OnTimeRoutes
B

United Airlines SFO to EUG on-time performance

United Airlines nonstop flights from San Francisco to Eugene · Aug 2025 – Jul 2026

On-time arrivals
78%
arrived < 15 min late
Cancelled
0.1%
1 flights
Avg arrival delay
18 min
76 min when late
Rank on route
#1 of 2
route average 76% on time

Key facts

  • United Airlines flights on SFO to EUG arrived on time 78% of the time in Aug 2025 – Jul 2026.
  • 0.1% were cancelled, and 9% arrived an hour or more late.
  • That ranks #1 of 2 airlines on this route, which averaged 76% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (59%).

On-time trend by month

30%65%100%July 2025: 81.3% on time, 0.0% cancelledJul ’25August 2025: 86.9% on time, 1.6% cancelledAug ’25September 2025: 80.3% on time, 0.0% cancelledSep ’25October 2025: 83.7% on time, 0.0% cancelledOct ’25November 2025: 83.0% on time, 0.0% cancelledNov ’25December 2025: 79.7% on time, 0.0% cancelledDec ’25January 2026: 90.0% on time, 0.0% cancelledJan ’26February 2026: 88.5% on time, 0.0% cancelledFeb ’26March 2026: 83.9% on time, 0.0% cancelledMar ’26April 2026: 85.0% on time, 0.0% cancelledApr ’26May 2026: 80.3% on time, 0.0% cancelledMay ’26June 2026: 46.7% on time, 0.0% cancelledJun ’26July 2026: 46.6% on time, 0.0% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft59%
  • Airline (crew, maintenance, cleaning, fueling)34%
  • Air traffic control & airport congestion7%
  • Extreme weather0%
  • Security0%

Other airlines on SFO to EUG

775 United Airlines flights tracked on this route; 1 cancelled, 0 diverted.

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.