Best Time to Fly OKC to SEA: On-Time Stats by Hour & Airline
Okc Will Rogers International → Seattle/Tacoma International
Data through July 2026 · Last updated October 18, 2026
425 flights were scheduled from Oklahoma City (OKC) to Seattle (SEA) in the last 12 months, and 87.0% of those that flew arrived on time, 9.4 points above the US average of 77.6%.
Alaska Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (86% on time) and October the worst month (71%).
The cancellation rate was 0.5% (US average 1.8%).
OKC to SEA 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 |
|---|---|---|---|---|
| Alaska Airlines | 87.0% | 37 min | 0.5% | 425 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly OKC to SEA
On-time arrival % by scheduled departure hour (local time), 777 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 94.3% | 0.0% | 88 |
| 2pm–3pm | 78.2% | 1.0% | 583 |
| 3pm–4pm | 84.9% | 0.0% | 106 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on OKC to SEA
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) | Limited data | 13 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 76.7% | -3.2 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 85.5% | +5.6 pts | 0.5% | 201 |
| All other days | 79.9% | — | 0.9% | 533 |
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).