How often is UA4380 on time?

Across 3 flights on RDU → IAD from 2026-06-06 to 2026-06-20, UA4380 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -29 min, and the worst 10% of flights arrived -27 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

• UA4380 on ORD → BHM (6 flights)
• UA4380 on CMH → IAD (21 flights)
• UA4380 on ORD → MSN (11 flights)
• UA4380 on ORD → DAY (97 flights)
• UA4380 on CLE → ORD (1 flights)
• UA4380 on IAD → SYR (5 flights)
• UA4380 on CVG → EWR (53 flights)
• UA4380 on BTV → EWR (51 flights)
• UA4380 on CVG → IAD (1 flights)
• UA4380 on EWR → AVL (5 flights)
• UA4380 on ORD → GRB (26 flights)
• UA4380 on LEX → ORD (3 flights)
• UA4380 on ORD → SYR (49 flights)

Related

• All United Airlines flights on RDU → IAD
• Compare airlines on RDU → IAD
• United Airlines on the return, IAD → RDU