Historical on-time performance
Seattle to Orlando
2,554 miData through Dec 2025Source: US DOT · BTS
Flights on SEA–MCO arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,842 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Alaska AirlinesOn-time77%Medianon timep9030 minCancel0.3%Flights1,140
- Delta Air LinesOn-time76%Medianon timep9030 minCancel0.7%Flights702
Why flights run late
Delay causes
- Airline41%
- Weather4%
- Air traffic (NAS)35%
- Late aircraft19%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SEA → MCO
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 74% to 79% on time.
- Overnights79% on time · p90 25 min · 1,997 flights
- Mornings78% on time · p90 35 min · 2,286 flights
- Afternoons74% on time · p90 30 min · 1,006 flights
- Middays74% on time · p90 35 min · 235 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 83% on time.
- Tuesdays83% on time · p90 20 min · 757 flights
- Wednesdays81% on time · p90 25 min · 767 flights
- Saturdays77% on time · p90 30 min · 801 flights
- Mondays77% on time · p90 30 min · 801 flights
- Thursdays76% on time · p90 30 min · 794 flights
- Fridays74% on time · p90 35 min · 802 flights
- Sundays73% on time · p90 35 min · 802 flights
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