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United Airlines

Is UA3646 delayed?

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

Arrived

23 min late

Official source · Updated

Departure

Dulles

IAD

Actual

Scheduled 22:33

Sep 6

Arrival

Columbus

CMH

Actual

Scheduled 03:38

Sep 7

Times shown in airport local time

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.

  • IAD → CMH

    34 min late

  • IAD → CMH

    8 min early

  • IAD → CMH

    15 min early

  • IAD → CMH

    3 min late

  • IAD → CMH

    25 min early
Flight history and details

Aug 23, 2026 — Sep 22, 2026

Observed arrivals
21
Arrivals over 15 minutes late
5
Observed cancellations
0
Observed occurrences
30

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

UA3646 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 21, 2026ArrivedDullesColumbus
34
Sep 20, 2026ArrivedDullesColumbus
-8
Sep 19, 2026ArrivedDullesColumbus
-15
Sep 18, 2026ArrivedDullesColumbus
3
Sep 17, 2026ArrivedDullesColumbus
-25
Sep 16, 2026ArrivedDullesColumbus
18
Sep 15, 2026ArrivedDullesColumbus
-29
Sep 14, 2026ArrivedDullesColumbus
-21
Sep 13, 2026ArrivedDullesColumbus
-11
Sep 12, 2026ArrivedDullesColumbus
-24
Sep 11, 2026ArrivedDullesColumbus
6
Sep 10, 2026ArrivedDullesColumbus
-17
Sep 9, 2026ArrivedDullesColumbus
28
Sep 8, 2026ArrivedDullesColumbus
-11
Sep 7, 2026ArrivedDullesColumbus
-20
Sep 6, 2026ArrivedDullesColumbus
23
Sep 5, 2026ArrivedDullesColumbus
-31
Sep 4, 2026ArrivedDullesColumbus
-24
Sep 3, 2026ArrivedDullesColumbus
89
Aug 29, 2026ArrivedDullesColumbus
-16
Aug 28, 2026ArrivedDullesColumbus
-29

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