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16,446 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am from Palm Beach: 94% depart on time. After 4 pm it’s 64%.

Best time to leave 7–8 am 95% arrive on time from MIA, 95% arrive on time from FLL, 95% arrive on time from PBI
Best airport pair PBI → IAD 84% on time, 1.2% cancelled, 333 flights
Best single flight AA 491 MIA 06:19 → DCA 09:00 · 93% on time Avoid B6 2080 FLL 20:00 → DCA 22:36 · 57% on time

Time of day × airport

Share of flights leaving within 15 minutes, by scheduled departure hour: all flights from that airport, wherever they’re going. Blank: fewer than 40 flights.

5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
MIA
90
92
91
90
85
83
77
76
72
72
69
70
66
66
66
68
69
70
72
FLL
92
91
91
86
85
79
76
69
67
65
63
60
60
60
58
59
48
53
PBI
98
95
95
91
86
84
80
76
70
66
66
65
63
63
59
63
66
% leaving within 15 min, all flights from that airport: 85+75–8465–7455–64under 55

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
United (incl. Republic) 1,555 86% 0.6% 74 min
Southwest 4,887 76% 1.8% 59 min
Delta (incl. Republic) MIA→DCA only 391 76% 1.0% 77 min
American (incl. Envoy, PSA, Republic) 6,015 74% 1.9% 75 min
Spirit 801 71% 4.1% 70 min
Frontier 617 70% 3.6% 88 min
JetBlue 2,180 67% 2.2% 78 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.
AA 491 MIA 06:19 DCA 09:00 93%
B6 1480 FLL 07:27 DCA 09:59 92%
UA 2169 FLL 08:40 IAD 11:14 90%
UA 2435 MIA 13:10 IAD 15:53 88%
AA 1606 MIA 11:59 DCA 14:44 87%
· · ·
B6 24 PBI 14:32 DCA 16:59 58%
AA 3216 MIA 21:17 BWI 23:54 57%
B6 2080 FLL 20:00 DCA 22:36 57%
All 55 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.
United FLL IAD 2h 36m 87% 0.6% 710 Flying now
United MIA IAD 2h 43m 85% 0.4% 512 Flying now
Southwest PBI BWI 2h 25m 82% 1.4% 1,233 Flying now
Delta MIA DCA 2h 39m 76% 1.0% 391 Flying now
American MIA DCA 2h 39m 76% 1.9% 3,565 Flying now
Southwest MIA BWI 2h 40m 75% 2.0% 1,182 Flying now
Southwest FLL BWI 2h 30m 75% 2.1% 2,108 Flying now
American PBI DCA 2h 27m 74% 1.9% 1,063 Flying now
American MIA BWI 2h 40m 72% 1.6% 812 Flying now
Frontier MIA BWI 2h 53m 72% 3.0% 265 Flying now
JetBlue FLL DCA 2h 32m 69% 2.0% 1,368 Flying now
Frontier FLL BWI 2h 42m 69% 4.8% 167 Flying now
Southwest FLL DCA 2h 35m 68% 1.1% 364 Flying now
American FLL DCA 2h 33m 67% 2.3% 575 Flying now
JetBlue PBI DCA 2h 24m 66% 2.2% 743 Flying now
Frontier FLL IAD 2h 40m 54% 5.6% 72 Flying now
JetBlue FLL BWI 2h 28m 42% 5.8% 69 Flying now
United PBI IAD 2h 31m 84% 1.2% 333 Not flying now
Frontier MIA IAD 2h 50m 77% 1.8% 113 Not flying now
Spirit FLL BWI 2h 33m 72% 4.1% 774 Not flying now
Spirit MIA BWI 2h 49m 54%few flights 3.7% 27 Not flying now
Pick a date and this becomes a forecast Coming soon: within 3 days of travel, the same ranking will use that day’s weather and our odds for each flight.

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