Roanoke (ROA) to Atlanta (ATL): On-Time Performance
Data through May 2026
The calendar drives reliability on ROA–ATL. June 2025 flights landed on schedule 100% of the time, but December 2025 dropped to 70% — a gap of 30 points. Across the full period the route averages 86% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 78%), which matters most in the rough months.
- On-time
- 86%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 1.7%
- Flights/day
- 1.2
- last 12 months
- Duration
- 1h 34m
- scheduled
- Distance
- 357 mi
Best airline from ROA to ATL
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Linesmost reliable | 88% | 14 min | 1.7% | 802 |
| Endeavor Air | 85% | 18 min | 2.1% | 334 |
| SkyWest Airlines | 69% | 36 min | 0.0% | 94 |
Monthly on-time trend
Best time to fly from ROA to ATL
Aim for departures around 5 a.m. (92% on-time); avoid 3 p.m. departures (71%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 87% | 19 min |
| Tuesday | 82% | 20 min |
| Wednesdaybest | 93% | 17 min |
| Thursday | 83% | 21 min |
| Friday | 86% | 16 min |
| Saturday | 85% | 15 min |
| Sunday | 84% | 12 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft16%
- Airline operations75%
- National airspace system8%
- Weather2%
Frequently asked questions
- How often are flights from ROA to ATL delayed?
- 14% of ROA–ATL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 17 minutes.
- Which airline is most reliable from ROA to ATL?
- Delta Air Lines has the best on-time record on this route at 88%, based on 802 flights. 3 airlines flew ROA–ATL frequently enough to compare in this period.
- What is the best time of day to fly from ROA to ATL?
- Departures around 5 a.m. have the best record (92% on-time), while departures around 3 p.m. have the worst (71%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ROA to ATL?
- The scheduled ROA–ATL flight time averages 1h 34m over 357 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
- How often are ROA to ATL flights cancelled?
- 1.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from ROA to ATL?
- December 2025 was the roughest month in this dataset, with only 70% of arrivals on time. The best was June 2025 at 100%. If your dates are flexible, that 30-point gap is worth planning around.
Explore related pages
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Based on 1,230 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.