Historical on-time performance
Boston to Jacksonville
Flights on BOS–JAX arrive on time 72% of the time over the last 12 months.
based on 1,544 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.
- JetBlue AirwaysOn-time73%Medianon timep9060 minCancel2.8%Flights652
- Republic AirwaysOn-time72%Medianon timep9055 minCancel2.1%Flights892
Why flights run late
Delay causes
- Airline32%
- Weather2%
- Air traffic (NAS)28%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline30%
- Weather30%
- Air traffic (NAS)41%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 37 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 BOS → JAX
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 — 82% on time.
- Mornings82% on time · p90 30 min · 1,907 flights
- Middays76% on time · p90 60 min · 324 flights
- Afternoons69% on time · p90 70 min · 1,089 flights
- Evenings65% on time · p90 75 min · 698 flights
- Overnights63% on time · p90 90 min · 185 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 79% on time.
- Saturdays79% on time · p90 55 min · 512 flights
- Wednesdays78% on time · p90 40 min · 597 flights
- Tuesdays78% on time · p90 55 min · 587 flights
- Fridays74% on time · p90 55 min · 625 flights
- Mondays73% on time · p90 65 min · 631 flights
- Thursdays70% on time · p90 60 min · 624 flights
- Sundays70% on time · p90 70 min · 627 flights
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