Best Time to Fly ORD to JAC: On-Time Stats by Hour & Airline
Chicago O'Hare International → Jackson Hole
Data through July 2026 · Last updated October 18, 2026
819 flights were scheduled from Chicago (ORD) to Jackson (JAC) in the last 12 months, and 69.6% of those that flew arrived on time, 8.0 points below the US average of 77.6%.
Among 2 airlines, United Airlines led with 70.2% on time and American Airlines was last with 69.0%.
Over 24 months, Tuesday was the most reliable day (78% on time) and December the worst month (60%).
The cancellation rate was 1.2% (US average 1.8%).
ORD to JAC on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| United Airlines | 70.2% | 54 min | 1.4% | 421 |
| American Airlines | 69.0% | 121 min | 1.0% | 398 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ORD to JAC
On-time arrival % by scheduled departure hour (local time), 1,579 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 80.0% | 0.8% | 126 |
| 9am–10am | 74.6% | 0.4% | 756 |
| 10am–11am | 73.8% | 0.0% | 172 |
| 11am–12pm | Limited data | 1 | |
| 1pm–2pm | 71.4% | 0.4% | 250 |
| 3pm–4pm | Limited data | 28 | |
| 4pm–5pm | 63.6% | 2.0% | 246 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ORD to JAC
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Christmas & New Year (Dec 20 - Jan 3) | 64.3% | -10.2 pts | 0.0% | 58 |
| Summer peak (Jun 15 - Aug 15) | 70.5% | -3.9 pts | 1.0% | 489 |
| All other days | 74.5% | — | 0.5% | 1,032 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).