United Airlines UA3638 Live IAD Washington → PWM Portland 1h 11m 793km / 489mi 23. May 2025 DEPARTURE 17:36 EDT 21:36 UTC 17:20 +16 minutes TERMINAL: A2B GATE: A2B ARRIVAL 18:47 EDT 22:47 UTC 19:17 -29 minutes TERMINAL: 1A GATE: 1A Embraer E175 (long-wing) N739YX Powered by adsbexhange.com Altitude ft Speed kts Track ° AIRLINE United Airlines UA / UAL FREQUENCY 6x per week DISTANCE 793km FLIGHTS/WEEK 33 PUNCTUALITY 78%