Denver (DEN) to Eugene (EUG): On-Time Performance
Data through May 2026
When you fly DEN to EUG matters as much as anything else about the booking: the route swung from 95% on-time in October 2024 to just 63% in June 2024. Across the full period the route averages 75% on-time against a national 78%. Morning departures also hold up better than evening ones (79% vs 68%), which matters most in the rough months.
- On-time
- 75%
- arrived <15 min late
- Avg delay
- 15 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 3.5
- last 12 months
- Duration
- 2h 48m
- scheduled
- Distance
- 996 mi
Best airline from DEN to EUG
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 94% | 5 min | 0.0% | 177 |
| United Airlines | 75% | 15 min | 0.1% | 1,458 |
| Southwest Airlines | 69% | 17 min | 0.2% | 483 |
Monthly on-time trend
Best time to fly from DEN to EUG
Aim for departures around 1 p.m. (93% on-time); avoid 9 p.m. departures (46%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 14 min |
| Tuesdaybest | 80% | 12 min |
| Wednesday | 74% | 15 min |
| Thursday | 78% | 17 min |
| Friday | 71% | 19 min |
| Saturday | 72% | 13 min |
| Sunday | 75% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft54%
- Airline operations32%
- National airspace system13%
- Weather1%
Frequently asked questions
- How often are flights from DEN to EUG delayed?
- 25% of DEN–EUG flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 15 minutes.
- Which airline is most reliable from DEN to EUG?
- SkyWest Airlines has the best on-time record on this route at 94%, based on 177 flights. 3 airlines flew DEN–EUG frequently enough to compare in this period.
- What is the best time of day to fly from DEN to EUG?
- Departures around 1 p.m. have the best record (93% on-time), while departures around 9 p.m. have the worst (46%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DEN to EUG?
- The scheduled DEN–EUG flight time averages 2h 48m over 996 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
- How often are DEN to EUG flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from DEN to EUG?
- June 2024 was the roughest month in this dataset, with only 63% of arrivals on time. The best was October 2024 at 95%. If your dates are flexible, that 32-point gap is worth planning around.
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Based on 2,118 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.