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United Airlines

Is UA1156 delayed?

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

Arrived

4 min late

Updated

Departure

Chicago

ORD

Actual

Scheduled 19:46

Aug 23

Arrival

Calgary

YYC

Actual

Scheduled 04:37

Aug 24

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual

Recent arrivals

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

  • ORD → YYC

    69 min late

  • SRQ → ORD

    219 min late

  • ORD → YYC

    1 min early

  • SRQ → ORD

    27 min early

  • ORD → YYC

    105 min late
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
44
Arrivals over 15 minutes late
16
Observed cancellations
1
Observed occurrences
47

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

UA1156 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedChicagoCalgary
69
Sep 19, 2026ArrivedSarasota/BradentonChicago
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219
Sep 18, 2026ArrivedChicagoCalgary
-1
Sep 18, 2026ArrivedSarasota/BradentonChicago
-27
Sep 17, 2026ArrivedChicagoCalgary
105
Sep 17, 2026ArrivedSarasota/BradentonChicago
-50
Sep 16, 2026ArrivedChicagoCalgary
-9
Sep 16, 2026ArrivedSarasota/BradentonChicago
-25
Sep 15, 2026ArrivedChicagoCalgary
36
Sep 15, 2026ArrivedSarasota/BradentonChicago
14
Sep 14, 2026ArrivedChicagoCalgary
-3
Sep 14, 2026ArrivedSarasota/BradentonChicago
-8
Sep 13, 2026ArrivedChicagoCalgary
38
Sep 13, 2026ArrivedSarasota/BradentonChicago
13
Sep 12, 2026ArrivedChicagoCalgary
-7
Sep 12, 2026ArrivedSarasota/BradentonChicago
149
Sep 11, 2026ArrivedChicagoCalgary
18
Sep 11, 2026ArrivedSarasota/BradentonChicago
-7
Sep 10, 2026ArrivedChicagoCalgary
14
Sep 10, 2026ArrivedSarasota/BradentonChicago
-38
Sep 9, 2026ArrivedChicagoCalgary
23
Sep 9, 2026ArrivedSarasota/BradentonChicago
-31
Sep 8, 2026ArrivedChicagoCalgary
21
Sep 8, 2026ArrivedSarasota/BradentonChicago
1
Sep 7, 2026ArrivedChicagoCalgary
4
Sep 7, 2026ArrivedTraverse CityChicago
-23
Sep 6, 2026ArrivedChicagoCalgary
-8
Sep 6, 2026ArrivedTraverse CityChicago
18
Sep 5, 2026ArrivedChicagoCalgary
10
Sep 5, 2026ArrivedTraverse CityChicago
-19
Sep 4, 2026ArrivedChicagoCalgary
47
Sep 4, 2026ArrivedTraverse CityChicago
34
Sep 3, 2026ArrivedChicagoCalgary
11
Sep 2, 2026ArrivedChicagoCalgary
-8
Aug 31, 2026CancelledChicagoCalgaryNot available
Not available
Aug 30, 2026ArrivedChicagoCalgary
38
Aug 29, 2026ArrivedChicagoCalgary
-10
Aug 28, 2026ArrivedChicagoCalgary
-17
Aug 27, 2026ArrivedChicagoCalgary
39
Aug 26, 2026ArrivedChicagoCalgary
24
Aug 25, 2026ArrivedChicagoCalgary
-22
Aug 24, 2026ArrivedChicagoCalgary
0
Aug 23, 2026ArrivedChicagoCalgary
4
Aug 22, 2026ArrivedChicagoCalgary
-15
Aug 21, 2026ArrivedChicagoCalgary
18

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