BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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AIRLINE × ROUTE REPORT
LAS→DCA

Southwest Airlines Las Vegas, NV (LAS) to Washington, DC (DCA) reliability

Among 365 scheduled Southwest Airlines flights from LAS to DCA, 70.4% arrived on time, 16.7% arrived at least 30 minutes late, and 0.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Southwest Airlines (WN) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
70.4%arrived on time
16.7%30+ min late
0.5%cancelled
365scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late16.7%
60+ minutes late5.2%
Cancelled0.5%
Average arrival+6.2 mincompleted flights

What did Southwest Airlines LAS to DCA record?

Southwest Airlines completed 98.1% of its scheduled reportable LAS to DCA flights in the observation window. 70.4% of all scheduled flights arrived less than 15 minutes late, while 5.2% arrived at least an hour late.

What were Southwest Airlines LAS to DCA disruption rates?

For Southwest Airlines LAS-to-DCA flights, 16.7% arrived at least 30 minutes late, 0.5% were cancelled, and 1.4% were diverted.

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What was the Southwest Airlines LAS to DCA scheduled cohort?

The Southwest Airlines LAS-to-DCA cohort contained 365 scheduled flights; 358 completed, 2 were cancelled, and 5 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.