Tickets
Any day
8,137 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

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

Best time to leave 6–7 am 97% arrive on time from PBI, 95% arrive on time from FLL, 95% arrive on time from MIA
Best airport pair PBI → IAH 82% on time, 1.2% cancelled, 507 flights
Best single flight UA 2314 FLL 07:00 → IAH 08:45 · 97% on time Avoid AA 2541 MIA 19:42 → IAH 21:33 · 65% 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
MIA
89
90
81
78
71
54
51
54
59
FLL
94
94
91
78
70
57
PBI
96
87
% 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
Houston flights leaving FLL 12–1 pm: 1Close ×
F9 1495 FLL 12:56 IAH 14:50 2h 54m 127 49% 3.1% 79 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.

United (incl. Mesa) 3,805 87% 0.6% 88 min
American (incl. Envoy, Republic) MIA→IAH only 1,689 73% 1.1% 72 min
Southwest 1,101 72% 0.8% 56 min
Spirit 1,163 71% 2.2% 79 min
Frontier 310 69% 3.5% 81 min
JetBlue FLL→IAH only 69 – 4.3% 66 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.

UA 2314 FLL 07:00 IAH 08:45 97%
UA 722 FLL 09:00 IAH 10:45 90%
UA 470 MIA 12:29 IAH 14:23 87%
F9 1067 MIA 06:30 IAH 08:24 85%
UA 2162 FLL 13:10 IAH 15:00 84%
· · ·
AA 2230 MIA 22:15 IAH 23:59 70%
UA 1752 PBI 17:05 IAH 18:59 68%
AA 2541 MIA 19:42 IAH 21:33 65%
All 27 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 IAH 2h 58m 88% 0.7% 1,830 Flying now
United MIA IAH 3h 00m 87% 0.4% 1,468 Flying now
Frontier MIA IAH 2h 54m 83% 4.0% 176 Flying now
United PBI IAH 3h 01m 82% 1.2% 507 Flying now
Southwest MIA HOU 2h 50m 73% 0.7% 290 Flying now
American MIA IAH 2h 58m 73% 1.1% 1,689 Flying now
Southwest FLL HOU 2h 50m 72% 0.9% 811 Flying now
JetBlue FLL IAH 3h 02m 66% 4.3% 69 Flying now
Frontier FLL IAH 2h 54m 50% 3.0% 134 Flying now
Spirit FLL IAH 2h 56m 72% 1.9% 783 Not flying now
Spirit MIA IAH 3h 01m 70% 2.9% 380 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