Route Reliability
Chicago → Montrose
ORD–MTJ · 1,081 miles · Chicago O'Hare International Airport to Montrose Regional Airport
65
Usually Fine
WanderNerd Reliability Score
- 68%
- Arrive within 15 minutes
- 17 min
- Average arrival delay
- 1.6%
- Cancelled
- 125
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 68% of the time across 125 flights. No comparison to make.
What the data says
The 6–9 AM departure wins.
ORD–MTJ flights 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.
ORD–MTJ flights arrived on time 85% of the time on Thursdays and just 46% on Fridays. That gap is worth planning around.
The breakdown
- Mon70%(10 flights)
- Tue—(9 flights)
- Wed78%(32 flights)
- Thu85%(13 flights)
- Fri46%(13 flights)
- Sat62%(34 flights)
- Sun58%(12 flights)
- 6–9 AM71%(63 flights)
- 9 AM–12 PM63%(60 flights)
69%
Mar
Dec 57% → Mar 69% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 57% | 14 |
| January 2026 | 77% | 13 |
| February 2026 | 55% | 20 |
| March 2026 | 69% | 29 |
Keep nerding
Based on 125 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.