SAN to PHX flight delays & on-time performance
Nonstop flights from San Diego International Airport to Phoenix Sky Harbor International Airport · 304 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
74%
arrived < 15 min late
Cancelled
1.6%
93 flights
Avg arrival delay
19 min
68 min when late
Airlines
5
5,976 flights tracked
Key facts
- Flights from San Diego (SAN) to Phoenix (PHX) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.6% were cancelled, and 8% arrived an hour or more late.
- American Airlines was the most punctual airline here (80% on time); SkyWest Airlines was the least (66%).
- Departures scheduled around 6am did best (91% on time); around 5pm did worst (57%).
- Saturday was the most reliable day to fly (84% on time) and Friday the least (67%).
- The largest source of delay minutes was late-arriving aircraft (58%).
Which airline is most on time from SAN 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 | 80% | 0.8% | 25 min | 8.2% | 1,667 |
| Alaska Airlines | 78% | 1.8% | 12 min | 4.7% | 217 |
| Southwest Airlines | 73% | 1.4% | 15 min | 6.9% | 3,197 |
| Frontier Airlines | 70% | 0.8% | 24 min | 10.4% | 388 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 66% | 5.3% | 20 min | 10.0% | 507 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am91%644 flights
- 7am83%201 flights
- 8am85%379 flights
- 9am85%469 flights
- 10am80%338 flights
- 11am77%248 flights
- 12pm72%361 flights
- 1pm73%445 flights
- 2pm69%306 flights
- 3pm68%232 flights
- 4pm67%753 flights
- 5pm57%297 flights
- 6pm61%270 flights
- 7pm69%470 flights
- 8pm71%267 flights
- 9pm68%263 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday72%0.9% cancelled
- Tuesday81%0.7% cancelled
- Wednesday82%1.5% cancelled
- Thursday68%2.2% cancelled
- Friday67%2.7% cancelled
- Saturday84%0.9% cancelled
- Sunday71%1.8% 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 aircraft58%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion12%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather44%
- Air traffic control & airport congestion35%
- Airline (crew, maintenance, cleaning, fueling)20%
- Security0%
SAN to PHX: common questions
- How often are SAN to PHX flights on time?
- 74% 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 San Diego to Phoenix cancelled?
- 1.6% of scheduled flights were cancelled (93 of 5,976).
- How long are typical delays?
- Across all flights the average arrival delay was 19 min (early arrivals count as zero). Flights that were late arrived 68 min behind schedule on average, and 7.6% of flights were an hour or more late.
- How long is taxi time at SAN?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PHX to SAN — 72% on time
More flights from San Diego
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAN → PHX, nonstop flights by US airlines that report to the DOT. How we calculate this.