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5,405 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 65%.

Best time to leave 6–7 am 96% arrive on time from ATL
Best single flight DL 801 ATL 08:55 → BWI 10:47 · 90% on time Avoid F9 4712 ATL 21:00 → BWI 23:00 · 46% 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
15
16
17
18
19
20
21
22
23
ATL
84
95
92
92
80
77
84
73
79
67
74
72
69
62
52
73
47
65
76
% 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
Baltimore flights leaving ATL 10–11 am: 2Close ×
WN 186 ATL 10:15 BWI 12:10 1h 55m 59 88% 0.0% 39 min
WN 2161 ATL 10:20 BWI 12:15 1h 55m 16 100% 0.0% –

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 (incl. Endeavor) 2,812 79% 2.0% 59 min
Southwest 1,562 79% 1.9% 62 min
Frontier 924 62% 2.7% 72 min
Spirit 107 – 1.9% 75 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 801 ATL 08:55 BWI 10:47 90%
DL 2711 ATL 11:10 BWI 13:03 89%
DL 1592 ATL 07:35 BWI 09:24 89%
DL 2799 ATL 14:02 BWI 15:53 81%
DL 2590 ATL 22:45 BWI 00:40 78%
· · ·
F9 2510 ATL 05:30 BWI 07:26 69%
F9 2634 ATL 13:38 BWI 15:34 58%
F9 4712 ATL 21:00 BWI 23:00 46%
All 21 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 ATL BWI 1h 51m 79% 2.0% 2,812 Flying now
Southwest ATL BWI 1h 50m 79% 1.9% 1,562 Flying now
Frontier ATL BWI 1h 57m 62% 2.7% 924 Flying now
Spirit ATL BWI 1h 41m 82% 1.9% 107 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