Route
ORD → JAX
Chicago O'Hare International Airport Jacksonville International Airport
How punctual is this route?
- On-time arrivals
- 73.2%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 81 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,172
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Airline (crew, maintenance, cleaning) 23%
- Air traffic control & airport 18%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.7% | 146 |
| October 2025 | 73.4% | 173 |
| November 2025 | 79.1% | 166 |
| December 2025 | 71.9% | 167 |
| January 2026 | 67.3% | 159 |
| February 2026 | 78.7% | 150 |
| March 2026 | 70.6% | 200 |
| April 2026 | 83.5% | 179 |
| May 2026 | 76.9% | 210 |
| June 2026 | 70.1% | 203 |
| July 2026 | 73.3% | 208 |
| August 2026 | 59.7% | 211 |
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 |
|---|---|---|---|---|
| United Airlines | 895 | 75.0% | 0.4% | 86 min |
| American Airlines | 433 | 63.8% | 2.8% | 99 min |
| Republic Airways | 365 | 80.7% | 1.9% | 63 min |
| Envoy Air | 260 | 73.0% | 0.4% | 58 min |
| SkyWest Airlines | 218 | 71.1% | 1.8% | 68 min |
| OH | 1 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2443
34% late · 261 flights
-
UA2427
18% late · 82 flights
-
OO5807
29% late · 81 flights
-
AA2096
44% late · 76 flights
-
AA3317
35% late · 76 flights
-
MQ3486
33% late · 68 flights
-
UA380
26% late · 68 flights
-
UA1733
18% late · 67 flights
-
AA2835
37% late · 60 flights
-
YX4740
10% late · 58 flights
-
MQ3350
34% late · 53 flights
-
MQ3986
22% late · 49 flights
-
OO4672
19% late · 47 flights
-
YX4377
24% late · 46 flights
-
UA617
29% late · 45 flights
-
YX4431
22% late · 45 flights
-
MQ3679
11% late · 44 flights
-
UA1938
5% late · 44 flights
-
YX4473
24% late · 44 flights
-
YX4798
11% late · 44 flights
-
OO5992
29% late · 35 flights
-
AA3273
24% late · 33 flights
-
UA1581
10% late · 32 flights
-
UA2017
19% late · 32 flights
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