How often is UA1544 on time?

Across 32 flights on IAH → DEN from 2026-03-29 to 2026-04-29, UA1544 arrived within 15 minutes of schedule 97% 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

• UA1544 on EWR → TPA (6 flights)
• UA1544 on DEN → BDL (35 flights)
• UA1544 on GSP → DEN (21 flights)
• UA1544 on TPA → DEN (18 flights)
• UA1544 on EWR → FLL (40 flights)
• UA1544 on IAH → LGA (37 flights)
• UA1544 on FLL → DEN (16 flights)
• UA1544 on MCI → DEN (37 flights)
• UA1544 on DEN → PIT (31 flights)
• UA1544 on DEN → SAT (37 flights)
• UA1544 on PNS → DEN (49 flights)

Related

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