How often is UA4029 on time?

Across 40 flights on COS → IAH from 2026-05-22 to 2026-06-30, UA4029 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +31 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

• UA4029 on MKE → IAH (1 flights)
• UA4029 on CMH → IAD (49 flights)
• UA4029 on IAD → MSY (1 flights)
• UA4029 on AUS → IAH (7 flights)
• UA4029 on IAH → MFE (10 flights)
• UA4029 on IAH → SLC (5 flights)
• UA4029 on DFW → IAH (17 flights)
• UA4029 on IAH → MSY (2 flights)
• UA4029 on IAH → ELP (16 flights)
• UA4029 on IAH → HRL (1 flights)
• UA4029 on CLT → IAD (20 flights)
• UA4029 on IAD → CLT (20 flights)

Related

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