SEA to MCO flight delays & on-time performance
Nonstop flights from Seattle–Tacoma International Airport to Orlando International Airport · 2,554 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at SEA or MCO right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Seattle (SEA) to Orlando (MCO) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.7% were cancelled, and 4% arrived an hour or more late.
- Alaska Airlines was the most punctual airline here (83% on time); Delta Air Lines was the least (80%).
- Departures scheduled around 9pm did best (90% on time); around 7am did worst (69%).
- Tuesday was the most reliable day to fly (86% on time) and Friday the least (77%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (44%).
Which airline is most on time from SEA to MCO?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Alaska Airlines | 83% | 0.3% | 8 min | 3.0% | 1,101 |
| Delta Air Lines | 80% | 1.4% | 14 min | 5.0% | 719 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am69%68 flights
- 8am79%605 flights
- 9am75%137 flights
- 10am88%69 flights
- 3pm86%234 flights
- 9pm90%115 flights
- 10pm78%88 flights
- 11pm85%504 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday82%1.1% cancelled
- Tuesday86%0.4% cancelled
- Wednesday84%0.0% cancelled
- Thursday81%0.4% cancelled
- Friday77%1.1% cancelled
- Saturday82%0.8% cancelled
- Sunday81%1.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)44%
- Air traffic control & airport congestion35%
- Late-arriving aircraft16%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)85%
- Extreme weather8%
- Air traffic control & airport congestion8%
- Security0%
SEA to MCO: common questions
- How often are SEA to MCO flights on time?
- 82% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Seattle to Orlando cancelled?
- 0.7% of scheduled flights were cancelled (13 of 1,820).
- How long are typical delays?
- Across all flights the average arrival delay was 10 min (early arrivals count as zero). Flights that were late arrived 51 min behind schedule on average, and 3.8% of flights were an hour or more late.
- How long is taxi time at SEA?
- Flights on this route spent 22 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MCO to SEA — 77% on time
More flights from Seattle
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SEA → MCO, nonstop flights by US airlines that report to the DOT. How we calculate this.