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United Airlines

Is UA2850 delayed?

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

Arrived

4 min early

Official source · Updated

Departure

San Francisco

SFO

Actual

Scheduled 17:06

Sep 19

Arrival

Ontario

ONT

Actual

Scheduled 01:04

Sep 20

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

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.

Recent arrivals

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

  • SFO → ONT

    4 min early

  • SFO → ONT

    12 min late

  • SFO → ONT

    80 min late

  • SFO → ONT

    11 min late

  • SFO → ONT

    31 min late
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
22
Arrivals over 15 minutes late
4
Observed cancellations
3
Observed occurrences
27

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

UA2850 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedSan FranciscoOntario
View this flight’s market
-4
Sep 18, 2026ArrivedSan FranciscoOntario
12
Sep 17, 2026ArrivedSan FranciscoOntario
80
Sep 16, 2026ArrivedSan FranciscoOntario
11
Sep 14, 2026ArrivedSan FranciscoOntario
31
Sep 11, 2026ArrivedSan FranciscoOntario
-4
Sep 10, 2026ArrivedSan FranciscoOntario
13
Sep 9, 2026ArrivedSan FranciscoOntario
11
Sep 7, 2026ArrivedHoustonHebron
-22
Sep 6, 2026ArrivedPortlandSan Francisco
-17
Sep 5, 2026ArrivedDallas-Fort WorthSan Francisco
-27
Sep 4, 2026ArrivedHoustonHebron
-15
Sep 3, 2026ArrivedHoustonHebron
-23
Sep 2, 2026ArrivedHoustonHebron
44
Sep 1, 2026ArrivedHoustonHebron
-10
Aug 31, 2026CancelledRenoNot available
Not available
Aug 31, 2026ArrivedHoustonHebron
-24
Aug 28, 2026CancelledRenoNot available
Not available
Aug 28, 2026ArrivedHoustonHebron
-26
Aug 27, 2026CancelledRenoNot available
Not available
Aug 27, 2026ArrivedHoustonHebron
-31
Aug 26, 2026ArrivedHoustonHebron
-18
Aug 25, 2026ArrivedHoustonHebron
-21
Aug 24, 2026ArrivedHoustonHebron
31
Aug 21, 2026ArrivedHoustonHebron
-24

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