Best Time to Fly CID to PHX: On-Time Stats by Hour & Airline
The Eastern Iowa → Phoenix Sky Harbor International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 82.9% of Cedar Rapids/Iowa City (CID) to Phoenix (PHX) flights arrived on time (771 scheduled flights). That is 5.2 points above the national average of 77.6%.
Envoy Air was the most punctual of the 3 airlines on the route at 89.2%, while American Airlines trailed at 74.7%.
September has been the best month (96% on time) and Sunday the weakest day of the week (78%).
1.3% of flights were cancelled, versus 1.8% nationally.
CID 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 |
|---|---|---|---|---|
| Envoy Air | 89.2% | 60 min | 0.7% | 289 |
| SkyWest Airlines | 79.8% | 144 min | 1.7% | 410 |
| American Airlines | 74.7% | 61 min | 1.4% | 72 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CID to PHX
On-time arrival % by scheduled departure hour (local time), 1,493 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 2 | |
| 6am–7am | Limited data | 4 | |
| 7am–8am | 84.9% | 1.9% | 582 |
| 8am–9am | 93.2% | 0.7% | 135 |
| 2pm–3pm | 80.3% | 0.7% | 711 |
| 5pm–6pm | 80.7% | 0.0% | 31 |
| 6pm–7pm | Limited data | 27 | |
| 9pm–10pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CID 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) | 60.0% | -23.6 pts | 3.2% | 31 |
| Christmas & New Year (Dec 20 - Jan 3) | 74.5% | -9.0 pts | 12.5% | 64 |
| Summer peak (Jun 15 - Aug 15) | 84.2% | +0.6 pts | 0.0% | 247 |
| All other days | 83.6% | — | 0.9% | 1,151 |
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).