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Showing Southwest only (incl. its regional partners)All airlines ×
1,745 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 3 in 5.

Best time to leave 6–7 am 96% arrive on time from BWI

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).

6
7
8
9
10
11
12
13
14
15
16
17
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20
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22
BWI
93
93
87
86
80
67
68
57
69
56
50
74
68
51
% 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.

No Southwest flight on this route ran 150+ times in the year.

All 5 Southwest 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.
WN 1002 BWI 07:05 MHT 08:35 1h 30m 50 96% 0.0% 97 min
WN 1003 BWI 10:55 MHT 12:25 1h 30m 57 89% 0.0% 78 min
WN 1004 BWI 14:55 MHT 16:25 1h 30m 58 86% 3.4% 67 min
WN 4736 BWI 16:50 MHT 18:25 1h 32m 50 78% 0.0% 108 min
WN 1668 BWI 22:35 MHT 00:10 1h 30m 57 57% 7.0% 74 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.
Southwest BWI MHT 1h 30m 85% 1.1% 1,745 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