Route
ATL → LAS
Hartsfield Jackson Atlanta International Airport Harry Reid International Airport
How punctual is this route?
- On-time arrivals
- 74.8%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 68 min
- Flights arriving 15+ minutes late
- Flights tracked
- 4,758
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 45%
- Late-arriving aircraft 31%
- Air traffic control & airport 20%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.5% | 389 |
| October 2025 | 75.6% | 415 |
| November 2025 | 80.6% | 390 |
| December 2025 | 80.2% | 427 |
| January 2026 | 76.7% | 390 |
| February 2026 | 75.6% | 340 |
| March 2026 | 79.2% | 407 |
| April 2026 | 74.2% | 419 |
| May 2026 | 68.9% | 407 |
| June 2026 | 73.3% | 389 |
| July 2026 | 67.9% | 396 |
| August 2026 | 64.9% | 389 |
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 | 3,324 | 76.5% | 0.7% | 62 min |
| Southwest Airlines | 719 | 76.4% | 0.4% | 54 min |
| Frontier Airlines | 596 | 62.9% | 1.8% | 96 min |
| NK | 119 | 76.3% | 0.8% | 78 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
DL711
23% late · 360 flights
-
DL549
23% late · 347 flights
-
DL777
15% late · 341 flights
-
DL659
22% late · 333 flights
-
DL466
21% late · 306 flights
-
F93923
43% late · 300 flights
-
DL919
25% late · 278 flights
-
F94891
32% late · 273 flights
-
DL825
36% late · 230 flights
-
DL955
35% late · 222 flights
-
DL945
18% late · 203 flights
-
DL793
36% late · 134 flights
-
DL927
10% late · 110 flights
-
DL824
16% late · 107 flights
-
DL941
27% late · 99 flights
-
DL722
40% late · 86 flights
-
WN212
21% late · 70 flights
-
DL748
18% late · 60 flights
-
WN384
17% late · 59 flights
-
NK1545
16% late · 57 flights
-
WN210
71% late · 51 flights
-
WN245
2% late · 42 flights
-
WN1256
0% late · 36 flights
-
WN209
6% late · 36 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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