Airport reliability
Phoenix (AZA) on-time performance
How reliably flights leave Phoenix, AZ (AZA) and reach their destinations, by airline, departure hour and month, September 2025 to August 2026.
Phoenix, AZ6,302 departures in 12 months
- Departures on time
- 80.6% U.S. average 75.6%
- Cancelled
- 0.3% U.S. average 1.9%
- 60+ minutes late
- 5.5% U.S. average 8.1%
- Scheduled departures
- 6,302 12 months
What this means
AZA departures beat the U.S. average.
- 80.6% of the 6,302 scheduled departures from Phoenix (AZA) arrived at their destination on time, 5.0 points higher than the U.S. average of 75.6%.
- 0.3% of departures were cancelled (U.S. average 1.9%), and 5.5% arrived an hour or more late.
- Flights arriving at AZA were on time 75.5% of the time.
- Over the last 3 years, February was the most reliable month for departures from AZA (88.0% on time) and July the least reliable (78.7%).
- Flights scheduled to depart 6 am to 7 am were the most punctual (94.5% on time); flights scheduled to depart 6 pm to 7 pm were the least (66.5%).
Airlines at AZA
Ranked by on-time arrival
| Airline | On time | Cancelled | 60+ min late | Avg delay when late | Departures |
|---|---|---|---|---|---|
| Allegiant Air | 80.6% | 0.3% | 5.5% | 70 min | 6,302 |
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On-time rate by departure hour
Share of scheduled flights on time AZA average 80.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| Departing before 6 am | Insufficient sample | 8 |
| Departing 6 am to 7 am | 94.5% | 495 |
| Departing 7 am to 8 am | 91.2% | 891 |
| Departing 8 am to 9 am | 88.4% | 717 |
| Departing 9 am to 10 am | 84.4% | 456 |
| Departing 10 am to 11 am | 88.6% | 317 |
| Departing 11 am to noon | 85.1% | 315 |
| Departing noon to 1 pm | 83.6% | 213 |
| Departing 1 pm to 2 pm | 76.1% | 230 |
| Departing 2 pm to 3 pm | 70.9% | 522 |
| Departing 3 pm to 4 pm | 72.7% | 857 |
| Departing 4 pm to 5 pm | 68.3% | 552 |
| Departing 5 pm to 6 pm | 69.9% | 239 |
| Departing 6 pm to 7 pm | 66.5% | 188 |
| Departing 7 pm to 8 pm | 72.0% | 118 |
| Departing 8 pm to 9 pm | 69.4% | 111 |
| Departing 9 pm to 10 pm | 65.6% | 61 |
| Departing 10 pm to 11 pm | Insufficient sample | 12 |
Best and worst months at AZA
Share of scheduled flights on time 12-month average 80.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| January | 82.1% | 1,588 |
| February | 88.0% | 1,553 |
| March | 81.6% | 2,235 |
| April | 85.1% | 1,607 |
| May | 85.1% | 1,446 |
| June | 81.7% | 1,544 |
| July | 78.7% | 1,614 |
| August | 82.8% | 1,176 |
| September | 88.0% | 931 |
| October | 85.3% | 1,510 |
| November | 84.0% | 1,504 |
| December | 79.9% | 1,763 |
Month by month, last 12 months
Share of scheduled flights on time U.S. average 75.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| Sep 2025 | 89.5% | 313 |
| Oct 2025 | 83.6% | 532 |
| Nov 2025 | 82.1% | 547 |
| Dec 2025 | 79.7% | 629 |
| Jan 2026 | 82.4% | 524 |
| Feb 2026 | 86.8% | 530 |
| Mar 2026 | 76.1% | 784 |
| Apr 2026 | 77.2% | 543 |
| May 2026 | 75.8% | 480 |
| Jun 2026 | 81.1% | 503 |
| Jul 2026 | 76.9% | 524 |
| Aug 2026 | 82.4% | 393 |
Busiest routes from AZA
| To | On time | Cancelled | Airlines | Flights |
|---|---|---|---|---|
| Provo (PVU) | 79.2% | 0.4% | 1 | 708 |
| Fargo (FAR) | 87.9% | 0.0% | 1 | 372 |
| Sioux Falls (FSD) | 82.4% | 0.5% | 1 | 370 |
| Appleton (ATW) | 76.5% | 0.4% | 1 | 260 |
| Bismarck/Mandan (BIS) | 81.8% | 0.4% | 1 | 242 |
| Idaho Falls (IDA) | 83.0% | 0.5% | 1 | 218 |
| Peoria (PIA) | 85.2% | 0.0% | 1 | 216 |
| Grand Rapids (GRR) | 76.9% | 0.0% | 1 | 208 |
| Rapid City (RAP) | 81.9% | 0.0% | 1 | 199 |
| Cedar Rapids/Iowa City (CID) | 76.0% | 1.6% | 1 | 192 |
| Rockford (RFD) | 77.2% | 0.0% | 1 | 184 |
| Springfield (SGF) | 79.2% | 0.0% | 1 | 183 |
| Billings (BIL) | 84.0% | 0.0% | 1 | 181 |
| Des Moines (DSM) | 71.5% | 1.1% | 1 | 179 |
| Minot (MOT) | 86.3% | 0.0% | 1 | 153 |
| Bozeman (BZN) | 76.5% | 0.0% | 1 | 149 |
| South Bend (SBN) | 80.3% | 0.0% | 1 | 147 |
| Bellingham (BLI) | 81.8% | 0.0% | 1 | 143 |
| Missoula (MSO) | 82.9% | 0.0% | 1 | 140 |
| Grand Island (GRI) | 74.3% | 0.0% | 1 | 136 |
Sources & data dates
- Source
- U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
- Period
- September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
- Data through
- August 2026
- Processed
- 2026-11-03
- Scope
- Scheduled nonstop domestic departures from Phoenix, AZ (AZA) by airlines that report to the DOT.
- Method
- Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.