Historical on-time performance
New Orleans to Boston
1,367 miData through Dec 2025Source: US DOT · BTS
Flights on MSY–BOS arrive on time 63% of the time over the last 12 months.
On-time rate63%arrived within 15 min
p90 delay100 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 808 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-time63%Medianon timep9090 minCancel0.9%Flights466
- Delta Air LinesOn-time63%Medianon timep90110 minCancel1.5%Flights342
Why flights run late
Delay causes
- Airline37%
- Weather1%
- Air traffic (NAS)35%
- Late aircraft28%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly MSY → BOS
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 67% to 80% on time.
- Mornings80% on time · p90 40 min · 286 flights
- Overnights76% on time · p90 40 min · 59 flights · limited
- Middays68% on time · p90 70 min · 1,042 flights
- Afternoons67% on time · p90 85 min · 1,046 flights
- Evenings67% on time · p90 75 min · 303 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 64% to 77% on time.
- Saturdays77% on time · p90 60 min · 375 flights
- Tuesdays73% on time · p90 60 min · 361 flights
- Wednesdays72% on time · p90 50 min · 362 flights
- Fridays68% on time · p90 75 min · 410 flights
- Mondays67% on time · p90 85 min · 414 flights
- Thursdays67% on time · p90 95 min · 404 flights
- Sundays64% on time · p90 85 min · 410 flights
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