Historical on-time performance
Raleigh-durham to Miami
Flights on RDU–MIA arrive on time 76% of the time over the last 12 months.
based on 2,006 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Delta Air LinesOn-time77%Medianon timep9065 minCancel1.1%Flights275
- American AirlinesOn-time75%Medianon timep9065 minCancel1.7%Flights1,731
Why flights run late
Delay causes
- Airline42%
- Weather2%
- Air traffic (NAS)11%
- Late aircraft45%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline19%
- Weather78%
- Air traffic (NAS)3%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 32 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly RDU → MIA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 85% on time.
- Mornings85% on time · p90 20 min · 3,477 flights
- Middays77% on time · p90 45 min · 1,460 flights
- Overnights66% on time · p90 75 min · 100 flights · limited
- Afternoons65% on time · p90 65 min · 382 flights
- Evenings63% on time · p90 85 min · 1,789 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 80% on time.
- Wednesdays80% on time · p90 40 min · 958 flights
- Tuesdays79% on time · p90 50 min · 967 flights
- Mondays77% on time · p90 50 min · 1,038 flights
- Thursdays77% on time · p90 40 min · 1,053 flights
- Fridays76% on time · p90 60 min · 1,054 flights
- Saturdays75% on time · p90 50 min · 1,049 flights
- Sundays73% on time · p90 55 min · 1,090 flights
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