BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
AIRLINE × ROUTE REPORT
SLC→DCA

Delta Air Lines Salt Lake City, UT (SLC) to Washington, DC (DCA) reliability

Among 365 scheduled Delta Air Lines flights from SLC to DCA, 82.7% arrived on time, 7.1% arrived at least 30 minutes late, and 0.8% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Delta Air Lines (DL) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
82.7%arrived on time
7.1%30+ min late
0.8%cancelled
365scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late7.1%
60+ minutes late2.2%
Cancelled0.8%
Average arrival-3.3 mincompleted flights

What did Delta Air Lines SLC to DCA record?

Delta Air Lines completed 97.0% of its scheduled reportable SLC to DCA flights in the observation window. 82.7% of all scheduled flights arrived less than 15 minutes late, while 2.2% arrived at least an hour late.

What were Delta Air Lines SLC to DCA disruption rates?

For Delta Air Lines SLC-to-DCA flights, 7.1% arrived at least 30 minutes late, 0.8% were cancelled, and 2.2% were diverted.

Compare all airlines on this route

What was the Delta Air Lines SLC to DCA scheduled cohort?

The Delta Air Lines SLC-to-DCA cohort contained 365 scheduled flights; 354 completed, 3 were cancelled, and 8 were diverted.

Not a prediction.

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