How often is UA517 on time?

Across 65 flights on IAH → PBI from 2025-10-26 to 2026-01-05, UA517 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +33 min or later. 2% 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

• UA517 on BTV → DEN (6 flights)
• UA517 on BOI → DEN (30 flights)
• UA517 on MDT → ORD (63 flights)
• UA517 on ORD → LAX (16 flights)
• UA517 on ORD → FLL (4 flights)
• UA517 on IAH → SEA (21 flights)
• UA517 on SNA → IAH (140 flights)
• UA517 on ORD → SNA (16 flights)
• UA517 on IAH → RSW (31 flights)
• UA517 on EWR → SNA (31 flights)
• UA517 on IAD → AUS (23 flights)
• UA517 on RDU → IAD (23 flights)
• UA517 on EWR → MIA (63 flights)

Related

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