Route
ATL → SAT
Hartsfield Jackson Atlanta International Airport San Antonio International Airport
How punctual is this route?
- On-time arrivals
- 81.1%
- Less than 15 minutes late
- Cancelled
- 1.7%
- Of scheduled flights
- Average delay when late
- 61 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,962
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 47%
- Late-arriving aircraft 32%
- 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 | 86.2% | 260 |
| October 2025 | 85.5% | 275 |
| November 2025 | 80.9% | 250 |
| December 2025 | 78.7% | 250 |
| January 2026 | 80.4% | 217 |
| February 2026 | 86.7% | 221 |
| March 2026 | 81.4% | 256 |
| April 2026 | 85.4% | 248 |
| May 2026 | 74.9% | 259 |
| June 2026 | 85.2% | 244 |
| July 2026 | 68.2% | 250 |
| August 2026 | 79.6% | 232 |
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 | 2,596 | 81.1% | 1.8% | 60 min |
| Southwest Airlines | 292 | 82.1% | 0.3% | 52 min |
| Frontier Airlines | 74 | 75.7% | 0.0% | 110 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL1408
14% late · 361 flights
-
DL1465
23% late · 361 flights
-
DL2893
26% late · 361 flights
-
DL1508
21% late · 352 flights
-
DL1676
9% late · 254 flights
-
DL2009
19% late · 223 flights
-
DL1121
16% late · 156 flights
-
DL1222
27% late · 132 flights
-
DL1979
15% late · 109 flights
-
DL1912
13% late · 108 flights
-
F94809
24% late · 74 flights
-
DL1312
21% late · 73 flights
-
DL2135
14% late · 45 flights
-
WN1758
18% late · 33 flights
-
DL1084
23% late · 31 flights
-
DL1935
13% late · 30 flights
-
WN2872
7% late · 28 flights
-
WN246
4% late · 27 flights
-
WN416
30% late · 27 flights
-
WN4389
24% late · 25 flights
-
WN267
33% late · 24 flights
-
WN3026
5% late · 22 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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