BIL to AZA flight delays & on-time performance
Nonstop flights from Billings Logan International Airport to Mesa Gateway Airport · 878 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BIL or AZA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Billings (BIL) to Phoenix (AZA) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.6% were cancelled, and 7% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 12pm did best (87% on time); around 5pm did worst (70%).
- Wednesday was the most reliable day to fly (97% on time) and Sunday the least (63%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (50%).
Which airline is most on time from BIL to AZA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Allegiant Air | 81% | 0.6% | 20 min | 6.8% | 178 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am80%10 flights
- 12pm87%23 flights
- 2pm79%34 flights
- 3pm86%21 flights
- 4pm91%11 flights
- 5pm70%31 flights
- 6pm74%23 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday78%0.0% cancelled
- Tuesday77%0.0% cancelled
- Wednesday97%0.0% cancelled
- Thursday78%5.3% cancelled
- Friday86%0.0% cancelled
- Saturday72%0.0% cancelled
- Sunday63%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)50%
- Late-arriving aircraft36%
- Extreme weather7%
- Air traffic control & airport congestion7%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
BIL to AZA: common questions
- How often are BIL to AZA flights on time?
- 81% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Billings to Phoenix cancelled?
- 0.6% of scheduled flights were cancelled (1 of 178).
- How long are typical delays?
- Across all flights the average arrival delay was 20 min (early arrivals count as zero). Flights that were late arrived 98 min behind schedule on average, and 6.8% of flights were an hour or more late.
- How long is taxi time at BIL?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: AZA to BIL — 86% on time
More flights from Billings
More flights to Phoenix
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BIL → AZA, nonstop flights by US airlines that report to the DOT. How we calculate this.