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Flight Reliability

UA 367 · United Airlines

Washington → San Francisco (IAD–SFO)95% of its flights flew this route. The rest (ORD–SEA, IAD–BUF) are included in these numbers.

87
Pretty Reliable
WanderNerd Reliability Score
83%
Arrive within 15 minutes
2 min early
Average arrival delay
0.5%
Cancelled
9 min early
Median arrival delay

Based on 364 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

UA 367 departing between 3–6 PM arrived on time 94% of the time, versus 83% between 9 PM–12 AM.

Friday is doing you no favors.

UA 367 arrived on time 90% of the time on Saturdays and just 75% on Fridays. That gap is worth planning around.

A bit ahead of the IAD–SFO route.

UA 367 arrived on time 83% of the time, versus 79% across the IAD–SFO route.

A bit ahead of the United Airlines network.

UA 367 arrived on time 83% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon82%(51 flights)
  • Tue88%(51 flights)
  • Wed81%(52 flights)
  • Thu85%(52 flights)
  • Fri75%(52 flights)
  • Sat90%(52 flights)
  • Sun82%(50 flights)
On-time by departure window
  • 3–6 PM94%(18 flights)
  • 9 PM–12 AM83%(342 flights)
On-time trend by month
87%
May

Jun 77% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%30
July 202563%30
August 202584%31
September 202593%30
October 202587%31
November 202580%30
December 202577%31
January 202683%29
February 202693%28
March 202697%30
April 202680%30
May 202687%30
Departures on time
79%
Diverted
0.5%
Flights flown
360
Months covered
12

Same route, other flights

Keep nerding

Based on 364 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.