Skip to content

United Airlines

Is UA1874 delayed?

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

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

Arrived

14 min early

Updated

Departure

Denver

DEN

Actual

Scheduled 10:02

Aug 29

Arrival

Toronto

YYZ

Actual

Scheduled 15:16

Aug 29

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual

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

Arrived

9 min early

Updated

Departure

Houston

IAH

Actual

Scheduled 05:15

Aug 29

Arrival

Denver

DEN

Actual

Scheduled 06:47

Aug 29

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Denver → TorontoDENYYZ
Route overview
Route overview: Houston → DenverIAHDEN
Route overview

Recent arrivals

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

  • DEN → YYZ

    8 min late

  • DEN → YYZ

    32 min early

  • IAH → DEN

    20 min early

  • DEN → YYZ

    26 min early

  • IAH → DEN

    21 min early
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
53
Arrivals over 15 minutes late
5
Observed cancellations
0
Observed occurrences
54

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

UA1874 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 17, 2026ArrivedDenverToronto
8
Sep 16, 2026ArrivedDenverToronto
-32
Sep 16, 2026ArrivedHoustonDenver
-20
Sep 15, 2026ArrivedDenverToronto
-26
Sep 15, 2026ArrivedHoustonDenver
-21
Sep 14, 2026ArrivedDenverToronto
17
Sep 14, 2026ArrivedHoustonDenver
-18
Sep 13, 2026ArrivedDenverToronto
-33
Sep 13, 2026ArrivedHoustonDenver
-12
Sep 12, 2026ArrivedDenverToronto
-6
Sep 12, 2026ArrivedHoustonDenver
-18
Sep 11, 2026ArrivedDenverToronto
-7
Sep 11, 2026ArrivedHoustonDenver
-15
Sep 10, 2026ArrivedDenverToronto
-10
Sep 9, 2026ArrivedDenverToronto
19
Sep 9, 2026ArrivedHoustonDenver
-22
Sep 8, 2026ArrivedDenverToronto
-13
Sep 8, 2026ArrivedHoustonDenver
-29
Sep 7, 2026ArrivedDenverToronto
-5
Sep 7, 2026ArrivedHoustonDenver
-23
Sep 6, 2026ArrivedDenverToronto
23
Sep 6, 2026ArrivedHoustonDenver
-30
Sep 5, 2026ArrivedDenverToronto
-4
Sep 5, 2026ArrivedHoustonDenver
27
Sep 4, 2026ArrivedDenverToronto
6
Sep 4, 2026ArrivedHoustonDenver
-31
Sep 3, 2026ArrivedDenverToronto
10
Sep 3, 2026ArrivedHoustonDenver
-13
Sep 2, 2026ArrivedDenverToronto
-22
Sep 2, 2026ArrivedHoustonDenver
-13
Sep 1, 2026ArrivedDenverToronto
-14
Sep 1, 2026ArrivedHoustonDenver
-26
Aug 31, 2026ArrivedDenverToronto
-19
Aug 31, 2026ArrivedHoustonDenver
-30
Aug 30, 2026ArrivedDenverToronto
-15
Aug 30, 2026ArrivedHoustonDenver
-31
Aug 29, 2026ArrivedDenverToronto
-14
Aug 29, 2026ArrivedHoustonDenver
-9
Aug 28, 2026ArrivedDenverToronto
9
Aug 28, 2026ArrivedHoustonDenver
34
Aug 27, 2026ArrivedDenverToronto
-24
Aug 27, 2026ArrivedHoustonDenver
-14
Aug 26, 2026ArrivedDenverToronto
5
Aug 26, 2026ArrivedHoustonDenver
-27
Aug 25, 2026ArrivedDenverToronto
-18
Aug 25, 2026ArrivedHoustonDenver
-10
Aug 24, 2026ArrivedDenverToronto
-20
Aug 24, 2026ArrivedHoustonDenver
-27
Aug 23, 2026ArrivedDenverToronto
-21
Aug 23, 2026ArrivedHoustonDenver
-25
Aug 22, 2026ArrivedHoustonDenver
-20
Aug 21, 2026ArrivedDenverToronto
-17
Aug 20, 2026ArrivedHoustonDenver
-25

Essential cookies keep the site running; analytics are optional. Privacy policy