MCO to BUF flight delays & on-time performance
Nonstop flights from Orlando International Airport to Buffalo Niagara International Airport · 1,011 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MCO or BUF right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Orlando (MCO) to Buffalo (BUF) arrived on time 67% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.3% were cancelled, and 12% arrived an hour or more late.
- Frontier Airlines was the most punctual airline here (73% on time); Southwest Airlines was the least (66%).
- Departures scheduled around 6am did best (94% on time); around 8pm did worst (46%).
- Tuesday was the most reliable day to fly (81% on time) and Sunday the least (57%).
- The largest source of delay minutes was late-arriving aircraft (51%).
Which airline is most on time from MCO to BUF?
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 |
|---|---|---|---|---|---|
| Frontier Airlines | 73% | 1.0% | 19 min | 11.5% | 298 |
| JetBlue | 66% | 2.0% | 26 min | 15.3% | 542 |
| Southwest Airlines | 66% | 0.9% | 19 min | 10.1% | 950 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am94%80 flights
- 7am89%82 flights
- 8am87%167 flights
- 9am76%149 flights
- 10am80%58 flights
- 11am60%69 flights
- 12pm60%83 flights
- 1pm65%66 flights
- 2pm72%65 flights
- 3pm63%138 flights
- 4pm68%183 flights
- 5pm55%135 flights
- 6pm65%120 flights
- 7pm52%183 flights
- 8pm46%150 flights
- 9pm48%47 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday62%3.8% cancelled
- Tuesday81%0.9% cancelled
- Wednesday76%0.0% cancelled
- Thursday61%0.0% cancelled
- Friday65%0.0% cancelled
- Saturday70%1.6% cancelled
- Sunday57%2.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft51%
- Airline (crew, maintenance, cleaning, fueling)28%
- Air traffic control & airport congestion18%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather65%
- Airline (crew, maintenance, cleaning, fueling)26%
- Air traffic control & airport congestion9%
- Security0%
MCO to BUF: common questions
- How often are MCO to BUF flights on time?
- 67% 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 Orlando to Buffalo cancelled?
- 1.3% of scheduled flights were cancelled (23 of 1,790).
- How long are typical delays?
- Across all flights the average arrival delay was 21 min (early arrivals count as zero). Flights that were late arrived 61 min behind schedule on average, and 11.9% of flights were an hour or more late.
- How long is taxi time at MCO?
- Flights on this route spent 21 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BUF to MCO — 76% on time
More flights from Orlando
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: MCO → BUF, nonstop flights by US airlines that report to the DOT. How we calculate this.