Omaha (OMA) to Seattle (SEA): On-Time Performance
Data through July 2026
Omaha (OMA) to Seattle (SEA) effectively runs on two schedules. In May 2026, 97% of arrivals were on time; in March 2026 that fell to 71% — a 26-point seasonal swing. Across the full period the route averages 86% on-time against a national 78%.
- On-time
- 86%
- arrived <15 min late
- Avg delay
- 8 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 1.4
- last 12 months
- Duration
- 3h 42m
- scheduled
- Distance
- 1,368 mi
Monthly on-time trend
Best time to fly from OMA to SEA
Aim for departures around 6 a.m. (94% on-time); avoid 3 p.m. departures (82%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 82% | 7 min |
| Tuesday | 87% | 9 min |
| Wednesday | 84% | 9 min |
| Thursday | 86% | 7 min |
| Friday | 85% | 11 min |
| Saturdaybest | 91% | 5 min |
| Sunday | 85% | 11 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations31%
- National airspace system24%
- Weather1%
Frequently asked questions
- How often are flights from OMA to SEA delayed?
- 14% of OMA–SEA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 8 minutes.
- What is the best time of day to fly from OMA to SEA?
- Departures around 6 a.m. have the best record (94% on-time), while departures around 3 p.m. have the worst (82%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from OMA to SEA?
- The scheduled OMA–SEA flight time averages 3h 42m over 1,368 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
- How often are OMA to SEA flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from OMA to SEA?
- March 2026 was the roughest month in this dataset, with only 71% of arrivals on time. The best was May 2026 at 97%. If your dates are flexible, that 26-point gap is worth planning around.
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Based on 1,043 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.