tailodds FORECAST
Tickets
Any day
Showing Delta only (incl. its regional partners)All airlines ×
1,627 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 7 in 10.

Best time to leave 8–9 am 89% arrive on time from ATL
Best single flight DL 1757 ATL 08:06 → SJU 11:44 · 89% on time Avoid DL 1791 ATL 16:59 → SJU 20:43 · 66% 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
ATL
91
88
87
81
85
71
68
66
% 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.

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 1757 ATL 08:06 SJU 11:44 89%
DL 1946 ATL 13:06 SJU 16:46 82%
DL 1882 ATL 09:45 SJU 13:31 78%
DL 1861 ATL 18:45 SJU 22:29 67%
DL 1791 ATL 16:59 SJU 20:43 66%

All 5 Delta flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
DL 1757 ATL 08:06 SJU 11:44 3h 38m 300 89% 0.7% 43 min
DL 1882 ATL 09:45 SJU 13:31 3h 46m 365 78% 0.8% 39 min
DL 1946 ATL 13:06 SJU 16:46 3h 40m 365 82% 0.5% 58 min
DL 1791 ATL 16:59 SJU 20:43 3h 44m 199 66% 0.5% 62 min
DL 1861 ATL 18:45 SJU 22:29 3h 44m 349 67% 1.7% 61 min

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 ATL SJU 3h 40m 77% 0.9% 1,627 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