Route Reliability
Miami → ISP
MIA–ISP · 1,113 miles · Miami International Airport to ISP Airport
86
Pretty Reliable
WanderNerd Reliability Score
- 84%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 0%
- Cancelled
- 64
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 84% of the time across 64 flights. No comparison to make.
What the data says
Mondays have been rough.
MIA–ISP flights arrived on time 90% of the time on Sundays and just 70% on Mondays. That gap is worth planning around.
Flights on this route
The breakdown
- Mon70%(10 flights)
- Tue—(9 flights)
- Wed—(9 flights)
- Thu—(8 flights)
- Fri—(8 flights)
- Sat—(9 flights)
- Sun90%(10 flights)
- 9 AM–12 PM—(9 flights)
- 12–3 PM83%(54 flights)
Same trip, other airports
Keep nerding
Based on 64 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.