Southwest Airlines GEG to LAS on-time performance
Southwest Airlines nonstop flights from Spokane to Las Vegas · Aug 2025 – Jul 2026
On-time arrivals
86%
arrived < 15 min late
Cancelled
0.1%
1 flights
Avg arrival delay
7 min
46 min when late
Rank on route
#1 of 2
route average 83% on time
Key facts
- Southwest Airlines flights on GEG to LAS arrived on time 86% of the time in Aug 2025 – Jul 2026.
- 0.1% were cancelled, and 3% arrived an hour or more late.
- That ranks #1 of 2 airlines on this route, which averaged 83% on time overall.
- The largest source of delay minutes was late-arriving aircraft (38%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft38%
- Airline (crew, maintenance, cleaning, fueling)37%
- Air traffic control & airport congestion25%
- Extreme weather0%
- Security0%
Other airlines on GEG to LAS
- Allegiant Air56% on time · 32 min avg delay
Full GEG to LAS comparison →
Southwest Airlines on-time record across all routes →
750 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.