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United Airlines

Is UA1186 delayed?

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

Arrived

5 min early

Official source · Updated

Departure

Chicago

ORD

Scheduled

Sep 16

Arrival

Boston

BOS

Actual

Scheduled 09:28

Sep 16

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Route overview: Chicago → BostonORDBOS
Route overview

Recent arrivals

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

  • ORD → BOS

    5 min early

  • ORD → BOS

    1 min late

  • ORD → BOS

    6 min early

  • ORD → BOS

    26 min early

  • ORD → BOS

    5 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
27
Arrivals over 15 minutes late
2
Observed cancellations
0
Observed occurrences
28

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

UA1186 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedChicagoBoston
View this flight’s market
-5
Sep 15, 2026ArrivedChicagoBoston
1
Sep 14, 2026ArrivedChicagoBoston
-6
Sep 13, 2026ArrivedChicagoBoston
-26
Sep 12, 2026ArrivedChicagoBoston
-5
Sep 11, 2026ArrivedChicagoBoston
-17
Sep 10, 2026ArrivedChicagoBoston
-28
Sep 9, 2026ArrivedChicagoBoston
-7
Sep 8, 2026ArrivedChicagoBoston
-13
Sep 7, 2026ArrivedChicagoBoston
-1
Sep 6, 2026ArrivedTulsaChicago
-7
Sep 5, 2026ArrivedChicagoBoston
-16
Sep 4, 2026ArrivedChicagoBoston
32
Sep 3, 2026ArrivedChicagoBoston
-23
Sep 2, 2026ArrivedChicagoBoston
7
Sep 1, 2026ArrivedChicagoBoston
-9
Aug 31, 2026ArrivedChicagoBoston
-10
Aug 30, 2026ArrivedChicagoBoston
-12
Aug 29, 2026ArrivedChicagoBoston
-16
Aug 28, 2026ArrivedChicagoBoston
-18
Aug 27, 2026ArrivedChicagoBoston
-10
Aug 26, 2026ArrivedChicagoBoston
-13
Aug 25, 2026ArrivedChicagoBoston
-10
Aug 24, 2026ArrivedChicagoBoston
-4
Aug 23, 2026ArrivedChicagoBoston
-8
Aug 21, 2026ArrivedChicagoBoston
-11
Aug 20, 2026ArrivedChicagoBoston
35

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