Best Time to Fly ATL to MOB: On-Time Stats by Hour & Airline
Hartsfield-Jackson Atlanta International → Mobile Regional
Data through July 2026 · Last updated October 18, 2026
905 flights were scheduled from Atlanta (ATL) to Mobile (MOB) in the last 12 months, and 79.2% of those that flew arrived on time, 1.6 points above the US average of 77.6%.
Delta Air Lines was the most punctual of the 2 airlines on the route at 81.8%, while SkyWest Airlines trailed at 67.5%.
November has been the best month (93% on time) and Friday the weakest day of the week (75%).
2.0% of flights were cancelled, versus 1.8% nationally.
ATL to MOB on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 81.8% | 76 min | 2.3% | 747 |
| SkyWest Airlines | 67.5% | 91 min | 0.6% | 158 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ATL to MOB
On-time arrival % by scheduled departure hour (local time), 1,768 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 91.4% | 1.1% | 188 |
| 9am–10am | Limited data | 2 | |
| 10am–11am | 87.9% | 0.0% | 33 |
| 11am–12pm | 82.9% | 3.4% | 176 |
| 12pm–1pm | 89.0% | 0.0% | 163 |
| 1pm–2pm | Limited data | 25 | |
| 2pm–3pm | 75.3% | 1.1% | 90 |
| 3pm–4pm | 75.3% | 1.3% | 157 |
| 4pm–5pm | 74.9% | 0.0% | 187 |
| 5pm–6pm | 72.7% | 0.9% | 111 |
| 6pm–7pm | 82.5% | 1.3% | 151 |
| 7pm–8pm | Limited data | 14 | |
| 8pm–9pm | Limited data | 29 | |
| 9pm–10pm | Limited data | 1 | |
| 10pm–11pm | 84.7% | 2.4% | 255 |
| 11pm–12am | 73.6% | 2.1% | 186 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ATL to MOB
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 92.1% | +7.7 pts | 0.0% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.5% | -9.0 pts | 1.9% | 54 |
| Summer peak (Jun 15 - Aug 15) | 71.4% | -13.1 pts | 1.7% | 405 |
| All other days | 84.4% | — | 1.3% | 1,271 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).