Historical on-time performance
Seattle to Medford
352 miData through May 2026Source: US DOT · BTS
Flights on SEA–MFR arrive on time 88% of the time over the last 12 months.
On-time rate88%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 1,204 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesOn-time88%Medianon timep9015 minCancel1.0%Flights1,204
Why flights run late
Delay causes
- Airline44%
- Weather38%
- Air traffic (NAS)9%
- Late aircraft8%
- Security1%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather50%
- Air traffic (NAS)50%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 12 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 → MFR
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Afternoons are the most reliable time of day to fly this route — 90% on time.
- Afternoons90% on time · p90 10 min · 975 flights
- Mornings86% on time · p90 20 min · 868 flights
- Overnights86% on time · p90 15 min · 984 flights
- Middays84% on time · p90 20 min · 283 flights
- Evenings84% on time · p90 20 min · 107 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 85% to 91% on time.
- Tuesdays91% on time · p90 10 min · 476 flights
- Thursdays88% on time · p90 15 min · 484 flights
- Mondays87% on time · p90 15 min · 476 flights
- Wednesdays87% on time · p90 15 min · 468 flights
- Fridays86% on time · p90 20 min · 480 flights
- Saturdays86% on time · p90 20 min · 375 flights
- Sundays85% on time · p90 20 min · 458 flights
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