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ATIS Alerts Smart Flight Search

Find the flight least likely to be delayed

Beta

We rank real flight numbers by how often they flew and arrived on time over the last 12 months, adjusted for your travel month and departure time, then check nearby airports and calmer connections. US airlines and airports.

BUF → MCO

Buffalo to Orlando: 1,770 nonstop flights a year

On time (12 months)

76%

Cancelled

1.2%

avg delay 17 min

Best time to leave

Before 9 AM

88% on time vs 63% 3 to 6 PM

Most reliable airline

Southwest

76% chance on time

Check BUF to MCO fares

Lowest nonstop fare seen in the next two months: $165 (Southwest 715 on 2026-10-26). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Best trips

12 nonstop, 34 with 1 connection. Best overall weighs the chance you arrive on time as booked, connection odds, travel time and separate tickets.

  1. Best overall#1 · Nonstop · 2h 40m

    7:00 AM → 9:40 AM

    87%

    arrive on time

    7:00 AM BUF → 9:40 AM MCO2h 40m

    Southwest 1690

    Boeing 737-700 · 18–23 yrs old
    87% on time · 0.7% cancel
    Find Southwest 1690 fares Opens this date on Aviasales

  2. #2 · Nonstop · 2h 35m

    5:00 AM → 7:35 AM

    86%

    arrive on time

    5:00 AM BUF → 7:35 AM MCO2h 35m

    Southwest 927 · also flew as 1411

    Boeing 737 MAX 8 or 737-700 · 1–21 yrs old
    87% on time · 0.5% cancel
    Find Southwest 927 fares Opens this date on Aviasales

  3. #3 · Nonstop · 2h 50m

    6:20 AM → 9:10 AM

    85%

    arrive on time

    6:20 AM BUF → 9:10 AM MCO2h 50m

    Southwest 518

    Boeing 737 MAX 8 or 737-800 · 1–9 yrs old
    86% on time · 0.6% cancel
    Find Southwest 518 fares Opens this date on Aviasales

  4. #4 · Nonstop · 2h 40m

    6:00 AM → 8:40 AM

    82%

    arrive on time

    6:00 AM BUF → 8:40 AM MCO2h 40m

    JetBlue 85

    Airbus A320 · 4–25 yrs old
    83% on time · 1.5% cancel
    Find JetBlue 85 fares Opens this date on Aviasales

  5. #5 · Nonstop · 2h 47m

    11:44 AM → 2:43 PM

    82%

    arrive on time

    11:44 AM BUF → 2:43 PM MCO2h 47m

    Frontier 1691

    Airbus A321neo or A320neo · 1–10 yrs old
    83% on time · 1.4% cancel
    Find Frontier 1691 fares Opens this date on Aviasales

  6. #6 · Nonstop · 2h 35m

    10:55 AM → 1:30 PM

    78%

    arrive on time

    10:55 AM BUF → 1:30 PM MCO2h 35m

    Southwest 1093

    Boeing 737-800 or 737 MAX 8 · 1–13 yrs old
    79% on time · 0.6% cancel
    Find Southwest 1093 fares Opens this date on Aviasales

  7. #7 · Nonstop · 2h 35m

    9:50 AM → 12:25 PM

    78%

    arrive on time

    9:50 AM BUF → 12:25 PM MCO2h 35m

    Southwest 295

    Boeing 737-700 · 3–21 yrs old
    78% on time · 0.7% cancel
    Find Southwest 295 fares Opens this date on Aviasales

  8. #8 · 1 connection · 5h 00m · one ticket (Southwest)

    5:45 AM → 10:45 AM

    94%

    connections made

    83%

    arrive on time

    5:45 AM BUF → 7:00 AM BWI1h 15m

    Southwest 914

    Boeing 737 MAX 8 or 737-700 · 1–21 yrs old
    97% on time · 1.1% cancel
    Connect in BWI · 1h 15m · 97% chance to make it · same ticket: the airline rebooks you if you miss it

    8:15 AM BWI → 10:45 AM MCO2h 30m

    Southwest 1638 · also flew as 3330

    Boeing 737 MAX 8 or 737-800 · 1–14 yrs old
    88% on time · 1.5% cancel
    Find this Southwest trip Look for Southwest 914 + Southwest 1638 on Aviasales

  9. #9 · Nonstop · 2h 45m

    8:50 AM → 11:35 AM

    73%

    arrive on time

    8:50 AM BUF → 11:35 AM MCO2h 45m

    Southwest 1294

    Boeing 737 MAX 8 or 737-800 · 1–11 yrs old
    73% on time · 0.6% cancel
    Find Southwest 1294 fares Opens this date on Aviasales

  10. #10 · 1 connection · 6h 40m · one ticket (Southwest)

    5:45 AM → 12:25 PM

    97%

    connections made

    84%

    arrive on time

    5:45 AM BUF → 7:00 AM BWI1h 15m

    Southwest 914

    Boeing 737 MAX 8 or 737-700 · 1–21 yrs old
    97% on time · 1.1% cancel
    Connect in BWI · 3h 00m · 99% chance to make it · same ticket: the airline rebooks you if you miss it

    10:00 AM BWI → 12:25 PM MCO2h 25m

    Southwest 581

    Boeing 737-700 or 737-800 · 3–22 yrs old
    87% on time · 1.5% cancel
    Find this Southwest trip Look for Southwest 914 + Southwest 581 on Aviasales

Aircraft and ages come from the planes each flight number actually flew in the last 3 months of data (FAA registry build years); airlines can swap planes.

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Southwest Airlines76%

    952 flights · 77% on time as flown · 0.7% cancel

  • JetBlue75%

    533 flights · 76% on time as flown · 1.7% cancel

  • Frontier Airlines75%

    285 flights · 76% on time as flown · 1.6% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

  • Before 9 AM88%

    753 flights · avg delay 8 min

  • 9 AM to noon82%

    210 flights · avg delay 13 min

  • Noon to 3 PM64%

    234 flights · avg delay 26 min

  • 3 to 6 PM63%

    274 flights · avg delay 25 min

  • 6 to 9 PM65%

    230 flights · avg delay 32 min

  • After 9 PM65%

    69 flights · avg delay 29 min

Best day: Tuesday (84%). Worst: Sunday (73%).

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure