Route Reliability
BIL → Phoenix
BIL–PHX · 873 miles · BIL Airport to Phoenix Sky Harbor International Airport
99
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 15 min early
- Average arrival delay
- 0%
- Cancelled
- 110
- Flights in the data
Data through May 2026.
American Airlines is the only airline in this data on this route, arriving on time 91% of the time across 110 flights. No comparison to make.
What the data says
Thursdays have been rough.
BIL–PHX flights arrived on time 100% of the time on Wednesdays and just 80% on Thursdays. That gap is worth planning around.
It basically never cancels.
Out of 110 scheduled flights, only 0.0% were cancelled.
Flights on this route
The breakdown
- Mon94%(16 flights)
- Tue88%(16 flights)
- Wed100%(15 flights)
- Thu80%(15 flights)
- Fri88%(16 flights)
- Sat94%(16 flights)
- Sun94%(16 flights)
90%
Mar
Dec 77% → Mar 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 77% | 13 |
| January 2026 | 97% | 31 |
| February 2026 | 89% | 28 |
| March 2026 | 90% | 31 |
Keep nerding
Based on 110 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.