United Airlines | Portland to Washington
Operated by United Airlines with 95% on-time rate. Check schedules, fares & cabin info to book your perfect journey!
Portland (PWM) to Washington (IAD)
On-time performance data for flight UA4478
Based on UA4478 flight history for Last 30 Days. On-time rate: Punctuality 89%, average delay: Late on average 19 minutes.
Upcoming schedule for flight UA4478
Available cabin classes for flight UA4478
UA4478
Discover popular routes and great deals tailored for you.