday65.9%17.9 min249250
Friday69.7%18.1 min257258
Saturday78.6%12.9 min220225
Sunday68.5%20.1 min302309

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 139 · 139 recorded · 134 measured · Source: the US BTS Feb · 112 · 112 recorded · 111 measured · Source: the US BTS Mar · 164 · 164 recorded · 164 measured · Source: the US BTS Apr · 162 · 162 recorded · 160 measured · Source: the US BTS May · 166 · 166 recorded · 161 measured · Source: the US BTS Jun · 178 · 178 recorded · 177 measured · Source: the US BTS Jul · 185 · 185 recorded · 182 measured · Source: the US BTS Aug · 66 · 66 recorded · 66 measured · Source: the US BTS Sep · 60 · 60 recorded · 60 measured · Source: the US BTS Oct · 158 · 158 recorded · 157 measured · Source: the US BTS Nov · 166 · 166 recorded · 165 measured · Source: the US BTS Dec · 171 · 171 recorded · 171 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
JanFewer than 200 measured departures—134139
FebFewer than 200 measured departures—111112
MarFewer than 200 measured departures—164164
AprFewer than 200 measured departures—160162
MayFewer than 200 measured departures—161166
JunFewer than 200 measured departures—177178
JulFewer than 200 measured departures—182185
AugFewer than 200 measured departures—6666
SepFewer than 200 measured departures—6060
OctFewer than 200 measured departures—157158
NovFewer than 200 measured departures—165166
DecFewer than 200 measured departures—171171

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 time 71.2% 1,230
  • Delayed >15 min 27.7% 478
  • Cancelled 1.1% 19
  • Missing departure time 0.0% 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 on this route

16
16 of 16
Flight numbersBy direction DeparturesOn time
WN417 DAL → CMH 83 83.1%
WN1994 CMH → DAL 64 74.6%
WN3273 CMH → DAL 63 81.0%
WN2179 DAL → CMH 60 56.7%
WN4525 DAL → CMH 58 87.9%
WN4575 DAL → CMH 50 57.1%
WN2022 CMH → DAL 49 97.9%
WN4324 CMH → DAL 42 95.2%
WN596 DAL → CMH 42 76.2%
WN1184 CMH → DAL 41 51.2%
WN1402 CMH → DAL 40 59.0%
WN3437 CMH → DAL 40 53.9%
WN1681 DAL → CMH 35 85.7%
WN3086 CMH → DAL 33 90.9%
WN1198 DAL → CMH 31 90.0%
WN236 DAL → CMH 31 87.1%

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.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
July 2026 112 +60.0% 3 60.7%
June 2026 108 +56.5% 0 62.0%
May 2026 92 +33.3% 4 76.1%
April 2026 94 +42.4% 0 76.6%
March 2026 94 +34.3% 0 63.8%
February 2026 55 −1.8% 1 65.5%
January 2026 69 +6.2% 5 78.3%
December 2025 99 +37.5% 0 81.8%
November 2025 97 +42.6% 1 75.3%
October 2025 111 +141.3% 1 87.4%
September 2025 60 0 76.7%
August 2025 66 0 86.4%
July 2025 70 0 54.3%
June 2025 69 1 53.6%
May 2025 69 1 62.3%
April 2025 66 2 69.7%
March 2025 70 0 67.1%
February 2025 56 0 87.5%
January 2025 65 0 75.4%
December 2024 72 0 72.2%
November 2024 68 0 76.5%
October 2024 46 0 78.3%

How to read this chart

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