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United Airlines

Is UA4388 delayed?

No — UA4388 landed in Dulles 17 min early, at 11:43 on Sep 29 (as of Sep 29, 15:43 UTC).

Usually on time: arrived within 15 min of schedule on 20 of the last 22 flights.

Arrived

17 min early

Official source · Updated

Departure

Hebron

CVG

Actual

Scheduled 10:40

Sep 29

Arrival

Dulles

IAD

Actual

Scheduled 12:01

Sep 29

Times shown in airport local time

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

Market settled: On time.

View this flight’s marketHow this market settles

Think UA4388 runs late on Sep 30? Delayed is trading at 22¢ — pays out x4.50.

Will United Airlines UAL 4388 from Hebron to Dulles arrive on time, be delayed, or be cancelled on Sep 30?
On timePays out x1.3176%DelayedPays out x4.5022%CancelledPays out x49.282%
$68 tradedDeparts Wed, Sep 30, 2:40 PM UTC
How this market settles
Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
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.

Recent arrivals

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

  • Hebron → Dulles

    17 min early

  • Hebron → Dulles

    7 min early

  • Hebron → Dulles

    1 min early

  • Hebron → Dulles

    316 min late

  • Hebron → Dulles

    13 min early

Is UA4388 usually late?

Observation window: Aug 31, 2026 – Sep 30, 2026

Observed arrivals
22
On time
91%
of 22 arrivals
Late
9%
of 22 arrivals
Cancelled
4%
of 23 flights
Median arrival delay
10 min early
9 in 10 arrived within
13 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. 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

At the airports today

Dulles (IAD) departures

Left more than 15 min late
31 of 206
Cancelled today
0

Related flights

Return flights KILM → EWR

All United Airlines flights

Flight history and details
UA4388 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 29, 2026ArrivedHebronDulles
View this flight’s market
-17
Sep 28, 2026ArrivedHebronDulles-7
Sep 27, 2026ArrivedHebronDulles-1
Sep 26, 2026ArrivedHebronDulles316
Sep 25, 2026ArrivedHebronDulles-13
Sep 24, 2026ArrivedHebronDulles-2
Sep 23, 2026ArrivedNewarkWilmington-1
Sep 22, 2026ArrivedNewarkWilmington61
Sep 21, 2026CancelledNewarkWilmingtonNot availableNot available
Sep 20, 2026ArrivedNewarkWilmington8
Sep 19, 2026ArrivedNewarkWilmington-31
Sep 18, 2026ArrivedNewarkWilmington-9
Sep 17, 2026ArrivedNewarkWilmington-28
Sep 16, 2026ArrivedNewarkWilmington-28
Sep 12, 2026ArrivedNewarkWilmington-26
Sep 11, 2026ArrivedNewarkWilmington13
Sep 10, 2026ArrivedNewarkWilmington-8
Sep 9, 2026ArrivedNewarkWilmington-6
Sep 8, 2026ArrivedNewarkWilmington-16
Sep 7, 2026ArrivedBurlingtonDulles-18
Sep 6, 2026ArrivedDullesRochester-26
Sep 5, 2026ArrivedDullesRochester-17
Sep 4, 2026ArrivedBurlingtonDulles-16

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