Best Time to Fly DCA to PHX: On-Time Stats by Hour & Airline
Ronald Reagan Washington National → Phoenix Sky Harbor International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 82.7% of Washington (DCA) to Phoenix (PHX) flights arrived on time (1,086 scheduled flights). That is 5.1 points above the national average of 77.6%.
American Airlines was the only reporting airline with regular flights on this route.
March has been the best month (90% on time) and Friday the weakest day of the week (82%).
1.5% of flights were cancelled, versus 1.8% nationally.
DCA to PHX on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| American Airlines | 82.7% | 109 min | 1.5% | 1,086 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DCA to PHX
On-time arrival % by scheduled departure hour (local time), 2,173 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 90.4% | 0.7% | 730 |
| 9am–10am | Limited data | 1 | |
| 10am–11am | 86.2% | 1.2% | 666 |
| 11am–12pm | 85.2% | 0.0% | 62 |
| 4pm–5pm | 71.6% | 1.4% | 69 |
| 5pm–6pm | 78.6% | 1.8% | 616 |
| 6pm–7pm | Limited data | 29 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DCA to PHX
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 85.0% | -0.1 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 89.0% | +3.9 pts | 0.0% | 82 |
| Summer peak (Jun 15 - Aug 15) | 82.0% | -3.2 pts | 2.7% | 370 |
| All other days | 85.1% | — | 1.1% | 1,681 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).