Flight Check

Best Airline: LGA to MIA

New York to Miami — airline reliability comparison

American Airlines is the most reliable airline on the LGA to MIA route with a 76% on-time rate, compared to Republic Airways at 56%. Based on 12,092 flights tracked.

This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

American Airlines76%
Spirit Airlines75%
Delta Air Lines73%
Frontier Airlines68%
Republic Airways56%

LGA to MIA Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
American AirlinesAABest76%2.6%86m12,092
Spirit AirlinesNK75%2.4%80m1,701
Delta Air LinesDL73%2.3%73m6,344
Frontier AirlinesF968%3.4%133m497
Republic AirwaysYXWorst56%10.0%66m10

Route Overview

75%
Overall On-Time
83m
Avg Delay
2.5%
Cancel Rate
20,752
Total Flights
LGA to MIA Route DetailsReturn: MIA to LGA
LGA AirportMIA Airport

Flying out of LGA? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

Free. No account needed.

Data last updated October 2026. Source: Bureau of Transportation Statistics.