65% of flights from Roanoke to New York arrived on time over the past 12 months. That is worse than the typical U.S. route. The 7 a.m. departures ran on time 81% of the time; the 5 p.m. ones 41%. Most reliable airline: Delta Air Lines (81%). 23% of flights arrived more than an hour late or not at all.
How late?
The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for ROA → LGA: when a flight was late, it was under 45 minutes late 36% of the time. About 1 in 7 flights landed an hour or more late, and 1 in 25 three hours or more; 7.0% were cancelled outright.
- On time or early65%
- 15–30 min late6.3%
- 30–60 min late6.0%
- 1–2 hours late7.7%
- 2–3 hours late3.4%
- 3+ hours late4.0%
- Diverted0.4%
- Cancelled7.0%
Share of all 672 scheduled flights, past 12 months, by arrival time against schedule.
By airline
| Airline | Flights | On time | Cancelled | Typical arrival | 1h+ late | Avg when late | Operated by |
|---|---|---|---|---|---|---|---|
| American Airlines | 348 | 51% | 7.8% | +7 min | 21.3% | +83 min | Republic Airways |
| Delta Air Lines | 324 | 81% | 6.2% | −15 min | 8.6% | +135 min | Endeavor Air |
Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.
Best time of day to fly
On-time rate by scheduled departure hour (local time at ROA). Delays build through the day as late planes knock on, so early flights usually do best.
By airline and hour
| Departs | American Airlines | Delta Air Lines |
|---|---|---|
| 7 a.m. | — | 81% |
| 5 p.m. | 41% | — |
By month
Each calendar month pooled over 2023–2026. Best: September (83%). Worst: July (57%).
By day of week
| Day | Flights | On time | Cancelled |
|---|---|---|---|
| Monday | 104 | 60% | 12.5% |
| Tuesday | 102 | 68% | 4.9% |
| Wednesday | 100 | 62% | 5.0% |
| Thursday | 99 | — | — |
| Friday | 101 | 68% | 6.9% |
| Saturday | 63 | — | — |
| Sunday | 103 | 63% | 5.8% |
Why flights were late
Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.
Cancellations: air traffic/airport 27 · weather 14 · airline 6
Month by month
Not enough months with data to draw a trend.
Flight numbers on this route
Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.
| Flight | Departs | Flights | On time | Cancelled | Typical arrival | Operated by |
|---|---|---|---|---|---|---|
| DL 5321 | 7:05 a.m. | 323 | 81% | 6.2% | −15 min | Endeavor Air |
| AA 4688 | 5:03 p.m. | 263 | 52% | 7.2% | +5 min | Republic Airways |
Worst days in the past year
| Date | Flights | On time | Cancelled |
|---|---|---|---|
| Nov 29, 2025 | 3 | 33% | 0 |
| Nov 30, 2025 | 4 | 75% | 0 |
Questions
How often are flights from ROA to LGA on time?
65% of 672 scheduled flights from Roanoke, VA to New York, NY arrived within 15 minutes of schedule between September 2025 and August 2026. 7.0% were cancelled.
What is the best time of day to fly ROA to LGA?
Flights scheduled to leave at 7 a.m. were the most reliable (81% on time). The 5 p.m. departures were the least (41%).
Which airline is most on time from ROA to LGA?
Delta Air Lines: 81% of its 324 flights on the route arrived on time. American Airlines: 51%.
What month has the most delays from ROA to LGA?
July (57% on time). The best month is September (83%), over 2023–2026.
Related
- LGA → ROA (return)
- Roanoke–Blacksburg (ROA) delays by hour
- Flights into LaGuardia (LGA)
- American Airlines on-time record
- Delta Air Lines on-time record
- Connecting off this flight? Check the risk
Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.