ATL to PHX flight delays & on-time performance
Nonstop flights from Hartsfield Jackson Atlanta International Airport to Phoenix Sky Harbor International Airport · 1,587 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ATL or PHX right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Atlanta (ATL) to Phoenix (PHX) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.7% were cancelled, and 8% arrived an hour or more late.
- American Airlines was the most punctual airline here (78% on time); Frontier Airlines was the least (65%).
- Departures scheduled around 7am did best (89% on time); around 6pm did worst (57%).
- Saturday was the most reliable day to fly (79% on time) and Sunday the least (71%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (44%).
Which airline is most on time from ATL to PHX?
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 |
|---|---|---|---|---|---|
| American Airlines | 78% | 0.5% | 21 min | 9.7% | 614 |
| Delta Air Lines | 77% | 0.8% | 15 min | 6.9% | 2,292 |
| Southwest Airlines | 72% | 0.3% | 16 min | 8.0% | 602 |
| Frontier Airlines | 65% | 1.3% | 23 min | 10.0% | 224 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am88%104 flights
- 7am89%257 flights
- 8am83%549 flights
- 9am81%120 flights
- 10am69%186 flights
- 11am86%278 flights
- 12pm80%193 flights
- 1pm81%238 flights
- 3pm56%47 flights
- 4pm76%189 flights
- 5pm70%443 flights
- 6pm57%205 flights
- 7pm63%313 flights
- 8pm66%183 flights
- 9pm73%386 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday74%0.9% cancelled
- Tuesday79%0.4% cancelled
- Wednesday79%0.2% cancelled
- Thursday75%0.0% cancelled
- Friday73%0.5% cancelled
- Saturday79%0.4% cancelled
- Sunday71%2.5% 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)44%
- Late-arriving aircraft34%
- Air traffic control & airport congestion17%
- Extreme weather6%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather56%
- Airline (crew, maintenance, cleaning, fueling)41%
- Air traffic control & airport congestion4%
- Security0%
ATL to PHX: common questions
- How often are ATL to PHX flights on time?
- 76% 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 Atlanta to Phoenix cancelled?
- 0.7% of scheduled flights were cancelled (27 of 3,732).
- How long are typical delays?
- Across all flights the average arrival delay was 17 min (early arrivals count as zero). Flights that were late arrived 63 min behind schedule on average, and 7.7% of flights were an hour or more late.
- How long is taxi time at ATL?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PHX to ATL — 81% on time
More flights from Atlanta
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ATL → PHX, nonstop flights by US airlines that report to the DOT. How we calculate this.