Route Reliability
Phoenix → BIL
PHX–BIL · 873 miles · Phoenix Sky Harbor International Airport to BIL Airport
94
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 2 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 86% of the time across 110 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 85% and 85% across the day.
Sunday scaries are real for this one.
PHX–BIL flights arrived on time 100% of the time on Mondays and just 69% on Sundays. That gap is worth planning around.
It basically never cancels.
Out of 110 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon100%(16 flights)
- Tue87%(15 flights)
- Wed93%(15 flights)
- Thu88%(16 flights)
- Fri75%(16 flights)
- Sat88%(16 flights)
- Sun69%(16 flights)
- 12–3 PM—(2 flights)
- 6–9 PM85%(74 flights)
- 9 PM–12 AM85%(34 flights)
81%
Mar
Dec 100% → Mar 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 100% | 14 |
| January 2026 | 71% | 31 |
| February 2026 | 96% | 28 |
| March 2026 | 81% | 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.