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United Airlines

Is UA1434 delayed?

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

Arrived

<1 min late

Updated

Departure

Dulles

IAD

Actual

Scheduled 12:40

Aug 29

Arrival

San Francisco

SFO

Actual

Scheduled 15:28

Aug 29

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Dulles → San FranciscoIADSFO
Route overview

Recent arrivals

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

  • IAD → SFO

    13 min late

  • IAD → SFO

    2 min late

  • IAD → SFO

    15 min early

  • IAD → SFO

    7 min early

  • IAD → SFO

    24 min late
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
33
Arrivals over 15 minutes late
3
Observed cancellations
0
Observed occurrences
34

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

UA1434 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 17, 2026ArrivedDullesSan Francisco
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13
Sep 16, 2026ArrivedDullesSan Francisco
2
Sep 15, 2026ArrivedDullesSan Francisco
-15
Sep 14, 2026ArrivedDullesSan Francisco
-7
Sep 13, 2026ArrivedDullesSan Francisco
24
Sep 12, 2026ArrivedDullesSan Francisco
-1
Sep 12, 2026ArrivedJacksonvilleDulles
-6
Sep 11, 2026ArrivedDullesSan Francisco
-14
Sep 11, 2026ArrivedJacksonvilleDulles
0
Sep 10, 2026ArrivedDullesSan Francisco
-5
Sep 9, 2026ArrivedDullesSan Francisco
-13
Sep 8, 2026ArrivedDullesSan Francisco
-22
Sep 7, 2026ArrivedDullesSan Francisco
-35
Sep 6, 2026ArrivedDullesSan Francisco
-10
Sep 5, 2026ArrivedDullesSan Francisco
19
Sep 5, 2026ArrivedJacksonvilleDulles
-20
Sep 4, 2026ArrivedDullesSan Francisco
-11
Sep 4, 2026ArrivedJacksonvilleDulles
46
Sep 3, 2026ArrivedDullesSan Francisco
6
Sep 2, 2026ArrivedDullesSan Francisco
-10
Sep 1, 2026ArrivedDullesSan Francisco
-30
Aug 31, 2026ArrivedDullesSan Francisco
-7
Aug 30, 2026ArrivedDullesSan Francisco
-17
Aug 29, 2026ArrivedDullesSan Francisco
0
Aug 28, 2026ArrivedDullesSan Francisco
-26
Aug 27, 2026ArrivedDullesSan Francisco
-3
Aug 26, 2026ArrivedDullesSan Francisco
-24
Aug 25, 2026ArrivedDullesSan Francisco
0
Aug 24, 2026ArrivedDullesSan Francisco
-26
Aug 22, 2026ArrivedDullesSan Francisco
-23
Aug 21, 2026ArrivedDullesSan Francisco
-9
Aug 20, 2026ArrivedDullesSan Francisco
-26
Aug 19, 2026ArrivedDullesSan Francisco
-26

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