Route
DAL → CMH
Dallas Love Field John Glenn Columbus International Airport
How punctual is this route?
- On-time arrivals
- 68.6%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 553
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 32%
- Air traffic control & airport 10%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.3% | 30 |
| October 2025 | 83.9% | 56 |
| November 2025 | 79.6% | 49 |
| December 2025 | 75.5% | 49 |
| January 2026 | 66.7% | 38 |
| February 2026 | 66.7% | 28 |
| March 2026 | 58.7% | 47 |
| April 2026 | 72.3% | 47 |
| May 2026 | 71.7% | 48 |
| June 2026 | 57.4% | 54 |
| July 2026 | 60.7% | 58 |
| August 2026 | 51.0% | 49 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 553 | 68.6% | 1.3% | 61 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN4575
39% late · 50 flights
-
WN596
26% late · 42 flights
-
WN1681
17% late · 35 flights
-
WN1198
22% late · 33 flights
-
WN236
19% late · 31 flights
-
WN4525
16% late · 31 flights
-
WN1289
70% late · 27 flights
-
WN4386
19% late · 27 flights
-
WN2106
20% late · 25 flights
-
WN1501
8% late · 24 flights
-
WN1502
54% late · 24 flights
-
WN2248
45% late · 23 flights
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