Southwest Airlines LAS to RDU on-time performance
Southwest Airlines nonstop flights from Las Vegas to Raleigh/Durham · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
1.3%
4 flights
Avg arrival delay
14 min
49 min when late
Rank on route
#2 of 3
route average 81% on time
Key facts
- Southwest Airlines flights on LAS to RDU arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 1.3% were cancelled, and 5% arrived an hour or more late.
- That ranks #2 of 3 airlines on this route, which averaged 81% on time overall.
- The largest source of delay minutes was late-arriving aircraft (54%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft54%
- Airline (crew, maintenance, cleaning, fueling)35%
- Air traffic control & airport congestion11%
- Extreme weather1%
- Security0%
Other airlines on LAS to RDU
- Delta Air Lines89% on time · 5 min avg delay
- Frontier Airlines70% on time · 22 min avg delay
Full LAS to RDU comparison →
Southwest Airlines on-time record across all routes →
299 Southwest Airlines flights tracked on this route; 4 cancelled, 1 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.