How often is DL3697 on time?

Across 26 flights on ONT → SEA from 2025-09-01 to 2026-03-07, DL3697 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -19 min, and the worst 10% of flights arrived +4 min or later. 0% 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

• DL3697 on ATL → FAR (31 flights)
• DL3697 on FAR → ATL (24 flights)
• DL3697 on DEN → LAX (36 flights)
• DL3697 on DTW → ORD (21 flights)
• DL3697 on ORD → DTW (21 flights)
• DL3697 on MSP → BIS (11 flights)
• DL3697 on DTW → TVC (18 flights)
• DL3697 on TVC → DTW (18 flights)
• DL3697 on SMF → LAX (31 flights)
• DL3697 on MSP → CLE (1 flights)
• DL3697 on DTW → IAD (34 flights)

Related

• All Delta Air Lines flights on ONT → SEA
• Compare airlines on ONT → SEA
• Delta Air Lines on the return, SEA → ONT