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United Airlines

Is UA21 delayed?

Service date: · Scheduled departure date (Europe/Amsterdam)

Arrived

14 min early

Official source · Updated

Departure

Amsterdam

AMS

Actual

Scheduled 11:20

Sep 7

Arrival

Houston

IAH

Actual

Scheduled 14:39

Sep 7

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Route overview: Amsterdam → HoustonAMSIAH
Route overview

Recent arrivals

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

  • AMS → IAH

    108 min late

  • AMS → IAH

    82 min late

  • AMS → IAH

    17 min late

  • AMS → IAH

    14 min early

  • AMS → IAH

    7 min late
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
23
Arrivals over 15 minutes late
7
Observed cancellations
2
Observed occurrences
44

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

UA21 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedAmsterdamHouston
View this flight’s market
108
Sep 17, 2026ArrivedAmsterdamHouston
82
Sep 16, 2026ArrivedAmsterdamHouston
17
Sep 15, 2026ArrivedAmsterdamHouston
-14
Sep 14, 2026ArrivedAmsterdamHouston
7
Sep 13, 2026ArrivedAmsterdamHouston
43
Sep 12, 2026ArrivedAmsterdamHouston
12
Sep 11, 2026ArrivedAmsterdamHouston
27
Sep 10, 2026CancelledAmsterdamHoustonNot available
Not available
Sep 9, 2026ArrivedAmsterdamHouston
2
Sep 8, 2026ArrivedAmsterdamHouston
-18
Sep 7, 2026ArrivedAmsterdamHouston
-14
Sep 6, 2026CancelledAmsterdamHoustonNot available
Not available
Sep 5, 2026ArrivedAmsterdamHouston
58
Sep 4, 2026ArrivedAmsterdamHouston
-15
Sep 1, 2026ArrivedAmsterdamHouston
0
Aug 31, 2026ArrivedAmsterdamHouston
35
Aug 30, 2026ArrivedAmsterdamHouston
-21
Aug 29, 2026ArrivedAmsterdamHouston
5
Aug 28, 2026ArrivedAmsterdamHouston
-5
Aug 27, 2026ArrivedAmsterdamHouston
-13
Aug 26, 2026ArrivedAmsterdamHouston
-13
Aug 25, 2026ArrivedAmsterdamHouston
-1
Aug 23, 2026ArrivedAmsterdamHouston
-32
Aug 20, 2026ArrivedAmsterdamHouston
-13

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