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

Fly BWI to Miami: 7 in 10 arrive on time, against 56% from BWI to Fort Lauderdale.

Best time to leave 12–1 pm
Best airport pair BWI → MIA 70% on time, fewest cancelled (4.2%), 265 flights
Best single flight F9 1665 BWI 19:27 → MIA 22:19 · 67% 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).

13
14
15
16
17
18
19
20
21
IAD
83
BWI
53
49
57
% 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.
F9 1665 BWI 19:27 MIA 22:19 67%

All 4 Frontier 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.
F9 4411 BWI 13:10 FLL 15:50 2h 42m 84 59% 6.0% 89 min
F9 2959 IAD 17:47 FLL 20:34 2h 47m 72 53% 2.8% 87 min
F9 1665 BWI 19:27 MIA 22:19 2h 52m 215 67% 4.2% 102 min
F9 1049 BWI 21:15 MIA 00:06 2h 51m 49 83% 4.1% 48 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.
Frontier BWI MIA 2h 52m 70% 4.2% 265 Flying now
Frontier BWI FLL 2h 46m 56% 6.0% 166 Flying now
Frontier IAD FLL 2h 47m 53% 2.8% 72 Flying now
Frontier IAD MIA 2h 52m 69% 1.8% 113 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