Route
CMH → DCA
John Glenn Columbus International Airport Ronald Reagan Washington National Airport
How punctual is this route?
- On-time arrivals
- 69.2%
- Less than 15 minutes late
- Cancelled
- 3.8%
- Of scheduled flights
- Average delay when late
- 75 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,051
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 43%
- Late-arriving aircraft 34%
- Airline (crew, maintenance, cleaning) 20%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 81.9% | 171 |
| October 2025 | 83.2% | 173 |
| November 2025 | 57.5% | 166 |
| December 2025 | 53.5% | 149 |
| January 2026 | 62.1% | 168 |
| February 2026 | 57.7% | 163 |
| March 2026 | 65.3% | 182 |
| April 2026 | 74.6% | 169 |
| May 2026 | 72.7% | 178 |
| June 2026 | 76.8% | 176 |
| July 2026 | 67.1% | 176 |
| August 2026 | 72.8% | 180 |
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 |
|---|---|---|---|---|
| Republic Airways | 990 | 67.3% | 3.8% | 64 min |
| OH | 453 | 70.6% | 7.5% | 112 min |
| Southwest Airlines | 350 | 57.9% | 1.1% | 71 min |
| Envoy Air | 258 | 88.7% | 0.8% | 60 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
YX4700
34% late · 194 flights
-
MQ4035
12% late · 187 flights
-
OH5559
38% late · 135 flights
-
YX4741
68% late · 76 flights
-
YX4405
40% late · 72 flights
-
YX4402
36% late · 65 flights
-
MQ3861
10% late · 62 flights
-
YX4398
22% late · 60 flights
-
YX4669
26% late · 60 flights
-
WN1108
51% late · 53 flights
-
YX4627
21% late · 47 flights
-
YX4421
57% late · 46 flights
-
OH5135
25% late · 45 flights
-
YX4342
23% late · 44 flights
-
WN1185
30% late · 43 flights
-
WN1403
52% late · 42 flights
-
OH5179
35% late · 40 flights
-
YX4727
26% late · 40 flights
-
YX4418
5% late · 38 flights
-
YX4706
44% late · 37 flights
-
WN2001
54% late · 35 flights
-
YX4439
3% late · 30 flights
-
OH5051
23% late · 29 flights
-
OH5422
29% late · 28 flights
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