Best Time to Fly MOB to ATL: On-Time Stats by Hour & Airline
Mobile Regional → Hartsfield-Jackson Atlanta International
Data through July 2026 · Last updated October 18, 2026
905 flights were scheduled from Mobile (MOB) to Atlanta (ATL) in the last 12 months, and 83.3% of those that flew arrived on time, 5.6 points above the US average of 77.6%.
Delta Air Lines was the most punctual of the 2 airlines on the route at 85.6%, while SkyWest Airlines trailed at 72.4%.
October has been the best month (91% on time) and Friday the weakest day of the week (81%).
2.1% of flights were cancelled, versus 1.8% nationally.
MOB to ATL 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 | 85.6% | 78 min | 2.3% | 747 |
| SkyWest Airlines | 72.4% | 95 min | 1.3% | 158 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MOB to ATL
On-time arrival % by scheduled departure hour (local time), 1,767 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.1% | 0.0% | 34 |
| 6am–7am | 92.3% | 2.2% | 450 |
| 9am–10am | 93.5% | 1.1% | 188 |
| 11am–12pm | 85.7% | 0.0% | 35 |
| 12pm–1pm | 84.2% | 2.8% | 176 |
| 1pm–2pm | 84.6% | 0.0% | 163 |
| 2pm–3pm | Limited data | 22 | |
| 3pm–4pm | 85.4% | 2.4% | 42 |
| 4pm–5pm | 69.6% | 0.6% | 173 |
| 5pm–6pm | 75.0% | 0.9% | 222 |
| 6pm–7pm | 75.2% | 2.7% | 112 |
| 7pm–8pm | 81.0% | 2.0% | 150 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MOB to ATL
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) | 86.8% | +1.6 pts | 0.0% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.5% | -9.7 pts | 1.9% | 54 |
| Summer peak (Jun 15 - Aug 15) | 81.6% | -3.6 pts | 2.0% | 405 |
| All other days | 85.2% | — | 1.4% | 1,270 |
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).