Historical on-time performance
San Francisco to Medford
Flights on SFO–MFR arrive on time 78% of the time over the last 12 months.
based on 940 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.
- United AirlinesOn-time81%Medianon timep9030 minCancel0.0%Flights373
- SkyWest AirlinesOn-time77%Medianon timep9045 minCancel1.9%Flights567
Why flights run late
Delay causes
- Airline32%
- Weather11%
- Air traffic (NAS)22%
- Late aircraft35%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather45%
- Air traffic (NAS)55%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 11 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 SFO → MFR
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 79% to 85% on time.
- Middays85% on time · p90 25 min · 1,114 flights
- Evenings84% on time · p90 30 min · 312 flights
- Afternoons83% on time · p90 25 min · 676 flights
- Overnights79% on time · p90 30 min · 769 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 86% on time.
- Saturdays86% on time · p90 20 min · 383 flights
- Wednesdays85% on time · p90 25 min · 427 flights
- Tuesdays84% on time · p90 25 min · 407 flights
- Mondays82% on time · p90 30 min · 432 flights
- Sundays82% on time · p90 30 min · 426 flights
- Fridays81% on time · p90 30 min · 424 flights
- Thursdays79% on time · p90 30 min · 427 flights
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