SriLankan Airlines UL503 Flight Status
According to Trip.com real-time data, the UL503 flight operated by SriLankan Airlines on Nov 11, 2026 is scheduled to fly from Colombo (CMB) to London (LHR). The flight is expected to depart at 12:55 PM (local time in Colombo, UTC+5.5) and land at 6:36 PM (local time in London, UTC+0) .
Tue, Nov 10
Wed, Nov 11
Thu, Nov 12
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Arrived
The flight has arrived 17m early
11h 45m
Check-in Counter
--
Boarding Gate
9
Arrival Gate
--
Baggage
9
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Scheduled
Your flight will depart on time.
11h 45m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Show more
Need a flight from Colombo to London?
SriLankan Airlines From VND 9,582,000
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Scheduled
Your flight will depart on time.
11h 45m
Check-in Counter
--
Boarding Gate
9
Arrival Gate
--
Baggage
--
Show more
Need a flight from Colombo to London?
SriLankan Airlines From VND 9,582,000
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Colombo to London or track other flights with our flight status tracker.
UL503 Aircraft Details
According to Trip.com real-time data, the UL503 flight flying from Colombo to London on 11/11/2026 is operated by the aircraft model Airbus A330-300. This aircraft has been in service for 11y, 1m. The aircraft is equipped with 297 seats.
Airbus A330-300
Punctuality (Departure)
77
%
Punctuality (Arrival)
87
%
Late on average
6 minutes
Age
11y, 1m
Seats
297
Flight Distance
--
Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
43 cm
Seat width
110°
Reclining Angle
2-4-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
53 cm
Seat width
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for UL503
Trip.com historical records show that the last UL503 flight departed on Tue, Nov 10 from CMB at approximately 12:59 PM. This flight is expected to arrrive in LHR at 6:53 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Nov 6 | Colombo (CMB) | London (LHR) | 333 | 1:20 PM | 7:10 PM | Arrived |
| Sat, Nov 7 | Colombo (CMB) | London (LHR) | 333 | 1:23 PM | 7:01 PM | Arrived |
| Sun, Nov 8 | Colombo (CMB) | London (LHR) | 333 | 1:12 PM | 7:08 PM | Arrived |
| Mon, Nov 9 | Colombo (CMB) | London (LHR) | 333 | 12:59 PM | 7:01 PM | Arrived |
| Tue, Nov 10 | Colombo (CMB) | London (LHR) | 333 | 12:59 PM | 6:53 PM | Arrived |
| Wed, Nov 11 | Colombo (CMB) | London (LHR) | 333 | 12:55 PM | 6:36 PM | Scheduled |
| Thu, Nov 12 | Colombo (CMB) | London (LHR) | 333 | 12:55 PM | 7:10 PM | Scheduled |
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UL503 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UL503 is 77% (Late on average 29 minutes), and the on-time arrival rate is 87% (Late on average 6 minutes).
On-Time Departures
Punctuality
77
%
Late on average
29 minutes
Early
3
%
On time
73
%
30 mins late
7
%
60 mins late
7
%
90 mins late
10
%
Canceled
0
%
On-Time Arrivals
Punctuality
87
%
Late on average
6 minutes
Early
43
%
On time
43
%
30 mins late
10
%
60 mins late
0
%
90 mins late
3
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ul503?
Flight ul503 has not departed yet and is currently on schedule. Scheduled departure 12:55 PM, arrival 7:10 PM (updated Nov 11, 2026).Is flight ul503 on time today?
Flight ul503 has not departed yet and is currently on schedule. Scheduled departure is 12:55 PM, with arrival at 7:10 PM. Recheck gate and timing before you head to the airport.Has flight ul503 departed yet? What is the departure time?
Flight ul503 is scheduled to depart at 12:55 PM. The latest actual or estimated departure time is 12:55 PM, and the current status is Scheduled (updated Nov 11, 2026).When is flight ul503 scheduled to arrive?
Flight ul503 is scheduled to arrive at 7:10 PM. The latest estimated or actual arrival time is 6:36 PM. Status is Scheduled as of Nov 11, 2026.What route does flight ul503 fly?
Flight ul503 is operated by SriLankan Airlines from Colombo (CMB) to London (LHR). Typical flight time is about 11 hours45 minutes; operating days may include Wednesday.How can I check real-time status for flight ul503?
Track flight ul503 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight ul503 is delayed or canceled, what should I do?
If ul503 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 11, 2026). Contact SriLankan Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ul503 departed from Colombo?
Flight ul503 has not departed from Colombo (CMB) yet and is currently on schedule for 12:55 PM.What is the seat configuration for flight ul503?
Flight ul503 usually flies a Airbus A330-300 with seat layout 2-4-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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