Skip to content
Sign up

United Airlines

Is UA4390 delayed?

No, UA4390 landed in Portland on schedule (5 min behind), at 10:09 on Nov 14 (as of Nov 14, 15:09 UTC).

Usually on time: arrived within 15 min of schedule on 38 of the last 40 flights.

Arrived

On schedule (5 min behind)

Official source · Updated

Departure

Dulles

IAD

Actual

Scheduled 08:49

Nov 14

Arrival

Portland

PWM

Actual

Scheduled 10:04

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/New_York)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Dulles → Portland

    On schedule (5 min behind)

  • Dulles → Portland

    On schedule (5 min behind)

  • Buffalo → Dulles

    13 min early

  • Dulles → Portland

    1 min early

  • Buffalo → Dulles

    7 min early

Is UA4390 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
40
On time
95%
of 40 arrivals
Late
5%
of 40 arrivals
Cancelled
0%
of 41 flights
Median arrival delay
12 min early
9 in 10 arrived within
5 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Dulles (IAD) departures

Left more than 15 min late
17 of 46
Cancelled today
28
Flights from Dulles to Portland today

Related flights

All United Airlines flights

Flight history and details
UA4390 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 14, 2026ArrivedDullesPortland5
Nov 13, 2026ArrivedDullesPortland5
Nov 13, 2026ArrivedBuffaloDulles-13
Nov 12, 2026ArrivedDullesPortland-1
Nov 12, 2026ArrivedBuffaloDulles-7
Nov 11, 2026ArrivedDullesPortland-22
Nov 11, 2026ArrivedBuffaloDulles-26
Nov 9, 2026ArrivedBuffaloDulles-20
Nov 8, 2026ArrivedDullesPortland1
Nov 8, 2026ArrivedBuffaloDulles-14
Nov 7, 2026ArrivedDullesPortland-19
Nov 6, 2026ArrivedDullesPortland19
Nov 6, 2026ArrivedBuffaloDulles-4
Nov 5, 2026ArrivedDullesPortland-14
Nov 5, 2026ArrivedBuffaloDulles-22
Nov 4, 2026ArrivedDullesPortland-8
Nov 4, 2026ArrivedBuffaloDulles-23
Nov 3, 2026ArrivedDullesPortland-12
Nov 2, 2026ArrivedDullesPortland-15
Nov 2, 2026ArrivedBuffaloDulles-26
Nov 1, 2026ArrivedDullesPortland1
Nov 1, 2026ArrivedBuffaloDulles-12
Oct 31, 2026ArrivedDullesPortland-8
Oct 30, 2026ArrivedDullesPortland6
Oct 30, 2026ArrivedBuffaloDulles-27
Oct 29, 2026ArrivedDullesPortland-5
Oct 29, 2026ArrivedBuffaloDulles0
Oct 28, 2026ArrivedDullesPortland-13
Oct 28, 2026ArrivedBuffaloDulles-15
Oct 27, 2026ArrivedDullesPortland-15
Oct 26, 2026ArrivedDullesPortland-4
Oct 26, 2026ArrivedBuffaloDulles-32
Oct 25, 2026ArrivedDullesPortland8
Oct 25, 2026ArrivedBuffaloDulles-11
Oct 24, 2026ArrivedDullesHarrisburg-17
Oct 22, 2026ArrivedDullesHarrisburg-14
Oct 21, 2026ArrivedDullesHarrisburg-21
Oct 18, 2026ArrivedDullesHarrisburg25
Oct 17, 2026ArrivedDullesHarrisburg-3
Oct 15, 2026ArrivedDullesHarrisburg-7
Embed this status on your site

Paste this code into your page. The card keeps itself up to date and links back here.