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United Airlines

Is UA2278 delayed?

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

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Update time unavailable

Departure

San Francisco

SFO

Scheduled

Sep 16

Arrival

Chicago

ORD

Scheduled

Sep 17

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available
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.

Route overview: San Francisco → ChicagoSFOORD
Route overview

Recent arrivals

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

  • SFO → ORD

    9 min early

  • SFO → ORD

    13 min late

  • SAN → SFO

    55 min late

  • SFO → ORD

    44 min early

  • SFO → ORD

    36 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
40
Arrivals over 15 minutes late
10
Observed cancellations
2
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

UA2278 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 15, 2026ArrivedSan FranciscoChicago
View this flight’s market
-9
Sep 14, 2026ArrivedSan FranciscoChicago
13
Sep 14, 2026ArrivedSan DiegoSan Francisco
55
Sep 13, 2026ArrivedSan FranciscoChicago
-44
Sep 12, 2026ArrivedSan FranciscoChicago
-36
Sep 12, 2026ArrivedSan DiegoSan Francisco
16
Sep 11, 2026ArrivedSan FranciscoChicago
-23
Sep 10, 2026ArrivedSan FranciscoChicago
-29
Sep 9, 2026ArrivedSan FranciscoChicago
-33
Sep 8, 2026ArrivedSan FranciscoChicago
-2
Sep 7, 2026ArrivedSan FranciscoChicago
-24
Sep 7, 2026ArrivedSan DiegoSan Francisco
85
Sep 6, 2026ArrivedSan FranciscoChicago
-25
Sep 5, 2026ArrivedSan FranciscoChicago
-47
Sep 5, 2026ArrivedSan DiegoSan Francisco
-30
Sep 4, 2026ArrivedSan FranciscoChicago
-58
Sep 4, 2026ArrivedSan DiegoSan Francisco
92
Sep 3, 2026ArrivedSan FranciscoChicago
-30
Sep 3, 2026ArrivedSan DiegoSan Francisco
46
Sep 2, 2026ArrivedSan FranciscoChicago
-35
Sep 1, 2026ArrivedSan FranciscoChicago
-36
Sep 1, 2026CancelledSan DiegoNot available
Not available
Aug 31, 2026ArrivedSan FranciscoChicago
-25
Aug 31, 2026ArrivedSan DiegoSan Francisco
67
Aug 30, 2026ArrivedSan FranciscoChicago
-25
Aug 30, 2026ArrivedSan DiegoSan Francisco
17
Aug 29, 2026ArrivedSan FranciscoChicago
-9
Aug 29, 2026ArrivedSan DiegoSan Francisco
-32
Aug 28, 2026ArrivedSan FranciscoChicago
-35
Aug 28, 2026ArrivedSan DiegoSan Francisco
-29
Aug 27, 2026ArrivedSan FranciscoChicago
74
Aug 27, 2026ArrivedSan DiegoSan Francisco
2
Aug 26, 2026ArrivedSan FranciscoChicago
-31
Aug 25, 2026ArrivedSan FranciscoChicago
-35
Aug 25, 2026CancelledSan DiegoNot available
Not available
Aug 24, 2026ArrivedSan FranciscoChicago
-47
Aug 24, 2026ArrivedSan DiegoSan Francisco
9
Aug 23, 2026ArrivedSan FranciscoChicago
-27
Aug 23, 2026ArrivedSan DiegoSan Francisco
26
Aug 22, 2026ArrivedSan DiegoSan Francisco
-28
Aug 20, 2026ArrivedSan DiegoSan Francisco
36

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