Best Time to Fly DEN to EUG: On-Time Stats by Hour & Airline
Denver International → Mahlon Sweet Field
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 73.4% of Denver (DEN) to Eugene (EUG) flights arrived on time (1,268 scheduled flights). That is 4.3 points below the national average of 77.6%.
Among 3 airlines, SkyWest Airlines led with 95.3% on time and Southwest Airlines was last with 71.7%.
Over 24 months, Tuesday was the most reliable day (78% on time) and June the worst month (58%).
The cancellation rate was 0.2% (US average 1.8%).
DEN to EUG 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 |
|---|---|---|---|---|
| SkyWest Airlines | 95.3% | 69 min | 0.0% | 85 |
| United Airlines | 71.8% | 50 min | 0.1% | 728 |
| Southwest Airlines | 71.7% | 54 min | 0.4% | 455 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DEN to EUG
On-time arrival % by scheduled departure hour (local time), 2,171 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 88.5% | 0.0% | 52 |
| 8am–9am | 87.4% | 0.0% | 87 |
| 9am–10am | Limited data | 22 | |
| 10am–11am | Limited data | 28 | |
| 11am–12pm | 76.2% | 0.1% | 754 |
| 12pm–1pm | 82.9% | 0.0% | 76 |
| 1pm–2pm | 92.5% | 0.0% | 201 |
| 2pm–3pm | Limited data | 13 | |
| 3pm–4pm | 53.1% | 3.0% | 33 |
| 6pm–7pm | Limited data | 1 | |
| 7pm–8pm | 72.4% | 0.0% | 711 |
| 8pm–9pm | 45.5% | 0.0% | 123 |
| 9pm–10pm | 42.0% | 1.4% | 70 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DEN to EUG
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) | 78.1% | +1.2 pts | 0.0% | 32 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.3% | +0.4 pts | 0.0% | 75 |
| Summer peak (Jun 15 - Aug 15) | 64.9% | -12.0 pts | 0.4% | 478 |
| All other days | 77.0% | — | 0.1% | 1,586 |
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).