Billings (BIL) to Phoenix (PHX): On-Time Performance
Data through May 2026
Billings (BIL) to Phoenix (PHX) is a thinner route than most in this dataset — 110 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 91% arrived on time, comfortably above the national average of 78%.
- On-time
- 91%
- arrived <15 min late
- Avg delay
- 9 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 0.30
- last 12 months
- Duration
- 2h 43m
- scheduled
- Distance
- 873 mi
Monthly on-time trend
Best time to fly from BIL to PHX
Departure time makes little difference on this route — on-time rates stay within a few points across the day.
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 89% | 16 min |
| Tuesday | 87% | 4 min |
| Wednesdaybest | 97% | 2 min |
| Thursday | 92% | 4 min |
| Friday | 89% | 12 min |
| Saturday | 89% | 20 min |
| Sunday | 95% | 3 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Airline operations48%
- National airspace system28%
- Weather24%
Frequently asked questions
- How often are flights from BIL to PHX delayed?
- 9% of BIL–PHX 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 9 minutes.
- What is the best time of day to fly from BIL to PHX?
- Departures around 5 a.m. have the best record (91% on-time), while departures around 6 a.m. have the worst (91%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BIL to PHX?
- The scheduled BIL–PHX flight time averages 2h 43m over 873 miles. Actual arrival times vary — flights on this route land 15+ minutes late 9% of the time.
- How often are BIL to PHX flights cancelled?
- 0.4% 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 BIL to PHX?
- Wednesday flights have the best record at 97% on-time. Day-of-week differences on this route are meaningful — Tuesday trails at 87%.
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Based on 257 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.