Route
PHX → BIL
Phoenix Sky Harbor International Airport Billings Logan International Airport
873 miles
Return route BIL → PHX →
How punctual is this route?
- On-time arrivals
- 85.5%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 56 min
- Flights arriving 15+ minutes late
- Flights tracked
- 110
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 44%
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 15%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Dec 2025
Apr 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| December 2025 | 100.0% | 14 |
| January 2026 | 71.0% | 31 |
| February 2026 | 96.4% | 28 |
| March 2026 | 80.6% | 31 |
| April 2026 | 100.0% | 6 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Envoy Air | 110 | 85.5% | 0.0% | 56 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
MQ3727
15% late · 110 flights
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