Historical on-time performance
Medford to Seattle
352 miData through May 2026Source: US DOT · BTS
Flights on MFR–SEA arrive on time 90% of the time over the last 12 months.
On-time rate90%arrived within 15 min
p90 delay10 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 1,205 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time90%Medianon timep9010 minCancel1.2%Flights1,205
Why flights run late
Delay causes
- Airline54%
- Weather36%
- Air traffic (NAS)5%
- Late aircraft4%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather60%
- Air traffic (NAS)40%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 15 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 MFR → 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 85% to 91% on time.
- Mornings91% on time · p90 5 min · 1,097 flights
- Evenings91% on time · p90 10 min · 994 flights
- Middays85% on time · p90 20 min · 1,056 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 86% to 93% on time.
- Thursdays93% on time · p90 5 min · 484 flights
- Wednesdays91% on time · p90 10 min · 468 flights
- Saturdays90% on time · p90 10 min · 375 flights
- Fridays89% on time · p90 10 min · 481 flights
- Tuesdays89% on time · p90 15 min · 476 flights
- Mondays87% on time · p90 15 min · 476 flights
- Sundays86% on time · p90 25 min · 458 flights
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