ATL to LGA flight delays & on-time performance
Nonstop flights from Hartsfield Jackson Atlanta International Airport to LaGuardia Airport · 762 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ATL or LGA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Atlanta (ATL) to New York (LGA) arrived on time 73% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 4.1% were cancelled, and 11% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (77% on time); Frontier Airlines was the least (49%).
- Departures scheduled around 6am did best (92% on time); around 8pm did worst (50%).
- Wednesday was the most reliable day to fly (78% on time) and Sunday the least (68%).
- The largest source of delay minutes was air traffic control & airport congestion (40%).
Which airline is most on time from ATL to LGA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Spirit Airlines | 83% | 0.0% | 7 min | 0.0% | 6 |
| Delta Air Lines | 77% | 3.2% | 16 min | 8.2% | 4,935 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 76% | 5.8% | 22 min | 11.3% | 1,732 |
| Southwest Airlines | 71% | 2.5% | 20 min | 10.1% | 815 |
| American Airlines | 67% | 0.0% | 8 min | 0.0% | 6 |
| Frontier Airlines | 49% | 6.6% | 52 min | 25.8% | 919 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am92%660 flights
- 7am90%371 flights
- 8am86%476 flights
- 9am84%669 flights
- 10am87%395 flights
- 11am81%660 flights
- 12pm74%512 flights
- 1pm77%412 flights
- 2pm66%735 flights
- 3pm65%618 flights
- 4pm74%316 flights
- 5pm60%331 flights
- 6pm58%415 flights
- 7pm61%835 flights
- 8pm50%530 flights
- 9pm65%478 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday70%6.5% cancelled
- Tuesday75%4.3% cancelled
- Wednesday78%1.9% cancelled
- Thursday70%2.2% cancelled
- Friday75%2.4% cancelled
- Saturday76%3.6% cancelled
- Sunday68%7.7% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion40%
- Late-arriving aircraft30%
- Airline (crew, maintenance, cleaning, fueling)25%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather58%
- Airline (crew, maintenance, cleaning, fueling)26%
- Air traffic control & airport congestion16%
- Security0%
ATL to LGA: common questions
- How often are ATL to LGA flights on time?
- 73% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Atlanta to New York cancelled?
- 4.1% of scheduled flights were cancelled (341 of 8,413).
- How long are typical delays?
- Across all flights the average arrival delay was 21 min (early arrivals count as zero). Flights that were late arrived 75 min behind schedule on average, and 10.9% of flights were an hour or more late.
- How long is taxi time at ATL?
- Flights on this route spent 19 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LGA to ATL — 76% on time
More flights from Atlanta
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ATL → LGA, nonstop flights by US airlines that report to the DOT. How we calculate this.