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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.

MIA → JFK

Miami to New York: 4,608 nonstop flights a year

On time (12 months)

71%

Cancelled

3.0%

avg delay 24 min

Best time to leave

Before 9 AM

90% on time vs 54% 6 to 9 PM

Most reliable airline

Frontier

76% chance on time

Check MIA to JFK fares

Lowest nonstop fare seen in the next two months: $100 (American 2899 on 2026-10-22). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

  1. #1 · American 525

    7:10 AM → 10:15 AM3h 05m nonstop

    Local times, typical schedule. Last flown 2026-05-20.

    89%

    chance on time

    On time (history)
    93%
    Cancelled
    2.4%
    Avg arrival delay
    4 min
    • Arrived on time 93% of the time (161 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 90% on time; 6 to 9 PM: 54%).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).

    Moderate track record · 161 flights

    Find American 525 fares Opens this date on Aviasales

  2. #2 · American 1073

    6:53 AM → 9:54 AM3h 01m nonstop

    Local times, typical schedule. Last flown 2026-04-06.

    89%

    chance on time

    On time (history)
    100%
    Cancelled
    0.0%
    Avg arrival delay
    2 min
    • Arrived on time 100% of the time (29 flights, Jun 2025 to May 2026).
    • Never cancelled in 30 scheduled flights.
    • Leaves in this route's most on-time window (Before 9 AM: 90% on time; 6 to 9 PM: 54%).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).

    Limited track record · 29 flights

    Find American 1073 fares Opens this date on Aviasales

  3. #3 · Frontier 4218

    7:00 AM → 10:07 AM3h 07m nonstop

    Local times, typical schedule. Last flown 2026-04-13.

    86%

    chance on time

    On time (history)
    85%
    Cancelled
    2.4%
    Avg arrival delay
    14 min
    • Arrived on time 85% of the time (82 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 90% on time; 6 to 9 PM: 54%).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).

    Moderate track record · 82 flights

    Find Frontier 4218 fares Opens this date on Aviasales

  4. #4 · Delta 2428

    7:40 AM → 10:33 AM2h 53m nonstop

    Local times, typical schedule. Last flown 2026-05-31.

    85%

    chance on time

    On time (history)
    87%
    Cancelled
    3.5%
    Avg arrival delay
    12 min
    • Arrived on time 87% of the time (164 flights, Jun 2025 to May 2026).
    • Cancelled 3.5% of the time (6 of 170).
    • Leaves in this route's most on-time window (Before 9 AM: 90% on time; 6 to 9 PM: 54%).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).

    Moderate track record · 164 flights

    Find Delta 2428 fares Opens this date on Aviasales

  5. #5 · American 1051

    8:25 AM → 11:34 AM3h 09m nonstop

    Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as American 3165; its record covers all of them.

    82%

    chance on time

    On time (history)
    89%
    Cancelled
    0.0%
    Avg arrival delay
    8 min
    • Arrived on time 89% of the time (55 flights, Jun 2025 to May 2026).
    • Never cancelled in 55 scheduled flights.
    • Leaves in this route's most on-time window (Before 9 AM: 90% on time; 6 to 9 PM: 54%).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).

    Limited track record · 55 flights

    Find American 1051 fares Opens this date on Aviasales

  6. #6 · American 1040

    6:11 AM → 9:14 AM3h 03m nonstop

    Local times, typical schedule. Last flown 2026-05-31.

    81%

    chance on time

    On time (history)
    80%
    Cancelled
    0.0%
    Avg arrival delay
    13 min
    • Arrived on time 80% of the time (10 flights, Jun 2025 to May 2026).
    • Leaves in this route's most on-time window (Before 9 AM: 90% on time; 6 to 9 PM: 54%).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).
    • 60% of its delay minutes came from the plane arriving late from an earlier flight.

    Limited track record · 10 flights

    Find American 1040 fares Opens this date on Aviasales

  7. #7 · American 3288

    9:28 AM → 12:30 PM3h 02m nonstop

    Local times, typical schedule. Last flown 2026-04-06.

    78%

    chance on time

    On time (history)
    80%
    Cancelled
    0.0%
    Avg arrival delay
    5 min
    • Arrived on time 80% of the time (30 flights, Jun 2025 to May 2026).
    • Never cancelled in 30 scheduled flights.
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).
    • Short track record (30 flights), so its score leans on the airline's record at this hour.

    Limited track record · 30 flights

    Find American 3288 fares Opens this date on Aviasales

  8. #8 · American 1106

    9:55 AM → 12:59 PM3h 04m nonstop

    Local times, typical schedule. Last flown 2026-05-20.

    78%

    chance on time

    On time (history)
    82%
    Cancelled
    0.0%
    Avg arrival delay
    12 min
    • Arrived on time 82% of the time (44 flights, Jun 2025 to May 2026).
    • Never cancelled in 44 scheduled flights.
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).
    • Short track record (44 flights), so its score leans on the airline's record at this hour.

    Limited track record · 44 flights

    Find American 1106 fares Opens this date on Aviasales

  9. #9 · Delta 1578

    11:37 AM → 2:45 PM3h 08m nonstop

    Local times, typical schedule. Last flown 2026-05-31.

    75%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    13 min
    • Arrived on time 88% of the time (25 flights, Jun 2025 to May 2026).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).
    • Lands inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
    • 89% of its delay minutes came from the plane arriving late from an earlier flight.

    Limited track record · 25 flights

    Find Delta 1578 fares Opens this date on Aviasales

  10. #10 · American 1052

    10:16 AM → 1:29 PM3h 13m nonstop

    Local times, typical schedule. Last flown 2026-05-31.

    73%

    chance on time

    On time (history)
    73%
    Cancelled
    0.0%
    Avg arrival delay
    6 min
    • Arrived on time 73% of the time (11 flights, Jun 2025 to May 2026).
    • Departs outside MIA's trouble window (1 PM to 7 PM, when 49% of its 45 ground stops and delay programs started).
    • Lands inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
    • Short track record (11 flights), so its score leans on the airline's record at this hour.

    Limited track record · 11 flights

    Find American 1052 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Frontier Airlines76%

    305 flights · 79% on time as flown · 2.3% cancel

  • Delta Air Lines68%

    1,620 flights · 71% on time as flown · 3.2% cancel

  • American Airlines68%

    2,655 flights · 71% on time as flown · 3.0% cancel

On time by departure time

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

  • Before 9 AM90%

    1,118 flights · avg delay 9 min

  • 9 AM to noon78%

    800 flights · avg delay 19 min

  • Noon to 3 PM69%

    337 flights · avg delay 25 min

  • 3 to 6 PM64%

    1,033 flights · avg delay 34 min

  • 6 to 9 PM54%

    860 flights · avg delay 35 min

  • After 9 PM62%

    460 flights · avg delay 28 min

Best day: Wednesday (76%). Worst: Sunday (64%).

Smarter routing

Nearby airports that run more on time

  • FLL → HPN 73% chance on time

    Fort Lauderdale Hollywood International Airport to Westchester County Airport · 883 flights a year · 51 mi from your airports · yours: 69%

    Rank flightsFares

  • FLL → ISP 73% chance on time

    Fort Lauderdale Hollywood International Airport to Long Island MacArthur Airport · 376 flights a year · 58 mi from your airports · yours: 69%

    Rank flightsFares

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