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United Airlines

Is UA597 delayed?

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

Arrived

29 min late

Official source · Updated

Departure

Denver

DEN

Actual

Scheduled 14:09

Sep 7

Arrival

Boston

BOS

Actual

Scheduled 19:50

Sep 7

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Route overview: Denver → BostonDENBOS
Route overview

Recent arrivals

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

  • DEN → BOS

    142 min late

  • DEN → BOS

    13 min late

  • DEN → BOS

    11 min early

  • DEN → BOS

    16 min early

  • DEN → BOS

    133 min late
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
26
Arrivals over 15 minutes late
12
Observed cancellations
0
Observed occurrences
29

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

UA597 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 17, 2026ArrivedDenverBoston
View this flight’s market
142
Sep 16, 2026ArrivedDenverBoston
13
Sep 15, 2026ArrivedDenverBoston
-11
Sep 14, 2026ArrivedDenverBoston
-16
Sep 13, 2026ArrivedDenverBoston
133
Sep 12, 2026ArrivedDenverBoston
-22
Sep 11, 2026ArrivedDenverBoston
42
Sep 10, 2026ArrivedDenverBoston
141
Sep 9, 2026ArrivedDenverBoston
106
Sep 8, 2026ArrivedDenverBoston
11
Sep 7, 2026ArrivedDenverBoston
29
Sep 6, 2026ArrivedDenverBoston
300
Sep 5, 2026ArrivedDenverBoston
48
Sep 4, 2026ArrivedDenverBoston
-10
Sep 3, 2026ArrivedDenverBoston
153
Sep 2, 2026ArrivedDenverBoston
-28
Sep 1, 2026ArrivedDenverBoston
87
Aug 31, 2026ArrivedDenverBoston
-28
Aug 30, 2026ArrivedDenverBoston
-2
Aug 29, 2026ArrivedDenverBoston
-20
Aug 28, 2026ArrivedDenverBoston
-14
Aug 27, 2026ArrivedDenverBoston
-4
Aug 26, 2026ArrivedDenverBoston
-14
Aug 25, 2026ArrivedDenverBoston
-1
Aug 24, 2026ArrivedDenverBoston
74
Aug 23, 2026ArrivedDenverBoston
240

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