How often is WN1640 on time?

Across 36 flights on DEN → SLC from 2026-01-06 to 2026-03-04, WN1640 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +28 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

• WN1640 on DAL → DEN (7 flights)
• WN1640 on ABQ → HOU (4 flights)
• WN1640 on HOU → BWI (4 flights)
• WN1640 on BNA → MCO (24 flights)
• WN1640 on BNA → CMH (1 flights)
• WN1640 on HOU → ATL (28 flights)
• WN1640 on CLE → MDW (40 flights)
• WN1640 on LAS → CLE (18 flights)
• WN1640 on HNL → OAK (1 flights)
• WN1640 on BNA → LAX (23 flights)
• WN1640 on DEN → BZN (50 flights)
• WN1640 on SLC → DEN (25 flights)
• WN1640 on DEN → SAN (10 flights)

Related

• All Southwest Airlines flights on DEN → SLC
• Compare airlines on DEN → SLC
• Southwest Airlines on the return, SLC → DEN