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4,046 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Delta is clearly ahead here: 87% of its flights arrive on time, 37 points better than Frontier.

Best time to leave 6–7 am 94% arrive on time from JAX
Best single flight DL 2440 JAX 05:30 → ATL 06:42 · 94% on time Avoid DL 2627 JAX 19:04 → ATL 20:29 · 79% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

5
6
7
8
9
10
11
12
13
14
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20
JAX
95
93
95
91
92
91
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87
83
83
82
78
70
74
67
72
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55
Atlanta flights leaving JAX 7–8 am: 1Close ×
DL 2450 JAX 07:00 ATL 08:15 1h 15m 110 92% 3.6% 51 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta 3,837 87% 1.6% 81 min
Frontier 209 50% 1.9% 80 min

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
DL 2440 JAX 05:30 ATL 06:42 94%
DL 2722 JAX 05:30 ATL 06:42 93%
DL 2569 JAX 08:20 ATL 09:36 91%
DL 2328 JAX 09:40 ATL 10:54 91%
DL 2326 JAX 10:41 ATL 11:56 89%
· · ·
DL 2990 JAX 16:14 ATL 17:32 80%
DL 2720 JAX 17:38 ATL 18:58 79%
DL 2627 JAX 19:04 ATL 20:29 79%
All 14 flights on this route →

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
Delta JAX ATL 1h 17m 87% 1.6% 3,837 Flying now
Frontier JAX ATL 1h 43m 50% 1.9% 209 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON