OnTimeRoutes
D

Southwest Airlines BUR to BOI on-time performance

Southwest Airlines nonstop flights from Burbank to Boise · Aug 2025 – Jul 2026

On-time arrivals
66%
arrived < 15 min late
Cancelled
0.8%
1 flights
Avg arrival delay
22 min
62 min when late
Rank on route
#2 of 2
route average 85% on time

Key facts

  • Southwest Airlines flights on BUR to BOI arrived on time 66% of the time in Aug 2025 – Jul 2026.
  • 0.8% were cancelled, and 11% arrived an hour or more late.
  • That ranks #2 of 2 airlines on this route, which averaged 85% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (59%).

On-time trend by month

30%65%100%July 2025: 95.0% on time, 0.0% cancelledJul ’25August 2025: 57.1% on time, 0.0% cancelledAug ’25September 2025: 100.0% on time, 0.0% cancelledSep ’25October 2025: 47.1% on time, 0.0% cancelledOct ’25November 2025: 70.6% on time, 0.0% cancelledNov ’25December 2025: 80.0% on time, 0.0% cancelledDec ’25January 2026: 77.8% on time, 0.0% cancelledJan ’26February 2026: 70.6% on time, 5.6% cancelledFeb ’26March 2026: 100.0% on time, 0.0% cancelledMar ’26June 2026: 56.3% on time, 0.0% cancelledJun ’26July 2026: 61.1% 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%
  • Air traffic control & airport congestion25%
  • Airline (crew, maintenance, cleaning, fueling)15%
  • Extreme weather0%
  • Security0%

Other airlines on BUR to BOI

123 Southwest 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.