Route
ATL → MIA
Hartsfield Jackson Atlanta International Airport Miami International Airport
How punctual is this route?
- On-time arrivals
- 71.2%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 77 min
- Flights arriving 15+ minutes late
- Flights tracked
- 6,280
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 20%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.1% | 421 |
| October 2025 | 79.3% | 485 |
| November 2025 | 72.3% | 495 |
| December 2025 | 68.8% | 587 |
| January 2026 | 66.6% | 547 |
| February 2026 | 75.2% | 491 |
| March 2026 | 65.9% | 571 |
| April 2026 | 74.4% | 573 |
| May 2026 | 69.4% | 552 |
| June 2026 | 77.1% | 490 |
| July 2026 | 63.4% | 558 |
| August 2026 | 65.5% | 510 |
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 |
|---|---|---|---|---|
| Delta Air Lines | 3,321 | 71.4% | 1.8% | 60 min |
| American Airlines | 1,555 | 74.8% | 0.8% | 95 min |
| Frontier Airlines | 937 | 63.4% | 1.6% | 99 min |
| NK | 236 | 74.7% | 4.7% | 100 min |
| Envoy Air | 187 | 75.0% | 1.6% | 83 min |
| Republic Airways | 44 | 63.6% | 0.0% | 71 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL1332
18% late · 365 flights
-
DL1510
16% late · 365 flights
-
DL1588
36% late · 364 flights
-
DL1323
38% late · 363 flights
-
DL1579
25% late · 361 flights
-
F94406
28% late · 349 flights
-
DL2836
10% late · 345 flights
-
DL1386
37% late · 337 flights
-
F93442
51% late · 305 flights
-
DL1234
39% late · 274 flights
-
DL1589
30% late · 255 flights
-
F92272
33% late · 237 flights
-
AA3190
16% late · 182 flights
-
AA1046
12% late · 176 flights
-
AA2526
20% late · 164 flights
-
DL1328
47% late · 116 flights
-
AA1932
19% late · 113 flights
-
AA2283
17% late · 102 flights
-
AA1368
39% late · 96 flights
-
NK3031
31% late · 96 flights
-
AA1367
72% late · 76 flights
-
AA512
25% late · 76 flights
-
DL1631
51% late · 57 flights
-
MQ4031
31% late · 46 flights
In the news
More headlines →-
City Council backs $55 million in new Hartsfield-Jackson funding as construction projects multiply
The Business Journals ATL
-
Over 400 flights cancelled due to severe weather at Hartsfield-Jackson Atlanta International Airport, Georgia
The Watchers - Watching the world evolve and transform ATL
-
Hartsfield-Jackson Atlanta International Airport
The Aviation Hub ATL
Headlines found by Google News; stories open on the publisher's site.
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