United Airlines UA4390 Flight status
According to Trip.com real-time data, the UA4390 flight operated by United Airlines on Oct 27, 2026 is scheduled to fly from Washington D.C. (IAD) to Portland (PWM). The flight is expected to depart at 08:28 and arrive at 09:42 .
Mon, Oct 26
Tue, Oct 27
Wed, Oct 28
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Arrived
The flight has arrived 7m early
4h 7m
IAD
1h 30m
Check-in Counter
--
Boarding Gate
10
Arrival Gate
2
Baggage
C
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Scheduled
Your flight will depart on time.
1h 39m
Check-in Counter
AREA 4
Boarding Gate
A5D
Arrival Gate
3
Baggage
C
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United Airlines From ₹ 24,185
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Scheduled
Your flight will depart on time.
4h 7m
IAD
1h
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Need a flight from Washington D.C. to Portland?
United Airlines
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Track the Previous Flight Status: Scheduled
UA4443
|
Greensboro (GSO)
Washington D.C. (WAS)
Washington D.C. (WAS)
Scheduled: 07:21
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UA4390 Aircraft Details
According to Trip.com real-time data, the UA4390 flight from Washington D.C. to Portland on 10/27/2026 is operated using the aircraft model Bombardier CRJ-550. This aircraft has been in service for 22y, 10m. The aircraft has 50 seats.
Bombardier CRJ-550
Punctuality (Departure)
100
%
Punctuality (Arrival)
100
%
Early on average
2 minutes
Age
22y, 10m
Seats
50
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
USB port
Seat Information
79 cm
Legroom
44 cm
Seat width
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
USB port and power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
86 cm
Legroom
44 cm
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for UA4390
Trip.com historical records show that the last UA4390 flight departed on Mon, Oct 26 from IAD at approximately 06:07. This flight is expected to arrrive in PWM at 10:00.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Oct 22 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 22:46 | 23:11 | Arrived |
| Sat, Oct 24 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 22:45 | 23:12 | Arrived |
| Sun, Oct 25 | Buffalo (BUF) | Portland (PWM) | CRJ7 | 06:11 | 10:09 | Arrived |
| Mon, Oct 26 | Buffalo (BUF) | Portland (PWM) | CRJ7 | 06:07 | 10:00 | Arrived |
| Tue, Oct 27 | Washington D.C. (IAD) | Portland (PWM) | CRJ7 | 08:28 | 09:42 | Scheduled |
| Wed, Oct 28 | Buffalo (BUF) | Portland (PWM) | CRJ7 | 06:00 | 10:07 | Scheduled |
| Thu, Oct 29 | Buffalo (BUF) | Portland (PWM) | CRJ7 | 06:00 | 10:07 | Scheduled |
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UA4390 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA4390 is 100% (Late on average 15 minutes), and the on-time arrival rate is 100% (Early on average 2 minutes).
On-Time Departures
Punctuality
100
%
Late on average
15 minutes
Early
0
%
On time
100
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
100
%
Early on average
2 minutes
Early
50
%
On time
50
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
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Flight FAQs
What is the current status of flight ua4390?
Flight ua4390 has not departed yet and is currently on schedule. Scheduled departure 08:28, arrival 10:07 (updated Oct 27, 2026).Is flight ua4390 on time today?
Flight ua4390 has not departed yet and is currently on schedule. Scheduled departure is 08:28, with arrival at 10:07. Recheck gate and timing before you head to the airport.Has flight ua4390 departed yet? What is the departure time?
Flight ua4390 is scheduled to depart at 08:28. The latest actual or estimated departure time is 08:28, and the current status is Scheduled (updated Oct 27, 2026).When is flight ua4390 scheduled to arrive?
Flight ua4390 is scheduled to arrive at 10:07. The latest estimated or actual arrival time is 09:42. Status is Scheduled as of Oct 27, 2026.What route does flight ua4390 fly?
Flight ua4390 is operated by United Airlines from Washington D.C. (IAD) to Portland (PWM). Typical flight time is about 1 hour 39 minutes; operating days may include Tuesday.How can I check real-time status for flight ua4390?
Track flight ua4390 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight ua4390 is delayed or canceled, what should I do?
If ua4390 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 27, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ua4390 departed from Washington D.C.?
Flight ua4390 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 08:28.What is the seat configuration for flight ua4390?
Flight ua4390 usually flies a Bombardier CRJ-550 with seat layout 2-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Arrival Info: Portland Weather & Current Time
Mostly cloudy
|
3°C - 18°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Washington D.C. 09:42
|
Portland 09:42
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