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Flight Reliability

UA 5707 · United Airlines

San Francisco → Reno (SFO–RNO)80% of its flights flew this route. The rest (MCI–ORD, SEA–SFO) are included in these numbers.

69
Usually Fine
WanderNerd Reliability Score
69%
Arrive within 15 minutes
16 min
Average arrival delay
1.3%
Cancelled
1 min early
Median arrival delay

Based on 301 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

UA 5707 departing between 9 AM–12 PM arrived on time 74% of the time, versus 52% between 3–6 PM.

Friday is doing you no favors.

UA 5707 arrived on time 78% of the time on Mondays and just 57% on Fridays. That gap is worth planning around.

Lagging the SFO–RNO route.

UA 5707 arrived on time 69% of the time, versus 78% across the SFO–RNO route.

Lagging the United Airlines network.

UA 5707 arrived on time 69% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon78%(45 flights)
  • Tue73%(37 flights)
  • Wed73%(37 flights)
  • Thu61%(44 flights)
  • Fri57%(47 flights)
  • Sat72%(36 flights)
  • Sun69%(51 flights)
On-time by departure window
  • 9 AM–12 PM74%(19 flights)
  • 12–3 PM71%(234 flights)
  • 3–6 PM52%(44 flights)
On-time trend by month
57%
May

Jun 87% → May 57% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202577%31
August 202596%24
September 202562%13
November 202531%16
December 202560%30
January 202668%31
February 202659%27
March 202684%31
April 202659%27
May 202657%30
Departures on time
73%
Diverted
0%
Flights flown
297
Months covered
12

Same route, other flights

Keep nerding

Based on 301 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.