Historical on-time performance
Minneapolis to Seattle
Flights on MSP–SEA arrive on time 80% of the time over the last 12 months.
based on 2,707 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-time81%Medianon timep9030 minCancel1.0%Flights1,736
- Alaska AirlinesOn-time78%Medianon timep9030 minCancel1.3%Flights971
Why flights run late
Delay causes
- Airline41%
- Weather5%
- Air traffic (NAS)27%
- Late aircraft28%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline53%
- Weather47%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 30 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 MSP → SEA
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 91% on time.
- Middays91% on time · p90 10 min · 1,302 flights
- Mornings90% on time · p90 10 min · 2,677 flights
- Afternoons79% on time · p90 30 min · 1,842 flights
- Overnights77% on time · p90 35 min · 559 flights
- Evenings75% on time · p90 40 min · 1,657 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 86% on time.
- Saturdays86% on time · p90 20 min · 1,020 flights
- Wednesdays85% on time · p90 20 min · 1,093 flights
- Mondays85% on time · p90 25 min · 1,210 flights
- Tuesdays84% on time · p90 20 min · 1,088 flights
- Fridays83% on time · p90 25 min · 1,216 flights
- Sundays83% on time · p90 30 min · 1,202 flights
- Thursdays81% on time · p90 30 min · 1,208 flights
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