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United Airlines

Is UA3646 delayed?

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

Arrived

20 min early

Official source · Updated

Departure

Dulles

IAD

Actual

Scheduled 22:33

Sep 7

Arrival

Columbus

CMH

Actual

Scheduled 03:38

Sep 8

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

    8 min early

  • IAD → CMH

    15 min early

  • IAD → CMH

    3 min late

  • IAD → CMH

    25 min early

  • IAD → CMH

    18 min late
Flight history and details

Aug 22, 2026 — Sep 21, 2026

Observed arrivals
20
Arrivals over 15 minutes late
4
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 20, 2026ArrivedDullesColumbus
View this flight’s market
-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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