Historical on-time performance
Seattle to New Orleans
2,086 miData through Dec 2025Source: US DOT · BTS
Flights on SEA–MSY arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 658 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Alaska AirlinesOn-time73%Medianon timep9030 minCancel1.1%Flights658
Why flights run late
Delay causes
- Airline47%
- Weather0%
- Air traffic (NAS)24%
- Late aircraft29%
- 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 SEA → MSY
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 75% to 85% on time.
- Evenings85% on time · p90 20 min · 72 flights · limited
- Overnights79% on time · p90 25 min · 821 flights
- Mornings76% on time · p90 35 min · 315 flights
- Middays75% on time · p90 30 min · 802 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 83% on time.
- Tuesdays83% on time · p90 20 min · 264 flights
- Saturdays79% on time · p90 30 min · 270 flights
- Mondays77% on time · p90 35 min · 289 flights
- Sundays76% on time · p90 25 min · 304 flights
- Fridays76% on time · p90 30 min · 304 flights
- Wednesdays76% on time · p90 30 min · 278 flights
- Thursdays74% on time · p90 25 min · 302 flights
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