Flight Reliability
UA 5905 · United Airlines
Chicago → Montrose (ORD–MTJ)98% of its flights flew this route. The rest (ORD–GSO, CMH–ORD) are included in these numbers.
- 67%
- Arrive within 15 minutes
- 18 min
- Average arrival delay
- 3.1%
- Cancelled
- 0 min
- Median arrival delay
Based on 128 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
UA 5905 departing between 6–9 AM arrived on time 71% of the time, versus 63% between 9 AM–12 PM.
Friday is doing you no favors.
UA 5905 arrived on time 85% of the time on Thursdays and just 46% on Fridays. That gap is worth planning around.
Lagging the United Airlines network.
UA 5905 arrived on time 67% of the time, versus 79% across the United Airlines network.
Keep a backup plan handy.
UA 5905 was cancelled 3.1% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon70%(10 flights)
- Tue—(9 flights)
- Wed78%(32 flights)
- Thu85%(13 flights)
- Fri46%(13 flights)
- Sat62%(34 flights)
- Sun54%(13 flights)
- 6–9 AM71%(63 flights)
- 9 AM–12 PM63%(60 flights)
- 12–3 PM—(1 flights)
Jul 60% → Mar 69% on time
| Month | On-time percentage | Flights |
|---|---|---|
| July 2025 | 60% | 10 |
| December 2025 | 57% | 14 |
| January 2026 | 77% | 13 |
| February 2026 | 55% | 20 |
| March 2026 | 69% | 29 |
- Departures on time
- 76%
- Diverted
- 0%
- Flights flown
- 124
- Months covered
- 10
Keep nerding
Based on 128 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.