Route on-time record

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

Jacksonville (Jacksonville International Airport) to Philadelphia (Philadelphia International Airport). 1,542 nonstop flights in Jun 2025 to May 2026, 78% arrived within 15 minutes and 3.4% were cancelled. The most reliable flight number was American 709 at 7:00 AM.

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

JAX → PHL

Jacksonville to Philadelphia: 1,542 nonstop flights a year

On time (12 months)

78%

Cancelled

3.4%

avg delay 23 min

Best time to leave

Before 9 AM

91% on time vs 61% 3 to 6 PM

Most reliable airline

Republic

82% chance on time

Check JAX to PHL fares

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 · American 709
7:00 AM → 9:15 AM2h 15m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as American 2946; its record covers all of them.
85%
chance on time
On time (history)
87%
Cancelled
2.3%
Avg arrival delay
19 min
- Arrived on time 87% of the time (346 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 91% on time; 3 to 6 PM: 61%).
Strong track record · 346 flights
Find American 709 fares Opens this date on Aviasales
#2 · American 2865
9:55 AM → 12:10 PM2h 15m nonstop
Local times, typical schedule. Last flown 2026-05-31.
83%
chance on time
On time (history)
88%
Cancelled
0.0%
Avg arrival delay
4 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find American 2865 fares Opens this date on Aviasales
#3 · Republic 4561 · sold as American Eagle, Delta Connection or United Express
2:00 PM → 4:24 PM2h 24m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
On time (history)
91%
Cancelled
0.0%
Avg arrival delay
4 min
- Arrived on time 91% of the time (11 flights, Jun 2025 to May 2026).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find 2:00 PM flight fares Opens this date on Aviasales
#4 · Republic 4729 · sold as American Eagle, Delta Connection or United Express
4:20 PM → 6:45 PM2h 25m nonstop
Local times, typical schedule. Last flown 2026-05-19.
82%
chance on time
On time (history)
95%
Cancelled
2.3%
Avg arrival delay
7 min
- Arrived on time 95% of the time (43 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 61% on time; Before 9 AM: 91%).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (43 flights), so its score leans on the airline's record at this hour.
Limited track record · 43 flights
Find 4:20 PM flight fares Opens this date on Aviasales
#5 · American 2224
2:09 PM → 4:25 PM2h 16m nonstop
Local times, typical schedule. Last flown 2026-05-19.
77%
chance on time
On time (history)
83%
Cancelled
2.3%
Avg arrival delay
11 min
- Arrived on time 83% of the time (42 flights, Jun 2025 to May 2026).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
- 71% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (42 flights), so its score leans on the airline's record at this hour.
Limited track record · 42 flights
Find American 2224 fares Opens this date on Aviasales
#6 · PSA 5530 · sold as American Eagle
9:48 AM → 12:03 PM2h 15m nonstop
Local times, typical schedule. Last flown 2026-04-06.
77%
chance on time
On time (history)
83%
Cancelled
1.9%
Avg arrival delay
14 min
- Arrived on time 83% of the time (53 flights, Jun 2025 to May 2026).
- 85% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (53 flights), so its score leans on the airline's record at this hour.
Limited track record · 53 flights
Find 9:48 AM flight fares Opens this date on Aviasales
#7 · PSA 5573 · sold as American Eagle
6:18 PM → 8:35 PM2h 17m nonstop
Local times, typical schedule. Last flown 2026-04-04.
72%
chance on time
On time (history)
80%
Cancelled
11.5%
Avg arrival delay
21 min
- Arrived on time 80% of the time (46 flights, Jun 2025 to May 2026).
- Cancelled 11.5% of the time (6 of 52).
- 88% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (46 flights), so its score leans on the airline's record at this hour.
Limited track record · 46 flights
Find 6:18 PM flight fares Opens this date on Aviasales
#8 · American 1990
5:50 PM → 8:10 PM2h 20m nonstop
Local times, typical schedule. Last flown 2026-05-31.
72%
chance on time
On time (history)
60%
Cancelled
0.0%
Avg arrival delay
40 min
- Arrived on time 60% of the time (10 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 61% on time; Before 9 AM: 91%).
- 68% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (10 flights), so its score leans on the airline's record at this hour.
Limited track record · 10 flights
Find American 1990 fares Opens this date on Aviasales
#9 · American 2738
6:47 PM → 9:03 PM2h 16m nonstop
Local times, typical schedule. Last flown 2026-05-20.
72%
chance on time
On time (history)
71%
Cancelled
1.3%
Avg arrival delay
20 min
- Arrived on time 71% of the time (79 flights, Jun 2025 to May 2026).
- 58% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 79 flights
Find American 2738 fares Opens this date on Aviasales
#10 · Frontier 3480
9:45 PM → 11:56 PM2h 11m nonstop
Local times, typical schedule. Last flown 2026-05-31.
66%
chance on time
On time (history)
70%
Cancelled
4.4%
Avg arrival delay
26 min
- Arrived on time 70% of the time (109 flights, Jun 2025 to May 2026).
- Cancelled 4.4% of the time (5 of 114).
- 88% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 109 flights
Find Frontier 3480 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)82%
57 flights · 93% on time as flown · 3.0% cancel
American Airlines79%
749 flights · 82% on time as flown · 2.7% cancel
PSA Airlines (sold as American Eagle)72%
466 flights · 75% on time as flown · 4.7% cancel
Frontier Airlines69%
270 flights · 69% on time as flown · 3.4% cancel

On time by departure time

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

Before 9 AM91%
368 flights · avg delay 16 min
9 AM to noon86%
323 flights · avg delay 16 min
Noon to 3 PM78%
142 flights · avg delay 21 min
3 to 6 PM61%
406 flights · avg delay 38 min
6 to 9 PM78%
163 flights · avg delay 20 min
After 9 PM73%
140 flights · avg delay 21 min

Best day: Wednesday (83%). Worst: Monday (78%).

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.

What delays this route

Late-arriving aircraft61%
Airline (crew, maintenance, boarding)22%
Air traffic control and airport volume11%
Severe weather6%

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

JAX to PHL questions

What time of day is best to fly JAX to PHL?: Before 9 AM: 91% of flights arrived on time, against 61% 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 JAX to PHL?: Republic, with a season-adjusted 82% chance of operating and arriving on time over 57 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 JAX to PHL?: July (64% on time); the best was November (87%), 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.

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