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1,162 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 82% depart on time. After 4 pm it’s barely half.

Best time to leave 6–7 am 81% 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
18
19
20
BWI
81
83
65
53
65
50
48
% 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
San Juan flights leaving BWI 8–9 pm: 2Close ×
WN 1104 BWI 20:10 SJU 00:40 4h 05m 57 46% 0.0% 70 min
F9 2266 BWI 20:44 SJU 00:44 4h 00m 130 56% 6.2% 101 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.
Spirit 174 76% 5.7% 79 min
Southwest 817 69% 0.9% 57 min
Frontier 171 56% 6.4% 96 min

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 flight on this route ran 150+ times in the year.

All 5 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 BWI SJU 4h 05m 69% 0.9% 817 Flying now
Frontier BWI SJU 4h 00m 56% 6.4% 171 Flying now
Spirit BWI SJU 3h 46m 76% 5.7% 174 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