Skip to content

United Airlines

Is UAL4545 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

242 min late

Official source · Updated

Departure

Ottawa

YOW

Scheduled

Sep 17

Arrival

Dulles

IAD

Actual

Scheduled 16:29

Sep 17

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

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.

  • YOW → IAD

    242 min late

  • YOW → IAD

    1 min late

  • YOW → IAD

    9 min early

  • YOW → IAD

    17 min early

  • YOW → IAD

    3 min early
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
12
Arrivals over 15 minutes late
2
Observed cancellations
0
Observed occurrences
12

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

UAL4545 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 17, 2026ArrivedOttawaDulles
242
Sep 16, 2026ArrivedOttawaDulles
1
Sep 15, 2026ArrivedOttawaDulles
-9
Sep 14, 2026ArrivedOttawaDulles
-17
Sep 13, 2026ArrivedOttawaDulles
-3
Sep 11, 2026ArrivedOttawaDulles
-15
Sep 10, 2026ArrivedOttawaDulles
0
Sep 9, 2026ArrivedOttawaDulles
-20
Sep 8, 2026ArrivedOttawaDulles
-29
Sep 7, 2026ArrivedOttawaDulles
-18
Sep 6, 2026ArrivedOttawaDulles
-9
Sep 5, 2026ArrivedOttawaDulles
80

Essential cookies keep the site running; analytics are optional. Privacy policy