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United Airlines

Is UA4527 delayed?

No delay reported yet. UA4527 is scheduled to leave Dulles at 18:16 on Nov 14 and reach St Louis at 19:24 (as of Nov 14, 15:55 UTC).

Usually on time: arrived within 15 min of schedule on 20 of the last 27 flights.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Dulles

IAD

Scheduled

Nov 14

Arrival

St Louis

STL

Scheduled

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
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Recent arrivals

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

  • Dulles → St Louis

    On schedule (5 min behind)

  • Dulles → St Louis

    33 min early

  • Dulles → St Louis

    190 min late

  • Dulles → St Louis

    150 min late

  • Dulles → St Louis

    44 min early

Is UA4527 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
27
On time
74%
of 27 arrivals
Late
26%
of 27 arrivals
Cancelled
3%
of 30 flights
Median arrival delay
26 min early
9 in 10 arrived within
118 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 St Louis today

Related flights

Other flights IAD → KSTL

Return flights KSTL → IAD

All United Airlines flights

Flight history and details
UA4527 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026CancelledDullesSt LouisNot availableNot available
Nov 12, 2026ArrivedDullesSt Louis5
Nov 11, 2026ArrivedDullesSt Louis-33
Nov 10, 2026ArrivedDullesSt Louis190
Nov 9, 2026ArrivedDullesSt Louis150
Nov 8, 2026ArrivedDullesSt Louis-44
Nov 7, 2026ArrivedDullesSt Louis-35
Nov 6, 2026ArrivedDullesSt Louis20
Nov 5, 2026ArrivedDullesSt Louis79
Nov 4, 2026ArrivedDullesSt Louis-31
Nov 3, 2026ArrivedDullesSt Louis-27
Nov 2, 2026ArrivedDullesSt Louis-39
Nov 1, 2026ArrivedDullesSt Louis173
Oct 31, 2026ArrivedDullesSt Louis-27
Oct 30, 2026ArrivedDullesSt Louis13
Oct 29, 2026ArrivedDullesSt Louis-31
Oct 28, 2026ArrivedDullesSt Louis-17
Oct 27, 2026ArrivedDullesSt Louis-18
Oct 26, 2026ArrivedDullesSt Louis-24
Oct 25, 2026ArrivedDullesSt Louis-35
Oct 24, 2026ArrivedDullesSt Louis-35
Oct 23, 2026ArrivedDullesSt Louis26
Oct 21, 2026ArrivedDullesSt Louis-44
Oct 20, 2026ArrivedDullesSt Louis-20
Oct 18, 2026ArrivedDullesSt Louis-52
Oct 17, 2026ArrivedDullesSt Louis-38
Oct 16, 2026ArrivedDullesSt Louis98
Oct 15, 2026ArrivedDullesSt Louis-33
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