Phoenix (PHX) to Atlanta (ATL): On-Time Performance
Data through July 2026
Phoenix (PHX) to Atlanta (ATL) effectively runs on two schedules. In November 2024, 89% of arrivals were on time; in July 2026 that fell to 66% — a 23-point seasonal swing. Across the full period the route averages 82% on-time against a national 78%.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 10
- last 12 months
- Duration
- 3h 37m
- scheduled
- Distance
- 1,587 mi
Best airline from PHX to ATL
4 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 86% | 13 min | 1.1% | 4,716 |
| Southwest Airlines | 79% | 11 min | 0.2% | 1,289 |
| American Airlines | 74% | 20 min | 0.6% | 1,366 |
| Frontier Airlines | 71% | 21 min | 1.6% | 384 |
Monthly on-time trend
Best time to fly from PHX to ATL
Aim for departures around 6 a.m. (93% on-time); avoid 6 p.m. departures (60%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 84% | 15 min |
| Tuesdaybest | 85% | 10 min |
| Wednesdaybest | 85% | 12 min |
| Thursday | 82% | 12 min |
| Friday | 81% | 16 min |
| Saturday | 81% | 18 min |
| Sunday | 79% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft37%
- Airline operations49%
- National airspace system12%
- Weather1%
Frequently asked questions
- How often are flights from PHX to ATL delayed?
- 18% of PHX–ATL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 14 minutes.
- Which airline is most reliable from PHX to ATL?
- Delta Air Lines has the best on-time record on this route at 86%, based on 4,716 flights. 4 airlines flew PHX–ATL frequently enough to compare in this period.
- What is the best time of day to fly from PHX to ATL?
- Departures around 6 a.m. have the best record (93% on-time), while departures around 6 p.m. have the worst (60%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHX to ATL?
- The scheduled PHX–ATL flight time averages 3h 37m over 1,587 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are PHX to ATL flights cancelled?
- 0.9% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from PHX to ATL?
- July 2026 was the roughest month in this dataset, with only 66% of arrivals on time. The best was November 2024 at 89%. If your dates are flexible, that 23-point gap is worth planning around.
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Based on 7,755 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.