Phoenix (AZA) to Billings (BIL): On-Time Performance
Data through May 2026
Phoenix (AZA) to Billings (BIL) is a thinner route than most in this dataset — 174 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 84% arrived on time, comfortably above the national average of 78%.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 0.48
- last 12 months
- Duration
- 2h 21m
- scheduled
- Distance
- 878 mi
Monthly on-time trend
Best time to fly from AZA to BIL
Aim for departures around 9 a.m. (91% on-time); avoid 1 p.m. departures (74%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 89% | 6 min |
| Tuesdaybest | 90% | 7 min |
| Wednesday | 86% | 5 min |
| Thursday | 54% | 38 min |
| Friday | 85% | 9 min |
| Saturday | 88% | 7 min |
| Sunday | 83% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft40%
- Airline operations38%
- National airspace system11%
- Weather11%
- Security1%
Frequently asked questions
- How often are flights from AZA to BIL delayed?
- 17% of AZA–BIL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 10 minutes.
- What is the best time of day to fly from AZA to BIL?
- Departures around 9 a.m. have the best record (91% on-time), while departures around 1 p.m. have the worst (74%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from AZA to BIL?
- The scheduled AZA–BIL flight time averages 2h 21m over 878 miles. Actual arrival times vary — flights on this route land 15+ minutes late 17% of the time.
- How often are AZA to BIL flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What day of the week is most reliable for AZA to BIL?
- Monday flights have the best record at 89% on-time. Day-of-week differences on this route are meaningful — Thursday trails at 54%.
Explore related pages
More routes from AZA
Based on 384 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.