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United Airlines

Is UA2251 delayed?

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

Arrived

5 min early

Official source · Updated

Departure

Chicago

ORD

Actual

Scheduled 16:00

Sep 4

Arrival

San Francisco

SFO

Actual

Scheduled 18:49

Sep 4

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Chicago → San FranciscoORDSFO
Route overview

Recent arrivals

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

  • ORD → SFO

    68 min late

  • ORD → SFO

    18 min late

  • ORD → SFO

    38 min late

  • ORD → SFO

    2 min late

  • ORD → SFO

    9 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
26
Arrivals over 15 minutes late
9
Observed cancellations
0
Observed occurrences
28

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

UA2251 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 15, 2026ArrivedChicagoSan Francisco
View this flight’s market
68
Sep 14, 2026ArrivedChicagoSan Francisco
18
Sep 13, 2026ArrivedChicagoSan Francisco
38
Sep 12, 2026ArrivedChicagoSan Francisco
2
Sep 11, 2026ArrivedChicagoSan Francisco
-9
Sep 10, 2026ArrivedChicagoSan Francisco
-25
Sep 9, 2026ArrivedChicagoSan Francisco
0
Sep 8, 2026ArrivedChicagoSan Francisco
0
Sep 7, 2026ArrivedChicagoSan Francisco
48
Sep 6, 2026ArrivedChicagoSan Francisco
-13
Sep 5, 2026ArrivedChicagoSan Francisco
-30
Sep 4, 2026ArrivedChicagoSan Francisco
-5
Sep 3, 2026ArrivedChicagoSan Francisco
94
Sep 2, 2026ArrivedChicagoSan Francisco
9
Sep 1, 2026ArrivedChicagoSan Francisco
-16
Aug 31, 2026ArrivedChicagoSan Francisco
95
Aug 30, 2026ArrivedChicagoSan Francisco
21
Aug 29, 2026ArrivedChicagoSan Francisco
-15
Aug 28, 2026ArrivedChicagoSan Francisco
29
Aug 27, 2026ArrivedChicagoSan Francisco
8
Aug 26, 2026ArrivedChicagoSan Francisco
-15
Aug 25, 2026ArrivedChicagoSan Francisco
-7
Aug 24, 2026ArrivedChicagoSan Francisco
-10
Aug 23, 2026ArrivedChicagoSan Francisco
-8
Aug 22, 2026ArrivedChicagoSan Francisco
-16
Aug 21, 2026ArrivedChicagoSan Francisco
57

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