RDU to PHX flight delays & on-time performance
Nonstop flights from Raleigh-Durham International Airport to Phoenix Sky Harbor International Airport · 1,891 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at RDU or PHX right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Raleigh/Durham (RDU) to Phoenix (PHX) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.1% were cancelled, and 5% arrived an hour or more late.
- American Airlines was the most punctual airline here (86% on time); Southwest Airlines was the least (73%).
- Departures scheduled around 6am did best (95% on time); around 1pm did worst (73%).
- Monday was the most reliable day to fly (89% on time) and Saturday the least (78%).
- The largest source of delay minutes was late-arriving aircraft (55%).
Which airline is most on time from RDU 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 | 86% | 1.0% | 13 min | 5.3% | 513 |
| Southwest Airlines | 73% | 1.2% | 12 min | 3.5% | 321 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am83%18 flights
- 6am95%133 flights
- 7am89%298 flights
- 10am77%31 flights
- 12pm85%13 flights
- 1pm73%93 flights
- 2pm29%22 flights
- 3pm92%12 flights
- 4pm83%12 flights
- 5pm74%168 flights
- 6pm14%14 flights
- 7pm83%12 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday89%1.6% cancelled
- Tuesday80%1.0% cancelled
- Wednesday79%0.0% cancelled
- Thursday81%0.8% cancelled
- Friday82%0.0% cancelled
- Saturday78%0.8% cancelled
- Sunday80%3.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft55%
- Airline (crew, maintenance, cleaning, fueling)31%
- Air traffic control & airport congestion12%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather89%
- Airline (crew, maintenance, cleaning, fueling)11%
- Air traffic control & airport congestion0%
- Security0%
RDU to PHX: common questions
- How often are RDU to PHX 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 Raleigh/Durham to Phoenix cancelled?
- 1.1% of scheduled flights were cancelled (9 of 834).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 60 min behind schedule on average, and 4.6% of flights were an hour or more late.
- How long is taxi time at RDU?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PHX to RDU — 72% on time
More flights from Raleigh/Durham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: RDU → PHX, nonstop flights by US airlines that report to the DOT. How we calculate this.