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3,000 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 8–9 am 91% arrive on time from ATL
Best single flight DL 1676 ATL 08:22 → SAT 09:52 · 92% on time Avoid DL 2893 ATL 19:09 → SAT 20:41 · 75% 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).

8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
ATL
92
87
86
86
79
82
77
76
79
71
77
73
71
75
80
% 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

Pick an hour to see this route’s flights leaving then.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Southwest 305 83% 0.3% 51 min
Delta 2,612 82% 1.8% 56 min
Frontier 83 – 0.0% 98 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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 1676 ATL 08:22 SAT 09:52 92%
DL 1408 ATL 12:15 SAT 13:38 86%
DL 2009 ATL 13:45 SAT 15:14 81%
DL 1508 ATL 23:00 SAT 00:33 80%
DL 1465 ATL 15:49 SAT 17:22 79%
· · ·
DL 2893 ATL 19:09 SAT 20:41 75%
All 10 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.
Southwest ATL SAT 2h 35m 83% 0.3% 305 Flying now
Delta ATL SAT 2h 31m 82% 1.8% 2,612 Flying now
Frontier ATL SAT 2h 45m 75% 0.0% 83 Not 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