How often is DL1644 on time?

Across 19 flights on RIC → DTW from 2026-01-20 to 2026-02-10, DL1644 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +6 min or later. 5% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• DL1644 on DTW → DEN (116 flights)
• DL1644 on CLT → ATL (36 flights)
• DL1644 on ATL → AUS (19 flights)
• DL1644 on AUS → ATL (19 flights)
• DL1644 on GPT → ATL (13 flights)
• DL1644 on ATL → GPT (9 flights)
• DL1644 on RSW → DTW (1 flights)

Related

• All Delta Air Lines flights on RIC → DTW
• Compare airlines on RIC → DTW
• Delta Air Lines on the return, DTW → RIC