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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 5–6 pm: 1Close ×
WN 209 ATL 17:25 BWI 19:20 1h 55m 16 64% 12.5% 130 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 (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