Historical on-time performance
Bellingham to Seattle
Flights on BLI–SEA arrive on time 81% of the time over the last 12 months.
based on 1,277 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time81%Medianon timep9025 minCancel2.1%Flights1,277
Why flights run late
Delay causes
- Airline32%
- Weather9%
- Air traffic (NAS)14%
- Late aircraft45%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline7%
- Weather52%
- Air traffic (NAS)41%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 27 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 BLI → 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 74% to 83% on time.
- Mornings83% on time · p90 20 min · 1,429 flights
- Evenings80% on time · p90 35 min · 414 flights
- Middays75% on time · p90 35 min · 916 flights
- Afternoons74% on time · p90 45 min · 445 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 82% on time.
- Saturdays82% on time · p90 30 min · 413 flights
- Wednesdays81% on time · p90 25 min · 462 flights
- Sundays80% on time · p90 25 min · 461 flights
- Tuesdays79% on time · p90 25 min · 461 flights
- Mondays79% on time · p90 25 min · 470 flights
- Fridays77% on time · p90 35 min · 470 flights
- Thursdays76% on time · p90 40 min · 467 flights
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