LGA to MIA flight delays & on-time performance
Nonstop flights from LaGuardia Airport to Miami International Airport · 1,096 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LGA or MIA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New York (LGA) to Miami (MIA) arrived on time 70% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 4% were cancelled, and 13% arrived an hour or more late.
- American Airlines was the most punctual airline here (71% on time); Spirit Airlines was the least (64%).
- Departures scheduled around 6am did best (90% on time); around 4pm did worst (54%).
- Tuesday was the most reliable day to fly (75% on time) and Sunday the least (59%).
- The largest source of delay minutes was late-arriving aircraft (48%).
Which airline is most on time from LGA to MIA?
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 |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 75% | 0.0% | 27 min | 25.0% | 4 |
| American Airlines | 71% | 3.6% | 28 min | 12.4% | 3,560 |
| Delta Air Lines | 70% | 3.8% | 21 min | 11.3% | 1,916 |
| Frontier Airlines | 67% | 10.1% | 82 min | 22.4% | 119 |
| Spirit Airlines | 64% | 7.5% | 30 min | 17.0% | 387 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am90%611 flights
- 7am87%603 flights
- 8am82%234 flights
- 9am72%397 flights
- 10am65%186 flights
- 11am71%625 flights
- 1pm70%448 flights
- 2pm70%92 flights
- 3pm61%616 flights
- 4pm54%219 flights
- 5pm60%442 flights
- 6pm61%340 flights
- 7pm61%804 flights
- 8pm71%285 flights
- 10pm62%65 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday68%8.3% cancelled
- Tuesday75%4.5% cancelled
- Wednesday74%2.5% cancelled
- Thursday68%1.5% cancelled
- Friday74%1.6% cancelled
- Saturday74%3.2% cancelled
- Sunday59%6.5% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft48%
- Air traffic control & airport congestion25%
- Airline (crew, maintenance, cleaning, fueling)22%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather68%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion12%
- Security0%
LGA to MIA: common questions
- How often are LGA to MIA flights on time?
- 70% 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 New York to Miami cancelled?
- 4.0% of scheduled flights were cancelled (241 of 5,986).
- How long are typical delays?
- Across all flights the average arrival delay was 27 min (early arrivals count as zero). Flights that were late arrived 88 min behind schedule on average, and 12.5% of flights were an hour or more late.
- How long is taxi time at LGA?
- Flights on this route spent 26 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MIA to LGA — 68% on time
More flights from New York
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LGA → MIA, nonstop flights by US airlines that report to the DOT. How we calculate this.