Route
MIA → SJU
Miami International Airport Luis Munoz Marin International Airport
How punctual is this route?
- On-time arrivals
- 76.3%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 76 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,645
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 40%
- Airline (crew, maintenance, cleaning) 39%
- Air traffic control & airport 17%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 78.6% | 168 |
| October 2025 | 73.3% | 176 |
| November 2025 | 76.3% | 212 |
| December 2025 | 80.4% | 257 |
| January 2026 | 71.2% | 250 |
| February 2026 | 75.8% | 208 |
| March 2026 | 68.2% | 278 |
| April 2026 | 72.3% | 234 |
| May 2026 | 85.5% | 214 |
| June 2026 | 84.6% | 214 |
| July 2026 | 72.8% | 217 |
| August 2026 | 79.3% | 217 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| American Airlines | 2,140 | 78.2% | 0.5% | 72 min |
| Frontier Airlines | 381 | 71.8% | 1.3% | 81 min |
| NK | 124 | 56.4% | 5.6% | 103 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
AA1613
16% late · 225 flights
-
F93378
29% late · 176 flights
-
AA1364
34% late · 168 flights
-
F92284
23% late · 157 flights
-
AA2141
9% late · 156 flights
-
AA1341
13% late · 89 flights
-
AA1172
38% late · 86 flights
-
AA2581
18% late · 76 flights
-
AA2582
8% late · 76 flights
-
AA2584
11% late · 76 flights
-
AA3001
5% late · 76 flights
-
AA3165
30% late · 76 flights
-
NK462
44% late · 71 flights
-
AA967
36% late · 56 flights
-
AA993
6% late · 54 flights
-
AA1329
27% late · 52 flights
-
AA1999
53% late · 51 flights
-
F92384
43% late · 47 flights
-
AA2834
19% late · 44 flights
-
AA2838
9% late · 44 flights
-
AA2853
23% late · 44 flights
-
AA3202
11% late · 44 flights
-
AA3115
7% late · 43 flights
-
AA3149
31% late · 43 flights
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