How often is UA1537 on time?

Across 21 flights on LAS → DEN from 2026-02-12 to 2026-03-04, UA1537 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +7 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

• UA1537 on DEN → JAC (274 flights)
• UA1537 on PHL → DEN (31 flights)
• UA1537 on ORD → RSW (32 flights)
• UA1537 on XNA → DEN (37 flights)
• UA1537 on IAD → DEN (53 flights)
• UA1537 on SJC → DEN (37 flights)
• UA1537 on PIT → DEN (31 flights)

Related

• All United Airlines flights on LAS → DEN
• Compare airlines on LAS → DEN
• United Airlines on the return, DEN → LAS