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United Airlines

Is UA2100 delayed?

Yes — UA2100 landed in San Francisco 21 min late, at 11:18 on Sep 27 (as of Sep 27, 18:56 UTC). Over its last 34 recorded arrivals, 17 landed more than 15 min late.

Arrived

21 min late

Official source · Updated

Departure

Phoenix

PHX

Actual

Sep 27

Arrival

San Francisco

SFO

Actual

Scheduled 10:57

Sep 27

Times shown in airport local time

Service date: · Actual departure date; scheduled departure unavailable (America/Phoenix)

Flight details

Departure · UTC

Scheduled
Not available
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Phoenix → San FranciscoPHXSFO
Phoenix → San Francisco

Recent arrivals

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

  • Phoenix → San Francisco

    21 min late

  • Phoenix → San Francisco

    22 min early

  • Phoenix → San Francisco

    27 min late

  • Phoenix → San Francisco

    1 min early

  • St Louis → San Francisco

    55 min late
Flight history and details

Aug 29, 2026 — Sep 28, 2026

Observed arrivals
34
Arrivals over 15 minutes late
17
Observed cancellations
0
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

UA2100 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 27, 2026ArrivedPhoenixSan Francisco21
Sep 26, 2026ArrivedPhoenixSan Francisco-22
Sep 25, 2026ArrivedPhoenixSan Francisco27
Sep 24, 2026ArrivedPhoenixSan Francisco-1
Sep 23, 2026ArrivedSt LouisSan Francisco55
Sep 22, 2026ArrivedSan FranciscoKalispell-4
Sep 21, 2026ArrivedSt LouisSan Francisco38
Sep 19, 2026ArrivedSan FranciscoKalispell25
Sep 18, 2026ArrivedSt LouisSan Francisco155
Sep 17, 2026ArrivedSt LouisSan Francisco30
Sep 16, 2026ArrivedSt LouisSan Francisco71
Sep 15, 2026ArrivedSan FranciscoKalispell-12
Sep 14, 2026ArrivedSt LouisSan Francisco-8
Sep 13, 2026ArrivedSt LouisSan Francisco19
Sep 12, 2026ArrivedSan FranciscoKalispell-22
Sep 11, 2026ArrivedSt LouisSan Francisco61
Sep 10, 2026ArrivedSan FranciscoKalispell-2
Sep 10, 2026ArrivedSt LouisSan Francisco12
Sep 9, 2026ArrivedSan FranciscoKalispell35
Sep 9, 2026ArrivedSt LouisSan Francisco-2
Sep 8, 2026ArrivedSan FranciscoKalispell-12
Sep 7, 2026ArrivedSan FranciscoKalispell75
Sep 7, 2026ArrivedPhoenixSan Francisco21
Sep 6, 2026ArrivedSan FranciscoKalispell-12
Sep 6, 2026ArrivedPhoenixSan Francisco-11
Sep 5, 2026ArrivedSan FranciscoKalispell-16
Sep 5, 2026ArrivedPhoenixSan Francisco-9
Sep 4, 2026ArrivedPhoenixSan Francisco29
Sep 3, 2026ArrivedPhoenixSan Francisco-7
Sep 2, 2026ArrivedPhoenixSan Francisco-12
Sep 1, 2026ArrivedPhoenixSan Francisco86
Aug 31, 2026ArrivedPhoenixSan Francisco86
Aug 30, 2026ArrivedPhoenixSan Francisco137
Aug 29, 2026ArrivedPhoenixSan Francisco-5

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