Best Time to Fly SEA to RDM: On-Time Stats by Hour & Airline
Seattle/Tacoma International → Roberts Field
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 84.9% of Seattle (SEA) to Bend/Redmond (RDM) flights arrived on time (1,907 scheduled flights). That is 7.2 points above the national average of 77.6%.
Among 2 airlines, SkyWest Airlines led with 86.7% on time and Alaska Airlines was last with 79.1%.
Over 24 months, Tuesday was the most reliable day (87% on time) and July the worst month (75%).
The cancellation rate was 1.7% (US average 1.8%).
SEA to RDM 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 | 86.7% | 51 min | 1.7% | 1,445 |
| Alaska Airlines | 79.1% | 42 min | 1.5% | 462 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SEA to RDM
On-time arrival % by scheduled departure hour (local time), 3,671 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 97.1% | 8.1% | 37 |
| 9am–10am | 88.1% | 1.1% | 742 |
| 10am–11am | Limited data | 21 | |
| 11am–12pm | 77.7% | 0.2% | 409 |
| 12pm–1pm | 81.6% | 0.0% | 38 |
| 1pm–2pm | 85.3% | 0.0% | 34 |
| 2pm–3pm | 52.4% | 0.0% | 42 |
| 3pm–4pm | 85.0% | 1.0% | 298 |
| 4pm–5pm | 81.8% | 5.1% | 59 |
| 5pm–6pm | 82.7% | 0.7% | 613 |
| 6pm–7pm | Limited data | 7 | |
| 7pm–8pm | 78.7% | 2.4% | 332 |
| 8pm–9pm | 78.2% | 3.8% | 157 |
| 9pm–10pm | 90.5% | 1.7% | 654 |
| 10pm–11pm | 65.0% | 1.2% | 165 |
| 11pm–12am | 77.0% | 1.6% | 63 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SEA to RDM
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) | 85.3% | +0.5 pts | 9.2% | 76 |
| Christmas & New Year (Dec 20 - Jan 3) | 81.9% | -2.9 pts | 0.7% | 139 |
| Summer peak (Jun 15 - Aug 15) | 76.4% | -8.4 pts | 0.5% | 661 |
| All other days | 84.8% | — | 1.4% | 2,795 |
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).