Spirit Airlines ORD to LAS on-time performance
Spirit Airlines nonstop flights from Chicago to Las Vegas · Aug 2025 – Jul 2026
On-time arrivals
83%
arrived < 15 min late
Cancelled
1.5%
3 flights
Avg arrival delay
13 min
74 min when late
Rank on route
#1 of 5
route average 74% on time
Key facts
- Spirit Airlines flights on ORD to LAS arrived on time 83% of the time in Aug 2025 – Jul 2026.
- 1.5% were cancelled, and 6% arrived an hour or more late.
- That ranks #1 of 5 airlines on this route, which averaged 74% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (34%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion34%
- Airline (crew, maintenance, cleaning, fueling)26%
- Extreme weather24%
- Late-arriving aircraft17%
- Security0%
Other airlines on ORD to LAS
- United Airlines80% on time · 14 min avg delay
- American Airlines67% on time · 25 min avg delay
- Southwest Airlines73% on time · 20 min avg delay
- Frontier Airlines59% on time · 64 min avg delay
Full ORD to LAS comparison →
Spirit Airlines on-time record across all routes →
198 Spirit Airlines flights tracked on this route; 3 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.