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United Airlines

Is UA1912 delayed?

Each route and date is shown separately. Confirm that both airports match your booking.

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

Arrived

208 min late

Official source · Updated

Departure

Denver

DEN

Actual

Scheduled 19:42

Sep 13

Arrival

Boston

BOS

Actual

Scheduled 01:23

Sep 14

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

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

DepartedLast reported

6 min early

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Los Angeles

LAX

Actual

Scheduled 09:07

Sep 13

Arrival

Denver

DEN

Scheduled

Sep 13

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available
Route overview: Denver → BostonDENBOS
Route overview
Route overview: Los Angeles → DenverLAXDEN
Route overview

Recent arrivals

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

  • DEN → BOS

    24 min early

  • DEN → BOS

    1 min late

  • DEN → BOS

    208 min late

  • LAX → DEN

    27 min early

  • DEN → BOS

    16 min late
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
44
Arrivals over 15 minutes late
9
Observed cancellations
0
Observed occurrences
49

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

UA1912 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 15, 2026ArrivedDenverBoston
View this flight’s market
-24
Sep 14, 2026ArrivedDenverBoston
1
Sep 13, 2026ArrivedDenverBoston
208
Sep 12, 2026ArrivedLos AngelesDenver
-27
Sep 11, 2026ArrivedDenverBoston
16
Sep 10, 2026ArrivedDenverBoston
28
Sep 10, 2026ArrivedLos AngelesDenver
-13
Sep 9, 2026ArrivedDenverBoston
20
Sep 9, 2026ArrivedLos AngelesDenver
-23
Sep 8, 2026ArrivedDenverBoston
-13
Sep 8, 2026ArrivedLos AngelesDenver
-27
Sep 7, 2026ArrivedDenverBoston
3
Sep 7, 2026ArrivedLos AngelesDenver
-18
Sep 6, 2026ArrivedDenverBoston
133
Sep 6, 2026ArrivedLos AngelesDenver
-25
Sep 5, 2026ArrivedLos AngelesDenver
-35
Sep 4, 2026ArrivedDenverBoston
-12
Sep 4, 2026ArrivedLos AngelesDenver
-21
Sep 3, 2026ArrivedDenverBoston
157
Sep 3, 2026ArrivedLos AngelesDenver
-25
Sep 2, 2026ArrivedDenverBoston
-17
Sep 1, 2026ArrivedDenverBoston
140
Sep 1, 2026ArrivedLos AngelesDenver
-27
Aug 31, 2026ArrivedDenverBoston
-29
Aug 31, 2026ArrivedLos AngelesDenver
-25
Aug 30, 2026ArrivedDenverBoston
107
Aug 30, 2026ArrivedLos AngelesDenver
-22
Aug 29, 2026ArrivedLos AngelesDenver
-25
Aug 28, 2026ArrivedDenverBoston
-11
Aug 28, 2026ArrivedLos AngelesDenver
-24
Aug 27, 2026ArrivedDenverBoston
0
Aug 27, 2026ArrivedLos AngelesDenver
6
Aug 26, 2026ArrivedDenverBoston
-17
Aug 25, 2026ArrivedDenverBoston
-15
Aug 25, 2026ArrivedLos AngelesDenver
-25
Aug 24, 2026ArrivedDenverBoston
14
Aug 24, 2026ArrivedLos AngelesDenver
-23
Aug 23, 2026ArrivedDenverBoston
344
Aug 23, 2026ArrivedLos AngelesDenver
-16
Aug 22, 2026ArrivedLos AngelesDenver
-25
Aug 21, 2026ArrivedLos AngelesDenver
-24

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