Historical on-time performance
Seattle to Tampa
Flights on SEA–TPA arrive on time 74% of the time over the last 12 months.
based on 919 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.
- Alaska AirlinesOn-time75%Medianon timep9035 minCancel0.7%Flights613
- Delta Air LinesOn-time71%Medianon timep9040 minCancel0.7%Flights306
Why flights run late
Delay causes
- Airline45%
- Weather6%
- Air traffic (NAS)22%
- Late aircraft27%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline83%
- Weather17%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 6 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 SEA → TPA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 75% to 75% on time.
- Mornings75% on time · p90 35 min · 1,208 flights
- Middays75% on time · p90 35 min · 894 flights
- Overnights75% on time · p90 35 min · 899 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 72% to 78% on time.
- Tuesdays78% on time · p90 30 min · 420 flights
- Saturdays77% on time · p90 35 min · 430 flights
- Mondays76% on time · p90 35 min · 448 flights
- Wednesdays76% on time · p90 30 min · 430 flights
- Fridays75% on time · p90 35 min · 451 flights
- Thursdays74% on time · p90 35 min · 446 flights
- Sundays72% on time · p90 45 min · 452 flights
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