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United Airlines

Is UA781 delayed?

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

Arrived

27 min early

Official source · Updated

Departure

Chicago

ORD

Scheduled

Sep 12

Arrival

Boston

BOS

Actual

Scheduled 00:33

Sep 13

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
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.

  • LAX → SFO

    1 min early

  • ORD → BOS

    170 min late

  • LAX → SFO

    22 min early

  • LAX → SFO

    19 min early

  • LAX → SFO

    16 min early
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
33
Arrivals over 15 minutes late
3
Observed cancellations
1
Observed occurrences
48

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

UA781 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 20, 2026ArrivedLos AngelesSan Francisco
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-1
Sep 19, 2026ArrivedChicagoBoston
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170
Sep 18, 2026ArrivedLos AngelesSan Francisco
-22
Sep 17, 2026ArrivedLos AngelesSan Francisco
-19
Sep 16, 2026ArrivedLos AngelesSan Francisco
-16
Sep 15, 2026ArrivedLos AngelesSan Francisco
-15
Sep 14, 2026ArrivedLos AngelesSan Francisco
-5
Sep 13, 2026ArrivedLos AngelesSan Francisco
-6
Sep 12, 2026ArrivedChicagoBoston
-27
Sep 11, 2026ArrivedLos AngelesSan Francisco
-12
Sep 10, 2026ArrivedLos AngelesSan Francisco
-15
Sep 9, 2026ArrivedLos AngelesSan Francisco
-11
Sep 8, 2026ArrivedLos AngelesSan Francisco
-22
Sep 7, 2026ArrivedSan FranciscoSeattle
0
Sep 7, 2026ArrivedLos AngelesSan Francisco
-21
Sep 5, 2026ArrivedSan FranciscoSeattle
-8
Sep 5, 2026ArrivedLos AngelesSan Francisco
-25
Sep 4, 2026ArrivedSan FranciscoSeattle
-24
Sep 4, 2026ArrivedLos AngelesSan Francisco
-17
Sep 3, 2026ArrivedSan FranciscoSeattle
39
Sep 3, 2026ArrivedLos AngelesSan Francisco
-17
Sep 2, 2026ArrivedLos AngelesSan Francisco
-16
Sep 1, 2026ArrivedLos AngelesSan Francisco
-19
Aug 31, 2026ArrivedLos AngelesSan Francisco
-27
Aug 30, 2026ArrivedLos AngelesSan Francisco
-9
Aug 29, 2026ArrivedLos AngelesSan Francisco
-18
Aug 28, 2026ArrivedLos AngelesSan Francisco
-19
Aug 27, 2026ArrivedLos AngelesSan Francisco
-28
Aug 26, 2026ArrivedLos AngelesSan Francisco
-26
Aug 25, 2026ArrivedLos AngelesSan Francisco
-4
Aug 24, 2026ArrivedLos AngelesSan Francisco
-24
Aug 23, 2026ArrivedSan FranciscoSeattle
-20
Aug 23, 2026CancelledWashingtonNot available
Not available
Aug 22, 2026ArrivedSan FranciscoSeattle
31

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