Best Time to Fly MFR to PHX: On-Time Stats by Hour & Airline
Rogue Valley International - Medford → Phoenix Sky Harbor International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 85.4% of Medford (MFR) to Phoenix (PHX) flights arrived on time (753 scheduled flights). That is 7.8 points above the national average of 77.6%.
Among 2 airlines, Envoy Air led with 86.4% on time and SkyWest Airlines was last with 85.0%.
Over 24 months, Thursday was the most reliable day (92% on time) and November the worst month (79%).
The cancellation rate was 0.7% (US average 1.8%).
MFR 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 | 86.4% | 67 min | 1.3% | 238 |
| SkyWest Airlines | 85.0% | 101 min | 0.4% | 515 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MFR to PHX
On-time arrival % by scheduled departure hour (local time), 1,469 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 90.4% | 1.0% | 725 |
| 6am–7am | Limited data | 4 | |
| 7am–8am | Limited data | 4 | |
| 8am–9am | Limited data | 9 | |
| 1pm–2pm | 80.3% | 0.0% | 173 |
| 2pm–3pm | 83.4% | 0.2% | 452 |
| 3pm–4pm | 92.0% | 1.3% | 76 |
| 5pm–6pm | Limited data | 6 | |
| 6pm–7pm | Limited data | 17 | |
| 8pm–9pm | Limited data | 3 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MFR 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) | 80.6% | -6.6 pts | 10.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.6% | -8.6 pts | 0.0% | 56 |
| Summer peak (Jun 15 - Aug 15) | 87.3% | +0.2 pts | 0.4% | 246 |
| All other days | 87.2% | — | 0.5% | 1,127 |
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).