Delta Air Lines departures from Washington, DC (IAD)

Arrival outcomes for 3,063 Delta Air Lines marketed flights departing IAD in July 2025–June 2026.

HISTORICAL ROUTE SIGNALGenerally reliable

78.6%arrived on time

12.5%30+ min late

2.4%cancelled

3,063scheduled flights

Based on July 2025–June 2026; on time means arrival less than 15 minutes late.

30+ minutes late12.5%

60+ minutes late7.2%

Cancelled2.4%

Diverted0.4%

Read this comparison in context

This page isolates one marketing carrier at one origin airport. Compare it with the parent IAD report before drawing a conclusion: airlines can serve different destinations and departure times from the same airport.

Compare all airlines at IAD