How often is UA4478 on time?

Across 21 flights on SYR → EWR from 2026-04-30 to 2026-05-20, UA4478 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +12 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

• UA4478 on ORD → CAE (41 flights)
• UA4478 on PWM → IAD (89 flights)
• UA4478 on AVP → ORD (8 flights)
• UA4478 on IAD → SYR (1 flights)
• UA4478 on ORD → LEX (19 flights)
• UA4478 on ROC → EWR (31 flights)
• UA4478 on EWR → PWM (2 flights)
• UA4478 on ORD → RIC (13 flights)
• UA4478 on IAD → BUF (3 flights)
• UA4478 on TVC → EWR (63 flights)

Related

• All United Airlines flights on SYR → EWR
• Compare airlines on SYR → EWR
• United Airlines on the return, EWR → SYR