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Route on-time record

JFK to JAX: most on-time flights and the best time to fly

New York (John F. Kennedy International Airport) to Jacksonville (Jacksonville International Airport). 1,183 nonstop flights in Jun 2025 to May 2026, 74% arrived within 15 minutes and 3.2% were cancelled. The most reliable flight number was Republic 5696 at 10:20 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

JFK → JAX

New York to Jacksonville: 1,183 nonstop flights a year

On time (12 months)

74%

Cancelled

3.2%

avg delay 21 min

Best time to leave

Before 9 AM

86% on time vs 63% 3 to 6 PM

Most reliable airline

Republic

78% chance on time

Check JFK to JAX fares

Lowest nonstop fare seen in the next two months: $165 (JetBlue 677 on 2026-10-30). 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 · Republic 5696 · sold as American Eagle, Delta Connection or United Express

    10:20 AM → 1:03 PM2h 43m nonstop

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

    83%

    chance on time

    On time (history)
    93%
    Cancelled
    0.0%
    Avg arrival delay
    3 min
    • Arrived on time 93% of the time (14 flights, Jun 2025 to May 2026).
    • Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
    • Short track record (14 flights), so its score leans on the airline's record at this hour.

    Limited track record · 14 flights

    Find 10:20 AM flight fares Opens this date on Aviasales

  2. #2 · Republic 5621 · sold as American Eagle, Delta Connection or United Express

    11:15 AM → 1:58 PM2h 43m nonstop

    Local times, typical schedule. Last flown 2026-05-06.

    79%

    chance on time

    On time (history)
    88%
    Cancelled
    0.0%
    Avg arrival delay
    11 min
    • Arrived on time 88% of the time (24 flights, Jun 2025 to May 2026).
    • Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
    • Short track record (24 flights), so its score leans on the airline's record at this hour.

    Limited track record · 24 flights

    Find 11:15 AM flight fares Opens this date on Aviasales

  3. #3 · JetBlue 1109

    10:30 AM → 1:22 PM2h 52m nonstop

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

    79%

    chance on time

    On time (history)
    100%
    Cancelled
    0.0%
    Avg arrival delay
    0 min
    • Arrived on time 100% of the time (11 flights, Jun 2025 to May 2026).
    • Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
    • Short track record (11 flights), so its score leans on the airline's record at this hour.

    Limited track record · 11 flights

    Find JetBlue 1109 fares Opens this date on Aviasales

  4. #4 · JetBlue 677

    8:00 AM → 10:42 AM2h 41m nonstop

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

    75%

    chance on time

    On time (history)
    78%
    Cancelled
    3.7%
    Avg arrival delay
    14 min
    • Arrived on time 78% of the time (258 flights, Jun 2025 to May 2026).
    • Cancelled 3.7% of the time (10 of 268).
    • Leaves in this route's most on-time window (Before 9 AM: 86% on time; 3 to 6 PM: 63%).
    • Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).

    Strong track record · 258 flights

    Find JetBlue 677 fares Opens this date on Aviasales

  5. #5 · Delta 1035

    1:49 PM → 4:32 PM2h 43m nonstop

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

    73%

    chance on time

    On time (history)
    74%
    Cancelled
    0.0%
    Avg arrival delay
    24 min
    • Arrived on time 74% of the time (93 flights, Jun 2025 to May 2026).
    • Never cancelled in 97 scheduled flights.
    • Departs inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.

    Moderate track record · 93 flights

    Find Delta 1035 fares Opens this date on Aviasales

  6. #6 · JetBlue 2377

    3:09 PM → 5:47 PM2h 49m nonstop

    Local times, typical schedule. Last flown 2026-05-19.

    70%

    chance on time

    On time (history)
    75%
    Cancelled
    4.3%
    Avg arrival delay
    20 min
    • Arrived on time 75% of the time (198 flights, Jun 2025 to May 2026).
    • Cancelled 4.3% of the time (9 of 207).
    • Leaves in this route's least on-time window (3 to 6 PM: 63% on time; Before 9 AM: 86%).
    • Departs inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.

    Moderate track record · 198 flights

    Find JetBlue 2377 fares Opens this date on Aviasales

  7. #7 · JetBlue 1361

    8:00 PM → 10:52 PM2h 52m nonstop

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

    67%

    chance on time

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

    Limited track record · 11 flights

    Find JetBlue 1361 fares Opens this date on Aviasales

  8. #8 · JetBlue 1677

    9:59 PM → 12:43 AM2h 44m nonstop

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

    62%

    chance on time

    On time (history)
    61%
    Cancelled
    5.2%
    Avg arrival delay
    36 min
    • Arrived on time 61% of the time (218 flights, Jun 2025 to May 2026).
    • Cancelled 5.2% of the time (12 of 231).
    • Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).

    Strong track record · 218 flights

    Find JetBlue 1677 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Republic Airways (sold as American Eagle, Delta Connection or United Express)78%

    45 flights · 91% on time as flown · 2.5% cancel

  • Delta Air Lines74%

    246 flights · 75% on time as flown · 3.0% cancel

  • JetBlue71%

    892 flights · 73% on time as flown · 3.4% cancel

On time by departure time

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

  • Before 9 AM86%

    266 flights · avg delay 11 min

  • 9 AM to noon79%

    138 flights · avg delay 15 min

  • Noon to 3 PM71%

    308 flights · avg delay 22 min

  • 3 to 6 PM63%

    273 flights · avg delay 36 min

  • 6 to 9 PM75%

    165 flights · avg delay 18 min

Best day: Tuesday (82%). Worst: Saturday (73%).

Smarter routing

Nearby airports that run more on time

  • EWR → JAX 78% chance on time

    Newark Liberty International Airport to Jacksonville International Airport · 1,330 flights a year · 21 mi from your airports · yours: 72%

    Rank flightsFares

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

J
70
F
79
M
87
A
89
M
78
J
72
J
65
A
73
S
77
O
78
N
82
D
70

What delays this route

  • Airline (crew, maintenance, boarding)40%
  • Late-arriving aircraft38%
  • Air traffic control and airport volume18%
  • Severe weather4%

Share of delay minutes by the cause airlines report to the US DOT.

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

Finding the most reliable connections from JFK to JAX…

JFK to JAX questions

What time of day is best to fly JFK to JAX?
Before 9 AM: 86% of flights arrived on time, against 63% for departures 3 to 6 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from JFK to JAX?
Republic, with a season-adjusted 78% chance of operating and arriving on time over 45 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on JFK to JAX?
July (65% on time); the best was April (89%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?
No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

More routes from JFK

Live status: FAA delays and ground stops