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SriLankan Airlines

Is UL503 delayed?

No, UL503 landed in London 11 min early, at 18:59 on Nov 14 (as of Nov 14, 19:00 UTC).

Usually on time: 22 of its last 29 graded arrivals landed within 15 min of schedule. We say “usually” only from 20 graded arrivals, with two in three or more on one side.

Arrived

11 min early

Official source · Updated

Departure

Colombo

CMB

Scheduled

Not available

Arrival

London

LHR

Actual

Scheduled 19:10

Nov 14

Times shown in airport local time

Service date: · Scheduled arrival date; departure time unavailable (Europe/London)

Flight details

Departure · UTC

Scheduled
Not available
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Actual

Also sold as AC6887

Recent arrivals

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

  • Colombo → London

    11 min early

  • Colombo → London

    On schedule (10 min behind)

  • Colombo → London

    On time

  • Colombo → London

    12 min early

  • Colombo → London

    17 min early

Is UL503 usually late?

Period: Oct 16, 2026 – Nov 15, 2026

Landings recorded
29
Graded against schedule
29
Not graded
0
On time
76%
of 29 flights
Late
24%
of 29 flights
Cancelled
0%
of 29 flights
Diverted
0%
of 29 flights
Median arrival delay
1 min
9 in 10 arrived within
39 min

On time means landing no more than 15 minutes after the scheduled arrival, late more than 15 minutes after, both times read to the minute. The percentages share one base: graded arrivals plus cancelled and diverted flights. A cancelled plan another plan of the flight replaced within 12 hours is not counted. Median and “9 in 10” are interpolated over the graded arrivals. Compares scheduled and actual arrival times, read to the minute. Some flights may be missing.

How flight status works

Departures on record at these airports today

London Heathrow (LHR) departures

Delayed: took off more than 27 min after schedule (15 min plus the usual 12-min taxi)
23 delayed, 1 cancelled of 131 departures on record

Counts cover the departures on record at each airport, not its full schedule.

Related flights

Other flights VCBI → LHR

All SriLankan Airlines flights

Flight history and details
UL503 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 14, 2026ArrivedColomboLondon-11
Nov 13, 2026ArrivedColomboLondon10
Nov 12, 2026ArrivedColomboLondon0
Nov 11, 2026ArrivedColomboLondon-12
Nov 10, 2026ArrivedColomboLondon-17
Nov 8, 2026ArrivedColomboLondon-3
Nov 7, 2026ArrivedColomboLondon-9
Nov 6, 2026ArrivedColomboLondon0
Nov 5, 2026ArrivedColomboLondon58
Nov 4, 2026ArrivedColomboLondon-17
Nov 3, 2026ArrivedColomboLondon-26
Nov 2, 2026ArrivedColomboLondon20
Nov 1, 2026ArrivedColomboLondon48
Oct 31, 2026ArrivedColomboLondon8
Oct 30, 2026ArrivedColomboLondon37
Oct 29, 2026ArrivedColomboLondon-6
Oct 28, 2026ArrivedColomboLondon182
Oct 27, 2026ArrivedColomboLondon-21
Oct 26, 2026ArrivedColomboLondon4
Oct 25, 2026ArrivedColomboLondon1
Oct 24, 2026ArrivedColomboLondon22
Oct 23, 2026ArrivedColomboLondon5
Oct 22, 2026ArrivedColomboLondon2
Oct 21, 2026ArrivedColomboLondon1
Oct 20, 2026ArrivedColomboLondon11
Oct 19, 2026ArrivedColomboLondon-8
Oct 18, 2026ArrivedColomboLondon-11
Oct 17, 2026ArrivedColomboLondon25
Oct 16, 2026ArrivedColomboLondon-10
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