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United Airlines

Is UA398 delayed?

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

Arrived

26 min early

Updated

Departure

Dulles

IAD

Actual

Scheduled 22:35

Aug 25

Arrival

Reykjavik

KEF

Actual

Scheduled 08:30

Aug 26

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual

Recent arrivals

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

  • IAD → KEF

    9 min early

  • IAD → KEF

    14 min late

  • IAD → KEF

    20 min early

  • IAD → KEF

    17 min late

  • IAD → KEF

    11 min late
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
24
Arrivals over 15 minutes late
7
Observed cancellations
0
Observed occurrences
27

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

UA398 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 17, 2026ArrivedDullesReykjavik
-9
Sep 15, 2026ArrivedDullesReykjavik
14
Sep 14, 2026ArrivedDullesReykjavik
-20
Sep 13, 2026ArrivedDullesReykjavik
17
Sep 12, 2026ArrivedDullesReykjavik
11
Sep 11, 2026ArrivedDullesReykjavik
-20
Sep 10, 2026ArrivedDullesReykjavik
62
Sep 8, 2026ArrivedDullesReykjavik
2
Sep 7, 2026ArrivedDullesReykjavik
4
Sep 5, 2026ArrivedDullesReykjavik
26
Sep 4, 2026ArrivedDullesReykjavik
1
Sep 3, 2026ArrivedDullesReykjavik
321
Sep 2, 2026ArrivedDullesReykjavik
8
Sep 1, 2026ArrivedDullesReykjavik
106
Aug 31, 2026ArrivedDullesReykjavik
28
Aug 30, 2026ArrivedDullesReykjavik
41
Aug 29, 2026ArrivedDullesReykjavik
-6
Aug 28, 2026ArrivedDullesReykjavik
-13
Aug 26, 2026ArrivedDullesReykjavik
-6
Aug 25, 2026ArrivedDullesReykjavik
-26
Aug 24, 2026ArrivedDullesReykjavik
-35
Aug 23, 2026ArrivedDullesReykjavik
-18
Aug 21, 2026ArrivedDullesReykjavik
-34
Aug 19, 2026ArrivedDullesReykjavik
-5

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